| 1 | Physics | 1,689 | 111.9K | 256 | 262 |
| 2 | Science | 1,330 | 106.1K | 223 | 235 |
| 3 | Biology | 928 | 97.5K | 312 | 245 |
| 4 | Chemistry | 3,474 | 82.7K | 66 | 267 |
| 5 | Medicine | 1,299 | 76.9K | 225 | 187 |
| 6 | Neurology | 981 | 61.2K | 154 | 154 |
| 7 | Natural history | 105 | 50.1K | 400 | 230 |
| 8 | Biochemistry | 1,320 | 48.8K | 293 | 315 |
| 9 | Human genetics | 184 | 46.8K | 143 | 112 |
| 10 | Molecular Biology | 885 | 44.6K | 259 | 301 |
| 11 | Research | 1,185 | 41.7K | 170 | 182 |
| 12 | Ecology | 436 | 29.7K | 336 | 287 |
| 13 | Hematology | 342 | 29.2K | 153 | 79 |
| 14 | Psychiatry | 448 | 23.6K | 148 | 152 |
| 15 | Endocrinology | 332 | 23.3K | 151 | 137 |
| 16 | Condensed Matter | 501 | 22.4K | 209 | 176 |
| 17 | Biophysics | 513 | 21.7K | 257 | 204 |
| 18 | Metabolism | 296 | 19.0K | 130 | 127 |
| 19 | Metabolic diseases | 283 | 17.9K | 96 | 110 |
| 20 | Neurophysiology | 242 | 17.2K | 194 | 159 |
| 21 | Microbiology | 479 | 17.0K | 324 | 431 |
| 22 | Cytology | 387 | 16.5K | 227 | 327 |
| 23 | Solid State Physics | 593 | 15.9K | 195 | 228 |
| 24 | Psychology | 322 | 14.9K | 286 | 231 |
| 25 | Nuclear Physics | 465 | 14.8K | 412 | 425 |
| 26 | Geophysics | 401 | 14.8K | 224 | 230 |
| 27 | Psychophysiology | 268 | 14.7K | 187 | 164 |
| 28 | Cardiovascular system | 168 | 14.1K | 102 | 104 |
| 29 | Cell Biology | 320 | 13.9K | 241 | 366 |
| 30 | Mental Disorders | 238 | 13.9K | 135 | 125 |
| 31 | Neurochemistry | 270 | 13.8K | 79 | 78 |
| 32 | Brain | 241 | 13.6K | 171 | 143 |
| 33 | Bioinformatics | 129 | 13.5K | 112 | 59 |
| 34 | Medical genetics | 262 | 13.4K | 145 | 190 |
| 35 | Environment | 159 | 13.3K | 498 | 412 |
| 36 | Biotechnology | 276 | 13.2K | 353 | 386 |
| 37 | Hypertension | 104 | 12.6K | 156 | 104 |
| 38 | Diabetes | 173 | 12.5K | 121 | 106 |
| 39 | Diabetes mellitus | 162 | 12.2K | 107 | 97 |
| 40 | Pollution | 137 | 11.6K | 625 | 426 |
| 41 | Immunology | 187 | 11.5K | 298 | 264 |
| 42 | Catalysis | 405 | 11.2K | 161 | 304 |
| 43 | biological evolution | 110 | 11.1K | 204 | 154 |
| 44 | Nanotechnology | 236 | 10.7K | 443 | 460 |
| 45 | Genetics | 140 | 10.4K | 352 | 328 |
| 46 | Pharmacology | 329 | 10.4K | 384 | 384 |
| 47 | Atmospheric Physics | 267 | 9.9K | 63 | 98 |
| 48 | Pharmaceutical Chemistry | 260 | 9.9K | 183 | 185 |
| 49 | Biodiversity conservation | 64 | 9.8K | 215 | 118 |
| 50 | Computational Biology | 133 | 9.7K | 165 | 123 |
| 51 | Polymers | 543 | 9.6K | 175 | 322 |
| 52 | Molecular evolution | 68 | 9.1K | 128 | 64 |
| 53 | Botany | 231 | 8.9K | 335 | 376 |
| 54 | Bioengineering | 235 | 8.9K | 222 | 339 |
| 55 | Public Health | 252 | 8.8K | 345 | 343 |
| 56 | Colloids | 416 | 8.5K | 120 | 275 |
| 57 | Neurobiology | 125 | 8.5K | 142 | 139 |
| 58 | Epidemiology | 169 | 8.4K | 269 | 212 |
| 59 | Materials | 232 | 8.2K | 663 | 691 |
| 60 | Cancer | 156 | 8.2K | 308 | 313 |
| 61 | Climate change | 50 | 8.0K | 120 | 115 |
| 61 | Eutrophication | 50 | 8.0K | 113 | 115 |
| 63 | Statistical physics | 264 | 8.0K | 304 | 289 |
| 64 | Surgery | 36 | 8.0K | 357 | 177 |
| 65 | Molecular Genetics | 48 | 7.8K | 335 | 106 |
| 66 | Mathematical Physics | 396 | 7.8K | 66 | 170 |
