| 1 | Biology | 1,022 | 95.7K | 286 | 259 |
| 2 | Physics | 1,135 | 94.4K | 370 | 324 |
| 3 | Science | 1,063 | 90.3K | 292 | 282 |
| 4 | Ecology | 984 | 65.2K | 112 | 133 |
| 5 | Chemistry | 1,145 | 60.8K | 359 | 354 |
| 6 | Natural history | 203 | 46.2K | 239 | 250 |
| 7 | Medicine | 929 | 42.5K | 342 | 357 |
| 8 | Nuclear Physics | 1,011 | 36.2K | 218 | 238 |
| 9 | United States | 680 | 33.1K | 150 | 97 |
| 10 | management | 340 | 30.3K | 68 | 77 |
| 11 | Solid State Physics | 767 | 30.0K | 137 | 123 |
| 12 | Public Health | 642 | 29.4K | 145 | 137 |
| 13 | Astronomy | 71 | 28.8K | 680 | 267 |
| 14 | Astrophysics | 101 | 28.4K | 672 | 331 |
| 15 | Biochemistry | 657 | 28.1K | 574 | 505 |
| 16 | Condensed Matter | 650 | 27.6K | 152 | 140 |
| 17 | Research | 715 | 26.1K | 316 | 330 |
| 18 | Molecular Biology | 421 | 24.9K | 559 | 476 |
| 19 | Psychology | 587 | 24.9K | 154 | 150 |
| 20 | Environment | 347 | 22.0K | 222 | 252 |
| 21 | Pollution | 385 | 21.0K | 214 | 243 |
| 22 | Environmental Health | 406 | 20.8K | 174 | 188 |
| 23 | Genetics | 213 | 17.5K | 271 | 220 |
| 24 | Behavior | 316 | 17.2K | 119 | 121 |
| 25 | Neurology | 245 | 16.8K | 531 | 428 |
| 26 | nucleic acids | 50 | 16.6K | 343 | 90 |
| 27 | Economic History | 280 | 16.5K | 73 | 21 |
| 28 | biological evolution | 191 | 16.1K | 103 | 108 |
| 29 | Computer Graphics | 301 | 15.1K | 29 | 31 |
| 30 | Electrochemistry | 503 | 15.1K | 126 | 91 |
| 31 | Animal Behavior | 253 | 14.5K | 83 | 80 |
| 32 | Business | 130 | 14.3K | 84 | 55 |
| 33 | Electronics | 216 | 14.0K | 223 | 100 |
| 34 | Physiology | 352 | 13.1K | 208 | 242 |
| 35 | Bioinformatics | 148 | 12.9K | 100 | 78 |
| 36 | Materials | 216 | 12.7K | 704 | 538 |
| 37 | genome | 99 | 12.6K | 101 | 81 |
| 38 | Evolution | 133 | 12.2K | 140 | 105 |
| 39 | Education | 303 | 11.9K | 162 | 107 |
| 40 | Database Management | 126 | 11.7K | 25 | 9 |
| 41 | Computational Biology | 162 | 11.4K | 127 | 117 |
| 42 | Environmental Chemistry | 275 | 11.3K | 15 | 86 |
| 43 | Social Psychology | 188 | 11.3K | 134 | 124 |
| 44 | Sociology | 237 | 11.1K | 137 | 115 |
| 45 | Fisheries | 262 | 10.9K | 27 | 19 |
| 46 | Psychophysiology | 243 | 10.8K | 208 | 226 |
| 47 | Human genetics | 45 | 10.8K | 432 | 367 |
| 48 | human behavior | 150 | 10.7K | 154 | 151 |
| 49 | environmental pollution | 261 | 10.6K | 192 | 228 |
| 50 | Geography | 243 | 10.6K | 75 | 59 |
| 51 | Economics | 376 | 10.5K | 184 | 200 |
| 52 | Psychiatry | 262 | 10.5K | 273 | 316 |
| 53 | transport vesicles | 1 | 10.3K | 406 | 160 |
| 54 | Cell Biology | 101 | 10.2K | 581 | 464 |
| 55 | Cytology | 130 | 10.1K | 552 | 475 |
| 56 | Ethology | 168 | 9.9K | 84 | 92 |
| 57 | Epidemiology | 296 | 9.9K | 152 | 202 |
| 58 | Mental Disorders | 171 | 8.6K | 195 | 226 |
| 59 | Statistical physics | 249 | 8.4K | 336 | 286 |
| 60 | Social Sciences | 244 | 8.2K | 122 | 105 |
| 61 | Biophysics | 178 | 8.0K | 709 | 559 |
| 62 | Archaeology | 225 | 8.0K | 27 | 24 |
| 63 | Toxicology | 207 | 7.9K | 329 | 324 |
| 64 | Artificial Intelligence | 191 | 7.7K | 195 | 203 |
| 65 | Neurophysiology | 163 | 7.6K | 290 | 325 |
| 66 | Marine Biology | 158 | 7.5K | 182 | 136 |
| 67 | Medical Anthropology | 105 | 7.5K | 81 | 65 |
| 68 | Quantum Gravity | 220 | 7.5K | 290 | 333 |
| 69 | Mathematics | 494 | 7.3K | 356 | 334 |
| 70 | Statistics | 242 | 7.3K | 115 | 145 |
| 71 | Zoology | 193 | 7.3K | 108 | 72 |
| 72 | organization | 39 | 7.2K | 105 | 59 |
| 73 | Entomology | 292 | 7.1K | 58 | 53 |
| 74 | Microbiology | 115 | 7.0K | 954 | 785 |
| 75 | Public Policy | 229 | 7.0K | 22 | 32 |
| 76 | Environmental Engineering | 126 | 7.0K | 325 | 306 |
| 77 | Criminal psychology | 206 | 6.9K | 5 | 14 |
| 78 | Environmental Policy | 132 | 6.8K | 204 | 224 |
| 79 | Human Geography | 164 | 6.6K | 36 | 41 |
| 80 | Biomedical Engineering | 189 | 6.6K | 410 | 401 |
| 81 | Chemical Ecology | 188 | 6.6K | 3 | 7 |
| 82 | Geology | 164 | 6.6K | 329 | 288 |
| 83 | Virology | 78 | 6.3K | 460 | 444 |
| 84 | Environmental Toxicology | 93 | 6.3K | 145 | 96 |
| 84 | Brain | 110 | 6.3K | 365 | 272 |
| 86 | pheromones | 174 | 6.1K | 3 | 7 |
| 87 | Geriatrics | 281 | 6.1K | 129 | 194 |
| 88 | Image Processing | 159 | 6.0K | 114 | 158 |
| 89 | economic policy | 150 | 5.9K | 82 | 45 |
| 90 | Animal ecology | 108 | 5.8K | 72 | 56 |
| 91 | personality | 71 | 5.8K | 199 | 145 |
| 92 | Genomics | 115 | 5.7K | 286 | 221 |
| 93 | Forensic Psychiatry | 177 | 5.7K | 3 | 1 |
| 94 | Mental illness | 131 | 5.7K | 129 | 193 |
| 95 | Criminology | 208 | 5.6K | 21 | 27 |
| 96 | Nanotechnology | 145 | 5.4K | 682 | 750 |
| 97 | Birds | 249 | 5.4K | 17 | 27 |
| 98 | Linguistics | 77 | 5.4K | 145 | 55 |
| 99 | Signal Processing | 142 | 5.3K | 241 | 255 |
| 100 | Earth Sciences | 111 | 5.2K | 358 | 293 |
| 101 | Social behavior | 94 | 5.2K | 68 | 67 |
| 102 | Telecommunication | 140 | 5.2K | 214 | 238 |
| 103 | Child Development | 104 | 5.2K | 199 | 191 |
| 104 | Materials Science | 161 | 5.1K | 512 | 628 |
| 105 | Botany | 108 | 5.1K | 622 | 563 |
| 106 | Business Ethics | 33 | 5.1K | 111 | 30 |
| 107 | gene mapping | 69 | 5.1K | 211 | 156 |
| 108 | Social policy | 97 | 5.0K | 17 | 3 |
| 109 | Australia | 124 | 5.0K | 79 | 53 |
| 110 | Entrepreneurship | 11 | 5.0K | 398 | 73 |
| 111 | innovation | 16 | 4.9K | 134 | 27 |
| 112 | Molecular Genetics | 86 | 4.9K | 183 | 189 |
| 113 | sanitation | 60 | 4.9K | 240 | 254 |
| 114 | Engineering Geology | 72 | 4.9K | 141 | 62 |
| 115 | Medical genetics | 46 | 4.8K | 564 | 381 |
| 116 | Biodiversity | 55 | 4.8K | 320 | 175 |
| 117 | Hydrology | 122 | 4.8K | 188 | 192 |
| 118 | Biodiversity conservation | 75 | 4.7K | 174 | 288 |
| 119 | Environmental pollutants | 107 | 4.7K | 98 | 84 |
| 120 | Europe | 93 | 4.7K | 372 | 173 |
| 121 | pollutants | 103 | 4.7K | 75 | 65 |
| 122 | Data Mining | 50 | 4.6K | 44 | 36 |
| 122 | psychotherapy | 36 | 4.6K | 300 | 128 |
| 124 | Agriculture | 66 | 4.6K | 253 | 128 |
| 125 | Meteorology | 61 | 4.5K | 396 | 279 |
| 126 | Nonlinear Dynamics | 124 | 4.5K | 227 | 188 |
