| 1 | Physics | 1,615 | 154.2K | 265 | 197 |
| 2 | Science | 1,291 | 115.9K | 233 | 221 |
| 3 | Biology | 1,814 | 110.2K | 145 | 230 |
| 4 | Medicine | 1,768 | 95.0K | 150 | 158 |
| 5 | Biochemistry | 1,876 | 90.2K | 177 | 150 |
| 6 | Ecology | 914 | 79.5K | 123 | 93 |
| 7 | Microbiology | 831 | 77.6K | 163 | 99 |
| 8 | Molecular Biology | 909 | 63.4K | 250 | 212 |
| 9 | Astrophysics | 607 | 58.9K | 240 | 188 |
| 10 | Chemistry | 888 | 53.8K | 460 | 376 |
| 11 | Nuclear Physics | 1,393 | 51.1K | 145 | 156 |
| 12 | Neurology | 950 | 50.4K | 159 | 181 |
| 13 | United States | 1,891 | 44.9K | 38 | 56 |
| 14 | Environment | 399 | 44.3K | 174 | 90 |
| 15 | Natural history | 266 | 43.7K | 194 | 251 |
| 16 | Spectrum analysis | 654 | 42.8K | 135 | 143 |
| 17 | Quantum Gravity | 561 | 39.9K | 90 | 46 |
| 18 | Research | 1,107 | 39.7K | 184 | 197 |
| 19 | Microbial Ecology | 129 | 29.6K | 159 | 43 |
| 20 | Astronomy | 383 | 28.3K | 277 | 249 |
| 21 | Pollution | 564 | 27.8K | 117 | 170 |
| 22 | Genetics | 334 | 25.0K | 168 | 163 |
| 23 | Biophysics | 623 | 24.4K | 205 | 173 |
| 24 | Cytology | 374 | 24.3K | 239 | 251 |
| 25 | Cell Biology | 353 | 24.2K | 216 | 242 |
| 26 | Environmental Engineering | 536 | 23.0K | 40 | 82 |
| 27 | Environmental Health | 483 | 23.0K | 127 | 153 |
| 28 | Virology | 412 | 22.9K | 100 | 170 |
| 29 | Physiology | 560 | 22.7K | 119 | 129 |
| 30 | management | 240 | 21.8K | 137 | 127 |
| 31 | Obesity | 382 | 21.3K | 26 | 21 |
| 32 | Solid State Physics | 635 | 20.4K | 179 | 176 |
| 33 | Endocrinology | 368 | 19.9K | 136 | 152 |
| 34 | Behavior | 453 | 19.7K | 71 | 100 |
| 35 | Immunology | 344 | 19.5K | 164 | 169 |
| 36 | Neurophysiology | 325 | 19.4K | 147 | 151 |
| 37 | Condensed Matter | 626 | 19.4K | 158 | 205 |
| 38 | Botany | 530 | 18.5K | 111 | 197 |
| 39 | Materials | 441 | 18.5K | 384 | 375 |
| 40 | Nutrition | 353 | 17.8K | 134 | 111 |
| 41 | Statistical physics | 516 | 17.4K | 121 | 110 |
| 42 | Geology | 342 | 17.2K | 146 | 119 |
| 43 | Psychology | 667 | 17.2K | 129 | 201 |
| 44 | Cancer | 176 | 16.2K | 278 | 172 |
| 45 | environmental pollution | 400 | 16.0K | 99 | 132 |
| 46 | Pharmacology | 505 | 15.9K | 246 | 258 |
| 47 | Human genetics | 75 | 15.7K | 320 | 282 |
| 48 | free radicals | 189 | 15.6K | 14 | 14 |
| 49 | Psychophysiology | 446 | 15.5K | 95 | 159 |
| 50 | Toxicology | 357 | 15.4K | 148 | 109 |
| 51 | Polymers | 351 | 15.3K | 286 | 220 |
| 52 | marketing | 125 | 15.2K | 88 | 52 |
| 53 | biological evolution | 201 | 15.0K | 93 | 115 |
| 54 | Geography | 332 | 14.3K | 44 | 39 |
| 55 | Biotechnology | 198 | 14.3K | 506 | 353 |
| 56 | human behavior | 249 | 14.2K | 82 | 98 |
| 57 | Molecular Genetics | 209 | 13.5K | 44 | 45 |
| 58 | Metabolism | 244 | 12.9K | 150 | 182 |
| 59 | Public Health | 201 | 12.7K | 423 | 262 |
| 60 | Analytical Chemistry | 418 | 12.7K | 134 | 189 |
| 61 | Marine Biology | 335 | 12.6K | 54 | 67 |
| 62 | Metabolic diseases | 158 | 12.6K | 166 | 153 |
| 63 | Medical Microbiology | 190 | 12.6K | 98 | 85 |
| 64 | Developmental Disabilities | 247 | 12.4K | 10 | 19 |
| 65 | Chemical Engineering | 319 | 12.1K | 301 | 325 |
| 66 | Oceanography | 275 | 12.0K | 64 | 81 |
| 67 | behavior modification | 214 | 11.7K | 4 | 4 |
| 68 | Brain | 274 | 11.7K | 155 | 165 |
| 69 | Diet | 192 | 11.7K | 83 | 79 |
| 70 | Soil Science | 269 | 11.6K | 46 | 49 |
| 71 | Nanotechnology | 288 | 11.5K | 386 | 444 |
| 72 | Psychiatry | 359 | 11.0K | 199 | 297 |
| 73 | Bioengineering | 112 | 10.9K | 486 | 292 |
| 74 | Water pollution | 204 | 10.7K | 95 | 99 |
| 75 | Molecular evolution | 164 | 10.5K | 36 | 53 |
| 76 | Geochemistry | 186 | 10.2K | 171 | 137 |
| 77 | Medical genetics | 91 | 10.2K | 367 | 236 |
| 78 | Hydrology | 275 | 10.1K | 54 | 80 |
| 79 | Neurochemistry | 208 | 10.0K | 130 | 122 |
| 80 | Cell differentiation | 71 | 10.0K | 213 | 133 |
| 81 | Geophysics | 304 | 9.8K | 268 | 307 |
| 82 | Catalysis | 236 | 9.8K | 331 | 354 |
| 83 | Social Sciences | 231 | 9.6K | 128 | 70 |
| 84 | polymerization | 239 | 9.6K | 324 | 251 |
| 85 | Diabetes | 117 | 9.5K | 183 | 139 |
| 86 | Social behavior | 156 | 9.5K | 25 | 28 |
| 87 | Ophthalmology | 325 | 9.5K | 53 | 82 |
| 88 | Education | 358 | 9.2K | 125 | 135 |
| 89 | Biocompatible Materials | 129 | 9.2K | 472 | 377 |
| 90 | Mathematics | 777 | 9.2K | 172 | 232 |
| 91 | Birds | 383 | 9.2K | 4 | 8 |
| 92 | Water | 152 | 9.0K | 150 | 162 |
| 93 | sanitation | 111 | 8.9K | 116 | 127 |
| 94 | Biochemical Engineering | 65 | 8.7K | 601 | 307 |
| 95 | Diabetes mellitus | 104 | 8.7K | 187 | 142 |
| 96 | Epidemiology | 166 | 8.7K | 277 | 209 |
| 97 | Educational Psychology | 156 | 8.4K | 61 | 50 |
| 98 | viruses | 173 | 8.4K | 78 | 105 |
| 99 | Business | 104 | 8.4K | 120 | 127 |
| 100 | Memory | 212 | 8.3K | 80 | 87 |
| 101 | Economics | 315 | 8.2K | 238 | 245 |
| 102 | Materials Science | 278 | 8.2K | 306 | 416 |
| 103 | Earth Sciences | 125 | 8.2K | 309 | 181 |
| 104 | Political Science | 173 | 8.1K | 96 | 61 |
| 105 | Evolution | 124 | 8.1K | 146 | 161 |
| 106 | Cardiovascular system | 95 | 8.0K | 174 | 177 |
| 107 | Pediatrics | 198 | 8.0K | 143 | 165 |
| 108 | Mathematical Physics | 222 | 8.0K | 185 | 167 |
| 109 | Transportation | 307 | 7.9K | 40 | 65 |
| 110 | Environmental monitoring | 166 | 7.8K | 183 | 193 |
| 111 | Cell death | 19 | 7.7K | 392 | 114 |
| 112 | Estuaries | 105 | 7.5K | 1 | 3 |
| 113 | Statistics | 180 | 7.4K | 171 | 134 |
| 114 | Molecular ecology | 90 | 7.4K | 68 | 63 |
| 115 | Tribology | 187 | 7.4K | 24 | 19 |
| 116 | Sports | 218 | 7.3K | 49 | 57 |
| 117 | Entomology | 326 | 7.3K | 53 | 48 |
| 118 | Building Materials | 159 | 7.3K | 72 | 89 |
| 119 | Automation | 153 | 7.2K | 155 | 184 |
| 120 | Ocean Engineering | 177 | 7.1K | 81 | 52 |
| 121 | Bacteriology | 107 | 7.1K | 177 | 160 |
| 122 | behavior therapy | 185 | 7.0K | 13 | 21 |
| 123 | Phylogeny | 112 | 7.0K | 8 | 10 |
| 124 | Structural Engineering | 183 | 6.9K | 83 | 67 |
| 125 | School Psychology | 113 | 6.8K | 16 | 7 |
| 126 | Hypertension | 122 | 6.8K | 142 | 170 |