| 67 | Biocompatible Materials | 158 | 7.7K | 403 | 424 |
| 68 | Mental illness | 160 | 7.7K | 106 | 137 |
| 69 | Nervous system | 141 | 7.6K | 186 | 182 |
| 70 | Physiology | 373 | 7.6K | 185 | 371 |
| 71 | Zeolites | 183 | 7.3K | 3 | 4 |
| 72 | Diagnostic Imaging | 309 | 7.2K | 19 | 64 |
| 73 | Biodiversity | 91 | 7.1K | 173 | 95 |
| 74 | Phylogeny | 36 | 7.1K | 112 | 9 |
| 75 | Surface Chemistry | 285 | 7.0K | 183 | 307 |
| 76 | Atmospheric Chemistry | 168 | 7.0K | 60 | 108 |
| 77 | Virology | 121 | 6.8K | 320 | 401 |
| 78 | Obesity | 139 | 6.8K | 122 | 118 |
| 79 | Europe | 205 | 6.7K | 160 | 105 |
| 80 | Quantum Gravity | 215 | 6.7K | 289 | 340 |
| 81 | Pathology | 232 | 6.7K | 99 | 187 |
| 82 | nucleic acids | 68 | 6.6K | 252 | 205 |
| 83 | Cognitive neuroscience | 101 | 6.6K | 67 | 90 |
| 84 | Clinical Chemistry | 177 | 6.5K | 153 | 174 |
| 85 | polymerization | 432 | 6.4K | 171 | 356 |
| 86 | Analytical Chemistry | 349 | 6.4K | 179 | 403 |
| 87 | Aging | 154 | 6.0K | 210 | 183 |
| 88 | Organic Chemistry | 151 | 6.0K | 265 | 205 |
| 89 | Algorithms | 28 | 6.0K | 63 | 2 |
| 90 | Mathematics | 616 | 5.8K | 245 | 393 |
| 91 | Astrocytes | 79 | 5.8K | 1 | 4 |
| 92 | Physical Chemistry | 221 | 5.8K | 73 | 164 |
| 93 | Toxicology | 184 | 5.8K | 365 | 422 |
| 94 | Neuropsychology | 117 | 5.6K | 216 | 178 |
| 95 | Leukemia | 90 | 5.6K | 80 | 93 |
| 96 | Magnetic Resonance Spectroscopy | 183 | 5.1K | 24 | 30 |
| 97 | Neurons | 30 | 5.1K | 132 | 156 |
| 98 | Nonlinear Dynamics | 169 | 5.0K | 151 | 164 |
| 99 | Cell differentiation | 59 | 5.0K | 247 | 236 |
| 100 | Sociology | 159 | 5.0K | 227 | 238 |
| 101 | Parasitology | 154 | 4.9K | 94 | 85 |
| 102 | Spectrum analysis | 182 | 4.9K | 443 | 646 |
| 103 | Immunity | 39 | 4.8K | 403 | 316 |
| 104 | Nuclear Medicine | 91 | 4.8K | 70 | 50 |
| 105 | Materials Science | 132 | 4.7K | 596 | 637 |
| 106 | Astrophysics | 159 | 4.6K | 498 | 717 |
| 107 | Bioorganic chemistry | 101 | 4.6K | 284 | 242 |
| 108 | Database Management | 33 | 4.5K | 145 | 41 |
| 109 | Environmental Health | 126 | 4.5K | 601 | 674 |
| 110 | Biomedical Engineering | 208 | 4.5K | 357 | 551 |
| 111 | Behavior | 100 | 4.5K | 408 | 447 |
| 112 | Community Psychiatry | 75 | 4.3K | 60 | 42 |
| 113 | Parasitic Diseases | 71 | 4.1K | 159 | 104 |
| 114 | Nutrition | 125 | 4.1K | 431 | 492 |
| 115 | Signal Transduction | 80 | 4.0K | 83 | 116 |
| 116 | Social Psychology | 102 | 4.0K | 268 | 309 |
| 117 | Histology | 220 | 3.9K | 33 | 161 |
| 118 | Genomics | 103 | 3.9K | 313 | 315 |
| 119 | Geriatrics | 156 | 3.9K | 235 | 273 |
| 120 | Molecular Imaging | 73 | 3.8K | 45 | 46 |
| 121 | genome | 50 | 3.8K | 199 | 224 |
| 122 | Hormones | 99 | 3.8K | 65 | 81 |
| 123 | Plant physiology | 76 | 3.8K | 272 | 280 |
| 124 | Oncogenes | 31 | 3.8K | 257 | 174 |
| 125 | Memory | 78 | 3.7K | 238 | 192 |
| 126 | Membranes | 75 | 3.7K | 234 | 222 |
| 127 | Homeostasis | 20 | 3.7K | 77 | 105 |
| 127 | Cell metabolism | 20 | 3.7K | 128 | 112 |
| 129 | Cell death | 24 | 3.7K | 326 | 173 |
| 130 | Evolution | 61 | 3.6K | 310 | 296 |
| 131 | Nanostructured Materials | 137 | 3.6K | 323 | 453 |
| 132 | Chemical Engineering | 189 | 3.6K | 498 | 836 |