| 127 | Endocrinology | 91 | 4.5K | 436 | 440 |
| 128 | Aquatic ecology | 99 | 4.5K | 13 | 5 |
| 129 | Gerontology | 219 | 4.3K | 84 | 100 |
| 130 | Public Administration | 118 | 4.2K | 78 | 67 |
| 131 | Analytical Chemistry | 122 | 4.1K | 642 | 617 |
| 132 | Cognition | 97 | 4.1K | 204 | 215 |
| 133 | Child psychology | 75 | 4.1K | 215 | 220 |
| 134 | marketing | 120 | 4.1K | 101 | 232 |
| 135 | city planning | 87 | 4.1K | 118 | 85 |
| 136 | Developmental Biology | 83 | 4.1K | 264 | 312 |
| 137 | Child | 70 | 4.0K | 306 | 167 |
| 138 | Regional Planning | 105 | 4.0K | 73 | 78 |
| 139 | Polymers | 96 | 4.0K | 849 | 659 |
| 140 | environmental protection | 101 | 4.0K | 289 | 331 |
| 141 | finance | 96 | 3.9K | 232 | 199 |
| 142 | Energy Policy | 75 | 3.9K | 299 | 312 |
| 143 | International Relations | 59 | 3.8K | 131 | 29 |
| 144 | Communication | 149 | 3.8K | 104 | 190 |
| 145 | Venture Capital | 5 | 3.8K | 197 | 35 |
| 146 | Geomorphology | 82 | 3.8K | 100 | 104 |
| 147 | Oceanography | 77 | 3.8K | 255 | 222 |
| 148 | Aging | 222 | 3.8K | 149 | 290 |
| 149 | Combinatorial analysis | 195 | 3.7K | 13 | 16 |
| 150 | alcoholism | 99 | 3.7K | 141 | 132 |
| 151 | Educational Psychology | 41 | 3.7K | 310 | 131 |
| 152 | Tourism | 58 | 3.7K | 178 | 159 |
| 153 | Environmental monitoring | 92 | 3.6K | 424 | 500 |
| 154 | Geophysics | 111 | 3.6K | 556 | 569 |
| 155 | visualization | 108 | 3.6K | 83 | 32 |
| 156 | drug addiction | 88 | 3.6K | 103 | 101 |
| 157 | drug control | 119 | 3.6K | 9 | 10 |
| 158 | Molecular evolution | 55 | 3.6K | 181 | 158 |
| 159 | Adolescent | 66 | 3.5K | 273 | 162 |
| 160 | Immunology | 27 | 3.5K | 953 | 561 |
| 161 | Teaching | 101 | 3.5K | 115 | 112 |
| 162 | Developing countries | 111 | 3.5K | 137 | 165 |
| 163 | Health | 146 | 3.5K | 112 | 162 |
| 164 | Surface Chemistry | 69 | 3.5K | 816 | 600 |
| 165 | Political Science | 99 | 3.5K | 195 | 151 |
| 166 | commerce | 52 | 3.4K | 123 | 137 |
| 167 | Health Policy | 113 | 3.4K | 181 | 184 |
| 168 | Rock Mechanics | 37 | 3.4K | 178 | 76 |
| 169 | polymerization | 75 | 3.4K | 805 | 577 |
| 170 | Ornithology | 136 | 3.3K | 28 | 29 |
| 171 | Computer Vision | 52 | 3.3K | 124 | 142 |
| 172 | energy resources | 54 | 3.2K | 121 | 171 |
| 173 | Hematology | 42 | 3.2K | 606 | 428 |
| 174 | Chromosome mapping | 51 | 3.2K | 240 | 176 |
| 175 | Economic Development | 71 | 3.2K | 132 | 174 |
| 176 | Sites | 60 | 3.2K | 28 | 29 |
| 177 | Cognitive neuroscience | 32 | 3.2K | 242 | 189 |
| 178 | Biocompatible Materials | 60 | 3.1K | 851 | 800 |
| 179 | Graph Theory | 154 | 3.1K | 6 | 10 |
| 180 | Water | 76 | 3.1K | 338 | 457 |
| 181 | Information Technology | 71 | 3.1K | 179 | 194 |
| 182 | Nervous system | 71 | 3.1K | 359 | 382 |
| 183 | health services accessibility | 75 | 3.0K | 49 | 31 |
| 184 | Biotechnology | 73 | 3.0K | 1,118 | 1,149 |
| 185 | Technology | 109 | 3.0K | 439 | 449 |
| 186 | Optical materials | 57 | 3.0K | 519 | 442 |
| 187 | rehabilitation | 76 | 3.0K | 229 | 232 |
| 188 | Pediatrics | 44 | 2.9K | 469 | 348 |
| 189 | Anthropology | 131 | 2.9K | 120 | 106 |
| 190 | Climate change | 29 | 2.9K | 240 | 339 |
| 190 | Eutrophication | 29 | 2.9K | 235 | 338 |
| 192 | Databases | 74 | 2.9K | 25 | 31 |
| 193 | Neuropsychology | 63 | 2.9K | 396 | 306 |
| 194 | Pharmacology | 89 | 2.9K | 925 | 887 |
| 195 | Information Retrieval | 22 | 2.9K | 63 | 21 |
| 196 | System analysis | 71 | 2.9K | 268 | 170 |
| 197 | Population Genetics | 58 | 2.9K | 153 | 192 |
| 198 | Automation | 50 | 2.8K | 427 | 387 |
| 198 | Wireless Communication Systems | 142 | 2.8K | 178 | 276 |
| 200 | Environmental Management | 46 | 2.8K | 557 | 420 |
| 201 | older people | 193 | 2.8K | 79 | 85 |
| 202 | Biomechanics | 71 | 2.8K | 129 | 157 |
| 203 | Bioorganic chemistry | 76 | 2.8K | 378 | 371 |
| 204 | actuators | 54 | 2.8K | 357 | 249 |
| 204 | transducers | 54 | 2.8K | 357 | 249 |
| 206 | Asia | 86 | 2.8K | 184 | 92 |
| 207 | Conservation Biology | 55 | 2.7K | 113 | 122 |
| 208 | Forensic Psychology | 77 | 2.7K | 4 | 2 |
| 209 | energy conservation | 27 | 2.7K | 509 | 321 |
| 210 | Catalysis | 91 | 2.7K | 747 | 919 |
| 211 | violence | 88 | 2.7K | 44 | 67 |
| 212 | Radiography | 34 | 2.7K | 133 | 127 |
| 213 | Solid State Chemistry | 99 | 2.7K | 275 | 232 |
| 214 | Developmental Disabilities | 52 | 2.7K | 138 | 122 |
| 215 | Transport | 61 | 2.7K | 26 | 28 |
| 216 | crime | 91 | 2.7K | 22 | 40 |
| 217 | Mental Health Services | 44 | 2.6K | 196 | 72 |
| 218 | world | 20 | 2.6K | 171 | 72 |
| 219 | Sports Medicine | 70 | 2.6K | 395 | 342 |
| 220 | Substance Abuse | 123 | 2.5K | 88 | 134 |
| 221 | Molecular ecology | 48 | 2.5K | 157 | 212 |
| 222 | Clinical Psychology | 48 | 2.5K | 236 | 223 |
| 223 | Jurisprudence | 54 | 2.5K | 98 | 24 |
| 224 | Pharmaceutical Chemistry | 72 | 2.5K | 661 | 632 |
| 225 | Sustainable Development | 33 | 2.5K | 306 | 189 |
| 226 | Membranes | 37 | 2.5K | 425 | 314 |
| 227 | Human-Computer Interaction | 75 | 2.5K | 59 | 86 |
| 228 | Primary health care | 69 | 2.5K | 187 | 138 |
| 229 | Respiration | 56 | 2.4K | 217 | 201 |
| 230 | Soil Mechanics | 25 | 2.4K | 331 | 142 |
| 231 | Water pollution | 52 | 2.4K | 528 | 516 |
| 232 | Operations Research | 98 | 2.4K | 209 | 303 |
| 233 | health behavior | 80 | 2.4K | 79 | 98 |
| 234 | Obesity | 52 | 2.4K | 342 | 322 |
| 235 | Organic Chemistry | 90 | 2.4K | 505 | 545 |
| 236 | Fishery resources | 54 | 2.4K | 30 | 23 |
| 237 | Law | 73 | 2.3K | 113 | 33 |
| 238 | Sea | 53 | 2.3K | 28 | 24 |
| 239 | computer networks | 101 | 2.3K | 203 | 282 |
| 240 | water supply | 52 | 2.3K | 131 | 154 |
| 241 | Diagnostic Imaging | 53 | 2.3K | 293 | 239 |
| 242 | sexual behavior | 50 | 2.3K | 51 | 47 |
| 243 | Colloids | 59 | 2.3K | 901 | 870 |
| 244 | Wildlife conservation | 54 | 2.2K | 118 | 160 |
| 245 | Quality Control | 54 | 2.2K | 129 | 96 |
| 246 | Medical Microbiology | 17 | 2.2K | 820 | 443 |
| 247 | Agricultural Ecology | 23 | 2.2K | 239 | 154 |
| 248 | Global Health | 66 | 2.2K | 62 | 41 |
| 249 | Cognitive Science | 44 | 2.2K | 231 | 246 |