| 127 | Genetic engineering | 85 | 6.7K | 160 | 80 |
| 128 | Immunity | 70 | 6.6K | 260 | 268 |
| 129 | Child | 216 | 6.6K | 88 | 90 |
| 130 | Composite Materials | 133 | 6.5K | 260 | 234 |
| 131 | Diagnostic microbiology | 79 | 6.4K | 77 | 81 |
| 132 | Health Education | 200 | 6.4K | 71 | 65 |
| 133 | Mycology | 154 | 6.3K | 56 | 48 |
| 134 | Biomedical Engineering | 164 | 6.3K | 471 | 418 |
| 135 | Neurobiology | 94 | 6.3K | 191 | 175 |
| 136 | Child psychology | 123 | 6.2K | 133 | 153 |
| 137 | Ornithology | 263 | 6.2K | 3 | 7 |
| 138 | Obstetrics | 218 | 6.1K | 123 | 136 |
| 139 | Surgery | 61 | 6.1K | 245 | 217 |
| 140 | Urology | 250 | 6.1K | 71 | 101 |
| 141 | pain | 164 | 6.0K | 51 | 102 |
| 142 | Autism | 132 | 6.0K | 12 | 19 |
| 143 | Sociology | 198 | 5.9K | 178 | 219 |
| 144 | Attention | 181 | 5.9K | 85 | 81 |
| 145 | environmental protection | 115 | 5.8K | 241 | 191 |
| 146 | Nanostructured Materials | 129 | 5.8K | 348 | 301 |
| 147 | Recombinant DNA | 71 | 5.8K | 89 | 22 |
| 148 | Population Genetics | 92 | 5.7K | 82 | 88 |
| 149 | Communication | 206 | 5.7K | 58 | 127 |
| 150 | Engineering | 274 | 5.7K | 135 | 172 |
| 151 | Pharmaceutical Chemistry | 106 | 5.7K | 464 | 316 |
| 152 | Roads | 269 | 5.6K | 18 | 18 |
| 153 | Planets | 120 | 5.6K | 190 | 185 |
| 154 | Meteorites | 74 | 5.6K | 149 | 128 |
| 155 | Molecular cloning | 69 | 5.5K | 80 | 20 |
| 156 | Genetic recombination | 66 | 5.5K | 84 | 20 |
| 157 | Optics | 311 | 5.5K | 295 | 356 |
| 158 | Aging | 177 | 5.5K | 176 | 203 |
| 159 | Plant Ecology | 74 | 5.4K | 199 | 134 |
| 160 | Electronics | 177 | 5.4K | 275 | 243 |
| 161 | Anatomy | 154 | 5.4K | 117 | 173 |
| 162 | Perception | 174 | 5.4K | 117 | 132 |
| 163 | Visual Perception | 167 | 5.2K | 88 | 91 |
| 164 | Agronomy | 144 | 5.2K | 31 | 35 |
| 165 | Colloids | 155 | 5.2K | 408 | 466 |
| 166 | Environmental Chemistry | 111 | 5.1K | 87 | 198 |
| 167 | Electrochemistry | 292 | 5.1K | 274 | 388 |
| 168 | Virulence | 44 | 5.1K | 182 | 110 |
| 169 | Biogeochemistry | 68 | 5.0K | 114 | 95 |
| 170 | Fisheries | 171 | 5.0K | 60 | 68 |
| 171 | preventive medicine | 80 | 5.0K | 98 | 78 |
| 172 | alcoholism | 213 | 4.9K | 53 | 95 |
| 173 | Clinical Chemistry | 102 | 4.9K | 307 | 239 |
| 174 | ecosystem | 91 | 4.7K | 53 | 78 |
| 175 | Surface Chemistry | 139 | 4.7K | 449 | 456 |
| 176 | Child Development | 99 | 4.7K | 209 | 200 |
| 177 | psychotherapy | 59 | 4.5K | 197 | 130 |
| 178 | Sports Medicine | 169 | 4.5K | 135 | 192 |
| 179 | Petroleum Engineering | 167 | 4.4K | 29 | 32 |
| 180 | Computational Biology | 63 | 4.4K | 341 | 253 |
| 181 | Social Psychology | 126 | 4.4K | 211 | 286 |
| 182 | Artificial Intelligence | 76 | 4.4K | 584 | 359 |
| 183 | Biodiversity | 84 | 4.4K | 190 | 190 |
| 184 | Genomics | 130 | 4.3K | 246 | 287 |
| 185 | Meteorology | 89 | 4.3K | 272 | 275 |
| 186 | Exercise | 114 | 4.3K | 36 | 32 |
| 187 | Technology | 128 | 4.3K | 361 | 314 |
| 188 | Hematology | 76 | 4.3K | 444 | 351 |
| 189 | Mental Disorders | 132 | 4.2K | 248 | 362 |
| 190 | Vocational guidance | 86 | 4.1K | 70 | 63 |
| 191 | Hydraulic Engineering | 106 | 4.1K | 60 | 42 |
| 192 | Speech Disorders | 179 | 4.1K | 43 | 65 |
| 193 | Neuropsychology | 151 | 4.1K | 172 | 231 |
| 194 | Psychopharmacology | 62 | 4.1K | 200 | 179 |
| 195 | Learning | 59 | 4.1K | 172 | 127 |
| 196 | recreation | 127 | 4.1K | 12 | 4 |
| 197 | Reproduction | 110 | 4.1K | 221 | 195 |
| 198 | Biogeography | 66 | 4.0K | 62 | 80 |
| 199 | Developmental Biology | 76 | 4.0K | 278 | 307 |
| 200 | Clinical Psychology | 112 | 4.0K | 89 | 150 |
| 200 | Environmental Policy | 78 | 4.0K | 384 | 385 |
| 202 | rehabilitation | 152 | 4.0K | 114 | 169 |
| 203 | Earthquake Engineering | 81 | 4.0K | 167 | 123 |
| 204 | Food | 80 | 3.9K | 356 | 281 |
| 205 | Nervous system | 94 | 3.9K | 286 | 315 |
| 206 | Soil Mechanics | 83 | 3.8K | 99 | 89 |
| 207 | Geriatrics | 157 | 3.8K | 233 | 280 |
| 208 | Microelectronics | 131 | 3.6K | 119 | 240 |
| 209 | cell physiology | 48 | 3.6K | 235 | 186 |
| 210 | Geomorphology | 97 | 3.6K | 65 | 114 |
| 211 | commerce | 18 | 3.6K | 449 | 126 |
| 212 | Cell metabolism | 10 | 3.6K | 255 | 115 |
| 213 | Homeostasis | 9 | 3.6K | 181 | 115 |
| 214 | Ecological Engineering | 85 | 3.6K | 4 | 9 |
| 215 | Medical Physics | 139 | 3.5K | 120 | 178 |
| 216 | Substance Abuse | 156 | 3.5K | 64 | 91 |
| 217 | Respiration | 90 | 3.5K | 129 | 142 |
| 218 | nucleic acids | 77 | 3.5K | 229 | 327 |
| 219 | Agriculture | 134 | 3.5K | 113 | 154 |
| 220 | Animal Behavior | 71 | 3.5K | 308 | 296 |
| 221 | Lipids | 35 | 3.5K | 211 | 100 |
| 222 | Wetland ecology | 127 | 3.5K | 2 | 3 |
| 223 | school psychologists | 41 | 3.5K | 21 | 7 |
| 224 | Fungi | 24 | 3.5K | 252 | 82 |
| 225 | Plastics | 53 | 3.4K | 192 | 60 |
| 226 | Telecommunication | 110 | 3.4K | 268 | 314 |
| 227 | Decision making | 67 | 3.4K | 103 | 93 |
| 228 | Intellectual disability | 114 | 3.4K | 32 | 41 |
| 229 | Agricultural Ecology | 81 | 3.3K | 51 | 91 |
| 230 | Information Science | 147 | 3.3K | 94 | 204 |
| 231 | Geotechnical Engineering | 78 | 3.3K | 36 | 39 |
| 232 | Environmental pollutants | 79 | 3.3K | 155 | 147 |
| 233 | Drug delivery systems | 9 | 3.3K | 861 | 126 |
| 234 | Immunotherapy | 24 | 3.3K | 480 | 232 |
| 234 | plasticity | 41 | 3.3K | 28 | 28 |
| 236 | Paleoclimatology | 76 | 3.3K | 90 | 90 |
| 237 | Econometrics | 66 | 3.2K | 155 | 135 |
| 237 | Thrombosis | 41 | 3.2K | 173 | 103 |
| 237 | vascular diseases | 36 | 3.2K | 116 | 74 |
| 240 | Sales management | 10 | 3.2K | 81 | 20 |
| 240 | selling | 10 | 3.2K | 81 | 20 |
| 242 | Environmental Toxicology | 90 | 3.2K | 147 | 218 |
| 243 | Liver diseases | 49 | 3.2K | 257 | 273 |
| 244 | Speech | 167 | 3.2K | 30 | 63 |
| 245 | Schizophrenia | 59 | 3.2K | 130 | 115 |
| 246 | Control Theory | 86 | 3.1K | 185 | 136 |
| 247 | Gerontology | 143 | 3.1K | 138 | 148 |
| 248 | Paleoecology | 68 | 3.1K | 87 | 69 |
| 249 | pollutants | 70 | 3.1K | 141 | 130 |
| 250 | Adolescent | 136 | 3.1K | 135 | 176 |
| 251 | Organic Chemistry | 92 | 3.1K | 481 | 429 |
