SPIN Keyword Thesaurus Code Description Occurrences 0730077 Aboriginal Health 26 0401005 Aboriginal Studies 43 0755055 Abortion (Induced) 7 0406004 Abortion Counseling 0 0605010 Absorption 8 0503001 Academic Achievement 126 0715005 Accidents 40 0901001 Accounting 105 1007011 Acid Precipitation 1 1009020 Acoustic Damping Mechanisms 0 1013041 Acoustic Reverberation 0 1016010 Acoustic Target Detection 1 1016020 Acoustic Tomography 0 0607025 Acoustic Waves 0 1013001 Acoustics 38 1016015 Acoustics Technology 10 0901058 Acquisitions/Mergers 1 1220005 Actinide Chemistry 0 0745059 Acupuncture 5 0404001 Addictions 153 1009025 Adhesion Mechanisms 0 0414028 Adjustment Psychology 0 0801001 Administrative Law 13 0710005 Adolescent Health 82 0403040 Adolescent Parenting 4 0775035 Adolescent Pregnancy 21 0414030 Adolescent Psychology 25 0414070 Adolescent Sexual Behavior 14 0403001 Adolescents 114 0404025 Adoption 13 0505001 Adult & Continuing Education 59 0404060 Adult Day Care 1 0403019 Adults 53 0715006 Adverse Effects 9 0901002 Advertising 44 0409009 Aerial Geography 0 1015110 Aerial Reconnaissance 0 0601001 Aerodynamics 20 1016025 Aerodynamics Technology 10 0601002 Aeroelasticity 1 0601003 Aeromechanics 2 0601000 Aeronautical/Astronautical Engineering 35 1015001 Aeronautics 95 1001014 Aeronomy 6 1003080 Aerosol Science 10 0785005 Aerospace Biomedicine 9 1015113 Aerospace Engineering 44 1015115 Aerospace Environments 4 1015117 Aerospace Operations/Safety 9 1016030 Aerospace Technology 41 0317001 Aesthetics 9 0503002 Affective Development 2 0103701 Afghanistan 20 0101000 Africa 146 0403002 African Americans 55 0312016 African Languages/Literature 10 0303010 African-American Art 10 0309062 African-American History 24 0403058 African-American Studies 37 0502050 After-School Programs 69 0710010 Aging/Gerontology 279 0201101 Agricultural Biotechnology 30 0201001 Agricultural Chemical Application 7 0201002 Agricultural Collectives/Cooperatives 6 0201003 Agricultural Commodities 40 0408001 Agricultural Economics 53 0201004 Agricultural Engineering 28 0201005 Agricultural Finance 5 0409011 Agricultural Geography 1 0309042 Agricultural History 8 0801002 Agricultural Law 1 0201006 Agricultural Management 45 0201007 Agricultural Planning/Policy 19 0201080 Agricultural Products, Physical Properties 1 0201085 Agricultural Products, Transport/Handling 10 0201000 Agriculture 457 0201022 Agriculture Conservation 38 0502001 Agriculture Education 47 0200000 AGRICULTURE/FOOD SCIENCES/FOODS 101 0201100 Agriculture/Food Studies--Developing Countrie 22 0201008 Agronomy 37 0715008 AIDS 400 0406006 AIDS Counseling 15 0715263 AIDS--Mental Health 20 0715264 AIDS--Perinatal/Pediatric 11 0715265 AIDS--Sexually Transmitted 76 0715266 AIDS--Substance Abuse 80 1015120 Air Breathing Engines 2 1015125 Air Navigation 3 1007005 Air Pollution 114 0419001 Air Safety 21 0419005 Air Transportation 57 1005001 Air/Sea Boundary Interactions 0 1016035 Aircraft Avionics 29 1016040 Aircraft Propulsion Technology 3 1015130 Airfoils 0 1016045 Airframe Design 3 0601004 Airframe Structures and Materials 2 0606070 Airport Runways 9 0105601 Alaska 34 0403053 Alaskan Natives 41 0104301 Albania 25 0502002 Alcohol Education 17 1265005 Alcohol Fuels 0 0404003 Alcohol/Alcoholism 184 0203002 Alcoholic Beverages 15 0745076 Alcoholism Prevention 68 0745077 Alcoholism Treatment 53 1010001 Algebra 32 0101301 Algeria 8 0417009 Alienation 1 1003045 Aliphatic Compounds 0 0785010 Allergy 43 0502040 Allied Health Education 11 0715344 Alopecia 3 0715315 Alpha-1 Antitrypsin Deficiency 13 0801046 Alternative Dispute Resolution Law 1 1205005 Alternative Fuels 86 0745056 Alternative Medicine 70 0503003 Alternative Modes Education 5 1014016 Alternatives to Animal Testing 12 1015140 Aluminum Compounds 3 0715232 Alzheimer's Disease 102 0303011 American Art 41 0309043 American History 347 0312124 American Literature 133 0316011 American Music 24 0107100 American Republics 0 0312017 American Sign Language 1 0403041 American Studies 255 1003050 Amino Acids 12 0755005 Amniocentesis 0 1009006 Amorphous Materials 1 1015145 Amplitude Distribution Analysis 0 0715252 Amyotrophic Lateral Sclerosis (ALS) 24 1004090 Analog Computers/Computing 0 1010002 Analysis & Functional Analysis 9 1003008 Analytical Chemistry 24 0414001 Analytical Psychology 0 1215005 Analytical Techniques 10 0705000 Anatomical Systems/Sites 21 1002001 Anatomy 53 0309001 Ancient/Classical History 46 0309018 Ancient/Medieval Philosophy 2 0107201 Andes 1 0715286 Anemia 18 0785015 Anesthesiology 87 0101501 Angola 9 0201009 Animal Behavior/Ethology 41 1002002 Animal Breeding and Facilities, Scientific 12 0201011 Animal Care 85 0201012 Animal Communication 2 1002052 Animal Development 16 0201013 Animal Diseases/Pathology 52 0201014 Animal Drugs 4 0201065 Animal Ecology 9 0201015 Animal Feeds/Nutrition 30 0201016 Animal Genetics/Breeding 46 1215019 Animal Genome 18 0201017 Animal Housing 19 0755021 Animal Model 183 0201018 Animal Physiology/Morphology 26 0201102 Animal Reproductive Biology 31 1014003 Animal Research Policy 38 0201019 Animal Science 145 1002063 Animal Taxonomy 8 0201020 Animal Waste 9 0715236 Anorexia/Bulimia 10 0110001 Antarctic Ocean 4 0102000 Antarctica 12 0607026 Antennae 12 0607061 Antennae and Wave Guides 2 0715325 Anthrax 0 0401000 Anthropology 266 1016050 Anti-Submarine Technology 1 0740005 Antibiotics 15 0740010 Anticonvulsants 0 1015150 Antiferroelectricity 0 0108001 Antilles 0 0745089 Antiretroviral Therapy 24 0740011 Antisera 0 1015155 Antisubmarine Warfare 1 0801026 Antitrust Law 3 0740012 Antivirals 3 0715009 Anxiety 26 0607001 Applied Electronics 1 1010003 Applied Mathematics 52 1013085 Applied Physics 16 0414002 Applied Psychology 1 1006000 Applied Sciences 60 0417001 Applied Sociology 0 0607027 Applied Ultrasonics 0 1015160 Approach 21 1015165 Approach Control 0 1016001 Appropriate Technology 1 0201075 Aquacultural Engineering 6 0201066 Aquaculture/Hydroponics 34 1230015 Aquatic Ecology 80 0103601 Arab States 6 0110018 Arabian Gulf 0 0103501 Arabian Peninsula 0 0312018 Arabic Language/Literature 14 0901074 Arbitration/Collective Bargaining 4 0201105 Arboriculture 7 0402001 Archaeological Conservation 12 0402000 Archaeology 278 0402002 Archaeometry 1 0606001 Architectural Engineering 19 0307001 Architecture 230 0307021 Architecture History 65 0307020 Architecture, Design 61 1103020 Archival Programs 129 0130001 Arctic 34 1008015 Arctic Meteorology 4 0110002 Arctic Ocean 3 1008020 Arctic Sciences 18 0403000 Area & Population Studies/Services 12 0302000 Area Studies (Arts/Humanities) 14 0107202 Argentina 19 0103602 Armenia 25 1003043 Aromatic Compounds 1 0715320 Arrhythmias 8 0303001 Art Administration 56 0305001 Art Criticism 72 0502003 Art Education 106 0303013 Art Fundraising Campaigns 2 0303014 Art Planning/Policy 12 0319001 Art Works/Artifacts 104 0715225 Arteriosclerosis/Atherosclerosis 19 0715010 Arthritis 69 1004015 Artificial Intelligence/Cybernetics 24 1015175 Artificial Radiation Belts 0 1015170 Artificial Satellites 0 0303020 Arts in Education 108 0303000 Arts, General/Other 872 0300000 ARTS/HUMANITIES/CULTURAL ACTIVITIES 1068 0725038 Asbestos 5 0103000 Asia 113 0312020 Asian Languages/Literature 11 0318040 Asian Religions 