| 250 | nanoscience | 36 | 2.2K | 796 | 690 |
| 251 | viruses | 54 | 2.1K | 247 | 317 |
| 252 | Cybernetics | 51 | 2.1K | 229 | 254 |
| 253 | Decision making | 56 | 2.1K | 137 | 160 |
| 254 | Systems Engineering | 45 | 2.1K | 353 | 203 |
| 255 | Transportation | 54 | 2.1K | 283 | 236 |
| 256 | Numerical Analysis | 65 | 2.1K | 311 | 192 |
| 257 | Comparative Physiology | 61 | 2.1K | 69 | 80 |
| 258 | Cell differentiation | 26 | 2.1K | 453 | 402 |
| 259 | Developmental Psychology | 44 | 2.1K | 181 | 172 |
| 260 | preventive medicine | 21 | 2.1K | 344 | 178 |
| 261 | Mobile Computing | 62 | 2.1K | 88 | 88 |
| 262 | Multimedia Systems | 94 | 2.1K | 90 | 110 |
| 263 | internet | 45 | 2.1K | 209 | 184 |
| 264 | Bacteriology | 43 | 2.0K | 399 | 413 |
| 265 | Nanostructured Materials | 56 | 2.0K | 747 | 747 |
| 266 | Spectrum analysis | 62 | 2.0K | 992 | 985 |
| 267 | Fishery management | 65 | 2.0K | 65 | 52 |
| 268 | government | 96 | 2.0K | 41 | 59 |
| 269 | Information Science | 58 | 2.0K | 312 | 362 |
| 270 | Plant cells | 11 | 2.0K | 561 | 410 |
| 271 | Food | 20 | 2.0K | 1,179 | 565 |
| 272 | correctional psychology | 46 | 1.9K | 8 | 9 |
| 273 | Sports | 74 | 1.9K | 304 | 330 |
| 274 | United Kingdom | 16 | 1.9K | 549 | 281 |
| 275 | sex crimes | 70 | 1.9K | 20 | 34 |
| 276 | Growth | 36 | 1.9K | 259 | 316 |
| 277 | adolescence | 35 | 1.9K | 178 | 149 |
| 278 | DNA polymerases | 17 | 1.9K | 99 | 111 |
| 279 | Econometrics | 74 | 1.9K | 132 | 209 |
| 280 | Anatomy | 48 | 1.9K | 382 | 362 |
| 281 | California | 81 | 1.9K | 21 | 29 |
| 282 | Marine Pollution | 29 | 1.9K | 250 | 151 |
| 283 | Embryology | 42 | 1.9K | 345 | 357 |
| 283 | Experimental Design | 36 | 1.9K | 33 | 33 |
| 285 | Memory | 48 | 1.8K | 345 | 340 |
| 286 | administrative agencies | 41 | 1.8K | 16 | 11 |
| 287 | Environmental Law | 44 | 1.8K | 131 | 242 |
| 288 | Adolescent Psychology | 32 | 1.8K | 145 | 103 |
| 289 | Autism | 34 | 1.8K | 112 | 107 |
| 290 | occupational diseases | 37 | 1.8K | 94 | 84 |
| 291 | Renewable Energy Sources | 24 | 1.8K | 840 | 784 |
| 292 | Socioeconomic Factors | 26 | 1.8K | 124 | 37 |
| 293 | Environmental Psychology | 12 | 1.8K | 91 | 44 |
| 294 | Electrochemical Analysis | 30 | 1.8K | 383 | 171 |
| 295 | sustainability | 14 | 1.8K | 272 | 137 |
| 296 | Biometrics | 93 | 1.8K | 75 | 141 |
| 297 | Paleoclimatology | 46 | 1.7K | 176 | 188 |
| 298 | Phylogeny | 22 | 1.7K | 199 | 116 |
| 299 | Mental Health | 63 | 1.7K | 186 | 177 |
| 300 | Bioengineering | 54 | 1.7K | 899 | 1,101 |
| 301 | Health promotion | 24 | 1.7K | 288 | 166 |
| 302 | Engineering | 69 | 1.7K | 689 | 602 |
| 303 | Parallel Processing | 30 | 1.7K | 69 | 63 |
| 304 | Environmental risk assessment | 26 | 1.7K | 15 | 10 |
| 305 | Learning disabilities | 44 | 1.7K | 129 | 92 |
| 306 | Sedimentology | 37 | 1.6K | 46 | 60 |
| 307 | Culture | 77 | 1.6K | 74 | 58 |
| 308 | Matroids | 46 | 1.6K | 12 | 8 |
| 309 | Medical Laboratory Science | 33 | 1.6K | 463 | 458 |
| 310 | Health Services Research | 69 | 1.6K | 183 | 235 |
| 311 | Organizational Behavior | 27 | 1.6K | 87 | 127 |
| 312 | mathematical analysis | 58 | 1.6K | 543 | 271 |
| 313 | Perception | 72 | 1.6K | 268 | 355 |
| 314 | Magnetic Materials | 40 | 1.6K | 284 | 219 |
| 315 | Aquaculture | 42 | 1.6K | 277 | 231 |
| 316 | Personality Disorders | 30 | 1.6K | 35 | 29 |
| 317 | Geochemistry | 46 | 1.5K | 496 | 546 |
| 317 | Personality Assessment | 37 | 1.5K | 69 | 94 |
| 319 | Algae | 50 | 1.5K | 77 | 102 |
| 320 | Planets | 47 | 1.5K | 373 | 465 |
| 321 | Food Policy | 4 | 1.5K | 241 | 29 |
| 321 | agricultural policy | 4 | 1.5K | 173 | 24 |
| 323 | Molecular structure | 22 | 1.5K | 824 | 443 |
| 324 | Neurobiology | 38 | 1.5K | 429 | 510 |
| 325 | Plants | 15 | 1.5K | 884 | 540 |
| 326 | cell physiology | 24 | 1.5K | 440 | 396 |
| 327 | human development | 29 | 1.5K | 156 | 131 |
| 328 | Information Systems | 44 | 1.5K | 130 | 125 |
| 329 | Educational Technology | 71 | 1.5K | 79 | 167 |
| 330 | environmental control | 19 | 1.5K | 13 | 10 |
| 331 | Clinical Chemistry | 39 | 1.5K | 639 | 610 |
| 332 | Family | 30 | 1.5K | 213 | 141 |
| 333 | Ethnoarchaeology | 23 | 1.5K | 11 | 4 |
| 334 | Psycholinguistics | 24 | 1.4K | 267 | 214 |
| 335 | Mathematical Physics | 87 | 1.4K | 475 | 569 |
| 336 | child abuse | 42 | 1.4K | 112 | 148 |
| 337 | Insects | 44 | 1.4K | 192 | 187 |
| 338 | Optics | 70 | 1.4K | 954 | 891 |
| 339 | Electrical Engineering | 107 | 1.4K | 406 | 434 |
| 339 | Small Business | 10 | 1.4K | 347 | 231 |
| 341 | Mathematics Education | 51 | 1.4K | 7 | 14 |
| 342 | Nutrition | 22 | 1.4K | 1,472 | 1,046 |
| 343 | Cytogenetics | 26 | 1.4K | 346 | 377 |
| 343 | Qualitative Research | 30 | 1.4K | 57 | 52 |
| 345 | Radio | 39 | 1.4K | 336 | 369 |
| 346 | behavioral medicine | 24 | 1.4K | 334 | 314 |
| 347 | Philosophy | 115 | 1.4K | 174 | 157 |
| 348 | Learning | 29 | 1.4K | 334 | 311 |
| 349 | Energy Conversion | 27 | 1.3K | 326 | 468 |
| 350 | Information Theory | 54 | 1.3K | 199 | 252 |
| 351 | Physical Chemistry | 41 | 1.3K | 535 | 594 |
| 352 | Diet | 16 | 1.3K | 759 | 570 |
| 352 | drug abuse | 63 | 1.3K | 38 | 46 |
| 354 | Animal welfare | 3 | 1.3K | 241 | 8 |
| 355 | Production Management | 16 | 1.3K | 435 | 379 |
| 356 | global environmental change | 19 | 1.3K | 199 | 179 |
| 357 | Urban Policy | 18 | 1.3K | 189 | 81 |
| 358 | plant molecular biology | 9 | 1.3K | 809 | 522 |
| 359 | Mining Engineering | 12 | 1.3K | 190 | 78 |
| 360 | Development | 23 | 1.3K | 162 | 147 |
| 361 | Geriatric Psychiatry | 30 | 1.3K | 160 | 115 |
| 362 | natural disasters | 50 | 1.3K | 74 | 163 |
| 363 | environmental exposure | 41 | 1.3K | 276 | 327 |
| 364 | Diabetes | 18 | 1.3K | 718 | 570 |
| 365 | Comparative Psychology | 2 | 1.3K | 158 | 15 |
| 366 | Cancer | 39 | 1.2K | 794 | 924 |
| 367 | Neurons | 3 | 1.2K | 524 | 379 |
| 368 | international cooperation | 41 | 1.2K | 46 | 85 |
| 369 | Interactive multimedia | 53 | 1.2K | 43 | 85 |
| 370 | multimedia | 50 | 1.2K | 46 | 83 |
| 371 | Paleoecology | 44 | 1.2K | 168 | 234 |