| 252 | Audiology | 112 | 3.1K | 37 | 60 |
| 253 | Biomass Energy | 39 | 3.1K | 499 | 355 |
| 254 | actuators | 125 | 3.1K | 108 | 218 |
| 254 | transducers | 125 | 3.1K | 108 | 218 |
| 256 | Climatology | 74 | 3.0K | 223 | 239 |
| 257 | Aquaculture | 112 | 3.0K | 100 | 122 |
| 258 | Paleogeography | 64 | 3.0K | 68 | 61 |
| 259 | Plant diseases | 97 | 3.0K | 187 | 169 |
| 260 | infection | 19 | 3.0K | 517 | 142 |
| 261 | gene mapping | 66 | 3.0K | 214 | 247 |
| 262 | Analytical Biochemistry | 103 | 3.0K | 47 | 94 |
| 263 | Zoology | 143 | 3.0K | 174 | 222 |
| 263 | Physical Chemistry | 88 | 3.0K | 269 | 331 |
| 265 | Pathology | 73 | 3.0K | 333 | 340 |
| 266 | Plant cells | 32 | 3.0K | 307 | 322 |
| 267 | Parasitology | 110 | 3.0K | 152 | 160 |
| 268 | Industrial Engineering | 95 | 3.0K | 134 | 152 |
| 268 | arthritis | 38 | 3.0K | 236 | 187 |
| 270 | Information Theory | 85 | 2.9K | 117 | 123 |
| 271 | drug therapy | 90 | 2.9K | 265 | 250 |
| 272 | Signal Processing | 93 | 2.9K | 334 | 392 |
| 273 | California | 117 | 2.9K | 8 | 11 |
| 274 | Dermatology | 108 | 2.9K | 151 | 170 |
| 275 | Stem cells | 51 | 2.9K | 221 | 166 |
| 276 | Process Control | 50 | 2.9K | 50 | 71 |
| 277 | Molecular Microbiology | 36 | 2.9K | 172 | 160 |
| 278 | General Surgery | 155 | 2.9K | 24 | 23 |
| 279 | Host-parasite interactions | 38 | 2.9K | 215 | 232 |
| 280 | Marine Pollution | 68 | 2.9K | 59 | 71 |
| 281 | Molecules | 83 | 2.9K | 171 | 139 |
| 282 | Histology | 97 | 2.8K | 157 | 223 |
| 283 | Infections | 11 | 2.8K | 467 | 125 |
| 284 | miniaturization | 52 | 2.8K | 292 | 342 |
| 285 | nanoscience | 58 | 2.8K | 560 | 571 |
| 286 | Embryology | 65 | 2.8K | 229 | 273 |
| 287 | Fracture mechanics | 84 | 2.8K | 128 | 108 |
| 288 | Biodiversity conservation | 50 | 2.7K | 271 | 406 |
| 289 | Combustion | 73 | 2.7K | 140 | 134 |
| 290 | Oxidation-reduction | 23 | 2.7K | 163 | 94 |
| 291 | Critical Care | 48 | 2.7K | 260 | 304 |
| 292 | Critical Care Medicine | 47 | 2.7K | 269 | 306 |
| 293 | drug addiction | 114 | 2.7K | 76 | 131 |
| 294 | Wetland conservation | 92 | 2.7K | 3 | 3 |
| 294 | Wetlands | 92 | 2.7K | 3 | 3 |
| 296 | Agricultural Chemistry | 118 | 2.7K | 158 | 267 |
| 297 | soil microbiology | 47 | 2.6K | 234 | 263 |
| 298 | Teaching | 95 | 2.6K | 124 | 140 |
| 299 | Light | 32 | 2.6K | 172 | 205 |
| 300 | Quality Control | 66 | 2.6K | 88 | 73 |
| 301 | Production Management | 46 | 2.6K | 138 | 184 |
| 302 | Microorganisms | 29 | 2.6K | 157 | 148 |
| 303 | Oncogenes | 40 | 2.6K | 204 | 237 |
| 304 | Rock Mechanics | 67 | 2.5K | 101 | 103 |
| 305 | Immune system | 14 | 2.5K | 346 | 246 |
| 306 | Ethology | 39 | 2.5K | 364 | 298 |
| 306 | Neurons | 12 | 2.5K | 251 | 254 |
| 308 | Therapeutics | 66 | 2.5K | 208 | 215 |
| 309 | Mental illness | 87 | 2.5K | 195 | 347 |
| 310 | Smoking | 85 | 2.5K | 57 | 71 |
| 311 | plant communities | 46 | 2.5K | 162 | 175 |
| 312 | Psycholinguistics | 50 | 2.5K | 127 | 133 |
| 313 | Cognition | 85 | 2.5K | 237 | 295 |
| 314 | Health promotion | 67 | 2.5K | 121 | 123 |
| 315 | Entrepreneurship | 24 | 2.4K | 167 | 167 |
| 316 | Combinatorial analysis | 134 | 2.4K | 26 | 28 |
| 317 | Health | 128 | 2.4K | 131 | 224 |
| 318 | Dietetics | 78 | 2.4K | 40 | 31 |
| 319 | Muscles | 46 | 2.4K | 80 | 73 |
| 320 | Medical Laboratory Science | 64 | 2.4K | 242 | 309 |
| 321 | Energy Policy | 69 | 2.4K | 325 | 468 |
| 322 | Sleep | 37 | 2.4K | 329 | 178 |
| 323 | Sleep Disorders | 36 | 2.4K | 339 | 173 |
| 324 | Signal Transduction | 47 | 2.3K | 180 | 230 |
| 325 | Water quality management | 81 | 2.3K | 109 | 99 |
| 326 | Rheumatology | 37 | 2.3K | 194 | 178 |
| 327 | Language Disorders | 99 | 2.3K | 59 | 68 |
| 328 | System analysis | 106 | 2.3K | 149 | 230 |
| 329 | Forest Management | 80 | 2.3K | 83 | 110 |
| 329 | concrete | 16 | 2.3K | 329 | 165 |
| 331 | behavioral medicine | 61 | 2.3K | 138 | 207 |
| 332 | Hemodynamics | 33 | 2.3K | 112 | 107 |
| 333 | Plant physiology | 47 | 2.3K | 430 | 435 |
| 334 | organization | 18 | 2.3K | 250 | 176 |
| 335 | finance | 113 | 2.2K | 151 | 275 |
| 336 | genome | 33 | 2.2K | 297 | 324 |
| 337 | Medical Oncology | 55 | 2.2K | 267 | 271 |
| 338 | Wireless Communication Systems | 57 | 2.2K | 418 | 313 |
| 339 | Image Processing | 50 | 2.2K | 406 | 377 |
| 340 | Small Business | 18 | 2.2K | 178 | 145 |
| 341 | Sedimentology | 32 | 2.2K | 57 | 36 |
| 342 | Oncology | 57 | 2.1K | 308 | 657 |
| 343 | Information Technology | 57 | 2.1K | 230 | 284 |
| 343 | Special Education | 76 | 2.1K | 66 | 59 |
| 343 | Cosmochemistry | 47 | 2.1K | 74 | 76 |
| 346 | feeding behavior | 40 | 2.1K | 89 | 63 |
| 347 | fuel cells | 22 | 2.1K | 384 | 251 |
| 348 | heredity | 56 | 2.1K | 31 | 26 |
| 349 | Breeding | 61 | 2.1K | 126 | 124 |
| 350 | Chromosome mapping | 57 | 2.1K | 212 | 258 |
| 351 | Food Microbiology | 19 | 2.1K | 344 | 168 |
| 352 | plant molecular biology | 38 | 2.1K | 315 | 402 |
| 353 | Emergency Medicine | 87 | 2.1K | 114 | 101 |
| 354 | United Kingdom | 60 | 2.1K | 220 | 258 |
| 355 | Economic Development | 33 | 2.1K | 313 | 240 |
| 356 | Electrophoresis | 70 | 2.1K | 128 | 124 |
| 357 | Energy Conversion | 17 | 2.0K | 454 | 336 |
| 358 | elasticity | 9 | 2.0K | 102 | 9 |
| 359 | Economic History | 89 | 2.0K | 375 | 368 |
| 360 | Operations Research | 59 | 2.0K | 383 | 360 |
| 361 | Geographic information systems | 53 | 2.0K | 61 | 26 |
| 362 | Photonics | 24 | 2.0K | 661 | 414 |
| 363 | Metallurgy | 60 | 2.0K | 382 | 375 |
| 364 | water supply | 53 | 2.0K | 127 | 163 |
| 365 | Bioorganic chemistry | 57 | 2.0K | 510 | 509 |
| 366 | Hearing | 93 | 1.9K | 48 | 60 |
| 367 | Environmental Law | 15 | 1.9K | 355 | 205 |
| 368 | Continental shelf | 43 | 1.9K | 30 | 34 |
| 369 | Environmental Geology | 67 | 1.9K | 96 | 140 |
| 370 | Growth | 30 | 1.9K | 289 | 304 |
| 371 | enzymes | 48 | 1.9K | 185 | 164 |
| 372 | Forest Ecology | 47 | 1.9K | 142 | 142 |
| 373 | fertility | 35 | 1.9K | 200 | 190 |
| 374 | Plants | 43 | 1.8K | 392 | 468 |
| 375 | Parenteral nutrition | 35 | 1.8K | 163 | 163 |