2 0403045 Asian-Americans 13 0403054 Asian/Pacific Islanders 13 0417011 Assimilation 3 0735021 Assistive Technology (Disabled) 27 0715013 Asthma 70 1015180 Astrodynamics 1 1015185 Astronaut Maneuvering Equipment 2 1015002 Astronautics 37 1015190 Astronomical Satellites 1 1013002 Astronomy 160 1013003 Astrophysics 102 0404070 Asylum 3 0403050 At-Risk Children/Youth 105 0715253 Ataxia 15 0110003 Atlantic Ocean 9 1001002 Atmosphere: Composition & Disturbance 4 1001012 Atmospheres/Planets 12 1015200 Atmospheric Attenuation 0 1001055 Atmospheric Chemistry 24 1001010 Atmospheric Deposition 4 1230020 Atmospheric Ecology 5 1015205 Atmospheric Models 11 1001056 Atmospheric Physics 11 1015210 Atmospheric Radiation 4 1001057 Atmospheric Remote Sensing 3 1001000 Atmospheric Sciences 140 1001058 Atmospheric Structure and Dynamics 12 1013045 Atom Interferometry 2 1003001 Atomic & Molecular Structure 6 1013019 Atomic Physics 40 1013051 Atomic Spectra 0 1016055 Attack-Class Submarines 0 0715132 Attention Deficit Hyperactivity Disorder (ADH 10 0785020 Audiology 43 0901003 Auditing 10 1015215 Auroras 0 0106101 Australasia 1 0106102 Australia 136 0309016 Australian History 35 0104501 Austria 32 0715256 Autism 77 0304006 Autobiography 13 0715015 Autoimmunity 24 1010027 Automata 0 0735005 Automated Clinical Analysis 0 0609001 Automation 14 0417015 Automation and Industrial Workers 0 0609002 Automotive Engineering 26 1205000 Automotive Propulsion Systems 9 1015220 Auxiliary Power Sources 2 1016060 Aviation Technology 48 0104101 Azerbaijan 25 0104302 Azores 0 1015225 Background Noise 1 1015230 Background Radiation 2 1002003 Bacteriology 39 0105100 Bahamas 2 0103502 Bahrain 7 0203001 Bakery Products 1 0705073 Balance 33 0312022 Baltic Languages/Literature 6 0110004 Baltic Sea 1 0104102 Baltic States 8 0103503 Bangladesh 20 0901005 Banking 25 0801003 Banking Law 0 0901006 Bankruptcy 2 0108002 Barbados 8 1015235 Barrier Layers 6 0502004 Basic Skills Education 14 1255003 Batteries 16 1015240 Beams (Radiation) 4 0110019 Beaufort Sea 0 0710011 Behavior and Health 325 0406015 Behavior Modification 58 1215015 Behavioral Biology 102 0715020 Behavioral Medicine 171 0502060 Behavioral Science Education 28 0745001 Behavioral Therapy 63 0414015 Behavioral/Experimental Psychology 14 0400000 BEHAVIORAL/SOCIAL SCIENCES 369 0404000 Behavioral/Social Studies/Services/Other 255 0104103 Belarus 24 0104401 Belgium 17 0107301 Belize 4 1015245 Beneficiation 0 0101502 Benin 8 0110005 Bering Sea 2 0105200 Bermuda 5 0103504 Bhutan 1 0318041 Biblical Studies 21 1103021 Bibliographic Projects 25 0503004 Bilingual/Bicultural Education 2 0755010 Bioassay 30 0710013 Biochemical Engineering 11 0760002 Biochemical Markers 12 1003002 Biochemistry 283 1003015 Biochemistry, Carbohydrates 0 1003016 Biochemistry, Lipids 5 1003017 Biochemistry, Nucleic Acid 5 1003018 Biochemistry, Proteins 3 1008025 Biocorrosion 0 0785232 Biodefense 6 1002048 Biodegradation 2 1007029 Biodiversity 133 1015250 Biodynamics 0 1002196 Bioeffects 0 0706010 Bioelectric Phenomena 2 0765005 Bioenergetics 10 0710015 Bioengineering 113 0740013 Biofeedback 4 1008030 Biofouling 3 1005049 Biogeochemistry 20 0710139 Bioinformatics 150 1002024 Biological Instrumentation 10 0760003 Biological Markers 152 1215010 Biological Materials 38 1002071 Biological Modeling 7 1008005 Biological Oceanography 11 1002075 Biological Polymers 0 0780005 Biological Resources 23 0740015 Biological Response Modifiers 3 1002000 Biological Sciences 592 1002078 Biological Sensor Mechanisms 14 1104001 Biological/Chemical Warfare 31 1265010 Biomass Fuels 59 0750005 Biomaterials 38 0710020 Biomechanics 22 0706000 Biomedical Engineering 79 0780010 Biomedical Research Resources, Other 112 0720005 Biomedical Research Training 358 0710030 Biomedical Research, Multidisciplinary 955 1002012 Biometry 9 1002200 Biomimetics 5 1002195 Biomineralization 2 1003066 Biomolecular Science 34 1008035 Biophysical Interactions 3 1013004 Biophysics 73 1009030 Biopolymeric Materials 0 1007038 Bioremediation 3 1002202 Biosciences 43 1002193 Biosphere 11 0710032 Biostatistics 75 0765010 Biosynthesis 3 0710033 Biosystematics 4 0710035 Biotechnology 242 0404031 Bioterrorism 22 1002175 Biotic Systems 5 0715318 Bipolar Disorder 22 0715030 Birth/Congenital Defects 40 0110006 Black Sea 3 1015255 Blackout Physiology 0 1015260 Blackout Propagation 0 0715339 Bladder Cancer 3 0715031 Bleeding Disorders 15 0715227 Blindness 52 1002090 Blood Coagulation 4 0715032 Blood Diseases 84 0750010 Blood/Blood Products/Transfusions 61 0790001 Body Composition 5 0107203 Bolivia 19 0705004 Bone 57 0715270 Bone Diseases 39 0705005 Bone Marrow 23 1015265 Booster Rocket Engines 0 0104303 Bosnia-Hercegovina 18 1002013 Botany 62 0101401 Botswana 20 1015275 Boundary Layer Control 0 1015270 Boundary Layers 3 0705010 Brain 212 0715255 Brain Tumors 37 1015280 Brakes for Arresting Motion 1 0107204 Brazil 48 0715276 Breast Cancer 125 0750015 Breast Milk 8 0606060 Bridge Management Systems 4 0606051 Bridges 24 0150001 British Commonwealth of Nations 7 0309044 British History 47 0104402 British Isles 6 1015285 Broadband 12 0405001 Broadcast Media 92 1007041 Brownfields 11 0103401 Brunei 2 1255005 Buildings, Commercial Energy Use 17 1255010 Buildings, Industrial Energy Use 12 1255015 Buildings, Municipal Energy 15 1255020 Buildings, Residential Energy Use 19 0606087 Built Environment 38 0104304 Bulgaria 26 0312120 Bulgarian Language/Literature 0 0101503 Burkina Faso (Upper Volta) 7 0103402 Burma (Myanmar) 5 1015290 Burning Rate 0 0414036 Burnout 1 0715033 Burns 6 0101201 Burundi 3 0201110 Bush/Bushlands 1 0901095 Business 306 0901007 Business Administration 128 0901008 Business Communications 2 0408020 Business Cycles/Crises 0 0502005 Business Education 38 0901009 Business Ethics 8 0901044 Business Statistics 2 0801004 Business/Corporate Law 17 0901096 Business/Economics Planning/Policy 22 0309002 Byzantine History 11 1015295 Cabin Atmospheres 0 0203004 Cacao Products 0 0715301 Cachexia 2 1010004 Calculus 2 0710096 Caloric Restriction 9 0103404 Cambodia (Kampuchea) 25 0101504 Cameroon 6 0105300 Canada 207 0309060 Canadian History 46 0312051 Canadian Literature 28 0403059 Canadian Studies 68 0101302 Canary Islands 1 0710137 Cancer Biology 172 0715038 Cancer Epidemiology 17 0715046 Cancer Survivorship 21 0715035 Cancer/Carcinogenesis 732 0203005 Candy 0 0201107 Canine Diseases/Pathology 3 0607066 Capacitors 0 0101505 Cape Verde 1 1003040 Carbohydrates 2 1009035 Carbon Composites 0 1015300 Carbon Compounds 4 1260005 Carbon Dioxide 24 1002081 Carbon Dioxide Fixation 1 1003027 Carbon Dioxide Reduction 8 1007039 Carbon Sequestration 21 1015305 Cardiography 9 0785025 Cardiology 83 0785228 Cardiopulmonary/Chest Medicine 21 0715040 Cardiovascular Diseases 298 0705015 Cardiovascular System 206 0502006 Career Education & Planning 52 0108003 Caribbean Islands 31 0110007 Caribbean Sea 4 0715041 Caries 13 0409001 Cartography 38 0715104 Cat Eye Syndrome 1 1103001 Cataloging & Classification 11 1003019 Catalysis/Kinetics 8 0715326 Cataract 7 1004169 CD-ROM 4 1015310 Celestial Bodies, Celestial Geodesy 0 1013005 Celestial Mechanics 1 1015325 Celestial Navigation 0 1015330 Celestial Reference Systems 0 0760004 Cell Components 62 