| 133 | personality | 71 | 3.6K | 198 | 215 |
| 134 | Climatology | 48 | 3.6K | 318 | 210 |
| 135 | Environmental monitoring | 66 | 3.6K | 582 | 486 |
| 136 | Plant Ecology | 72 | 3.6K | 206 | 214 |
| 137 | Earth Sciences | 89 | 3.6K | 434 | 381 |
| 138 | Psychiatric Epidemiology | 59 | 3.5K | 20 | 10 |
| 139 | Microbial Ecology | 63 | 3.5K | 357 | 380 |
| 140 | Animal Behavior | 76 | 3.4K | 292 | 297 |
| 141 | Communication | 93 | 3.4K | 188 | 205 |
| 142 | Oncology | 66 | 3.4K | 267 | 474 |
| 142 | miniaturization | 61 | 3.4K | 258 | 286 |
| 144 | Cerebral cortex | 69 | 3.4K | 81 | 108 |
| 145 | Databases | 29 | 3.3K | 76 | 26 |
| 146 | Cognition | 109 | 3.3K | 182 | 244 |
| 147 | Meteorology | 94 | 3.3K | 256 | 337 |
| 148 | Solid State Chemistry | 167 | 3.2K | 138 | 177 |
| 149 | Lipids | 70 | 3.2K | 98 | 107 |
| 150 | Retina | 9 | 3.2K | 52 | 23 |
| 150 | eye | 9 | 3.2K | 64 | 23 |
| 152 | nuclear magnetic resonance | 142 | 3.2K | 45 | 65 |
| 153 | environmental pollution | 61 | 3.1K | 859 | 730 |
| 154 | Psychopharmacology | 43 | 3.0K | 287 | 233 |
| 155 | Perception | 77 | 3.0K | 254 | 215 |
| 156 | human behavior | 54 | 3.0K | 452 | 469 |
| 157 | Cardiovascular diseases | 78 | 3.0K | 178 | 129 |
| 158 | Reproduction | 91 | 3.0K | 267 | 261 |
| 159 | soil microbiology | 58 | 2.9K | 178 | 241 |
| 160 | Critical Care | 40 | 2.9K | 292 | 289 |
| 160 | Critical Care Medicine | 40 | 2.9K | 294 | 289 |
| 162 | Medical Microbiology | 102 | 2.8K | 224 | 361 |
| 163 | geological modeling | 14 | 2.8K | 118 | 24 |
| 164 | Geochemical Modeling | 12 | 2.8K | 92 | 22 |
| 165 | Soil biology | 60 | 2.7K | 90 | 151 |
| 166 | infection | 60 | 2.7K | 182 | 171 |
| 167 | Planets | 48 | 2.7K | 358 | 309 |
| 168 | Anatomy | 172 | 2.7K | 102 | 277 |
| 169 | Synaptic Transmission | 47 | 2.7K | 25 | 13 |
| 170 | Ethology | 48 | 2.7K | 311 | 291 |
| 171 | Mass Spectrometry | 50 | 2.6K | 139 | 76 |
| 172 | Flow cytometry | 216 | 2.6K | 1 | 6 |
| 173 | Ophthalmology | 111 | 2.6K | 175 | 252 |
| 174 | Infections | 54 | 2.6K | 116 | 137 |
| 175 | risk factors | 46 | 2.6K | 58 | 34 |
| 176 | biopolymers | 69 | 2.6K | 124 | 118 |
| 177 | Technology | 125 | 2.5K | 372 | 509 |
| 178 | Alzheimer's disease | 101 | 2.5K | 135 | 132 |
| 179 | Methodology | 7 | 2.5K | 239 | 6 |
| 180 | Soft Condensed Matter | 73 | 2.5K | 111 | 109 |
| 181 | Mesoporous materials | 54 | 2.5K | 1 | 1 |
| 182 | Attention | 61 | 2.4K | 255 | 204 |
| 183 | Water | 33 | 2.4K | 655 | 526 |
| 184 | Visual Perception | 56 | 2.4K | 256 | 201 |
| 185 | Electrochemistry | 116 | 2.3K | 649 | 683 |
| 186 | Microelectronics | 36 | 2.3K | 411 | 333 |
| 187 | Computer Graphics | 93 | 2.3K | 154 | 212 |
| 188 | United States | 60 | 2.3K | 930 | 717 |
| 189 | Biochemical Engineering | 29 | 2.3K | 1050 | 870 |
| 190 | Quality of life | 55 | 2.2K | 123 | 138 |
| 191 | Developmental Neurobiology | 58 | 2.2K | 6 | 7 |
| 192 | free radicals | 49 | 2.2K | 174 | 244 |
| 193 | Pediatric Neurology | 33 | 2.2K | 200 | 236 |
| 193 | Bacteriology | 39 | 2.2K | 425 | 387 |
| 195 | Electrophysiology | 56 | 2.2K | 97 | 52 |
| 196 | Pediatrics | 42 | 2.2K | 472 | 401 |