| 376 | Sedimentary rocks | 22 | 1.8K | 101 | 30 |
| 377 | Eating Disorders | 49 | 1.8K | 103 | 99 |
| 378 | Civil Engineering | 111 | 1.8K | 74 | 72 |
| 379 | Experimental Design | 28 | 1.8K | 38 | 34 |
| 380 | Bioinformatics | 32 | 1.8K | 482 | 389 |
| 381 | Business Ethics | 14 | 1.8K | 360 | 192 |
| 382 | Feeding and Eating Disorders | 48 | 1.8K | 96 | 97 |
| 383 | Graph Theory | 96 | 1.8K | 19 | 24 |
| 384 | Fluid Mechanics | 58 | 1.7K | 211 | 204 |
| 385 | Environmental Management | 53 | 1.7K | 471 | 658 |
| 386 | Dentistry | 83 | 1.7K | 49 | 47 |
| 387 | Mass Spectrometry | 73 | 1.7K | 77 | 142 |
| 388 | Molecular structure | 28 | 1.7K | 667 | 370 |
| 389 | Infertility | 31 | 1.7K | 205 | 185 |
| 390 | Wildlife conservation | 31 | 1.7K | 231 | 216 |
| 391 | Parasitic Diseases | 50 | 1.7K | 244 | 255 |
| 392 | Structural design | 37 | 1.7K | 93 | 63 |
| 393 | Chemical Ecology | 27 | 1.7K | 81 | 47 |
| 394 | Green Chemistry | 25 | 1.7K | 542 | 420 |
| 395 | vibration | 41 | 1.7K | 160 | 143 |
| 396 | health services | 46 | 1.7K | 135 | 100 |
| 397 | Numerical Analysis | 67 | 1.7K | 296 | 244 |
| 398 | Pediatric Neurology | 17 | 1.7K | 323 | 283 |
| 399 | pheromones | 25 | 1.7K | 75 | 43 |
| 400 | Appetite | 26 | 1.7K | 109 | 68 |
| 401 | Metals | 57 | 1.6K | 343 | 409 |
| 402 | Nanoparticles | 21 | 1.6K | 605 | 298 |
| 403 | disabilities | 71 | 1.6K | 34 | 57 |
| 404 | personality | 68 | 1.6K | 208 | 392 |
| 405 | Cytogenetics | 22 | 1.6K | 374 | 333 |
| 406 | Mortgages | 46 | 1.6K | 6 | 6 |
| 407 | Physical Therapy | 42 | 1.6K | 203 | 203 |
| 407 | Manufacturing Processes | 49 | 1.6K | 433 | 389 |
| 409 | Transplantation | 20 | 1.6K | 318 | 229 |
| 410 | Information Systems | 79 | 1.6K | 44 | 114 |
| 411 | Sustainable Engineering | 26 | 1.6K | 403 | 295 |
| 411 | counseling | 83 | 1.6K | 144 | 194 |
| 411 | Invertebrates | 59 | 1.6K | 21 | 33 |
| 414 | Urban Economics | 38 | 1.6K | 29 | 48 |
| 414 | Music | 80 | 1.6K | 34 | 40 |
| 416 | Genetic epidemiology | 43 | 1.6K | 28 | 25 |
| 417 | Neuromuscular diseases | 34 | 1.6K | 95 | 71 |
| 418 | proteins | 63 | 1.6K | 262 | 354 |
| 419 | Antioxidants | 28 | 1.6K | 80 | 135 |
| 420 | Biogeochemical cycles | 12 | 1.5K | 162 | 115 |
| 421 | Structural dynamics | 35 | 1.5K | 184 | 206 |
| 422 | Travel | 53 | 1.5K | 55 | 60 |
| 422 | hazard mitigation | 45 | 1.5K | 35 | 56 |
| 424 | medical education | 71 | 1.5K | 220 | 242 |
| 425 | Oxidative stress | 8 | 1.5K | 423 | 129 |
| 426 | energy conservation | 34 | 1.5K | 423 | 510 |
| 427 | Hormones | 39 | 1.5K | 237 | 243 |
| 428 | Social work | 115 | 1.5K | 105 | 153 |
| 429 | Cement | 13 | 1.5K | 219 | 155 |
| 430 | families | 67 | 1.5K | 57 | 85 |
| 431 | International Finance | 42 | 1.5K | 270 | 225 |
| 432 | Bioinorganic chemistry | 41 | 1.5K | 273 | 196 |
| 433 | Coastal zone management | 44 | 1.5K | 29 | 31 |
| 433 | Personality Assessment | 46 | 1.5K | 43 | 99 |
| 433 | Cellulose | 17 | 1.5K | 125 | 65 |
| 436 | Public Administration | 67 | 1.5K | 148 | 184 |
| 436 | Organic Geochemistry | 27 | 1.5K | 56 | 63 |
| 438 | Marine Ecology | 66 | 1.4K | 31 | 43 |
| 438 | food technology | 64 | 1.4K | 360 | 518 |
| 440 | Conservation Biology | 34 | 1.4K | 175 | 214 |
| 441 | Vaccines | 47 | 1.4K | 268 | 274 |
| 442 | Drug design | 27 | 1.4K | 284 | 197 |
| 443 | innovation | 18 | 1.4K | 107 | 178 |
| 444 | natural disasters | 45 | 1.4K | 83 | 138 |
| 445 | Energy Storage | 17 | 1.4K | 418 | 219 |
| 446 | Morphology | 43 | 1.4K | 93 | 70 |
| 446 | Smart Materials | 26 | 1.4K | 164 | 107 |
| 448 | Computer Graphics | 46 | 1.4K | 296 | 283 |
| 449 | Criminal psychology | 46 | 1.4K | 105 | 107 |
| 450 | Cognitive Science | 39 | 1.4K | 258 | 317 |
| 451 | Biomechanics | 39 | 1.4K | 229 | 258 |
| 452 | ethanol | 67 | 1.4K | 11 | 34 |
| 453 | Child welfare | 70 | 1.4K | 85 | 120 |
| 454 | Parallel Processing | 38 | 1.3K | 49 | 81 |
| 454 | older people | 111 | 1.3K | 130 | 169 |
| 456 | Strategic planning | 6 | 1.3K | 476 | 85 |
| 457 | mammals | 64 | 1.3K | 63 | 94 |
| 458 | Orthopedics | 51 | 1.3K | 260 | 278 |
| 459 | Parasites | 39 | 1.3K | 235 | 206 |
| 460 | Environmental Microbiology | 26 | 1.3K | 308 | 352 |
| 460 | Tropical Medicine | 42 | 1.3K | 245 | 189 |
| 462 | Nuclear Chemistry | 44 | 1.3K | 137 | 61 |
| 463 | Matroids | 62 | 1.3K | 6 | 11 |
| 463 | environmental exposure | 44 | 1.3K | 232 | 292 |
| 465 | Spine | 23 | 1.3K | 162 | 131 |
| 466 | Cybernetics | 34 | 1.3K | 340 | 351 |
| 467 | Developing countries | 35 | 1.3K | 453 | 372 |
| 468 | Recycling | 18 | 1.3K | 119 | 126 |
| 469 | Regional Planning | 45 | 1.3K | 266 | 275 |
| 470 | Europe | 55 | 1.3K | 576 | 540 |
| 471 | Combinatorial chemistry | 28 | 1.3K | 123 | 154 |
| 472 | Mental Health | 48 | 1.3K | 236 | 214 |
| 473 | Building | 41 | 1.3K | 69 | 54 |
| 474 | Criminology | 49 | 1.3K | 147 | 150 |
| 475 | Sustainable Development | 22 | 1.3K | 486 | 390 |
| 475 | Marine Geology | 29 | 1.3K | 82 | 60 |
| 477 | Algae | 39 | 1.3K | 109 | 121 |
| 478 | Clinical Biochemistry | 23 | 1.3K | 283 | 176 |
| 479 | Soil biology | 19 | 1.3K | 296 | 280 |
| 480 | Asia | 35 | 1.3K | 522 | 246 |
| 481 | Political Psychology | 30 | 1.3K | 43 | 54 |
| 482 | Family | 67 | 1.3K | 90 | 160 |
| 483 | Natural resources | 37 | 1.3K | 85 | 131 |
| 484 | Engineering Geology | 57 | 1.3K | 177 | 283 |
| 485 | Petroleum Geology | 27 | 1.3K | 88 | 60 |
| 486 | Otolaryngology | 56 | 1.3K | 63 | 75 |
| 487 | Learning disabilities | 32 | 1.2K | 159 | 123 |
| 488 | Electrical Engineering | 168 | 1.2K | 236 | 457 |
| 488 | Photochemistry | 30 | 1.2K | 360 | 270 |
| 490 | Fish diseases | 33 | 1.2K | 8 | 7 |
| 491 | energy resources | 22 | 1.2K | 363 | 424 |
| 492 | Mental Health Services | 45 | 1.2K | 182 | 170 |
| 493 | eye | 4 | 1.2K | 149 | 84 |
| 493 | Hazardous waste | 54 | 1.2K | 27 | 170 |
| 495 | industrial waste | 75 | 1.2K | 9 | 159 |
| 496 | Mechanical Engineering | 90 | 1.2K | 254 | 335 |
| 497 | Functional Analysis | 79 | 1.2K | 86 | 149 |
| 498 | disease vectors | 29 | 1.2K | 158 | 107 |