1002198 Cell Death 20 0780015 Cell Lines 34 1002004 Cellular Biology 341 1002183 Cellular Physiology 29 0309058 Celtic Studies 4 0606052 Cement and Concrete Chemistry 3 0101100 Central Africa 1 0101303 Central African Republic 0 0107300 Central America 33 0103100 Central Asia 13 0104500 Central Europe 21 0604000 Ceramic Engineering 16 0320001 Ceramics (Visual Arts) 34 1009001 Ceramics/Refractories 13 0203006 Cereals 8 0715257 Cerebral Palsy 12 0715042 Cerebrovascular Disorders 39 0715308 Cervical Cancer 15 0101304 Chad 10 0316012 Chamber Music 23 1015335 Change Detection 1 1010030 Chaos 3 1003003 Chemical Dynamics 4 1003004 Chemical Effects 8 0605000 Chemical Engineering 156 1013020 Chemical Physics 16 1003053 Chemical Reactions 11 1003000 Chemical Sciences 397 1003006 Chemical Synthesis 18 1003060 Chemicals and Chemical Properties 16 1230005 Chemicals Monitoring 2 1230010 Chemicals Transport 2 0780017 Chemicals/Materials 32 0745003 Chemoprevention 12 0740018 Chemopreventive Agents 9 0740020 Chemotherapeutic Agents 8 0745005 Chemotherapy 22 1007037 Chesapeake Bay Studies 28 0403046 Chicanos 4 0403051 Child Abuse/Neglect 95 0404004 Child Psychology/Development 89 0403052 Child Support--Governmental/Parental 16 0403003 Child Welfare 99 0730005 Child/Maternal Health 327 0715296 Childhood Disease 65 0770005 Children (Patients) 44 0304010 Children's Literature 83 0403049 Children/Youth 757 0107205 Chile 20 0103201 China (People's Republic) 102 0110008 China Seas 0 0312024 Chinese Language/Literature 40 0745054 Chinese Medicine 15 0785030 Chiropractic 22 0715288 Cholera 0 0760086 Cholesterol 8 0316013 Choral Music 14 0316010 Choreography 56 0312137 Christian Philosophy 11 1003035 Chromatography 5 0715043 Chronic Fatigue 10 0715166 Chronic Obstructive Pulmonary Disease 13 0313001 Cinema/Video 282 1002176 Circadian Rhythms 12 1015340 Circuit Protection 0 0607028 Circuits and Systems 13 0607067 Circuits Theory/Architecture 5 0705031 Circulatory System 10 0412014 Citizenship 34 0419002 Civic Activities 196 0419008 Civic Protection 3 0412035 Civics/Civics Education 58 0606000 Civil Engineering 78 0801005 Civil Law 23 0412018 Civil Service 9 0412001 Civil/Human Rights 228 1001016 Classification of Climate 0 0503005 Classroom Instruction 20 0715029 Cleft Lip/Palate 6 1001008 Climate Change 183 1001003 Climatology 60 0710040 Clinical Chemistry 15 0706020 Clinical Engineering 2 0785035 Clinical Medicine, General 256 0414004 Clinical Psychology 19 0417013 Clinical Sociology 0 0755015 Clinical Trial 147 1002049 Cloning of Cells 9 1002050 Cloning of Organisms 1 1001018 Cloud Physics 4 1001004 Clouds 7 1220010 Coal Chemistry 2 1260055 Coal Combustion 9 1260010 Coal Processing 7 1260015 Coal Processing/Carbonization 4 1260020 Coal Processing/Desulfurization 0 1260025 Coal Processing/Gasification 10 1260030 Coal Processing/Hydrogenation 2 1260035 Coal Processing/Liquefaction 2 1260040 Coal Processing/Pyrolysis 0 1260045 Coal Processing/Solvent Extraction 0 0606002 Coastal & Ocean Engineering 10 1005006 Coastal Geology 5 1008040 Coastal Meteorology 1 1008001 Coastal Processes 35 0760057 Cocaine 18 0203007 Coffee 2 0414005 Cognitive Development/Processes 219 1015350 Coherent Radiation 0 0760005 Collagen 2 0417027 Collective Behavior 4 0505002 College Students 14 1015355 Collision Avoidance 8 1003009 Colloid Chemistry 2 0107206 Colombia 18 0715037 Colon Cancer 12 0309061 Colonial America 24 0203008 Color Additives 0 0715322 Colorectal Cancer 13 0730092 Combat Medical Care 7 1104019 Combat Rations 0 1003029 Combinatorial Chemistry 0 1010020 Combinatorics 14 1009160 Combustible Materials 1 0609003 Combustion 27 1220015 Combustion Chemistry 7 1015365 Cometary Magnetospheres 0 1015370 Comets 7 1015375 Command Guidance 5 0901010 Commerce 38 0201021 Commodity Futures 1 0104104 Commonwealth of Independent States (CIS) 0 0715045 Communicable Diseases 3 0607002 Communication Systems 37 0405000 Communications 244 0801006 Communications Law 2 1104020 Communications Warfare 1 0715050 Communicative Disorders, Hearing 68 0715055 Communicative Disorders, Speech 56 0501008 Community and School Relations 32 0416018 Community Development/Revitalization 513 0416019 Community Services 484 0403042 Community Studies 29 0403004 Community/Outreach Programs 365 0101402 Comoros 0 0801044 Company Law 3 0503006 Comparative Education 2 0412007 Comparative Government 6 0412047 Comparative Politics 16 0318042 Comparative Religion 61 0417002 Comparative Sociology 1 0414062 Comparative/Animal Psychology 0 0507001 Compensatory Education 0 1004037 Compilers 2 0607072 Complex/Intelligent Systems 28 1006001 Complexity Sciences 9 1009007 Composite Materials 21 0414038 Compulsive Behavior 8 1002171 Computational Biology 61 0601013 Computational Fluid Dynamics 5 0609055 Computational Mechanics 11 1004001 Computer Applications 17 1004030 Computer Architecture 17 0307009 Computer Arts 10 0502041 Computer Education/Literacy 19 1004003 Computer Engineering 77 1004004 Computer Graphics 20 1004165 Computer Hardware 25 1004026 Computer Interface 5 1004168 Computer Modeling 27 0315002 Computer Music 1 1004085 Computer Operating Systems 11 1004006 Computer Programming Languages 12 1004000 Computer Science 396 1004043 Computer Simulation/Modeling 44 1004007 Computer Software 75 1004008 Computer Storage & Retrieval 6 1004009 Computer Systems Analysis 12 0901011 Computer Technology 70 1004010 Computer Theory 5 1004072 Computer Vision 4 0607029 Computer-Aided Design 12 0613000 Computer-Aided Engineering 4 0503007 Computer-Aided Instruction 4 1004170 Computer/Data/Network Security 20 0780040 Computing Resources 26 0606004 Concrete Structures 7 1013006 Condensed Matter 40 0404028 Confinement 0 0404026 Conflict/Dispute Resolution 68 0101506 Congo 10 0705020 Connective Tissue 11 1002005 Conservation Biology 56 0412036 Constitution 7 0801007 Constitutional Law 27 0606005 Construction Engineering 48 0801027 Construction Law 2 0606006 Construction Management 25 0404005 Consumer Behavior 24 0502007 Consumer Education/Information 19 0801008 Consumer Law 1 0901012 Consumer Services 31 0609048 Contact Stress Analysis 0 0405004 Content Analysis 0 0505007 Continuing Professional Development 18 0609005 Continuum Mechanics 0 0750020 Contraceptives 23 0801043 Contracts 11 1004012 Control Applications (Computer Sciences) 6 0607004 Control Systems (Electronic) 25 0609006 Control Systems (Mechanical Engineering) 22 1004013 Control Theory (Computer Sciences) 4 1104012 Conventional Warfare 0 0715060 Convulsive Disorders 3 0503041 Cooperative Education 3 1014010 Cooperative Science Programs 6 0901097 Corporate/Nonprofit Philanthropy 31 0901056 Corporate/Strategic Planning 30 1009002 Corrosion 15 1009040 Corrosion Science 5 1003061 Cosmetics 0 1250005 Cosmology 27 0107302 Costa Rica 8 0203009 Cottonseeds 6 0406008 Counseling/Counselling/Ethics 1 0406000 Counseling/Counselling/Guidance 31 0503008 Counseling/Counselling/Guidance Education 14 1008045 Coupled Ocean Acoustics Models 0 0320002 Craft Arts 110 0785041 Craniofacial Health 35 0320015 Creative Arts 66 0304000 Creative Writing 166 0901013 Credit 4 0407002 Crime Causation 7 0407003 Crime Control 43 0407018 Crime Prevention 44 0407004 Criminal Behavior 17 0407010 Criminal Identification 