| 197 | Water pollution | 27 | 2.1K | 861 | 544 |
| 198 | Liver diseases | 51 | 2.1K | 251 | 357 |
| 199 | Biogeography | 36 | 2.1K | 170 | 177 |
| 200 | disease vectors | 49 | 2.1K | 72 | 65 |
| 201 | Drug design | 51 | 2.1K | 123 | 119 |
| 202 | Environmental Engineering | 49 | 2.1K | 731 | 688 |
| 203 | Linguistics | 143 | 2.1K | 60 | 142 |
| 203 | Dementia | 90 | 2.1K | 147 | 129 |
| 205 | Therapeutics | 52 | 2.1K | 270 | 269 |
| 206 | cardiac catheterization | 46 | 2.0K | 80 | 26 |
| 207 | Bioinorganic chemistry | 83 | 2.0K | 104 | 134 |
| 208 | Immunotherapy | 10 | 2.0K | 830 | 310 |
| 209 | Parasites | 51 | 2.0K | 169 | 121 |
| 210 | Economics | 227 | 2.0K | 336 | 705 |
| 211 | Medical Laboratory Science | 68 | 2.0K | 222 | 361 |
| 212 | Radiobiology | 44 | 2.0K | 231 | 198 |
| 213 | Child psychology | 51 | 2.0K | 273 | 316 |
| 214 | Environmental Policy | 70 | 2.0K | 446 | 673 |
| 215 | Immunopathology | 42 | 2.0K | 232 | 177 |
| 216 | ecosystem | 35 | 1.9K | 249 | 241 |
| 217 | gene mapping | 44 | 1.9K | 323 | 362 |
| 218 | Organometallic chemistry | 96 | 1.9K | 95 | 111 |
| 219 | Chromatographic analysis | 74 | 1.9K | 153 | 108 |
| 220 | Stem cells | 42 | 1.9K | 256 | 261 |
| 220 | arthritis | 53 | 1.9K | 187 | 267 |
| 222 | Medical Anthropology | 19 | 1.9K | 383 | 236 |
| 223 | Chromatography | 73 | 1.9K | 107 | 93 |
| 224 | Psycholinguistics | 41 | 1.8K | 163 | 170 |
| 225 | Urology | 53 | 1.8K | 288 | 273 |
| 226 | nuclear magnetic resonance spectroscopy | 57 | 1.8K | 36 | 41 |
| 227 | Genetic engineering | 44 | 1.8K | 348 | 383 |
| 228 | Developmental Biology | 57 | 1.8K | 346 | 472 |
| 229 | Child | 77 | 1.8K | 279 | 324 |
| 230 | Psychosomatic Medicine | 35 | 1.8K | 119 | 107 |
| 231 | Jurisprudence | 142 | 1.8K | 13 | 38 |
| 232 | Analytical Biochemistry | 29 | 1.8K | 343 | 182 |
| 233 | Proteome | 31 | 1.8K | 204 | 185 |
| 234 | Soil Science | 49 | 1.7K | 277 | 289 |
| 235 | Data Mining | 40 | 1.7K | 183 | 219 |
| 236 | magnetic resonance | 42 | 1.7K | 18 | 9 |
| 237 | Artificial Intelligence | 73 | 1.7K | 614 | 754 |
| 238 | Environmental Microbiology | 39 | 1.7K | 197 | 289 |
| 239 | Zoology | 70 | 1.7K | 368 | 350 |
| 240 | Eating Disorders | 53 | 1.7K | 92 | 106 |
| 240 | Feeding and Eating Disorders | 53 | 1.7K | 81 | 100 |
| 242 | rehabilitation | 54 | 1.7K | 315 | 322 |
| 243 | Health Policy | 94 | 1.7K | 215 | 318 |
| 244 | Primary health care | 48 | 1.7K | 250 | 201 |
| 245 | Disease | 8 | 1.7K | 118 | 205 |
| 246 | Immune system | 11 | 1.7K | 407 | 311 |
| 247 | Health Services Research | 32 | 1.7K | 325 | 220 |
| 248 | Chromosome mapping | 40 | 1.6K | 302 | 318 |
| 249 | Pharmacogenetics | 32 | 1.6K | 142 | 113 |
| 250 | nanoscience | 43 | 1.6K | 696 | 780 |
| 251 | proteins | 57 | 1.6K | 292 | 349 |
| 252 | drugs | 148 | 1.6K | 81 | 286 |
| 253 | Molecular structure | 81 | 1.6K | 220 | 392 |
| 254 | diseases | 3 | 1.6K | 289 | 219 |
| 255 | Cardiac electrophysiology | 22 | 1.5K | 41 | 19 |
| 255 | arrhythmia | 22 | 1.5K | 41 | 19 |
| 257 | Developmental Psychology | 59 | 1.5K | 136 | 219 |
| 258 | Embryology | 112 | 1.5K | 139 | 390 |
| 259 | Anxiety Disorders | 17 | 1.5K | 145 | 117 |