| 499 | Climate change | 20 | 1.2K | 320 | 566 |
| 500 | Retina | 4 | 1.2K | 123 | 79 |
| 501 | Allergy | 25 | 1.2K | 303 | 402 |
| 502 | Leadership | 18 | 1.2K | 89 | 116 |
| 503 | Solid State Chemistry | 53 | 1.2K | 516 | 506 |
| 504 | mass transfer | 47 | 1.2K | 307 | 409 |
| 505 | Eutrophication | 18 | 1.2K | 341 | 571 |
| 506 | Membranes | 29 | 1.2K | 515 | 548 |
| 507 | Organizational Behavior | 22 | 1.2K | 125 | 161 |
| 508 | pain management | 24 | 1.2K | 108 | 56 |
| 509 | Women's health | 49 | 1.2K | 124 | 144 |
| 510 | Population | 27 | 1.2K | 145 | 128 |
| 511 | histological techniques | 43 | 1.2K | 46 | 134 |
| 511 | Genetic regulation | 24 | 1.2K | 263 | 294 |
| 513 | Animal ecology | 37 | 1.2K | 248 | 278 |
| 514 | Quantum theory | 45 | 1.2K | 135 | 135 |
| 515 | Chronic diseases | 23 | 1.1K | 164 | 200 |
| 516 | economic policy | 56 | 1.1K | 354 | 333 |
| 517 | Coral reef biology | 23 | 1.1K | 54 | 49 |
| 518 | Highway Engineering | 34 | 1.1K | 40 | 26 |
| 518 | Advertising | 24 | 1.1K | 30 | 40 |
| 520 | Optical materials | 24 | 1.1K | 938 | 847 |
| 521 | Veterinary Immunology | 53 | 1.1K | 25 | 43 |
| 521 | Seaweed | 34 | 1.1K | 73 | 97 |
| 523 | Adolescent Psychology | 30 | 1.1K | 162 | 177 |
| 524 | Anxiety | 19 | 1.1K | 136 | 160 |
| 525 | Food Security | 2 | 1.1K | 190 | 8 |
| 526 | organizational effectiveness | 33 | 1.1K | 15 | 27 |
| 527 | Transportation Engineering | 54 | 1.1K | 20 | 42 |
| 528 | Economic planning | 23 | 1.1K | 47 | 28 |
| 529 | micromechanics | 36 | 1.1K | 67 | 78 |
| 530 | Anxiety Disorders | 18 | 1.1K | 140 | 159 |
| 530 | Genetic therapy | 31 | 1.1K | 209 | 246 |
| 532 | Pharmacognosy | 23 | 1.1K | 542 | 461 |
| 532 | Labor Economics | 38 | 1.1K | 28 | 65 |
| 534 | chronic disease | 32 | 1.1K | 33 | 44 |
| 535 | Post-traumatic stress disorder | 26 | 1.1K | 163 | 169 |
| 536 | Oral communication | 77 | 1.1K | 3 | 27 |
| 536 | North America | 37 | 1.1K | 94 | 67 |
| 538 | Communication in medicine | 28 | 1.0K | 93 | 79 |
| 539 | mathematical analysis | 102 | 1.0K | 267 | 413 |
| 540 | Radio | 24 | 1.0K | 473 | 420 |
| 541 | Atmospheric Physics | 25 | 1.0K | 460 | 440 |
| 541 | Quality of life | 15 | 1.0K | 477 | 294 |
| 543 | cell interaction | 25 | 1.0K | 213 | 222 |
| 544 | adolescence | 41 | 1.0K | 147 | 228 |
| 545 | Pharmacogenetics | 24 | 1.0K | 192 | 190 |
| 546 | Ethnology | 37 | 1.0K | 235 | 138 |
| 547 | Mineralogy | 29 | 1.0K | 405 | 388 |
| 548 | city planning | 46 | 1.0K | 241 | 307 |
| 549 | Semiconductors | 48 | 1.0K | 363 | 298 |
| 549 | Enteral nutrition | 15 | 1.0K | 263 | 210 |
| 551 | Human Capital | 33 | 1.0K | 7 | 10 |
| 552 | Experimental Psychology | 25 | 1.0K | 146 | 151 |
| 552 | health behavior | 39 | 1.0K | 156 | 179 |
| 552 | Documentation | 50 | 1.0K | 14 | 33 |
| 555 | cloning | 17 | 998 | 146 | 197 |
| 556 | Nanoelectronics | 26 | 995 | 151 | 54 |
| 557 | Petrology | 16 | 994 | 437 | 349 |
| 558 | Demography | 23 | 986 | 123 | 117 |
| 559 | Tourism | 15 | 983 | 630 | 492 |
| 559 | Auditing | 27 | 983 | 25 | 38 |
| 561 | Aquatic animals | 33 | 981 | 8 | 6 |
| 562 | Marine resources | 34 | 979 | 61 | 68 |
| 563 | Histochemistry | 53 | 973 | 76 | 167 |
| 564 | Renewable Energy Sources | 22 | 967 | 904 | 1185 |
| 564 | Hydrodynamics | 25 | 967 | 113 | 119 |
| 566 | International Relations | 31 | 964 | 233 | 169 |
| 566 | Public Policy | 60 | 964 | 212 | 386 |
| 566 | Medical Anthropology | 22 | 964 | 335 | 364 |
| 569 | Insects | 43 | 961 | 193 | 260 |
| 570 | Nutrition physiology | 18 | 959 | 167 | 138 |
| 571 | Fishery management | 47 | 958 | 83 | 109 |
| 572 | radioactive waste | 40 | 957 | 37 | 210 |
| 573 | urban population | 21 | 956 | 30 | 58 |
| 574 | protein | 40 | 951 | 186 | 276 |
| 575 | Regional Development | 15 | 949 | 46 | 12 |
| 575 | Development planning | 15 | 949 | 28 | 9 |
| 577 | Semiconductor industry | 18 | 948 | 155 | 44 |
| 578 | Australia | 25 | 946 | 401 | 240 |
| 579 | Human Geography | 50 | 945 | 159 | 225 |
| 580 | crime | 39 | 941 | 93 | 117 |
| 581 | Health Policy | 51 | 940 | 373 | 485 |
| 582 | Computer Vision | 16 | 936 | 404 | 337 |
| 583 | visualization | 81 | 935 | 135 | 172 |
| 584 | Functional Genomics | 19 | 934 | 41 | 46 |
| 585 | DNA polymerases | 9 | 932 | 172 | 192 |
| 586 | mycoses | 20 | 931 | 169 | 268 |
| 586 | China | 46 | 931 | 523 | 551 |
| 588 | gene therapy | 24 | 930 | 238 | 284 |
| 589 | language | 41 | 927 | 99 | 182 |
| 590 | Quantitative Research | 31 | 925 | 19 | 47 |
| 591 | movement | 13 | 924 | 71 | 34 |
| 592 | natural gas | 51 | 923 | 25 | 58 |
| 593 | Bioenergetics | 22 | 920 | 206 | 216 |
| 594 | Pesticides | 32 | 919 | 69 | 55 |
| 595 | Ergonomics | 69 | 911 | 93 | 165 |
| 596 | Family Therapy | 43 | 902 | 103 | 111 |
| 597 | Inflammation | 22 | 884 | 249 | 300 |
| 598 | Carbon | 10 | 883 | 663 | 506 |
| 599 | natural products | 22 | 879 | 531 | 337 |
| 600 | Engineering Mathematics | 56 | 878 | 221 | 316 |
| 600 | Cosmology | 14 | 878 | 232 | 132 |
| 602 | Immunopathology | 36 | 874 | 264 | 343 |
| 603 | foreign exchange | 9 | 870 | 125 | 44 |
| 604 | sustainability | 11 | 858 | 321 | 241 |
| 605 | Microcirculation | 35 | 854 | 25 | 62 |
| 606 | internet | 35 | 848 | 261 | 402 |
| 607 | biological factors | 18 | 847 | 664 | 463 |
| 608 | Sarcopenia | 12 | 843 | 88 | 84 |
| 608 | Chromosomes | 37 | 843 | 123 | 223 |
| 610 | Geriatric Psychiatry | 24 | 840 | 199 | 182 |
| 611 | consumer behavior | 16 | 838 | 116 | 139 |
| 612 | baking | 10 | 837 | 65 | 28 |
| 613 | industrial relations | 42 | 834 | 117 | 129 |
| 614 | Youth | 30 | 833 | 109 | 186 |
| 615 | Biosensors | 13 | 830 | 550 | 505 |
| 616 | Risk Management | 20 | 826 | 122 | 101 |
| 617 | Educational Technology | 29 | 824 | 305 | 322 |
| 618 | Consumer education | 11 | 819 | 74 | 48 |
| 619 | Anthropology | 102 | 809 | 147 | 302 |
| 620 | Lightweight concrete | 3 | 808 | 414 | 165 |
| 620 | government | 38 | 808 | 84 | 117 |
| 622 | global environmental change | 11 | 806 | 313 | 258 |
| 622 | psychopathology | 11 | 806 | 131 | 101 |
| 624 | Carcinogenesis | 20 | 804 | 235 | 252 |