8 0407012 Criminal Information Systems 6 0407005 Criminal Justice 176 0801010 Criminal Law 26 0407016 Criminal Psychology 0 0407014 Criminal Statistics 11 0407000 Criminology 11 0406001 Crisis Counseling 8 0730088 Critical Care 57 0305000 Criticism 33 0104305 Croatia 21 0201023 Crop Insurance 6 0201024 Crop Science 112 0403005 Cross-Cultural Studies 30 1015380 Cryogenics 7 1004014 Cryptography 11 1010060 Cryptology 3 1009003 Crystallography 22 0108004 Cuba 4 0306000 Cultural Activities 186 0403056 Cultural Diversity 125 0409013 Cultural Geography 9 0309045 Cultural History 112 0401003 Cultural Identity 29 0402003 Cultural Resources 58 0401001 Cultural/Social Anthropology 86 0303012 Culture 467 0901014 Currency 2 0503048 Curriculum Development 159 0407017 Cybercrime 3 0706050 Cybernetics 3 0103603 Cyprus 12 0715258 Cystic Fibrosis 58 1002051 Cytogenetics 9 1002015 Cytology 9 1002097 Cytoskeleton 4 0312121 Czech and Slovak Languages/Literature 0 0104502 Czech Republic 23 0203010 Dairy Products 12 0201025 Dairy Science 20 0606007 Dams and Earth Structures 2 0316001 Dance 220 0502008 Dance Education 4 0312025 Danish Language/Literature 3 1015385 Data Acquisition 82 1004016 Data Analysis 154 0755018 Data Management/Analysis 148 1004172 Data Mining 19 1004166 Data Systems 44 1004061 Database Currency Control 0 0404006 Day Care 19 0306001 Deaf Culture 5 0715336 Deafness 42 0404007 Death and Dying, Behavioral/Social 9 0715070 Death and Dying, Health and Physical Needs 17 0715044 Death/Mortality 10 0411015 Decision Sciences 29 0320003 Decorative Arts 35 1104015 Defense Planning/Policy 25 1104018 Defense Technology 80 0715022 Dementia 71 0412037 Democracy 146 0413001 Demography 55 0104202 Denmark 20 0745010 Dental Health & Hygiene 106 0502009 Dental Health Education 75 0785040 Dentistry 170 1004028 Dependable Systems 0 0414042 Dependency 43 0715072 Depression 65 0785045 Dermatology 64 0606011 Desalination 2 1015390 Descent Propulsion Systems 0 1015395 Descent Trajectories 0 0130002 Deserts and Arid Zones 6 0307000 Design Arts 100 0745015 Detoxification 8 0150002 Developing/Underdeveloped Nations 104 1002006 Developmental Biology 116 0715289 Developmental Disabilities 74 0414006 Developmental Psychology 9 0735023 Device Development for People with Disabiliti 2 0412009 Devolution 0 0715075 Diabetes 275 0715080 Diabetic Retinopathy 5 0745025 Dialysis 2 0304009 Diaries 4 0413021 Diaspora 18 1013007 Dielectric Properties 0 0203011 Dietary Foods 11 0740026 Dietary Supplements 14 0715085 Digestive Diseases & Disorders 55 0705025 Digestive System 17 1004088 Digital Computers/Computing 17 0313011 Digital Television 3 1210000 Direct Energy Conversion 3 1015400 Directional Stability 0 0404008 Disasters 77 0503009 Discipline Problems 0 0710000 Disciplines/Fields, Health & Safety/Med/Biome 54 1010021 Discrete Classification 1 1010025 Discrete Mathematics 11 0404063 Discrimination 65 0795003 Disease Control 217 0715000 Disease Entities/Medical Problems, Behavior 41 0755020 Disease Model 54 0745027 Disease Prevention 554 1280026 DISPLAY 5 0503044 Distance Learning 37 1015405 Distance Measuring Equipment 0 1004063 Distributed Systems 9 0101202 Djibouti 3 0760054 DNA 81 1002070 DNA Replication 1 0403006 Domestic Violence 120 0108005 Dominica 3 0108006 Dominican Republic 19 0740080 Dosage Forms 12 0715144 Down Syndrome 4 0201026 Drainage 4 0304001 Drama 63 0316002 Dramatic/Theatre Arts 215 0320004 Drawing 54 1260075 Drilling and Mining 10 0502010 Driver Education 8 0503043 Dropout Prevention 11 0745078 Drug Abuse Prevention 106 0745079 Drug Abuse Treatment 108 0740081 Drug Delivery Systems 63 0755025 Drug Design 116 0502011 Drug Education 20 0710045 Drug Metabolism 25 0765045 Drug Resistance 14 0404009 Drugs/Drug Abuse 230 0312026 Dutch Language/Literature 6 1015410 Dynamic Characteristics 7 1015415 Dynamic Stability 3 0715090 Dyslexia 3 0715274 Dystonia 9 0503046 E-Learning 19 1016062 E-Science 6 0404033 Early Childhood Development 86 0504005 Early Childhood Education 115 0745092 Early Intervention for People With Disabiliti 4 1015420 Earth Atmosphere 10 1015425 Earth Orbital Rendezvous 0 1015430 Earth Orbits 0 0601017 Earth Satellite Applications 6 1005000 Earth Sciences 185 1005014 Earth Sciences Instrumentation 5 1005040 Earth/Terrestrial Remote Sensing 8 0606008 Earthquake Engineering 6 0404058 Earthquake Mitigation 4 0103200 East (Far East) Asia 22 0101200 Eastern Africa 6 0104100 Eastern Europe 42 0120001 Eastern Hemisphere 0 0130000 Ecological Zones 4 1002016 Ecology 245 0413013 Ecology and Population 9 0408002 Econometrics/Forecasting 15 0408041 Economic Competitiveness 26 0901015 Economic Development 390 0409003 Economic Geography 4 1005007 Economic Geology 4 0309003 Economic History 33 0408013 Economic Stabilization 13 0408040 Economic Studies--Developing Countries 23 0408003 Economic Theory 14 0408000 Economics 467 0502061 Economics Education 20 0408018 Economics of Consumption 2 0408036 Economics of Indexing 0 0408014 Economics of Research and Development 2 0408032 Economics of Telecommunications 0 0408015 Economics of the Environment 18 1007027 Ecosystem(s) 254 0715319 Ectodermal Dysplasias 1 0107207 Ecuador 8 0304011 Editorial Projects 29 0500000 EDUCATION 1290 0503011 Education and Work 21 0507007 Education for People With Disabilities 20 0503010 Education, Organizational Theory & Behavior 3 0720000 Education/Instruction (Health/Safety/Medical) 110 0502000 Education/Instructional Programs 119 0501000 Educational Administration and Policy 88 0503012 Educational Evaluation/Assessment 55 0501001 Educational Finance 12 0503035 Educational Improvement 212 0801012 Educational Law 0 0503000 Educational Modes/Psychology/Theory 11 0411011 Educational Planning/Policy 52 0414007 Educational Psychology 3 0503036 Educational Reform 56 0503037 Educational Restructuring 11 0503045 Educational Retention 22 0501035 Educational Studies--Developing Countries 12 0503014 Educational Testing/Measurement 19 0503038 Educational Values 1 0503042 Educational/Instructional Technology 70 0503013 Educational/Public Television 7 0901016 Efficiency Studies 18 0103604 Egypt (United Arab Republic) 36 1015435 Ejection 0 0107303 El Salvador 24 1002067 Elasmobranch 3 1015440 Elastic Waves 0 0609007 Elasticity 0 1009045 Elastomers/Coatings 2 0403008 Elderly 230 0730061 Elderly Health 196 0412016 Electoral Systems 21 1015445 Electric Generators 2 0607005 Electric Power Conversion 3 0607006 Electric Power Generation 31 0607007 Electric Power Transmission 6 1205010 Electric Powered Systems 22 0607000 Electrical Engineering/Electronics 201 1016080 Electro-optical Technology 10 1013047 Electro-optics 13 1003031 Electrochemical Analysis 0 1003021 Electrochemistry 31 1210005 Electrohydrodynamic Generators 0 1250010 Electrohydrodynamics 1 0607040 Electrolytic Cells 0 1015450 Electromagnetic Coupling 0 0607014 Electromagnetic Fields 3 0607008 Electromagnetic Propagation 1 1015460 Electromagnetic Propulsion 0 0607009 Electromagnetics 17 0609008 Electromechanical Systems 11 1013038 Electron Microscopy 14 1016063 Electronic Commerce (E Commerce) 9 1016064 Electronic Data Interchange (EDI) 1 1016070 Electronic Devices 31 1016075 Electronic Materials 23 0405010 Electronic Media 82 0607041 