| 260 | Social Sciences | 84 | 1.5K | 423 | 459 |
| 261 | Economic History | 71 | 1.5K | 473 | 477 |
| 262 | Cytogenetics | 28 | 1.5K | 323 | 345 |
| 263 | Allergy | 21 | 1.5K | 325 | 355 |
| 264 | Pharmacy | 133 | 1.5K | 137 | 351 |
| 265 | data collection | 34 | 1.5K | 93 | 184 |
| 266 | Histochemistry | 128 | 1.4K | 8 | 90 |
| 267 | Obstetrics | 67 | 1.4K | 359 | 409 |
| 268 | management | 40 | 1.4K | 898 | 969 |
| 269 | Enteral nutrition | 12 | 1.4K | 310 | 154 |
| 269 | Parenteral nutrition | 12 | 1.4K | 385 | 209 |
| 271 | Vocational guidance | 14 | 1.4K | 359 | 200 |
| 272 | NMR | 46 | 1.4K | 16 | 11 |
| 273 | Bacterial infections | 17 | 1.4K | 198 | 209 |
| 274 | Organizational Behavior | 20 | 1.4K | 146 | 135 |
| 275 | Paleoecology | 26 | 1.4K | 291 | 206 |
| 276 | Oxidation-reduction | 16 | 1.4K | 240 | 207 |
| 277 | Electrophoresis | 54 | 1.4K | 170 | 207 |
| 278 | Paleoclimatology | 28 | 1.3K | 289 | 249 |
| 278 | telemarketing | 73 | 1.3K | 1 | 11 |
| 280 | Adolescent | 66 | 1.3K | 277 | 360 |
| 281 | Electrochemical Analysis | 59 | 1.3K | 178 | 232 |
| 282 | Muscles | 18 | 1.3K | 231 | 145 |
| 283 | Proteomics | 27 | 1.3K | 181 | 180 |
| 284 | Geology | 50 | 1.3K | 756 | 737 |
| 285 | peptides | 45 | 1.3K | 31 | 28 |
| 286 | Paleogeography | 25 | 1.3K | 259 | 203 |
| 287 | Thrombosis | 25 | 1.3K | 278 | 227 |
| 288 | Genetic regulation | 30 | 1.2K | 195 | 273 |
| 289 | Neurosurgery | 22 | 1.2K | 259 | 187 |
| 290 | Environmental Toxicology | 21 | 1.2K | 754 | 567 |
| 290 | visualization | 61 | 1.2K | 175 | 129 |
| 292 | Developing countries | 26 | 1.2K | 599 | 388 |
| 293 | Industrial Microbiology | 44 | 1.2K | 287 | 467 |
| 294 | Schizophrenia | 14 | 1.2K | 391 | 247 |
| 295 | Sarcopenia | 12 | 1.2K | 88 | 40 |
| 296 | Adsorption | 38 | 1.2K | 7 | 4 |
| 297 | Learning | 44 | 1.2K | 226 | 337 |
| 298 | Electronics | 47 | 1.2K | 824 | 739 |
| 299 | Combinatorial chemistry | 33 | 1.2K | 103 | 166 |
| 300 | Experimental Psychology | 11 | 1.2K | 283 | 128 |
| 301 | Geography | 35 | 1.2K | 496 | 459 |
| 302 | brain mapping | 26 | 1.2K | 138 | 159 |
| 303 | Antioxidants | 17 | 1.2K | 189 | 187 |
| 304 | RNA | 34 | 1.2K | 52 | 86 |
| 305 | Systems Biology | 44 | 1.2K | 211 | 248 |
| 305 | Neural circuitry | 36 | 1.2K | 378 | 420 |
| 307 | Neuropsychiatry | 27 | 1.2K | 157 | 132 |
| 308 | psychotherapy | 71 | 1.1K | 156 | 335 |
| 309 | Animal Nutrition | 51 | 1.1K | 62 | 78 |
| 310 | Inflammation | 17 | 1.1K | 324 | 230 |
| 311 | Dermatology | 29 | 1.1K | 461 | 347 |
| 312 | Energy Policy | 31 | 1.1K | 726 | 856 |
| 313 | Medical Physics | 16 | 1.1K | 625 | 429 |
| 314 | cloning | 18 | 1.1K | 141 | 175 |
| 315 | Economic Development | 16 | 1.1K | 558 | 387 |
| 316 | Environmental Management | 29 | 1.1K | 834 | 946 |
| 317 | Anxiety | 16 | 1.1K | 157 | 160 |
| 317 | enzymes | 49 | 1.1K | 181 | 317 |
| 319 | Engineering | 104 | 1.1K | 452 | 838 |
| 320 | Diet | 32 | 1.1K | 458 | 592 |
| 321 | Geriatric Psychiatry | 32 | 1.1K | 144 | 138 |
| 321 | Protozoa | 18 | 1.1K | 72 | 71 |
| 323 | Software Engineering | 23 | 1.1K | 271 | 199 |
| 324 | cell physiology | 15 | 1.1K | 569 | 487 |
| 325 | sanitation | 26 | 1.1K | 419 | 594 |