| 372 | Speech | 15 | 1.2K | 348 | 174 |
| 373 | Economic Assistance | 17 | 1.2K | 184 | 145 |
| 374 | Carbon | 10 | 1.2K | 673 | 396 |
| 375 | Relationships | 5 | 1.2K | 100 | 11 |
| 376 | Crime prevention | 77 | 1.2K | 5 | 6 |
| 376 | Seaweed | 40 | 1.2K | 52 | 95 |
| 378 | Climatology | 24 | 1.2K | 529 | 473 |
| 379 | Human evolution | 27 | 1.2K | 86 | 98 |
| 380 | Globalization | 45 | 1.2K | 23 | 42 |
| 381 | Chemical Engineering | 21 | 1.2K | 1,935 | 1,616 |
| 382 | Ethnology | 37 | 1.2K | 235 | 123 |
| 383 | China | 45 | 1.2K | 538 | 461 |
| 384 | medical education | 38 | 1.2K | 356 | 313 |
| 385 | Surgery | 6 | 1.2K | 988 | 622 |
| 385 | Discourse Analysis | 15 | 1.2K | 88 | 24 |
| 387 | health planning | 38 | 1.2K | 414 | 297 |
| 388 | Industrial Policy | 8 | 1.1K | 257 | 55 |
| 389 | Medical Physics | 42 | 1.1K | 368 | 427 |
| 390 | Soil Science | 17 | 1.1K | 709 | 455 |
| 391 | Sociobiology | 22 | 1.1K | 35 | 29 |
| 392 | Power Electronics | 47 | 1.1K | 182 | 308 |
| 393 | Aggression | 30 | 1.1K | 47 | 69 |
| 394 | Attention | 50 | 1.1K | 292 | 380 |
| 395 | Diabetes mellitus | 15 | 1.1K | 746 | 576 |
| 396 | Robotics | 64 | 1.1K | 204 | 354 |
| 397 | Pharmacognosy | 25 | 1.1K | 526 | 467 |
| 398 | Vocational guidance | 19 | 1.1K | 299 | 251 |
| 398 | Sedimentary rocks | 19 | 1.1K | 124 | 77 |
| 400 | Urban Geography | 26 | 1.1K | 23 | 13 |
| 401 | Neurochemistry | 24 | 1.1K | 791 | 691 |
| 402 | ecosystem | 41 | 1.1K | 212 | 378 |
| 403 | auditory perception | 9 | 1.1K | 187 | 69 |
| 404 | Paleogeography | 30 | 1.1K | 213 | 228 |
| 405 | Immunity | 12 | 1.1K | 774 | 714 |
| 406 | Ergonomics | 51 | 1.1K | 134 | 145 |
| 406 | Lipids | 13 | 1.1K | 524 | 340 |
| 408 | Corporate governance | 13 | 1.1K | 112 | 44 |
| 409 | International Finance | 42 | 1.1K | 274 | 354 |
| 410 | Algorithms | 45 | 1.0K | 25 | 35 |
| 411 | Metabolic diseases | 25 | 1.0K | 656 | 738 |
| 412 | harm reduction | 46 | 1.0K | 6 | 10 |
| 413 | Geodynamics | 14 | 1.0K | 393 | 260 |
| 414 | Political Geography | 11 | 1.0K | 112 | 32 |
| 414 | Psychopharmacology | 16 | 1.0K | 578 | 465 |
| 416 | Semiconductors | 52 | 1.0K | 329 | 293 |
| 417 | free radicals | 11 | 1.0K | 650 | 465 |
| 418 | mass transfer | 35 | 1.0K | 410 | 466 |
| 419 | Invertebrates | 37 | 1.0K | 54 | 63 |
| 420 | Cardiovascular system | 9 | 1.0K | 734 | 622 |
| 421 | Metabolism | 28 | 983 | 764 | 852 |
| 421 | Host-parasite interactions | 23 | 983 | 324 | 475 |
| 423 | Dementia | 70 | 975 | 186 | 228 |
| 424 | soil microbiology | 10 | 974 | 757 | 566 |
| 425 | Hydrogeology | 26 | 966 | 98 | 75 |
| 426 | Plant physiology | 26 | 955 | 695 | 756 |
| 427 | Mechatronics | 26 | 949 | 167 | 146 |
| 428 | Organometallic compounds | 23 | 948 | 418 | 309 |
| 429 | Pathology | 18 | 943 | 740 | 629 |
| 430 | Computer Science | 57 | 940 | 185 | 243 |
| 431 | Social problems | 23 | 938 | 126 | 144 |
| 432 | Technological Innovations | 34 | 936 | 96 | 142 |
| 433 | Bioinorganic chemistry | 35 | 935 | 324 | 311 |
| 433 | Criminal investigation | 44 | 935 | 8 | 10 |
| 435 | international trade | 38 | 934 | 42 | 98 |
| 436 | fuel cells | 29 | 931 | 308 | 460 |
| 437 | Occupational Health | 26 | 928 | 197 | 161 |
| 438 | Speech Perception | 8 | 915 | 174 | 76 |
| 439 | Environmental Microbiology | 8 | 904 | 759 | 465 |
| 439 | Health Education | 67 | 904 | 250 | 395 |
| 441 | Plant diseases | 30 | 893 | 530 | 485 |
| 442 | Reproduction | 31 | 891 | 615 | 622 |
| 443 | gene therapy | 8 | 889 | 534 | 297 |
| 444 | Therapeutics | 21 | 884 | 529 | 506 |
| 445 | Geographic information systems | 29 | 883 | 162 | 102 |
| 446 | family violence | 19 | 880 | 83 | 73 |
| 447 | Green Chemistry | 10 | 879 | 983 | 703 |
| 447 | miniaturization | 22 | 879 | 599 | 700 |
| 449 | Software Engineering | 27 | 876 | 222 | 238 |
| 450 | micromechanics | 36 | 872 | 67 | 99 |
| 451 | Detectors | 30 | 865 | 324 | 284 |
| 452 | Water Conservation | 27 | 864 | 5 | 3 |
| 453 | Transplantation | 6 | 862 | 607 | 347 |
| 454 | Plant Ecology | 23 | 861 | 585 | 642 |
| 455 | Physical Therapy | 19 | 858 | 408 | 351 |
| 456 | Welfare Economics | 13 | 856 | 148 | 76 |
| 457 | proteins | 25 | 839 | 602 | 560 |
| 458 | Medical Ethics | 41 | 837 | 172 | 141 |
| 459 | Applied Linguistics | 15 | 834 | 176 | 66 |
| 460 | Biochemical Engineering | 10 | 833 | 1,793 | 1,531 |
| 461 | Histology | 24 | 819 | 579 | 572 |
| 462 | industrial relations | 27 | 811 | 187 | 146 |
| 463 | Simulation Methods | 16 | 805 | 250 | 69 |
| 463 | social science | 15 | 805 | 23 | 42 |
| 465 | freshwater biology | 16 | 803 | 272 | 199 |
| 466 | Physical organic chemistry | 27 | 800 | 352 | 301 |
| 467 | movement | 12 | 797 | 80 | 37 |
| 468 | Quality of life | 34 | 796 | 227 | 376 |
| 469 | Humanities | 27 | 789 | 295 | 137 |
| 469 | Internet of Things | 34 | 789 | 203 | 344 |
| 469 | Elderly | 140 | 789 | 77 | 131 |
| 472 | Human Resources | 17 | 777 | 82 | 116 |
| 473 | Community Psychiatry | 21 | 776 | 255 | 265 |
| 474 | Landslides | 23 | 770 | 27 | 51 |
| 475 | Socialization | 12 | 769 | 213 | 153 |
| 475 | Visual Perception | 35 | 769 | 364 | 448 |
| 475 | energy development | 6 | 769 | 505 | 295 |
| 478 | Paleontology | 40 | 763 | 280 | 322 |
| 478 | Energy Storage | 23 | 763 | 338 | 390 |
| 480 | Process Control | 5 | 760 | 706 | 379 |
| 481 | health services | 47 | 759 | 138 | 216 |
| 482 | Schizophrenia | 23 | 756 | 287 | 347 |
| 483 | Genetic engineering | 17 | 752 | 764 | 695 |
| 483 | natural products | 27 | 752 | 455 | 410 |
| 485 | Suicide | 15 | 741 | 160 | 95 |
| 486 | elder abuse | 16 | 740 | 68 | 30 |
| 486 | Microorganisms | 4 | 740 | 861 | 399 |
| 486 | Population | 29 | 740 | 137 | 207 |
| 489 | ethnobiology | 21 | 737 | 16 | 32 |
| 490 | Heat Exchangers | 22 | 736 | 343 | 400 |
| 491 | Research Design | 28 | 735 | 242 | 334 |
| 492 | Microbial Ecology | 27 | 732 | 651 | 999 |
| 493 | warfare | 18 | 731 | 71 | 80 |
| 494 | Obstetrics | 31 | 729 | 587 | 623 |
| 495 | Group decision making | 19 | 727 | 82 | 76 |
| 496 | School Psychology | 7 | 701 | 269 | 127 |