Electronic Neural Networks 0 1004023 Electronic Publishing 5 1016065 Electronic Warfare 6 1009080 Electronic/Optical Materials 6 0609042 Electronics Cooling 1 0710050 Electrophysiology 15 1002085 Electroreception 0 0504001 Elementary Education 41 1013021 Elementary Particle Physics 11 0504000 Elementary/Secondary Education 170 0412046 Elite Studies 0 1004174 Embedded Systems 5 1002017 Embryology 28 0730087 Emergency Health Services 104 1104002 Emergency Preparedness 69 0609009 Emission Control 102 0715095 Emotional/Mental Health 202 0715239 Emotional/Mental Health--Child/Adolescent 85 0715240 Emotional/Mental Health--Geriatric 28 0715238 Emotional/Mental Health--Minorities 17 0715237 Emotional/Mental Health--Women 18 0507002 Emotionally Disturbed Education 0 0901017 Employee Benefits 6 0901048 Employment Opportunity Programs 125 0408016 Employment/Unemployment Studies 41 1007033 Endangered Species 79 0705030 Endocrine System 67 0785050 Endocrinology 97 0715034 Endometriosis 11 0760010 Endorphins 0 1008050 Energetics 9 1200000 ENERGY 342 1009050 Energy Absorbing Materials 4 0765017 Energy Balance 29 1215000 Energy Biological/Biomedical Sciences 18 1220000 Energy Chemical Sciences 23 1210030 Energy Conservation 146 0408004 Energy Economics 26 1280000 Energy Education 8 1225000 Energy Engineering 51 1230000 Energy Environmental Sciences 60 1280005 Energy Faculty Support 0 1235000 Energy Geosciences 13 1280010 Energy Graduate Support 1 1240000 Energy Materials Sciences 33 1245000 Energy Mathematical Sciences 3 1250000 Energy Physical Sciences 13 0411019 Energy Planning/Policy 28 1280015 Energy Postdoctoral Support 1 1280020 Energy Pre-College Support 1 0609060 Energy Release/Transport 9 1255023 Energy Storage Systems 32 1255060 Energy Testing/Analysis 10 1280025 Energy Undergraduate Support 1 1255000 Energy Utilization 84 1230045 Energy/Environmental Studies--Developing Coun 10 0600000 ENGINEERING 1012 0608001 Engineering Administration/Management 3 0609010 Engineering Design 52 0502042 Engineering Education 140 0606009 Engineering Geology 3 0608002 Engineering Innovation Processes 14 0608003 Engineering Management Information Systems 0 0608004 Engineering Personnel Management 0 0411020 Engineering Planning/Policy 5 0608005 Engineering Project Management 2 0414016 Engineering Psychology 0 0608006 Engineering Statistics 0 0609011 Engines 25 0104403 England 22 0502014 English as a Second Language 107 0502013 English Education 26 0312122 English Language/Literature 118 0201103 Enology/Viticulture 5 1002018 Entomology 53 0901050 Entrepreneurship 105 0502047 Entrepreneurship Education 15 0725000 Environment (Health/Safety/Medical) 155 1007001 Environmental Biology 36 1007002 Environmental Chemistry 28 1007015 Environmental Conservation 661 0609012 Environmental Design 14 0307002 Environmental Design/Technology 14 0502015 Environmental Education 130 1007003 Environmental Effects 106 1260080 Environmental Effects, Fossil Energy 12 1275005 Environmental Effects, Hydropower 5 1009004 Environmental Effects, Materials 11 0606010 Environmental Engineering 52 1007004 Environmental Geography 7 0725005 Environmental Health 189 0801013 Environmental Law 34 1007035 Environmental Management 131 0725036 Environmental Medicine 19 1007016 Environmental Physics 9 0411009 Environmental Planning/Policy 120 0414044 Environmental Psychology/Crowding 0 1007030 Environmental Restoration/Remediation 298 1007042 Environmental Risk Assessment 35 1230030 Environmental Site Use Studies 22 1007000 Environmental Studies 699 0760013 Enzymes 29 1002089 Enzymes Catalysis 2 0710055 Enzymology 1 1007017 EPA Laboratory Support 0 0785055 Epidemiology 498 1002201 Epigenetics 53 0715244 Epilepsy 68 0501003 Equal Educational Opportunity 5 0412043 Equal Opportunity 19 0201108 Equine Diseases/Pathology 5 1002055 Equine Studies 27 0715307 Erectile Dysfunction 2 0608007 Ergonomics 13 0101305 Eritrea 7 1010031 Error Control 0 0715304 Esophageal Diseases 2 0801028 Estate Law 0 0801041 Estate Planning 1 0104105 Estonia 28 0760026 Estrogen 7 1008002 Estuarine Sciences 40 1265015 Ethane 1 0783011 Ethical, Legal and Social Implications (ELSI) 34 0317002 Ethics 141 1014004 Ethics/Values in Science and Technology 31 0101306 Ethiopia 34 0401008 Ethnic Studies 87 0401007 Ethnography 28 0401009 Ethnohistory 4 0401010 Ethnology 11 0401016 Ethnomusicology 11 1002110 Ethology 8 0755030 Etiology 159 1002113 Eugenics 0 0104600 Eurasia 38 0104000 Europe 71 0307022 European Architecture 5 0150003 European Communities 11 0408022 European Economic Integration 3 0309046 European History 83 0404069 European Integration 4 0312126 European Languages/Literature 37 0150008 European Research Area (ERA) 3 0150004 European Union 34 1002065 Evolution 54 1002056 Evolutionary Biology 50 0745030 Exercise 66 1002116 Exobiology 1 0303015 Expansion Arts 0 1013086 Experimental Physics 18 1004027 Expert Systems 3 1260085 Exploration/Reserves, Energy 8 1220050 Explosions and Explosives 23 1205020 External Combustion Engines 0 1008055 Extra Tropical Storms 0 0760006 Extracellular Matrix 15 1015470 Extraterrestrial Environments 3 1015975 Extraterrestrial Life/Intelligence 1 1015475 Extraterrestrial Radiation 0 0715100 Eye Diseases 45 0609065 Failure Mechanics 1 0715281 Failure to Thrive 0 0107208 Falkland Islands 0 0403007 Family 319 0730010 Family Health/Planning/Safety 156 0503023 Family Literacy 14 0785080 Family Practice Medicine 63 0416020 Family Services 270 0801040 Family/Child Law 1 0406002 Family/Marriage Counseling 29 0201028 Farm and Ranch Management 31 0201027 Farm Machinery 3 0201071 Farming 83 0307003 Fashion/Textiles Design 35 1009005 Fatigue/Fracture 5 1109000 Federal Register Weekly Reference Guide 4 0104306 Federal Republic of Yugoslavia 2 0203012 Feed Grains 2 0201109 Feline Diseases/Pathology 3 1002057 Fermentation 9 0607071 Ferrites 0 0201029 Fertilizers 2 0715259 Fetal Alcohol Syndrome 17 0705035 Fetus 8 0607030 Fiber Optics 4 0715102 Fibromyalgia 4 0304002 Fiction 202 1015490 Field Aligned Currents 0 1015495 Field Theory (Physics) 0 0103202 Fiji 1 1004040 File Organization/Computers 0 0901018 Finance 176 1008060 Fine and Microstructure 1 0303016 Fine Arts 90 1010005 Finite Mathematics 1 0104203 Finland 24 1101000 Fire/Flammability Studies 25 0404062 Firearms/Guns 8 1009161 Fireproofing Materials 5 0408005 Fiscal Theory/Application 10 0201030 Fish and Fisheries 170 0601005 Flight Control 11 1015500 Flight Instruments 5 0601011 Flight Testing 7 1008008 Floods/Flooding 7 0318043 Florentine Religion 0 0609070 Flow Control 3 0609075 Fluid Dynamics 23 1015510 Fluid Flow 10 0609014 Fluid Mechanics 9 1250020 Fluid Physics 8 1250025 Fluid/Electrohydrodynamic Physics 0 1250030 Fluid/Magnetohydrodynamic Physics 0 1250035 Fluid/Superfluidity Physics 0 0745085 Fluoride 5 1015515 Flux Rate/Flux Density 0 1205025 Flywheel Propulsion 0 0730015 Folk Medicine 2 0308001 Folk/Ethnic Arts 94 0308000 Folk/Ethnic Studies 20 0308002 Folklore and Mythology 39 0202001 Food Additives 6 0785011 Food Allergy 4 0202002 Food Analysis 6 0202019 Food and Trade Policy 8 0202003 Food Chemistry 9 0202004 Food Consumption 12 0202005 Food Distribution 30 0202006 Food Drying 0 0202007 Food Engineering 21 0202008 Food Labeling 2 0202009 Food Management 