| 624 | prostaglandins | 23 | 804 | 80 | 65 |
| 626 | peace | 23 | 803 | 101 | 120 |
| 627 | Nonlinear Dynamics | 41 | 801 | 545 | 645 |
| 628 | cell membrane | 19 | 799 | 181 | 199 |
| 629 | Physical Geography | 35 | 797 | 30 | 62 |
| 629 | Chemotherapy | 23 | 797 | 360 | 324 |
| 629 | mutagens | 21 | 797 | 189 | 239 |
| 632 | Agricultural Science | 11 | 793 | 72 | 76 |
| 632 | Energy metabolism | 19 | 793 | 196 | 221 |
| 634 | Groundwater | 34 | 792 | 68 | 96 |
| 634 | forest policy | 34 | 792 | 44 | 48 |
| 634 | wetland management | 35 | 792 | 1 | 4 |
| 637 | Computer-Aided Design | 34 | 791 | 205 | 238 |
| 638 | Systems Analysis | 25 | 789 | 214 | 140 |
| 639 | Organizational learning | 18 | 783 | 26 | 21 |
| 640 | Plant breeding | 30 | 781 | 106 | 123 |
| 641 | Chemical analysis | 29 | 779 | 179 | 226 |
| 642 | Neuroimmunology | 21 | 778 | 155 | 225 |
| 643 | Public Relations | 21 | 777 | 65 | 61 |
| 644 | Structuralism | 9 | 776 | 56 | 51 |
| 644 | Social Networks | 10 | 776 | 80 | 55 |
| 646 | Architecture | 8 | 775 | 261 | 41 |
| 647 | Restoration Ecology | 22 | 773 | 56 | 75 |
| 647 | Emotions | 18 | 773 | 182 | 210 |
| 649 | Hematopoietic stem cell transplantation | 19 | 771 | 51 | 76 |
| 649 | Elderly | 88 | 771 | 125 | 136 |
| 651 | Marine Meteorology | 17 | 769 | 118 | 118 |
| 652 | computer networks | 44 | 767 | 491 | 735 |
| 653 | construction | 6 | 765 | 102 | 25 |
| 654 | Crisis management | 13 | 760 | 7 | 6 |
| 655 | Heart Failure | 7 | 758 | 203 | 129 |
| 656 | Physical fitness | 19 | 755 | 292 | 268 |
| 657 | Metastasis | 5 | 752 | 78 | 59 |
| 657 | Primary health care | 34 | 752 | 345 | 365 |
| 659 | Politics | 37 | 751 | 62 | 96 |
| 659 | Venture Capital | 7 | 751 | 134 | 188 |
| 659 | drugs | 30 | 751 | 478 | 545 |
| 662 | Fluid Dynamics | 30 | 750 | 259 | 276 |
| 663 | Developmental Genetics | 9 | 746 | 234 | 240 |
| 664 | Freeze-Drying | 24 | 745 | 27 | 31 |
| 664 | Hypothermia | 24 | 745 | 27 | 31 |
| 664 | Freeze Drying | 24 | 745 | 27 | 31 |
| 664 | health planning | 25 | 745 | 607 | 447 |
| 668 | Robotics | 18 | 744 | 652 | 469 |
| 669 | Linguistics | 37 | 743 | 294 | 300 |
| 670 | environmental indicators | 18 | 739 | 301 | 312 |
| 671 | Bioelectronics | 9 | 731 | 584 | 490 |
| 672 | Digestive system diseases | 27 | 729 | 224 | 220 |
| 673 | Microscopy | 28 | 722 | 267 | 263 |
| 674 | Cognitive Therapy | 26 | 720 | 113 | 133 |
| 675 | Nursing | 51 | 715 | 260 | 344 |
| 676 | Gene expression regulation | 23 | 713 | 194 | 285 |
| 677 | Biometrics | 45 | 705 | 181 | 270 |
| 678 | Disease | 8 | 702 | 118 | 350 |
| 679 | Atmospheric Chemistry | 11 | 695 | 435 | 412 |
| 680 | sedimentary basins | 17 | 693 | 26 | 37 |
| 681 | Patient education | 10 | 687 | 250 | 180 |
| 682 | Neurolinguistics | 24 | 685 | 67 | 132 |
| 683 | food contamination | 22 | 684 | 155 | 113 |
| 684 | Thorax | 26 | 679 | 94 | 126 |
| 685 | Nondestructive testing | 8 | 678 | 352 | 113 |
| 686 | clay | 25 | 677 | 125 | 207 |
| 687 | Educational evaluation | 12 | 675 | 43 | 17 |
| 688 | mutation | 31 | 674 | 67 | 161 |
| 689 | Molecular Spectroscopy | 23 | 673 | 548 | 441 |
| 690 | Humanities | 21 | 671 | 412 | 159 |
| 690 | child abuse | 17 | 671 | 257 | 265 |
| 692 | Socialization | 23 | 661 | 102 | 181 |
| 693 | carcinogens | 18 | 657 | 246 | 296 |
| 693 | Soil ecology | 11 | 657 | 327 | 242 |
| 695 | Probability | 15 | 654 | 178 | 121 |
| 696 | Comparative Physiology | 29 | 652 | 151 | 234 |
| 697 | Plant Genetics | 12 | 648 | 264 | 298 |
| 698 | Medical Technology | 25 | 645 | 345 | 396 |
| 699 | Diagnostic Imaging | 24 | 643 | 527 | 554 |
| 700 | Chromatographic analysis | 29 | 641 | 443 | 429 |
| 701 | economic conditions | 7 | 638 | 290 | 139 |
| 702 | Economic Thought | 6 | 635 | 182 | 125 |
| 703 | world | 18 | 634 | 188 | 283 |
| 704 | Emerging infectious diseases | 10 | 630 | 82 | 48 |
| 705 | Risk | 11 | 627 | 208 | 147 |
| 706 | nuclear astrophysics | 13 | 626 | 183 | 147 |
| 707 | Ecosystem management | 17 | 625 | 177 | 190 |
| 707 | embryonic development | 19 | 625 | 67 | 75 |
| 709 | Immunopharmacology | 23 | 623 | 219 | 246 |
| 709 | Radiation effects | 18 | 623 | 100 | 148 |
| 711 | biological invasions | 21 | 621 | 92 | 138 |
| 711 | eugenics | 27 | 621 | 64 | 87 |
| 713 | Magnetic Materials | 13 | 620 | 737 | 479 |
| 714 | Financial management | 12 | 619 | 139 | 138 |
| 714 | DNA repair | 16 | 619 | 62 | 65 |
| 716 | glycoproteins | 11 | 618 | 156 | 129 |
| 716 | Glycoconjugates | 11 | 618 | 156 | 129 |
| 716 | glycolipids | 11 | 618 | 156 | 129 |
| 719 | Industrial Microbiology | 16 | 617 | 710 | 765 |
| 720 | violence | 27 | 612 | 235 | 323 |
| 721 | diseases | 4 | 611 | 232 | 368 |
| 722 | probabilities | 33 | 609 | 368 | 279 |
| 722 | freshwater biology | 14 | 609 | 298 | 233 |
| 724 | Phonetics | 43 | 608 | 19 | 79 |
| 725 | Consciousness | 36 | 607 | 25 | 99 |
| 726 | Health insurance | 10 | 601 | 158 | 131 |
| 727 | Molecular Pharmacology | 12 | 595 | 303 | 297 |
| 728 | Chromatography | 23 | 594 | 434 | 403 |
| 728 | Cerebral cortex | 13 | 594 | 395 | 390 |
| 730 | motor skills | 20 | 593 | 25 | 41 |
| 731 | Research Design | 35 | 592 | 200 | 384 |
| 731 | coal | 27 | 592 | 412 | 696 |
| 733 | Textile industry | 32 | 590 | 75 | 64 |
| 734 | Carbohydrates | 11 | 588 | 146 | 118 |
| 735 | Depression | 8 | 587 | 143 | 156 |
| 735 | Food additives | 19 | 587 | 293 | 395 |
| 737 | Hydrogeology | 18 | 583 | 133 | 131 |
| 738 | Oligosaccharide | 9 | 581 | 110 | 92 |
| 739 | Development Economics | 15 | 576 | 68 | 78 |
| 740 | Calculus of Variations | 20 | 575 | 134 | 73 |
| 741 | Social Change | 9 | 574 | 500 | 458 |
| 742 | Labor Unions | 33 | 568 | 12 | 3 |
| 743 | Power Electronics | 15 | 567 | 460 | 483 |
| 743 | Dynamics | 32 | 567 | 320 | 322 |
| 745 | Traffic Engineering | 17 | 566 | 81 | 121 |
| 746 | Veterinary Epidemiology | 8 | 564 | 6 | 5 |
| 747 | speech therapy | 36 | 563 | 51 | 88 |
| 748 | Photography | 143 | 560 | 148 | 133 |
| 749 | Radiation Oncology | 6 | 558 | 199 | 63 |