| 326 | atmospheric models | 64 | 1.1K | 67 | 184 |
| 327 | viruses | 27 | 1.1K | 373 | 442 |
| 328 | Pharmacokinetics | 6 | 1.1K | 527 | 118 |
| 329 | Carbon | 29 | 1.0K | 277 | 433 |
| 330 | Host-parasite interactions | 12 | 1.0K | 499 | 442 |
| 331 | Hydrology | 28 | 1.0K | 672 | 597 |
| 332 | Social behavior | 31 | 1.0K | 262 | 302 |
| 333 | alcoholism | 20 | 1.0K | 468 | 349 |
| 334 | Medical Technology | 29 | 1.0K | 285 | 260 |
| 335 | Health | 51 | 1.0K | 331 | 431 |
| 336 | environmental protection | 24 | 1.0K | 1155 | 1015 |
| 336 | Heart Failure | 18 | 1.0K | 115 | 104 |
| 338 | drug development | 21 | 1.0K | 204 | 313 |
| 339 | Child Development | 50 | 1.0K | 358 | 533 |
| 340 | Neuroanatomy | 23 | 999 | 8 | 6 |
| 341 | Information Science | 30 | 994 | 614 | 635 |
| 342 | Optical materials | 39 | 992 | 682 | 899 |
| 343 | Medical Oncology | 33 | 989 | 375 | 456 |
| 344 | gene therapy | 18 | 978 | 303 | 270 |
| 344 | Transplantation | 22 | 978 | 301 | 308 |
| 346 | Agriculture | 71 | 965 | 225 | 461 |
| 347 | preventive medicine | 72 | 961 | 113 | 301 |
| 347 | mycoses | 16 | 961 | 217 | 260 |
| 349 | Plant diseases | 56 | 960 | 297 | 452 |
| 350 | human development | 33 | 956 | 140 | 200 |
| 351 | Depression | 9 | 954 | 129 | 105 |
| 351 | Respiration | 27 | 954 | 398 | 412 |
| 353 | Animal ecology | 33 | 953 | 279 | 299 |
| 354 | Medical innovations | 11 | 946 | 368 | 379 |
| 355 | Food | 73 | 945 | 406 | 938 |
| 356 | rare diseases | 19 | 942 | 147 | 106 |
| 357 | vascular diseases | 15 | 930 | 234 | 216 |
| 358 | Public Relations | 28 | 927 | 49 | 45 |
| 359 | behavioral medicine | 33 | 914 | 268 | 393 |
| 360 | Agricultural Ecology | 66 | 912 | 66 | 310 |
| 361 | Cognitive Science | 22 | 911 | 427 | 429 |
| 362 | Green Chemistry | 16 | 907 | 706 | 650 |
| 363 | Chronic diseases | 8 | 898 | 340 | 229 |
| 364 | Photonics | 31 | 892 | 558 | 652 |
| 365 | Computational Chemistry | 23 | 891 | 106 | 167 |
| 366 | sexual behavior | 18 | 889 | 176 | 134 |
| 367 | Forensic Genetics | 10 | 877 | 89 | 39 |
| 367 | Biogeochemistry | 30 | 877 | 274 | 401 |
| 369 | Morphology | 62 | 875 | 52 | 115 |
| 370 | Endocrine glands | 11 | 867 | 72 | 81 |
| 371 | Biomass Energy | 18 | 859 | 944 | 946 |
| 372 | Environmental Law | 45 | 858 | 118 | 417 |
| 373 | hygiene | 22 | 851 | 53 | 37 |
| 374 | ethanol | 7 | 836 | 264 | 73 |
| 375 | Sleep | 21 | 833 | 464 | 366 |
| 376 | Sleep Disorders | 21 | 831 | 458 | 367 |
| 376 | Behavioral research | 12 | 831 | 131 | 24 |
| 378 | Semiconductors | 52 | 829 | 331 | 379 |
| 379 | Biometrics | 38 | 824 | 221 | 248 |
| 380 | Animal breeding | 44 | 820 | 123 | 156 |
| 380 | Radioisotopes | 48 | 820 | 105 | 103 |
| 382 | Physical organic chemistry | 33 | 819 | 262 | 281 |
| 382 | Nanostructures | 22 | 819 | 591 | 630 |
| 384 | Education | 52 | 818 | 728 | 836 |
| 385 | economic policy | 92 | 817 | 186 | 427 |
| 386 | Biopharmaceutics | 19 | 816 | 298 | 258 |
| 387 | United Kingdom | 26 | 815 | 413 | 468 |
| 388 | Magnetic Materials | 31 | 813 | 369 | 388 |
| 388 | cell interaction | 33 | 813 | 129 | 281 |
| 388 | natural disasters | 14 | 813 | 427 | 267 |
| 391 | drug therapy | 39 | 809 | 491 | 594 |