13 0202010 Food Manufacturing 18 0202011 Food Marketing 20 0202024 Food Packaging 15 0202012 Food Practices 8 0202013 Food Preparation 8 0202014 Food Preservation 16 0202015 Food Processing 49 0202025 Food Radiation 0 0202016 Food Safety 106 0202000 Food Sciences 118 0404010 Food Stamps 8 0202017 Food Storage 3 0202018 Food Technology 60 0715335 Foodborne Illnesses 9 0765034 Foodborne Pathogens 6 0203000 Foods 54 0502016 Foreign Languages Education 100 0411021 Foreign Policy 73 0801014 Forensic Law 10 1019000 Forensic Science 40 0201067 Forest Ecology 30 0201031 Forest Economics 11 0201070 Forest Engineering 4 0201068 Forest Management 37 0201032 Forestry and Woodlands 163 1004031 Formal Semantics 1 0412026 Formal Theory (Political Science) 0 0104106 Former Soviet Union 18 1260000 Fossil Energy 23 1260140 Fossil Fuels Storage 1 1260090 Fossil Fuels, Coal 14 1260095 Fossil Fuels, Natural Gas 21 1260100 Fossil Fuels, Oil Shales/Tar Sands 8 1260105 Fossil Fuels, Petroleum 19 0404027 Foster Care 16 0715305 Fractures 7 0715291 Fragile X Syndrome 13 0104404 France 81 0901098 Free Enterprise 8 0107209 French Guiana 0 0312030 French Language/Literature 35 0609046 Friction/Wear Lubrication 0 1008065 Fronts and Eddies 0 0202020 Frozen Foods 1 0203013 Fruits 10 0203030 Fruits, Citrus 1 1210010 Fuel Cells 39 1016085 Fuel Consumption, Ships/Aircraft 1 0609080 Fuel Synthesis/Characterization 7 1016090 Fuel Use Management Aids 3 1009085 Functional Materials 8 0715103 Fungal Diseases 11 1270110 Fusion Technology 23 0101507 Gabon 0 0403061 Gaelic Studies 0 0107210 Galapagos Islands 0 1013008 Galaxies, Stellar Systems 16 0101508 Gambia 0 0404071 Gambling 19 1010016 Games Theory 5 0403057 Gangs 16 1015520 Gas Flow 1 0609016 Gas Turbines 3 1265066 Gasification 16 0785060 Gastroenterology 104 0715323 Gastrointestinal Diseases/Disorders 92 1004075 Gateways 0 0103615 Gaza 10 0414054 Gender Differences 104 0417021 Gender Roles 57 0755035 Gene Cloning 6 0765046 Gene Expression 83 0760015 Gene Products 15 0765015 Gene Regulation 6 0745083 Gene Therapy 78 0785081 General Practice 12 1002188 Genetic Engineering 33 0755040 Genetic Manipulation 17 0414048 Genetic Psychology 0 1002019 Genetics 614 0404065 Genocide 21 0765042 Genome/Phenome 22 0765041 Genomics 261 1005002 Geochemistry 42 1005003 Geodesy 14 1005041 Geodynamics 7 1004019 Geographic Information System(s) (GIS) 25 0409002 Geographic Quantitative Methods 0 0409000 Geography 154 0502062 Geography Education 6 1005005 Geology 135 1005038 Geomagnetism 1 1010006 Geometry 20 1005011 Geomorphology 12 1013009 Geophysics 63 0104107 Georgia 30 1005044 Geosciences 101 0606012 Geotechnical Engineering 9 1275010 Geothermal Energy 10 1275015 Geothermal Engineering 4 0710012 Geriatrics 101 0104503 German Democratic Republic (GDR), Former 15 0312028 German Language/Literature 27 0403047 German-Americans 1 0104504 Germany, Federal Republic of 97 0414040 Gestalt Psychology 0 0101509 Ghana 19 0507003 Gifted or Talented Education 7 1005042 Glacial Geology 4 1005012 Glaciology 6 1240005 Glasses 3 0715101 Glaucoma 14 1007018 Global Change 47 0730101 Global Health 61 0614000 Global Positioning System (GPS) 9 0404066 Globalization 59 0202023 GM Crops 0 0202022 GM Foods 1 0403063 Governance 126 0412038 Government Accountability 15 0412002 Government Regulations 18 0412003 Government Studies 132 0412012 Governmental Functions 43 0201090 Grain Processing/Storage 4 0201033 Grains 22 1014006 Grants Administration/Policy 7 1109050 Grants.gov 4508 1109056 Grants.gov/Adobe 62 1109055 Grants.gov/S2S 3241 0203024 Grapes 3 0307004 Graphic Design 57 1013010 Gravitation 12 1007031 Great Lakes Studies 41 0104307 Greece 38 1007032 Greenhouse Effects 23 1001060 Greenhouse Gases 75 0105700 Greenland 5 1016061 GRID Technology 1 1015530 Ground Stations 1 1015535 Ground Support Equipment 1 0606057 Groundwater 25 0760020 Growth Factors 16 0105602 Guam 4 0107304 Guatemala 20 1015540 Guidance (Motion) 6 0101510 Guinea 12 0101511 Guinea-Bissau 0 0110009 Gulf of Mexico 13 0107211 Guyana 3 1007034 Habitat 258 0715345 Hair Follicle 3 0108007 Haiti 11 0404011 Halfway Programs 1 0735022 Handicapped Device Development 7 0745081 Handicapped Early Intervention 12 0507004 Handicapped Education 81 0801067 Handicapped Legal Services 2 0404061 Handicapped Public Access Programs 20 0415011 Handicapped Rehabilitation 24 0416015 Handicapped Social/Recreation Services 42 0416016 Handicapped Vocational Services 25 0770010 Handicapped/Disabled (Health/Safety/Medical) 194 1008031 Harmful Algal Blooms 6 1010035 Harmonic Analysis, Wavelets 0 0105603 Hawaii 14 0403055 Hawaiian Natives 15 0606053 Hazardous Waste Disposal/Clean-Up 21 1007012 Hazardous Wastes 39 0715317 Head and Neck Cancer 10 0502017 Health and Safety Education 102 0801058 Health and Safety Law 2 0725010 Health and Safety Standards, Environment 37 0700000 HEALTH AND SAFETY/MEDICAL SCIENCES/BIOMEDICAL 748 0730000 Health Care 1172 0730020 Health Care Administration 123 0730085 Health Care Cost Containment 47 0408006 Health Care Economics 95 0730086 Health Care Financing 81 0730023 Health Care Reform 65 0720011 Health Communication 124 0730100 Health Disparities 284 0730025 Health Facilities Studies 46 0730030 Health Insurance 61 0730035 Health Maintenance Organizations 4 0730040 Health Manpower/Professions 70 0730090 Health of Underserved Populations 276 0730091 Health Physics 11 0783015 Health Planning/Policy 328 0745035 Health Promotion 358 0730045 Health Records 23 0710143 Health Science 64 0730050 Health Services Delivery 485 0785065 Health, Allied Fields 36 0725015 Health, Radiation Effects 8 0735020 Health/Medical Science--Computer Technology 79 0730089 Health/Nutrition Programs--Developing Countri 99 1260110 Health/Safety, Fossil Energy 3 0775005 Hearing 86 0705081 Heart 127 0705084 Heart Failure 30 0609017 Heat Transfer 15 0609018 Heating/Ventilation/Air Conditioning 20 1220020 Heavy Element Chemistry 2 0312029 Hebrew Language/Literature 6 1015545 Helicopters 4 0309065 Hellenic Studies 5 0785070 Hematology 69 0120000 Hemispheres 0 0715233 Hemophilia 22 0715282 Hepatitis 32 0785071 Hepatology 32 0201034 Herbicides 1 0715267 Herpes Simplex Virus I 2 1002020 Herpetology 8 0130003 High Altitude Zones 0 1013022 High Energy Physics 33 1008070 High Latitude Processes 0 1008075 High Latitude Sediment Dynamics 0 1004167 High Performance Computing 24 1013011 High Pressure Sciences 4 0504002 High School Education 36 1220025 High Temperature Chemistry 6 1009055 High Temperature Coatings 2 1002083 High Temperature/Pressure Biology 2 0505000 Higher Education 400 0505003 Higher Education, Private 8 0505004 Higher Education, Public 3 0606064 Highway Construction/Work Zones 8 0606054 Highway Engineering 43 0403009 Hispanics 57 1002021 Histology 10 0319004 Historic Preservation/Restoration 194 0309047 Historical Documents 97 0309000 History 645 0309004 History & Appreciation of Art 261 0309005 History & Appreciation of Music 59 0502063 History Education 19 0309006 History of Law 23 0309013 History of Medicine 69 0309020 History of Nursing 8 0309007 History of Philosophy 5 0309008 History of Science & Technology 102 0503015 History/Philosophy of Education 2 0715278 HIV Infection 469 0730093 Holistic Medicine 11 0401015 