| 496 | RNA | 18 | 701 | 121 | 162 |
| 498 | corporate culture | 4 | 699 | 125 | 13 |
| 499 | Coastal zone management | 19 | 697 | 132 | 104 |
| 500 | Virulence | 13 | 694 | 456 | 560 |
| 501 | Sound | 26 | 691 | 231 | 204 |
| 502 | Adolescent Medicine | 10 | 689 | 218 | 264 |
| 503 | Ecosystem management | 13 | 687 | 246 | 183 |
| 504 | Marine mammals | 9 | 684 | 101 | 39 |
| 505 | Social interaction | 13 | 682 | 95 | 65 |
| 506 | Mineralogy | 15 | 679 | 597 | 474 |
| 507 | Natural resources | 11 | 677 | 325 | 226 |
| 508 | Medicinal plants | 7 | 676 | 842 | 468 |
| 509 | arthritis | 24 | 674 | 344 | 487 |
| 509 | motor skills | 20 | 674 | 27 | 32 |
| 511 | Public Relations | 18 | 671 | 80 | 65 |
| 512 | Rural Development | 17 | 670 | 104 | 107 |
| 513 | Fluid Mechanics | 19 | 668 | 555 | 442 |
| 514 | Vaccines | 17 | 667 | 587 | 486 |
| 515 | Bioethics | 33 | 666 | 159 | 131 |
| 516 | Public Choice | 17 | 663 | 74 | 68 |
| 517 | hazard mitigation | 23 | 662 | 123 | 187 |
| 518 | Smart Materials | 28 | 661 | 152 | 224 |
| 518 | intergroup relations | 13 | 661 | 36 | 39 |
| 520 | Health Information Management | 3 | 655 | 317 | 162 |
| 521 | Strategic planning | 11 | 646 | 273 | 193 |
| 522 | Randomized Controlled Trials | 20 | 645 | 270 | 156 |
| 523 | Risk assessment | 13 | 644 | 129 | 39 |
| 523 | families | 17 | 644 | 275 | 187 |
| 525 | Structural optimization | 5 | 643 | 260 | 90 |
| 526 | Criminal Law | 14 | 642 | 67 | 41 |
| 527 | consumer behavior | 19 | 640 | 106 | 174 |
| 528 | Organizational culture | 2 | 639 | 47 | 3 |
| 528 | chromatin | 3 | 639 | 109 | 22 |
| 530 | Health Services Administration | 38 | 633 | 119 | 232 |
| 531 | Biogeography | 16 | 626 | 387 | 493 |
| 531 | behavior therapy | 15 | 626 | 325 | 300 |
| 533 | drug development | 6 | 621 | 552 | 442 |
| 534 | Criminal behavior | 13 | 614 | 33 | 10 |
| 535 | Photonics | 18 | 611 | 792 | 821 |
| 536 | Experimental Psychology | 29 | 607 | 123 | 231 |
| 537 | Control Theory | 20 | 604 | 683 | 529 |
| 538 | Structural design | 24 | 594 | 156 | 208 |
| 539 | Systems Analysis | 15 | 593 | 378 | 204 |
| 540 | Multilingualism | 15 | 592 | 37 | 25 |
| 541 | Insect biochemistry | 16 | 589 | 121 | 136 |
| 542 | Neurotoxicology | 10 | 588 | 205 | 135 |
| 543 | Microelectronics | 24 | 585 | 582 | 777 |
| 544 | intimate partner violence | 8 | 583 | 5 | 4 |
| 544 | Marine resources | 16 | 583 | 172 | 130 |
| 544 | spousal abuse | 8 | 583 | 5 | 4 |
| 547 | Nanostructures | 14 | 582 | 832 | 800 |
| 548 | Eating Disorders | 17 | 580 | 291 | 278 |
| 549 | protein | 10 | 578 | 604 | 392 |
| 550 | individual differences | 4 | 577 | 236 | 75 |
| 550 | plant communities | 9 | 577 | 605 | 529 |
| 552 | Forest Ecology | 24 | 575 | 257 | 398 |
| 552 | bees | 26 | 575 | 58 | 98 |
| 554 | Forest Management | 26 | 573 | 225 | 352 |
| 555 | Regional Development | 32 | 569 | 12 | 39 |
| 555 | Government policy | 9 | 569 | 53 | 39 |
| 557 | Algebra | 47 | 563 | 284 | 228 |
| 558 | language | 28 | 562 | 164 | 277 |
| 559 | Coral reef biology | 9 | 560 | 141 | 105 |
| 560 | emergency management | 25 | 553 | 69 | 140 |
| 561 | Stem cells | 8 | 551 | 750 | 567 |
| 562 | Genes | 17 | 549 | 343 | 292 |
| 563 | Ophthalmology | 14 | 548 | 784 | 647 |
| 564 | cell membrane | 8 | 545 | 321 | 265 |
| 565 | urban health | 21 | 544 | 43 | 63 |
| 566 | Adult Education | 27 | 543 | 90 | 58 |
| 566 | Informatics | 6 | 543 | 578 | 255 |
| 568 | Radio waves | 19 | 542 | 317 | 353 |
| 568 | Muscles | 9 | 542 | 419 | 316 |
| 570 | Emotions | 15 | 536 | 224 | 279 |
| 571 | Mass Media | 70 | 531 | 27 | 83 |
| 572 | peace | 16 | 527 | 144 | 171 |
| 573 | Mycology | 13 | 526 | 711 | 616 |
| 574 | Expert Systems | 7 | 525 | 47 | 8 |
| 574 | refugees | 13 | 525 | 52 | 26 |
| 576 | Land Use Planning | 12 | 524 | 109 | 125 |
| 577 | Analytical Biochemistry | 17 | 523 | 609 | 551 |
| 578 | War | 14 | 521 | 27 | 15 |
| 579 | Wildlife management | 26 | 519 | 127 | 137 |
| 580 | Diagnostic microbiology | 2 | 518 | 1,112 | 619 |
| 580 | Africa | 23 | 518 | 386 | 262 |
| 582 | Medical innovations | 5 | 516 | 625 | 555 |
| 582 | pain | 11 | 516 | 609 | 565 |
| 584 | Industrial Safety | 20 | 508 | 290 | 331 |
| 584 | Smoking | 16 | 508 | 250 | 286 |
| 586 | Landscape Ecology | 10 | 506 | 172 | 167 |
| 587 | women | 13 | 502 | 287 | 98 |
| 588 | Petrology | 9 | 499 | 572 | 478 |
| 589 | Youth | 17 | 497 | 214 | 279 |
| 590 | Brain damage | 5 | 495 | 253 | 104 |
| 591 | mammals | 7 | 493 | 624 | 302 |
| 592 | Combinatorial chemistry | 11 | 492 | 293 | 335 |
| 593 | Feeding and Eating Disorders | 14 | 490 | 317 | 301 |
| 594 | Juvenile delinquency | 25 | 486 | 57 | 83 |
| 595 | Housing | 18 | 485 | 98 | 136 |
| 596 | Plant tissue culture | 14 | 482 | 197 | 179 |
| 596 | Plant cell culture | 14 | 482 | 163 | 178 |
| 598 | Cerebral cortex | 8 | 480 | 528 | 447 |
| 599 | Sociolinguistics | 13 | 478 | 139 | 102 |
| 600 | Ethics | 22 | 466 | 213 | 198 |
| 601 | color | 10 | 465 | 81 | 29 |
| 602 | Women's health | 17 | 463 | 366 | 328 |
| 603 | Ion channels | 10 | 459 | 12 | 3 |
| 604 | Functional Genomics | 7 | 458 | 124 | 95 |
| 605 | Immunotherapy | 5 | 457 | 1,213 | 826 |
| 606 | Social Change | 11 | 453 | 425 | 586 |
| 607 | lasers | 13 | 452 | 1,058 | 720 |
| 607 | Exercise | 12 | 452 | 683 | 520 |
| 609 | Proteomics | 14 | 449 | 400 | 467 |
| 610 | Molecular cloning | 14 | 448 | 553 | 518 |
| 610 | Genetic recombination | 14 | 448 | 539 | 511 |
| 610 | Recombinant DNA | 14 | 448 | 599 | 544 |
| 613 | Critical Care | 12 | 446 | 602 | 745 |
| 613 | Critical Care Medicine | 12 | 446 | 595 | 744 |
| 613 | Number Theory | 46 | 446 | 69 | 58 |
| 616 | Nursing | 24 | 445 | 561 | 517 |
| 616 | Cheminformatics | 1 | 445 | 594 | 155 |
| 618 | Game Theory | 12 | 441 | 222 | 157 |
| 619 | infection | 14 | 438 | 612 | 705 |
| 620 | Organizational Sociology | 6 | 436 | 212 | 104 |
| 621 | Nuclear Engineering | 26 | 435 | 439 | 384 |
| 622 | Human biology | 21 | 433 | 129 | 144 |
| 623 | children | 12 | 431 | 161 | 191 |
| 624 | Marine Ecology | 25 | 430 | 154 | 220 |