| 750 | Intelligent Transportation Systems | 13 | 557 | 440 | 442 |
| 751 | drug development | 16 | 555 | 260 | 449 |
| 752 | Climate | 13 | 546 | 161 | 150 |
| 753 | Geomagnetism | 15 | 542 | 250 | 205 |
| 754 | language therapy | 31 | 541 | 8 | 25 |
| 755 | Crystallography | 108 | 539 | 90 | 320 |
| 756 | Primates | 19 | 537 | 194 | 191 |
| 757 | biopolymers | 19 | 534 | 396 | 433 |
| 758 | Personality Disorders | 9 | 532 | 104 | 79 |
| 758 | drug evaluation | 13 | 532 | 490 | 364 |
| 760 | occupational diseases | 6 | 530 | 455 | 245 |
| 761 | Occupational Health | 19 | 529 | 256 | 245 |
| 761 | Library Science | 47 | 529 | 73 | 78 |
| 763 | Medical innovations | 8 | 528 | 450 | 534 |
| 764 | population policy | 15 | 527 | 27 | 17 |
| 765 | DNA | 22 | 526 | 68 | 85 |
| 766 | atmosphere | 10 | 525 | 320 | 207 |
| 767 | consumers | 22 | 524 | 26 | 90 |
| 768 | Bacterial infections | 10 | 523 | 327 | 388 |
| 769 | Stochastic Processes | 24 | 521 | 164 | 140 |
| 770 | Wildlife management | 41 | 519 | 70 | 124 |
| 770 | irrigation | 32 | 519 | 27 | 47 |
| 772 | Systems Biology | 23 | 518 | 414 | 505 |
| 773 | Journalism | 39 | 517 | 45 | 77 |
| 773 | Mechanics | 30 | 517 | 276 | 324 |
| 775 | ethnic groups | 11 | 515 | 115 | 57 |
| 776 | Cartography | 18 | 514 | 70 | 35 |
| 777 | Internet of Things | 17 | 510 | 384 | 446 |
| 778 | Nanochemistry | 12 | 509 | 452 | 245 |
| 778 | Nuclear Medicine | 11 | 509 | 405 | 300 |
| 780 | Birth control | 8 | 505 | 199 | 119 |
| 781 | voice | 23 | 497 | 83 | 88 |
| 781 | race relations | 14 | 497 | 211 | 147 |
| 783 | Genes | 23 | 493 | 251 | 313 |
| 784 | Ecological Genetics | 21 | 491 | 90 | 88 |
| 784 | Human biology | 31 | 491 | 80 | 122 |
| 786 | role | 21 | 488 | 73 | 172 |
| 787 | Remote Sensing | 28 | 487 | 304 | 327 |
| 788 | Chemical Oceanography | 13 | 485 | 100 | 132 |
| 788 | Atomic spectroscopy | 18 | 485 | 396 | 345 |
| 790 | Scandinavia | 20 | 481 | 124 | 136 |
| 791 | Gender Studies | 15 | 479 | 110 | 101 |
| 791 | Suicide | 33 | 479 | 50 | 153 |
| 793 | Computer Science | 27 | 477 | 459 | 468 |
| 793 | Fuzzy systems | 5 | 477 | 1352 | 319 |
| 795 | drainage | 30 | 471 | 22 | 26 |
| 796 | Immunochemistry | 8 | 470 | 507 | 278 |
| 797 | International security | 14 | 469 | 54 | 95 |
| 798 | Plant genetic engineering | 13 | 468 | 341 | 383 |
| 798 | migration policy | 5 | 468 | 126 | 58 |
| 800 | Database Management | 22 | 463 | 212 | 293 |
| 800 | motivation | 12 | 463 | 113 | 134 |
| 800 | Reading | 32 | 463 | 90 | 192 |
| 803 | Lung Transplantation | 8 | 459 | 196 | 157 |
| 803 | Heart transplantation | 8 | 459 | 196 | 157 |
| 805 | human development | 27 | 458 | 167 | 338 |
| 806 | Vocational Education | 28 | 457 | 83 | 130 |
| 806 | Communication in marketing | 14 | 457 | 12 | 19 |
| 808 | Clinical Immunology | 19 | 456 | 342 | 435 |
| 808 | health services accessibility | 15 | 456 | 293 | 288 |
| 808 | sex crimes | 18 | 456 | 166 | 180 |
| 811 | structural stability | 6 | 455 | 201 | 128 |
| 812 | Political Sociology | 17 | 454 | 127 | 149 |
| 813 | Nanostructures | 10 | 453 | 1060 | 887 |
| 813 | immigration | 4 | 453 | 146 | 59 |
| 813 | Asylum seeker | 4 | 453 | 121 | 58 |
| 816 | Soil fertility | 7 | 452 | 157 | 131 |
| 816 | Imagination | 27 | 452 | 5 | 3 |
| 818 | Algebra | 45 | 450 | 296 | 287 |
| 818 | Proteome | 15 | 450 | 410 | 513 |
| 820 | Quantum Communication | 7 | 447 | 87 | 68 |
| 821 | biological monitoring | 14 | 446 | 90 | 116 |
| 822 | Artificial Organs | 12 | 445 | 245 | 140 |
| 822 | air | 7 | 445 | 73 | 74 |
| 824 | Occupational Therapy | 44 | 444 | 132 | 163 |
| 825 | Law | 20 | 443 | 397 | 207 |
| 825 | Psychoneuroimmunology | 10 | 443 | 265 | 318 |
| 827 | Bones | 9 | 441 | 357 | 365 |
| 827 | Aquatic ecology | 21 | 441 | 201 | 276 |
| 829 | Radiobiology | 30 | 439 | 309 | 495 |
| 829 | listening | 14 | 439 | 2 | 2 |
| 831 | international trade | 9 | 436 | 306 | 198 |
| 832 | Nuclear Energy | 26 | 433 | 231 | 262 |
| 833 | reasoning | 3 | 432 | 426 | 70 |
| 834 | Energy Harvesting | 3 | 431 | 431 | 317 |
| 835 | Radiation | 31 | 429 | 519 | 678 |
| 836 | Zoonoses | 12 | 428 | 58 | 56 |
| 837 | Adult Education | 27 | 426 | 86 | 82 |
| 837 | Psychosomatic Medicine | 18 | 426 | 225 | 321 |
| 837 | peptides | 11 | 426 | 275 | 131 |
| 840 | Human evolution | 8 | 425 | 218 | 213 |
| 841 | Palynology | 36 | 424 | 4 | 12 |
| 841 | Analytical Toxicology | 16 | 424 | 30 | 32 |
| 841 | data collection | 12 | 424 | 387 | 428 |
| 844 | Consumer Protection | 8 | 423 | 63 | 47 |
| 845 | Entropy | 10 | 422 | 498 | 186 |
| 846 | Quantum Optics | 15 | 421 | 327 | 259 |
| 847 | international cooperation | 13 | 420 | 195 | 201 |
| 848 | Neuropharmacology | 13 | 419 | 200 | 198 |
| 849 | Human Resources | 21 | 418 | 64 | 200 |
| 850 | Archaeology | 32 | 417 | 346 | 441 |
| 851 | Systems Engineering | 20 | 413 | 738 | 857 |
| 851 | Data Mining | 13 | 413 | 622 | 648 |
| 853 | Mixed methods research | 4 | 412 | 32 | 24 |
| 853 | DNS | 14 | 412 | 110 | 111 |
| 855 | exobiology | 8 | 411 | 124 | 143 |
| 856 | conflict management | 14 | 410 | 57 | 86 |
| 857 | Production Engineering | 21 | 409 | 647 | 658 |
| 858 | school sports | 6 | 406 | 73 | 30 |
| 859 | Animal breeding | 21 | 405 | 245 | 274 |
| 859 | War and Society | 10 | 405 | 90 | 113 |
| 859 | warfare | 10 | 405 | 109 | 127 |
| 862 | Autoimmunity | 7 | 403 | 416 | 367 |
| 863 | Nutritional support | 4 | 402 | 124 | 65 |
| 863 | Soft Condensed Matter | 16 | 402 | 421 | 468 |
| 863 | Marriage | 29 | 402 | 71 | 152 |
| 866 | Laser Spectroscopy | 13 | 401 | 317 | 236 |
| 867 | Exercise therapy | 5 | 397 | 280 | 45 |
| 868 | Adolescent Medicine | 13 | 394 | 185 | 383 |
| 869 | Geodynamics | 17 | 393 | 348 | 461 |
| 870 | Student Health Services | 19 | 392 | 57 | 75 |
| 871 | sports administration | 18 | 389 | 43 | 68 |
| 872 | Real Estate Investment | 14 | 388 | 37 | 27 |
| 873 | Chronobiology | 10 | 387 | 147 | 120 |
| 873 | biological clocks | 10 | 387 | 147 | 120 |
| 873 | circadian rhythm | 10 | 387 | 147 | 120 |
| 876 | income distribution | 3 | 386 | 146 | 62 |