Holocaust 27 1013054 Holography 1 1101500 Home Economics 23 0502018 Home Economics Education 7 0730098 Home Health Care Services 14 0404029 Homeland Security 53 0403048 Homeless 97 0416021 Homeless Services 67 0403025 Homosexual Female/Lesbian 98 0403023 Homosexual Male/Gay 100 0107305 Honduras 20 0103203 Hong Kong 26 0745088 Hormone Replacement Therapy 1 0760025 Hormones 39 0201035 Horticulture 102 0730055 Hospices 16 0901051 Hospital Administration 4 0770015 Hospitalized Patient 7 0901019 Hotel & Restaurant Management 23 1102000 Housing 248 0801015 Housing Law 4 0110010 Hudson Bay 0 1007019 Hudson River Studies 7 1016095 Hull Surface Treatment 0 1002053 Human Development 73 1007020 Human Ecology 15 1002066 Human Evolution 5 0608008 Human Factors in Engineering 18 1215018 Human Genome 54 0414017 Human Learning and Memory 38 0715311 Human Papillomavirus 4 1002061 Human Physiology 23 0413011 Human Population Genetics 11 0413002 Human Reproduction/Fertility 87 0901101 Human Resources 63 0783005 Human Subjects Policy 16 0606066 Human Tolerance to Impact 2 0419007 Human Trafficking 25 0414008 Humanistic Psychology 6 0310005 Humanities Fundraising Campaigns 1 0310001 Humanities Planning/Policy 5 0310000 Humanities, General/Other 653 0502019 Humanities/Liberal Arts Education 85 0130004 Humid Zones 0 0104505 Hungary 31 0404064 Hunger 49 0715245 Huntington's Disease 13 1205030 Hybrid Propulsion Systems 6 0760030 Hybridomas 0 0606013 Hydraulic Engineering 10 1275020 Hydro Energy 10 1275025 Hydro Energy, Meteorology 1 1008080 Hydroacoustics 2 1265020 Hydrocarbon Fuels, General 7 1265025 Hydrocarbon Fuels, Preparation 0 1005045 Hydrodynamics 11 1265000 Hydrogen and Synthetic Fuels 22 1265030 Hydrogen Fuels, General 33 1265035 Hydrogen, Biosynthesis Processes 4 1265040 Hydrogen, Electrolysis 0 1265045 Hydrogen, Thermochemical Processes 0 1265050 Hydrogen, Transport 2 1265055 Hydrogen, Water/Gas Processes 4 1005027 Hydrogeology 9 1005013 Hydrology 50 0715271 Hyperactivity 7 0715105 Hyperplasia 2 0715110 Hypersensitivity 6 0715115 Hypertension 66 0745037 Hyperthermia 5 0755056 Hysterectomy 0 0309059 Iberian Studies 5 1008085 Ice-Acoustic Interactions 0 0104204 Iceland 27 0312031 Icelandic Language/Literature 4 1002022 Ichthyology 7 0403010 Illegal Aliens 1 0607031 Image Processing 27 1013042 Imaging Sciences 109 0403011 Immigrants 73 0403065 Immigration 41 0801016 Immigration Law 6 0740023 Immune Enhancers 0 0705040 Immune System 91 0715120 Immune System Disorders 58 0745086 Immunization 29 0710060 Immunochemistry 3 1002099 Immunodiagnostics 2 0710065 Immunogenetics 2 0710070 Immunology 250 0710075 Immunopathology 1 1002177 Immunophysiology 1 0745040 Immunosuppression 11 0745045 Immunotherapy 19 0740082 Implants 33 0715272 Incontinence 11 0103505 India 86 0110011 Indian Ocean 2 0403022 Indigenous Australians 35 0103403 Indonesia 45 0607069 Inducers 0 0502020 Industrial Arts Education 2 0408026 Industrial Cooperation 1 0609019 Industrial Design 23 0608000 Industrial Engineering 83 1255025 Industrial Processes, Energy Use 6 0408024 Industrial Production 10 0414009 Industrial Psychology 4 0608009 Industrial Relations 6 0901068 Industrial Robotics 0 0608010 Industrial Systems Engineering 3 1016210 Industrial Technology 36 1007021 Industrial Waste 3 1255030 Industrial Waste Heat Recovery 1 1255035 Industrial Waste Management 4 0901020 Industry 149 1270097 Inertial Fusion 2 0414032 Infant Psychology 2 0403020 Infants 98 0715125 Infectious Diseases/Agents 328 0705036 Infertility 14 0715026 Inflammation 88 0715230 Inflammatory Bowel Disease 27 0715283 Influenza 30 0503025 Information Literacy 1 1004017 Information Science/Systems 278 1004062 Information Technology 351 1004018 Information Theory 10 0607070 Information/Communication Systems 53 1009060 Infrared Window Materials 0 1013075 Infrared/Optical Astronomy 5 0760035 Inhibitors 13 0715027 Injury 154 0715028 Injury, Immunophysiology 0 0403012 Inner-City 8 0901031 Innovation 183 1003010 Inorganic Chemistry 15 1009065 Inorganic Polymers 1 0801047 Insolvency/Bankruptcy 0 0320016 Installation Art 13 0503016 Instructional Materials and Practices 71 0503017 Instructional Television 1 0316005 Instrumental Music 16 1013012 Instrumentation, Techniques (Physical Science 16 0735000 Instruments/Instrumentation/Devices (Health/M 97 0760021 Insulin 24 0901021 Insurance/Actuarial Science 14 1004049 Integer Programming 0 0607043 Integrated Circuits 6 0309048 Intellectual History 7 0801032 Intellectual Property 39 0303017 Inter-Arts--Interdisciplinary Art Forms 39 0140002 Intercultural Communications 5 1009070 Interfaces 49 0605014 Interfacial Phenomena 2 0412008 Intergovernmental Relations 2 0307005 Interior Design 28 1009075 Intermetallics 0 1205035 Internal Combustion Engines 5 0785085 Internal Medicine 44 1008090 Internal Waves 0 0140001 International Affairs 64 0201036 International Agriculture 7 0801017 International and Comparative Law 36 0140003 International Business 51 0411022 International Crisis Management 7 0408007 International Economics 67 0502043 International Education/Training 98 0901076 International Management 9 0411001 International Planning/Policy 57 0412004 International Relations/Diplomacy 240 0140005 International Rights 5 1104016 International Security 61 0502064 International Studies Education 30 0140000 International Topics 33 0901022 International Trade & Finance 63 0100000 INTERNATIONAL/GEOGRAPHICAL REGIONS 21 0140004 International/Global Development 45 1004053 Internet 80 1015560 Interplanetary Spacecraft 9 1015565 Interplanetary Trajectories 0 1013013 Interstellar Studies 4 0740000 Intervention, Agents for (Health/Safety/Medic 370 0745000 Intervention, Types of (Health/Safety/Medical 373 0901070 Inventory Control Systems 4 1002062 Invertebrate Physiology 14 0901023 Investments and Securities 18 0760036 Ion Channels 14 1015570 Ionospheres 10 1015575 Ionospheric Conductivity 1 1001020 Ionospheric Phenomena 3 1001059 Ionospheric Physics 4 1015580 Ionospheric Propagation 0 0103605 Iran 17 0103606 Iraq 13 0104405 Ireland 97 0315003 Irish Music 9 0412048 Irish Politics 3 1009162 Iron 6 1015585 Irradiation 5 0201037 Irrigation 33 0401011 Islamic Studies 26 0404030 Isolation 7 1005031 Isotope Geochemistry 3 1270010 Isotope Power Supplies 2 1270005 Isotope/Radiation Technology 5 0103607 Israel 75 0309017 Italian History 15 0312032 Italian Language/Literature 31 0104308 Italy 95 0101512 Ivory Coast 6 0108008 Jamaica 14 1016100 Jammers/Decoys 0 0103204 Japan 122 0312034 Japanese Language/Literature 30 0316014 Jazz Music 29 1015590 Jet Aircraft 1 1015595 Jet Engines 0 0320005 Jewelry/Metal Arts 9 0309049 Jewish History 71 0401012 Jewish Studies 127 0103608 Jordan 30 0313002 Journalism 320 0304008 Journals 14 0801018 Judicial/Law Administration 36 0505005 Junior & Community Colleges 1 0504003 Junior High School Education 2 0311000 Jurisprudence 60 0407006 Juvenile Delinquency 37 0407013 Juvenile Justice 49 0801019 Juvenile Law 15 0104108 Kazakhstan 25 0101203 Kenya 33 0785229 Kidney (Renal) Functions 69 0715262 Kidney Disease 92 1004035 Knowledge Acquisition 21 0404068 Knowledge Based Society 10 1004036 Knowledge Management 35 1004039 Knowledge Representation 6 0103205 Korea 43 0312036 Korean