| 624 | feeding behavior | 12 | 430 | 298 | 324 |
| 626 | Systems Biology | 13 | 426 | 624 | 604 |
| 627 | biological factors | 11 | 424 | 954 | 766 |
| 628 | Composite Materials | 17 | 422 | 1,165 | 1,412 |
| 628 | Socialism | 15 | 422 | 36 | 25 |
| 628 | Quantum theory | 24 | 422 | 288 | 338 |
| 631 | Immune system | 2 | 419 | 954 | 613 |
| 632 | Photochemistry | 31 | 418 | 347 | 689 |
| 632 | locomotion | 15 | 418 | 176 | 236 |
| 632 | posture | 15 | 418 | 176 | 236 |
| 632 | Psychiatric Epidemiology | 12 | 418 | 157 | 195 |
| 632 | gait | 15 | 418 | 176 | 236 |
| 632 | walking | 15 | 418 | 176 | 236 |
| 638 | Computational Linguistics | 33 | 415 | 19 | 44 |
| 638 | Mass Spectrometry | 19 | 415 | 390 | 452 |
| 640 | Environmental Education | 21 | 414 | 43 | 94 |
| 640 | Metacognition | 4 | 414 | 30 | 23 |
| 642 | police | 28 | 410 | 47 | 56 |
| 643 | atmospheric models | 7 | 408 | 411 | 360 |
| 644 | planning | 13 | 407 | 215 | 151 |
| 645 | Project Management | 7 | 406 | 132 | 175 |
| 646 | Travel | 21 | 405 | 158 | 189 |
| 647 | homosexuality | 15 | 402 | 84 | 113 |
| 648 | Crystallography | 22 | 401 | 579 | 381 |
| 648 | Appetite | 9 | 401 | 303 | 300 |
| 650 | mutation | 10 | 400 | 218 | 247 |
| 650 | Chromosomes | 10 | 400 | 428 | 405 |
| 652 | Medical Technology | 17 | 398 | 491 | 599 |
| 652 | Computer Literacy | 16 | 398 | 26 | 48 |
| 652 | cryosphere | 15 | 398 | 132 | 180 |
| 655 | polar regions | 17 | 396 | 189 | 201 |
| 656 | Elections | 12 | 394 | 145 | 101 |
| 656 | ecotourism | 13 | 394 | 44 | 52 |
| 658 | Bioenergetics | 7 | 392 | 501 | 401 |
| 658 | child behavior | 6 | 392 | 248 | 195 |
| 660 | Urban Economics | 13 | 389 | 98 | 169 |
| 660 | brain mapping | 8 | 389 | 340 | 355 |
| 662 | Economic Geography | 28 | 387 | 31 | 112 |
| 663 | Ferroelectricity | 52 | 385 | 128 | 262 |
| 663 | scientific societies | 14 | 385 | 237 | 242 |
| 665 | Neural circuitry | 19 | 384 | 690 | 989 |
| 666 | Organizational change | 13 | 380 | 221 | 251 |
| 666 | forest policy | 12 | 380 | 120 | 100 |
| 668 | Feminist criminology | 1 | 379 | 115 | 7 |
| 668 | Human Rights | 17 | 379 | 135 | 128 |
| 670 | Gene expression regulation | 6 | 378 | 590 | 429 |
| 670 | Genetic regulation | 6 | 378 | 672 | 561 |
| 670 | drug therapy | 9 | 378 | 1,010 | 880 |
| 673 | Labor Economics | 12 | 376 | 168 | 181 |
| 674 | forestry | 20 | 375 | 44 | 72 |
| 675 | Rheumatology | 16 | 374 | 414 | 534 |
| 676 | Long-Term Care | 10 | 373 | 221 | 259 |
| 676 | Long-term care facilities | 10 | 373 | 219 | 259 |
| 678 | deviant behavior | 21 | 372 | 28 | 57 |
| 679 | Dermatology | 4 | 370 | 1,212 | 690 |
| 679 | Statistical models | 7 | 370 | 46 | 20 |
| 681 | Transportation Engineering | 10 | 368 | 147 | 139 |
| 681 | Developmental Genetics | 4 | 368 | 374 | 357 |
| 681 | Music | 18 | 368 | 242 | 217 |
| 684 | Marine Geology | 15 | 367 | 184 | 222 |
| 684 | Industrial Microbiology | 5 | 367 | 1,462 | 1,062 |
| 684 | Genetic therapy | 6 | 367 | 642 | 523 |
| 687 | Energy Consumption | 6 | 366 | 215 | 214 |
| 688 | Biogeochemical cycles | 6 | 364 | 252 | 316 |
| 688 | Technology Assessment | 11 | 364 | 61 | 163 |
| 688 | Political Participation | 10 | 364 | 134 | 117 |
| 688 | electrocatalysis | 8 | 364 | 24 | 7 |
| 692 | Psychiatric Nursing | 3 | 363 | 685 | 166 |
| 692 | Migration | 15 | 363 | 18 | 16 |
| 694 | Oral communication | 6 | 360 | 270 | 117 |
| 695 | Forecasting | 17 | 359 | 103 | 181 |
| 695 | organized crime | 14 | 359 | 8 | 7 |
| 695 | Transnational organized crime | 14 | 359 | 4 | 2 |
| 695 | Transnational Crime | 14 | 359 | 4 | 2 |
| 699 | Architecture | 7 | 358 | 324 | 114 |
| 700 | Petroleum Geology | 14 | 357 | 184 | 224 |
| 701 | Classification | 2 | 355 | 371 | 106 |
| 702 | Social work | 34 | 354 | 335 | 475 |
| 703 | Psychosomatic Medicine | 4 | 353 | 595 | 389 |
| 704 | Biogeochemistry | 12 | 352 | 508 | 652 |
| 705 | insurance | 28 | 351 | 61 | 103 |
| 705 | Alzheimer's disease | 57 | 351 | 224 | 484 |
| 707 | Groundwater | 8 | 350 | 293 | 220 |
| 708 | Paleopathology | 23 | 349 | 32 | 53 |
| 708 | World Wide Web | 9 | 349 | 130 | 57 |
| 710 | Fungi | 9 | 348 | 552 | 583 |
| 710 | viral genetics | 2 | 348 | 305 | 280 |
| 710 | enzymes | 20 | 348 | 483 | 723 |
| 713 | Sustainable Engineering | 9 | 347 | 936 | 913 |
| 714 | India | 12 | 346 | 509 | 163 |
| 715 | Cost effectiveness | 8 | 345 | 20 | 20 |
| 716 | Solar Energy | 8 | 344 | 1,064 | 985 |
| 716 | Fisheries Law | 12 | 344 | 51 | 89 |
| 716 | fisheries management | 12 | 344 | 51 | 89 |
| 719 | terrorism | 14 | 342 | 61 | 49 |
| 719 | Feminism | 18 | 342 | 146 | 158 |
| 721 | Proteome | 16 | 340 | 409 | 618 |
| 721 | construction | 6 | 340 | 105 | 75 |
| 723 | Ultrasonics | 17 | 338 | 385 | 653 |
| 723 | Post-traumatic stress disorder | 9 | 338 | 375 | 383 |
| 725 | Immunogenetics | 5 | 337 | 429 | 242 |
| 726 | foreign exchange | 5 | 336 | 244 | 150 |
| 727 | Quantum electronics | 14 | 335 | 718 | 621 |
| 727 | Lipid metabolism | 7 | 335 | 188 | 191 |
| 729 | Scandinavia | 9 | 334 | 257 | 190 |
| 730 | Greenhouse gases | 4 | 333 | 223 | 155 |
| 731 | Actuarial Science | 28 | 332 | 35 | 75 |
| 731 | Telecommunication Systems | 35 | 332 | 273 | 576 |
| 731 | Food Safety | 1 | 332 | 609 | 33 |
| 731 | food industry | 1 | 332 | 1,419 | 162 |
| 735 | Gender Studies | 13 | 331 | 151 | 160 |
| 735 | Drug delivery systems | 6 | 331 | 1,066 | 892 |
| 737 | Logic | 25 | 329 | 74 | 96 |
| 737 | Outdoor recreation | 11 | 329 | 11 | 9 |
| 737 | educational innovations | 16 | 329 | 124 | 200 |
| 740 | Algal blooms | 8 | 328 | 122 | 143 |
| 740 | Cyanobacteria | 8 | 328 | 122 | 143 |
| 740 | microalgae | 8 | 328 | 122 | 143 |
| 743 | Lipid | 6 | 327 | 219 | 192 |
| 744 | psychopathology | 9 | 323 | 159 | 175 |
| 744 | hygiene | 13 | 323 | 109 | 145 |
| 746 | Logistics | 7 | 322 | 318 | 299 |
| 746 | Remote Sensing | 27 | 322 | 331 | 500 |
| 746 | Approximation Theory | 23 | 322 | 78 | 101 |
| 746 | Leisure | 8 | 322 | 151 | 141 |
| 750 | Genetic algorithms | 4 | 320 | 252 | 258 |
| 751 | drugs | 9 | 319 | 1,073 | 931 |