| 392 | Forest Ecology | 14 | 803 | 393 | 294 |
| 392 | Forest Management | 14 | 803 | 377 | 258 |
| 394 | Magnetic Resonance Imaging | 36 | 800 | 49 | 66 |
| 394 | energy resources | 15 | 800 | 503 | 582 |
| 396 | Economic Assistance | 9 | 799 | 315 | 200 |
| 397 | Liquid Crystals | 67 | 796 | 84 | 72 |
| 398 | Environmental Psychology | 7 | 795 | 174 | 98 |
| 399 | Radiation | 37 | 787 | 438 | 438 |
| 400 | Randomized Controlled Trials | 34 | 782 | 164 | 118 |
| 400 | Molecular Spectroscopy | 25 | 782 | 506 | 368 |
| 402 | Communication in marketing | 19 | 769 | 6 | 3 |
| 402 | language | 27 | 769 | 171 | 223 |
| 404 | Mental Health | 31 | 761 | 346 | 345 |
| 405 | Renewable Energy Sources | 10 | 757 | 1557 | 1338 |
| 406 | Sustainable Engineering | 13 | 756 | 703 | 546 |
| 407 | Development | 5 | 754 | 563 | 231 |
| 408 | Quantum theory | 46 | 750 | 125 | 210 |
| 408 | Emotions | 14 | 750 | 235 | 215 |
| 410 | Clinical Psychology | 34 | 744 | 296 | 451 |
| 411 | Clinical Immunology | 17 | 736 | 373 | 306 |
| 412 | Breeding | 48 | 724 | 173 | 330 |
| 413 | Sustainable Development | 21 | 723 | 510 | 591 |
| 413 | world | 4 | 723 | 576 | 253 |
| 415 | Clinical Biochemistry | 17 | 707 | 352 | 290 |
| 415 | Autoimmunity | 17 | 707 | 216 | 249 |
| 417 | Molecular ecology | 16 | 705 | 403 | 476 |
| 418 | Geomorphology | 24 | 703 | 421 | 517 |
| 419 | Ferroelectricity | 75 | 702 | 79 | 147 |
| 420 | finance | 39 | 701 | 543 | 684 |
| 421 | Population Genetics | 17 | 697 | 442 | 466 |
| 422 | animal diseases | 50 | 692 | 38 | 78 |
| 423 | Solar Energy | 14 | 691 | 702 | 587 |
| 423 | Thin Films | 21 | 691 | 80 | 42 |
| 425 | Lung Transplantation | 26 | 684 | 96 | 123 |
| 425 | Heart transplantation | 26 | 684 | 96 | 123 |
| 427 | Virulence | 14 | 683 | 433 | 536 |
| 428 | Genetic therapy | 17 | 682 | 338 | 338 |
| 429 | Diagnostic microbiology | 17 | 678 | 369 | 514 |
| 430 | Environmental pollutants | 20 | 676 | 706 | 739 |
| 431 | Bacteria | 7 | 672 | 162 | 114 |
| 431 | toxicity testing | 16 | 672 | 99 | 75 |
| 433 | Speech Disorders | 20 | 670 | 338 | 315 |
| 434 | Sports Medicine | 41 | 666 | 577 | 744 |
| 435 | Optics | 28 | 663 | 1552 | 1257 |
| 435 | Image Processing | 14 | 663 | 1047 | 791 |
| 437 | Infertility | 10 | 662 | 406 | 331 |
| 437 | Molecules | 40 | 662 | 350 | 455 |
| 437 | fertility | 10 | 662 | 448 | 353 |
| 440 | energy conservation | 12 | 657 | 949 | 862 |
| 441 | Sports | 49 | 656 | 422 | 634 |
| 442 | Mechanics | 28 | 651 | 292 | 261 |
| 443 | Food Microbiology | 26 | 639 | 257 | 483 |
| 444 | emergency management | 12 | 638 | 197 | 112 |
| 444 | Gerontology | 59 | 638 | 293 | 469 |
| 446 | analysis | 26 | 635 | 60 | 114 |
| 447 | Hemodynamics | 7 | 632 | 352 | 286 |
| 448 | Cybernetics | 18 | 627 | 547 | 563 |
| 449 | Educational Psychology | 30 | 626 | 396 | 505 |
| 450 | Antigens | 18 | 623 | 237 | 218 |
| 451 | Molecular cloning | 24 | 619 | 342 | 390 |
| 451 | scientific societies | 22 | 619 | 146 | 154 |
| 453 | Synapses | 10 | 618 | 84 | 61 |
| 454 | Radiography | 10 | 617 | 344 | 345 |
| 455 | biological factors | 44 | 615 | 283 | 586 |
| 456 | Suicide | 13 | 613 | 186 | 112 |