Language/Literature 9 0715298 Krabbe Disease 3 0103609 Kuwait 6 0140007 Kyoto Agreement 0 0104109 Kyrgyz Republic (Kyrgyzstan) 24 0408008 Labor Economics 8 0801020 Labor Law 16 0408028 Labor Market/Unemployment 8 0408030 Labor Market/Women and Minorities 4 0901052 Labor Relations 17 1014011 Laboratory Practice/Procedure 39 0775010 Lactation 7 1015600 Laminar Flow 0 0501037 Land Acquisition/Real Estate 12 0201038 Land Management 68 1007006 Land Pollution 5 0411013 Land Use Planning/Policy 79 1015605 Landing 4 1015610 Landing Aids 0 1015615 Landing Simulation 0 0307006 Landscape Architecture/Design 75 0606014 Landslides 4 0410001 Language Acquisition and Development 85 0312000 Language and/or Literature 436 0312013 Language and/or Literature, Biography 37 0312002 Language and/or Literature, Classical Greek 9 0312003 Language and/or Literature, Classical Latin 10 0312001 Language and/or Literature, Classical/Ancient 41 0312004 Language and/or Literature, Comparative Liter 17 0312005 Language and/or Literature, Drama 28 0312050 Language and/or Literature, Esperanto 0 0312006 Language and/or Literature, Fiction 153 0312007 Language and/or Literature, Medieval 5 0312008 Language and/or Literature, Modern 42 0312009 Language and/or Literature, Non-Fiction 107 0312010 Language and/or Literature, Poetry 188 0312011 Language and/or Literature, Renaissance 6 0312014 Language and/or Literature, Romantic 6 0312012 Language and/or Literature, Translation 39 0312015 Language and/or Literature, Victorian 0 0502021 Language Arts Education 17 0312139 Languages 57 0103405 Laos 6 1009090 Large Unit Cell Materials 0 0715143 Larsen Syndrome 0 1015620 Laser Interferometry 2 1013014 Lasers and Masers 46 0107000 Latin America 48 0309050 Latin American History 14 0312127 Latin American Languages/Literature 9 0312136 Latin Palaeography 0 0312125 Latin Paleography 0 0104110 Latvia 27 1015625 Launch Vehicles 6 0800000 LAW 404 0418003 Law and Social Change 22 0801029 Law and Society 48 0801021 Law Enforcement 91 1240010 Layered/Superlattice Materials 1 1009163 Lead 27 0901024 Leadership 206 0417040 Leadership Development 143 0507005 Learning Disabled Education 20 0720010 Learning Disorders 22 0503018 Learning Motivation 19 0103610 Lebanon 20 0502022 Legal Education 51 0801061 Legal Procedure 12 0801035 Legal Profession, The 7 0801037 Legal Reform 29 0801065 Legal Services 51 0801068 Legal Services for People With Disabilities 4 0418005 Legal Systems 36 1260115 Legislation/Regulation, Energy 1 0715268 Leprosy 6 0101403 Lesotho 1 0715234 Leukemia 55 0101513 Liberia 6 1103024 Library Acquisitions 27 1004020 Library Automation 10 1103000 Library Science 254 1103022 Library Technology 41 0103611 Libya 2 0104506 Liechtenstein 1 1002189 Life Sciences 187 1015630 Life Support Systems 8 0505006 Lifelong Learning 18 0607100 Lighting Systems/Design 25 1002025 Limnology 11 1004046 Linear Programming 1 0409004 Linguistic Geography 1 0410000 Linguistics/Philology 196 0760040 Lipoproteins 2 1270173 Liquid Metal Reactor 0 0503019 Literacy 177 0305002 Literary Criticism 36 0312128 Literary History 34 0312129 Literature--Audience Development 18 0312130 Literature--Design/Production 40 0104111 Lithuania 28 0715321 Liver Cancer 8 0715231 Liver Disorders 79 0705080 Liver Functions 38 0201039 Livestock 87 0501036 Loans/Guarantees/Investments 3 1004052 Local Area Networks 0 0412024 Local Government 34 1010007 Logic 9 0901064 Logistics 35 0130005 Low Altitude Zones 0 0715151 Low Back Pain 3 1013015 Low Temperature Sciences 5 0715224 Lowe Syndrome 0 1015635 Lunar Atmosphere 3 1015640 Lunar Environment 3 1015645 Lunar Exploration 8 1015650 Lunar Probes 1 1015003 Lunar Sciences 7 1015655 Lunar Spacecraft 2 0715303 Lung Cancer 31 0715235 Lupus 23 0104406 Luxembourg 7 0715269 Lyme Borreliosis/Lyme Disease 2 0705045 Lymphatic System 23 0760042 Lymphocytes 9 0715316 Lymphoma 36 0104309 Macedonia 19 0609020 Machine Design 7 1004021 Machine Translation 2 0408009 Macroeconomics 18 0715327 Macular Degeneration 9 0101404 Madagascar 10 1245005 Magnetic Fusion Computation 2 1009095 Magnetic Materials 7 0706036 Magnetic Resonance Imaging (MRI) 29 1013016 Magnetics 31 1013087 Magnetics Laboratory Facilities 0 1210015 Magnetohydrodynamic Generators 0 0609021 Magnetohydrodynamics 5 1013053 Magnetospheric Phenomena 8 0715337 Malaria 45 0101405 Malawi 11 0103406 Malaysia 24 0103506 Maldives 1 0705037 Male Infertility 0 0101514 Mali 8 0715302 Malnutrition 11 0104310 Malta 6 1002026 Mammalogy 12 0730036 Managed Care 19 0901025 Management Information Systems 26 0901026 Management Sciences 77 0900000 MANAGEMENT/COMMERCE 43 0901035 Management/Commerce Planning/Policy 44 0901078 Management/Not-for-Profit Organizations 179 1015670 Maneuverable Spacecraft 0 1015665 Manned Spaceflight 0 1104004 Manpower Selection & Training 6 0901027 Manpower Studies 0 0609022 Manufacturing (Mechanical Engineering) 31 0609095 Manufacturing Engineering 95 0608011 Manufacturing Processes (Industrial Engineeri 58 0319002 Manuscripts/Books/Music Scores 67 0730075 Maori Health 0 0105604 Mariana Islands 3 1008105 Marine Aggregate Dynamics 0 1008000 Marine and Ocean Sciences 200 1008095 Marine Atmospheric Boundary Layers 0 1008100 Marine Atmospheric Chemistry 3 1008110 Marine Biodeterioration 1 1002178 Marine Biology 84 0609023 Marine Engineering 11 1008230 Marine Environment 86 1005008 Marine Geology 17 1008115 Marine Meteorology 8 1008231 Marine Sciences Planning/Policy 12 1008120 Marine Structures 2 1008232 Marine Technology 7 1002190 Marine Zoology 27 1008233 Maritime History 16 1008234 Maritime Industry 22 0801022 Maritime Law 2 0901028 Marketing 165 0201040 Marketing Agreements (Agriculture) 14 0901029 Marketing Research 13 1260120 Marketing/Economics, Energy 4 1015675 Mars Probes 1 0606062 Masonry Engineering 0 0405006 Mass Communication/Media 83 1003025 Mass Spectrometry 22 0605006 Mass Transfer 3 0609040 Mass Transfer Absorption 0 0401013 Material Culture 17 1220030 Materials Chemistry 18 0606015 Materials Engineering 46 0609050 Materials Joining 1 0610001 Materials Processing Engineering 15 0606017 Materials Recovery 0 1009000 Materials Sciences 232 0606019 Materials Testing 3 0606016 Materials, Engineering Properties 12 1240025 Materials, Physical Properties 7 1240030 Materials, Preparation/Fabrication 1 1240035 Materials, Radiation Effects 0 1240045 Materials, Structure and Phase 8 0750000 Materials/Products (Health/Safety/Medical) 16 1010008 Mathematical Foundations 7 0755065 Mathematical Modeling (Medical) 37 1013078 Mathematical Physics 24 1010000 Mathematics 509 0502023 Mathematics Education 95 1010042 Matrix Theory 5 1015680 Matter-Antimatter Propulsion 0 0101307 Mauritania 2 0101406 Mauritius 6 1010062 Measurement 61 0203014 Meat and Meat Products 31 0202021 Meat Inspection 3 0609000 Mechanical Engineering 151 1009010 Mechanical Properties, Materials 7 0609024 Mechanical Systems 8 0609025 Mechanics 27 0705082 Mechanism of Action (Medical) 49 1009110 Mechanisms/Flow and Fracture 1 0313000 Media Arts 216 0502066 Media Education 17 0405011 Media Management 13 0745082 Medical Counseling 15 0730071 Medical Decision-Making 58 0740083 Medical Devices 100 0609026 Medical Devices Engineering 52 0745020 Medical Diagnosis 195 0502024 Medica