| 752 | Hypertension | 10 | 317 | 732 | 957 |
| 752 | Chemical Oceanography | 2 | 317 | 324 | 167 |
| 752 | cosmic rays | 10 | 317 | 192 | 133 |
| 755 | Sexuality | 12 | 316 | 71 | 62 |
| 756 | Psychometrics | 10 | 313 | 228 | 230 |
| 756 | Communication in politics | 18 | 313 | 16 | 47 |
| 756 | biological invasions | 11 | 313 | 215 | 277 |
| 759 | behavior modification | 5 | 312 | 301 | 275 |
| 759 | Reading | 13 | 312 | 230 | 258 |
| 761 | Metallurgy | 12 | 311 | 1,125 | 1,037 |
| 761 | Organometallic chemistry | 15 | 311 | 948 | 871 |
| 763 | Structuralism | 6 | 310 | 78 | 103 |
| 763 | Social Networks | 6 | 310 | 140 | 117 |
| 765 | Dynamics | 19 | 309 | 559 | 575 |
| 765 | North America | 30 | 309 | 128 | 246 |
| 765 | atmosphere | 11 | 309 | 300 | 348 |
| 768 | Bacterial infections | 3 | 307 | 715 | 537 |
| 769 | Engineering Mathematics | 18 | 306 | 666 | 706 |
| 769 | Cartography | 12 | 306 | 126 | 74 |
| 771 | Sarcopenia | 5 | 302 | 247 | 254 |
| 771 | Physical fitness | 10 | 302 | 522 | 559 |
| 771 | Intellectual disability | 12 | 302 | 350 | 348 |
| 774 | Developmental Immunology | 7 | 300 | 322 | 310 |
| 775 | Health Risk Assessment | 5 | 299 | 278 | 88 |
| 776 | Photobiology | 24 | 297 | 257 | 643 |
| 777 | election law | 7 | 296 | 138 | 96 |
| 777 | Voting | 7 | 296 | 134 | 93 |
| 779 | Journalism | 20 | 295 | 123 | 152 |
| 779 | Speech Disorders | 8 | 295 | 617 | 513 |
| 779 | Economic planning | 10 | 295 | 173 | 183 |
| 782 | Fracture mechanics | 15 | 293 | 618 | 705 |
| 782 | Swarm Intelligence | 2 | 293 | 399 | 128 |
| 784 | Tropical Medicine | 9 | 292 | 961 | 710 |
| 785 | Plant genetic engineering | 5 | 291 | 631 | 519 |
| 786 | Energy Harvesting | 5 | 290 | 321 | 403 |
| 787 | Mechanical Engineering | 15 | 287 | 1,150 | 964 |
| 787 | Capital market | 3 | 287 | 441 | 184 |
| 787 | race relations | 18 | 287 | 160 | 239 |
| 790 | Restorative justice | 26 | 286 | 6 | 15 |
| 790 | Popular culture | 22 | 286 | 69 | 63 |
| 792 | Radiopharmaceuticals | 14 | 285 | 84 | 36 |
| 793 | vibration | 12 | 283 | 528 | 605 |
| 793 | solar power | 4 | 283 | 678 | 503 |
| 793 | solar cells | 4 | 283 | 739 | 551 |
| 796 | risk factors | 7 | 282 | 377 | 336 |
| 797 | Magnetic Resonance Spectroscopy | 25 | 279 | 348 | 492 |
| 797 | libraries | 9 | 279 | 237 | 155 |
| 799 | Volcanoes | 8 | 278 | 143 | 152 |
| 800 | Lattice Theory | 21 | 277 | 25 | 16 |
| 801 | Agricultural Chemistry | 15 | 275 | 942 | 1,325 |
| 801 | Nutrition physiology | 6 | 275 | 471 | 415 |
| 801 | carbon monoxide | 2 | 275 | 460 | 181 |
| 804 | Cryptography | 24 | 274 | 89 | 139 |
| 804 | community development | 13 | 274 | 186 | 227 |
| 804 | Europa | 6 | 274 | 318 | 241 |
| 807 | Continuing Education | 12 | 273 | 151 | 79 |
| 807 | Microwaves | 15 | 273 | 605 | 573 |
| 809 | Parasitology | 13 | 272 | 1,112 | 1,143 |
| 809 | probabilities | 27 | 272 | 429 | 491 |
| 809 | Metals | 12 | 272 | 1,001 | 1,077 |
| 812 | Peasants | 3 | 270 | 85 | 37 |
| 813 | Liquid Crystals | 13 | 269 | 396 | 209 |
| 813 | Spine | 8 | 269 | 358 | 398 |
| 815 | Chemical analysis | 17 | 268 | 332 | 624 |
| 816 | Soft Condensed Matter | 14 | 267 | 464 | 591 |
| 816 | Mortgages | 9 | 267 | 87 | 83 |
| 816 | Roads | 12 | 267 | 325 | 274 |
| 816 | biopolymers | 14 | 267 | 489 | 643 |
| 820 | Systems Theory | 3 | 266 | 404 | 50 |
| 820 | Risk Management | 6 | 266 | 401 | 295 |
| 822 | Securities | 1 | 265 | 700 | 133 |
| 823 | civil service | 7 | 264 | 209 | 187 |
| 824 | Computational Mathematics | 5 | 263 | 70 | 47 |
| 824 | Microeconomics | 11 | 263 | 112 | 159 |
| 826 | Measurement | 10 | 261 | 682 | 624 |
| 826 | Meteorites | 4 | 261 | 718 | 675 |
| 828 | Functional Analysis | 11 | 256 | 743 | 616 |
| 828 | research and development | 6 | 256 | 174 | 192 |
| 830 | Coding Theory | 22 | 255 | 52 | 66 |
| 830 | Evolutionary Computation | 3 | 255 | 468 | 369 |
| 830 | curriculum planning | 20 | 255 | 16 | 42 |
| 833 | Environmental Geology | 15 | 252 | 643 | 964 |
| 833 | Microfluidics | 6 | 252 | 124 | 88 |
| 835 | Water quality management | 11 | 250 | 887 | 862 |
| 835 | mycoses | 4 | 250 | 612 | 578 |
| 835 | heredity | 7 | 250 | 378 | 279 |
| 838 | nuclear magnetic resonance | 21 | 249 | 358 | 484 |
| 838 | Communication in medicine | 6 | 249 | 350 | 254 |
| 838 | Vision | 13 | 249 | 287 | 400 |
| 841 | Social welfare | 15 | 248 | 195 | 223 |
| 842 | Microcirculation | 3 | 246 | 441 | 224 |
| 842 | Blood vessels | 3 | 246 | 364 | 166 |
| 842 | role | 7 | 246 | 265 | 317 |
| 842 | Export Marketing | 3 | 246 | 207 | 142 |
| 846 | Land use | 12 | 245 | 465 | 693 |
| 846 | curriculum evaluation | 6 | 245 | 224 | 143 |
| 848 | Language Disorders | 6 | 244 | 584 | 417 |
| 848 | Pesticides | 30 | 244 | 74 | 240 |
| 848 | Performance | 8 | 244 | 154 | 174 |
| 851 | environmental indicators | 4 | 243 | 1,001 | 853 |
| 851 | Ocean Engineering | 5 | 243 | 1,266 | 1,003 |
| 853 | Intelligent Tutoring Systems | 8 | 242 | 9 | 4 |
| 854 | Neurotransmitters | 1 | 241 | 528 | 231 |
| 854 | Second Language Acquisition | 7 | 241 | 75 | 125 |
| 856 | Neuromuscular diseases | 4 | 240 | 470 | 323 |
| 857 | Pediatric Neurology | 3 | 238 | 724 | 696 |
| 857 | glycoproteins | 8 | 238 | 223 | 263 |
| 857 | Glycoconjugates | 8 | 238 | 223 | 263 |
| 857 | glycolipids | 8 | 238 | 223 | 263 |
| 861 | Geotechnical Engineering | 3 | 237 | 468 | 252 |
| 861 | Palliative Care | 12 | 237 | 306 | 329 |
| 861 | Political Parties | 7 | 237 | 102 | 99 |
| 861 | investigative techniques | 12 | 237 | 17 | 64 |
| 861 | Nonlinear systems | 3 | 237 | 617 | 278 |
| 866 | Radioisotopes | 21 | 236 | 273 | 374 |
| 867 | Energy metabolism | 6 | 234 | 394 | 431 |
| 867 | Consciousness | 10 | 234 | 193 | 249 |
| 869 | psychophysics | 16 | 233 | 83 | 129 |
| 869 | Pregnancy | 9 | 233 | 378 | 389 |
| 871 | Urban Planning | 7 | 232 | 191 | 225 |
| 871 | Quantum Computing | 10 | 232 | 66 | 115 |
| 873 | Flow cytometry | 3 | 230 | 335 | 175 |
| 874 | Harmonic Analysis | 7 | 229 | 69 | 74 |
| 875 | Disability Law | 5 | 228 | 105 | 50 |