| 877 | emergency management | 17 | 385 | 135 | 221 |
| 877 | educational planning | 5 | 385 | 273 | 142 |
| 879 | Statistical Mechanics | 21 | 383 | 176 | 198 |
| 880 | Nuclear Engineering | 33 | 382 | 355 | 415 |
| 880 | Developmental Psychology | 18 | 382 | 351 | 501 |
| 882 | Nanomedicine | 3 | 381 | 209 | 41 |
| 882 | Political Participation | 13 | 381 | 111 | 111 |
| 882 | election law | 14 | 381 | 69 | 81 |
| 882 | Elections | 13 | 381 | 132 | 106 |
| 882 | civil service | 6 | 381 | 235 | 136 |
| 882 | Voting | 13 | 381 | 68 | 79 |
| 888 | Semigroups | 62 | 380 | 1 | 4 |
| 889 | healthcare disparities | 19 | 378 | 105 | 127 |
| 890 | Happiness | 6 | 376 | 227 | 141 |
| 890 | Antigens | 19 | 376 | 226 | 301 |
| 892 | Pharmacokinetics | 21 | 375 | 158 | 353 |
| 893 | Extreme environments | 4 | 373 | 172 | 63 |
| 894 | Macroeconomics | 23 | 369 | 19 | 78 |
| 894 | Ceramic materials | 8 | 369 | 801 | 512 |
| 896 | Detectors | 23 | 368 | 404 | 565 |
| 897 | clay minerals | 17 | 364 | 53 | 104 |
| 897 | Development | 8 | 364 | 401 | 391 |
| 899 | Clinical Pharmacology | 17 | 363 | 451 | 519 |
| 899 | Plant tissue culture | 12 | 363 | 242 | 255 |
| 899 | Organ transplantation | 13 | 363 | 115 | 75 |
| 902 | Software Engineering | 23 | 362 | 271 | 427 |
| 903 | Cognitive neuroscience | 16 | 361 | 380 | 566 |
| 904 | Crystal growth | 14 | 360 | 383 | 402 |
| 905 | Forensic Psychology | 17 | 359 | 82 | 92 |
| 905 | Geobiology | 17 | 359 | 103 | 150 |
| 907 | Forensic Psychiatry | 16 | 358 | 168 | 160 |
| 908 | Functional foods | 12 | 356 | 80 | 96 |
| 908 | Phytotherapy | 12 | 356 | 138 | 198 |
| 910 | technical education | 11 | 355 | 257 | 157 |
| 910 | Minerals | 12 | 355 | 232 | 218 |
| 912 | Nitric oxide | 14 | 354 | 22 | 68 |
| 913 | Physical organic chemistry | 15 | 353 | 609 | 608 |
| 914 | Reproductive toxicology | 10 | 352 | 129 | 148 |
| 915 | Religion | 29 | 350 | 172 | 103 |
| 916 | Project Management | 4 | 349 | 210 | 210 |
| 917 | Neurovirology | 17 | 348 | 53 | 74 |
| 917 | Land use | 16 | 348 | 345 | 519 |
| 917 | Plant cell culture | 8 | 348 | 307 | 264 |
| 920 | Agricultural Engineering | 6 | 347 | 256 | 148 |
| 920 | Economic Assistance | 7 | 347 | 378 | 379 |
| 922 | Memory disorders | 14 | 344 | 53 | 94 |
| 923 | Magnetohydrodynamics | 16 | 339 | 95 | 101 |
| 924 | Proteomics | 10 | 338 | 495 | 539 |
| 924 | Transport | 21 | 338 | 118 | 274 |
| 924 | Sea | 21 | 338 | 98 | 212 |
| 924 | Fishery resources | 21 | 338 | 113 | 235 |
| 928 | Industrial Safety | 28 | 337 | 190 | 455 |
| 929 | Bacteria | 10 | 336 | 110 | 216 |
| 930 | Yeast | 12 | 335 | 128 | 202 |
| 930 | African Americans | 20 | 335 | 19 | 22 |
| 932 | Computational Fluid Dynamics | 13 | 334 | 232 | 230 |
| 933 | Teratology | 9 | 333 | 116 | 116 |
| 934 | Distance Education | 9 | 332 | 118 | 121 |
| 934 | correctional psychology | 8 | 332 | 111 | 100 |
| 936 | Production Planning | 10 | 329 | 79 | 116 |
| 936 | Production Control | 10 | 329 | 79 | 116 |
| 938 | Animal welfare | 6 | 328 | 127 | 76 |
| 939 | Social problems | 29 | 327 | 94 | 308 |
| 940 | Respiratory system | 10 | 325 | 232 | 264 |
| 941 | Ceramics | 18 | 320 | 489 | 569 |
| 941 | Steroids | 18 | 320 | 292 | 418 |
| 941 | bees | 16 | 320 | 96 | 148 |
| 944 | Circadian rhythms | 5 | 318 | 201 | 129 |
| 944 | biological rhythms | 5 | 318 | 287 | 142 |
| 946 | Southern states | 49 | 316 | 15 | 30 |
| 946 | Kidney diseases | 11 | 316 | 372 | 407 |
| 948 | complementary therapies | 10 | 315 | 741 | 664 |
| 948 | Magnetic Resonance Spectroscopy | 18 | 315 | 440 | 446 |
| 950 | Performance | 14 | 313 | 73 | 140 |
| 951 | DNA methylation | 8 | 312 | 103 | 132 |
| 952 | ethnicity | 22 | 311 | 137 | 155 |
| 952 | Organometallic chemistry | 13 | 311 | 1044 | 857 |
| 952 | child mental health | 16 | 311 | 125 | 171 |
| 955 | Computer Literacy | 12 | 310 | 37 | 70 |
| 956 | Organometallic compounds | 8 | 309 | 819 | 619 |
| 957 | Social interaction | 15 | 308 | 81 | 158 |
| 958 | Geometry | 42 | 307 | 191 | 290 |
| 959 | Waste management | 22 | 306 | 342 | 524 |
| 959 | Glass | 10 | 306 | 521 | 497 |
| 959 | pottery | 10 | 306 | 483 | 494 |
| 962 | Juvenile delinquency | 17 | 305 | 80 | 108 |
| 963 | homosexuality | 15 | 303 | 81 | 147 |
| 964 | Adaptive control systems | 3 | 302 | 624 | 146 |
| 965 | vitamin C | 8 | 301 | 154 | 199 |
| 965 | vitamin E | 8 | 301 | 154 | 199 |
| 967 | Nephrology | 10 | 299 | 204 | 314 |
| 968 | Pesticide residues | 7 | 296 | 12 | 25 |
| 968 | Microfabrication | 14 | 296 | 79 | 110 |
| 970 | water resources | 11 | 294 | 88 | 72 |
| 970 | Algal blooms | 7 | 294 | 136 | 149 |
| 970 | Cyanobacteria | 7 | 294 | 136 | 149 |
| 970 | microalgae | 7 | 294 | 136 | 149 |
| 974 | Number Theory | 36 | 293 | 101 | 109 |
| 975 | Environmental Science | 3 | 292 | 9 | 1 |
| 975 | Food Policy | 12 | 292 | 91 | 171 |
| 977 | Behavioral research | 3 | 291 | 605 | 95 |
| 977 | Socioeconomic Factors | 16 | 291 | 206 | 323 |
| 979 | epilepsy | 6 | 289 | 571 | 386 |
| 979 | community development | 17 | 289 | 128 | 204 |
| 981 | Cheminformatics | 3 | 288 | 306 | 208 |
| 981 | wood | 12 | 288 | 179 | 153 |
| 983 | Porous materials | 14 | 287 | 188 | 194 |
| 983 | Antibodies | 13 | 287 | 211 | 264 |
| 983 | toxicity testing | 7 | 287 | 275 | 215 |
| 986 | Informatics | 6 | 286 | 562 | 405 |
| 987 | Criminal Law | 4 | 285 | 238 | 95 |
| 988 | Total Quality Management | 8 | 284 | 188 | 149 |
| 989 | Nonlinear systems | 15 | 283 | 179 | 230 |
| 990 | Paleontology | 20 | 282 | 453 | 566 |
| 990 | Herbal medicine | 6 | 282 | 435 | 389 |
| 990 | nuclear magnetic resonance | 18 | 282 | 387 | 441 |
| 993 | Health Services Research | 13 | 279 | 627 | 675 |
| 993 | sexual behavior | 17 | 279 | 189 | 336 |
| 995 | analysis | 11 | 276 | 161 | 221 |
| 996 | Simulation Methods | 24 | 275 | 130 | 334 |
| 997 | Neural circuitry | 7 | 274 | 1364 | 1211 |
| 997 | Autoimmune diseases | 5 | 274 | 409 | 356 |
| 999 | Aerospace Engineering | 19 | 273 | 56 | 49 |
| 999 | Fisheries Law | 6 | 273 | 69 | 88 |