| 875 | counseling | 22 | 228 | 419 | 646 |
| 877 | Development Economics | 4 | 225 | 336 | 192 |
| 878 | social justice | 18 | 223 | 44 | 51 |
| 879 | Requirements Engineering | 2 | 221 | 93 | 44 |
| 879 | Phonetics | 7 | 221 | 184 | 174 |
| 879 | War and Society | 6 | 221 | 128 | 157 |
| 879 | economic conditions | 13 | 221 | 169 | 322 |
| 883 | Regional Economics | 5 | 220 | 326 | 222 |
| 884 | Marine Biotechnology | 7 | 219 | 87 | 107 |
| 884 | Electromagnetism | 7 | 219 | 650 | 508 |
| 884 | Computer-Aided Design | 4 | 219 | 1,042 | 635 |
| 884 | Health risk communication | 3 | 219 | 70 | 26 |
| 884 | Mineral resources | 19 | 219 | 68 | 411 |
| 884 | X-ray crystallography | 11 | 219 | 250 | 209 |
| 890 | Telemedicine | 6 | 218 | 152 | 153 |
| 891 | Ceramic materials | 9 | 217 | 749 | 740 |
| 892 | Moral Education | 13 | 216 | 14 | 30 |
| 892 | Sonochemistry | 4 | 216 | 538 | 575 |
| 892 | Leukemia | 7 | 216 | 526 | 619 |
| 895 | Functional equations | 3 | 215 | 208 | 23 |
| 895 | Economic Thought | 9 | 215 | 123 | 277 |
| 895 | Latin America | 28 | 215 | 302 | 344 |
| 898 | Queuing Theory | 4 | 214 | 130 | 51 |
| 898 | Cognitive Therapy | 6 | 214 | 393 | 347 |
| 900 | Flexible manufacturing systems | 8 | 213 | 159 | 191 |
| 901 | motivation | 6 | 212 | 213 | 236 |
| 901 | Semigroups | 31 | 212 | 13 | 20 |
| 901 | Carbohydrates | 8 | 212 | 203 | 271 |
| 904 | Nonlinear functional analysis | 12 | 211 | 521 | 576 |
| 904 | civil rights | 12 | 211 | 112 | 133 |
| 904 | Oligosaccharide | 7 | 211 | 141 | 211 |
| 904 | Solar System | 2 | 211 | 819 | 468 |
| 908 | Computational Intelligence | 8 | 210 | 298 | 283 |
| 909 | Higher Education | 10 | 209 | 266 | 286 |
| 910 | healthcare disparities | 5 | 208 | 330 | 231 |
| 911 | Queer Studies | 10 | 207 | 73 | 145 |
| 911 | Clinical Biochemistry | 11 | 207 | 509 | 645 |
| 911 | Soil biology | 5 | 207 | 674 | 770 |
| 911 | cooperation | 4 | 207 | 97 | 20 |
| 915 | Machine Learning | 10 | 206 | 112 | 189 |
| 916 | Infections | 5 | 205 | 747 | 806 |
| 916 | cultural policy | 15 | 205 | 61 | 67 |
| 916 | Radiation | 16 | 205 | 896 | 1,108 |
| 916 | school environment | 1 | 205 | 217 | 35 |
| 920 | Emotion | 5 | 204 | 141 | 179 |
| 920 | Psychiatric hospitals | 3 | 204 | 255 | 158 |
| 922 | Geometry | 28 | 203 | 326 | 394 |
| 923 | food contamination | 23 | 202 | 151 | 460 |
| 924 | Environmental Economics | 6 | 201 | 189 | 182 |
| 924 | educational planning | 7 | 201 | 214 | 263 |
| 926 | Sales management | 2 | 198 | 308 | 288 |
| 926 | selling | 2 | 198 | 308 | 288 |
| 928 | rivers | 8 | 196 | 120 | 151 |
| 929 | humanistic psychology | 7 | 194 | 23 | 22 |
| 930 | Cytoskeleton | 6 | 193 | 160 | 176 |
| 931 | Multicultural Education | 8 | 192 | 172 | 139 |
| 931 | Discrete Mathematics | 32 | 192 | 12 | 31 |
| 931 | graph | 32 | 192 | 12 | 31 |
| 931 | Auditing | 8 | 192 | 183 | 270 |
| 935 | Literacy | 6 | 190 | 189 | 119 |
| 936 | Biosensors | 6 | 188 | 878 | 1,215 |
| 936 | Reproductive health | 9 | 188 | 345 | 428 |
| 936 | Molecular Spectroscopy | 8 | 188 | 1,152 | 1,153 |
| 939 | International security | 4 | 187 | 175 | 183 |
| 940 | Computer Engineering | 17 | 186 | 207 | 425 |
| 940 | Developmental Neurobiology | 7 | 186 | 279 | 280 |
| 940 | concepts | 6 | 186 | 42 | 47 |
| 943 | Neuropsychiatry | 6 | 184 | 530 | 528 |
| 943 | Social History | 18 | 184 | 96 | 149 |
| 943 | Flood forecasting | 2 | 184 | 140 | 29 |
| 943 | Flood control | 2 | 184 | 343 | 67 |
| 947 | Japan | 12 | 182 | 761 | 866 |
| 947 | Hearing | 4 | 182 | 556 | 385 |
| 949 | rare diseases | 2 | 181 | 662 | 379 |
| 950 | Evolutionary economics | 5 | 180 | 94 | 85 |
| 950 | Population Dynamics | 5 | 180 | 97 | 98 |
| 952 | Genetic disorders | 1 | 179 | 576 | 281 |
| 952 | Birth control | 8 | 179 | 207 | 273 |
| 954 | Neonatology | 5 | 178 | 399 | 296 |
| 954 | adulthood | 4 | 178 | 65 | 39 |
| 956 | moral development | 8 | 176 | 25 | 51 |
| 956 | ethnic groups | 11 | 176 | 117 | 181 |
| 958 | land tenure | 10 | 175 | 12 | 35 |
| 958 | Land reform | 10 | 175 | 12 | 35 |
| 960 | hospice care | 7 | 174 | 282 | 241 |
| 961 | Special Education | 9 | 173 | 423 | 415 |
| 961 | Contraception | 6 | 173 | 355 | 355 |
| 963 | Musicology | 12 | 172 | 48 | 55 |
| 963 | Plate Tectonics | 8 | 172 | 112 | 150 |
| 963 | Geomagnetism | 6 | 172 | 416 | 408 |
| 963 | coastal areas | 13 | 172 | 8 | 22 |
| 963 | coastal archaeology | 13 | 172 | 8 | 22 |
| 963 | islands | 13 | 172 | 8 | 22 |
| 963 | cultural pluralism | 12 | 172 | 104 | 169 |
| 970 | Political Sociology | 7 | 171 | 273 | 296 |
| 970 | Financial management | 7 | 171 | 248 | 395 |
| 972 | Nuclear Chemistry | 12 | 170 | 490 | 495 |
| 972 | Protozoa | 5 | 170 | 284 | 267 |
| 974 | Communication and Culture | 13 | 168 | 53 | 92 |
| 974 | consumers | 10 | 168 | 124 | 254 |
| 976 | Distributed Databases | 6 | 167 | 77 | 64 |
| 976 | Microwave devices | 9 | 167 | 250 | 284 |
| 978 | Feminist criticism | 8 | 166 | 19 | 37 |
| 979 | Intelligent Transportation Systems | 6 | 165 | 787 | 889 |
| 979 | Cultural diversity | 3 | 165 | 187 | 148 |
| 979 | Sleep Disorders | 9 | 165 | 767 | 915 |
| 979 | police psychology | 15 | 165 | 4 | 11 |
| 979 | Sleep | 8 | 165 | 824 | 921 |
| 984 | Computer Architecture | 8 | 164 | 271 | 213 |
| 984 | Molecules | 19 | 164 | 602 | 859 |
| 984 | civilization | 27 | 164 | 214 | 164 |
| 984 | Cellulose | 1 | 164 | 1,099 | 450 |
| 984 | conflict management | 2 | 164 | 325 | 193 |
| 989 | health workforce | 11 | 163 | 46 | 158 |
| 989 | Computational Complexity | 18 | 163 | 251 | 458 |
| 989 | Luminescence | 4 | 163 | 1,243 | 788 |
| 989 | Crystal growth | 12 | 163 | 470 | 761 |
| 993 | disabilities | 8 | 162 | 359 | 426 |
| 993 | Trace elements | 3 | 162 | 259 | 228 |
| 995 | Ceramics | 14 | 161 | 606 | 848 |
| 995 | Parasitic Diseases | 8 | 161 | 1,129 | 1,306 |
| 997 | Community Psychology | 12 | 159 | 228 | 438 |
| 997 | Political Psychology | 7 | 159 | 194 | 314 |
| 997 | Cell death | 3 | 159 | 970 | 987 |
| 997 | extraterrestrial environment | 9 | 159 | 263 | 295 |