| 457 | Oxidative stress | 13 | 612 | 254 | 368 |
| 458 | disease outbreaks | 10 | 610 | 212 | 154 |
| 458 | Epidemics | 10 | 610 | 203 | 152 |
| 458 | Recombinant DNA | 24 | 610 | 364 | 431 |
| 461 | Chemical industry | 96 | 607 | 77 | 231 |
| 462 | Nanoparticles | 25 | 606 | 520 | 680 |
| 463 | Cell cycle | 18 | 605 | 50 | 51 |
| 463 | cell proliferation | 18 | 605 | 55 | 54 |
| 463 | pain | 14 | 605 | 511 | 480 |
| 466 | Dynamics | 34 | 604 | 295 | 301 |
| 467 | Radiology | 20 | 603 | 420 | 268 |
| 467 | Personality Assessment | 12 | 603 | 224 | 216 |
| 469 | Semantic web | 15 | 602 | 11 | 21 |
| 470 | Geometry | 49 | 600 | 166 | 148 |
| 471 | Primates | 41 | 594 | 87 | 180 |
| 472 | Genetic recombination | 23 | 593 | 341 | 402 |
| 473 | Speech | 17 | 587 | 307 | 317 |
| 474 | Biosensors | 23 | 584 | 334 | 659 |
| 475 | Bioelectronics | 22 | 583 | 267 | 574 |
| 475 | amino acids | 25 | 583 | 38 | 105 |
| 477 | Crystallography | 51 | 582 | 262 | 298 |
| 477 | marketing | 15 | 582 | 866 | 830 |
| 479 | Chemical processes | 29 | 575 | 62 | 90 |
| 479 | Cerebellum | 6 | 575 | 150 | 83 |
| 479 | Cerebellar ataxia | 6 | 575 | 148 | 83 |
| 482 | Mycology | 19 | 570 | 525 | 559 |
| 483 | Neurolinguistics | 13 | 569 | 142 | 153 |
| 484 | counseling | 17 | 563 | 478 | 392 |
| 484 | cell membrane | 10 | 563 | 288 | 259 |
| 486 | atmosphere | 22 | 559 | 152 | 199 |
| 487 | Health Education | 23 | 558 | 560 | 528 |
| 488 | Astronomy | 23 | 557 | 1072 | 1215 |
| 489 | Orthopedics | 20 | 555 | 472 | 469 |
| 490 | Plant cells | 11 | 548 | 547 | 701 |
| 491 | feeding behavior | 17 | 546 | 216 | 264 |
| 492 | Bioenergetics | 9 | 545 | 422 | 328 |
| 492 | Energy metabolism | 9 | 545 | 323 | 278 |
| 494 | General Surgery | 54 | 544 | 96 | 144 |
| 495 | Operations Research | 69 | 543 | 324 | 847 |
| 496 | Molecular Pharmacology | 16 | 542 | 237 | 319 |
| 497 | Paleoceanography | 5 | 540 | 129 | 104 |
| 498 | Business | 33 | 537 | 552 | 1070 |
| 499 | Photochemistry | 40 | 535 | 261 | 570 |
| 500 | Drug delivery systems | 11 | 534 | 742 | 666 |
| 501 | Appetite | 15 | 532 | 187 | 231 |
| 502 | Chronobiology | 10 | 527 | 147 | 85 |
| 502 | biological clocks | 10 | 527 | 147 | 85 |
| 502 | circadian rhythm | 10 | 527 | 147 | 85 |
| 505 | Genetic disorders | 25 | 526 | 98 | 129 |
| 506 | biological rhythms | 9 | 513 | 148 | 87 |
| 507 | Political Science | 46 | 509 | 363 | 493 |
| 508 | Biomolecules | 13 | 499 | 109 | 164 |
| 509 | Automation | 17 | 497 | 953 | 1024 |
| 509 | Atomic spectroscopy | 36 | 497 | 196 | 332 |
| 511 | Pharmaceutical Technology | 15 | 494 | 617 | 592 |
| 512 | Vaccines | 20 | 493 | 505 | 561 |
| 513 | Tropical Medicine | 19 | 489 | 560 | 474 |
| 514 | biofuels | 2 | 488 | 317 | 132 |
| 515 | Vision | 28 | 486 | 165 | 293 |
| 516 | Reproductive health | 3 | 485 | 699 | 199 |
| 517 | Pediatric Endocrinology | 40 | 483 | 7 | 17 |
| 517 | Metabolic disorders in children | 40 | 483 | 6 | 6 |
| 519 | concrete | 12 | 481 | 408 | 520 |
| 520 | Statistics | 44 | 480 | 666 | 819 |
| 520 | Growth | 35 | 480 | 260 | 619 |
| 522 | sustainability | 7 | 473 | 467 | 382 |
| 523 | Andrology | 19 | 469 | 134 | 153 |
| 524 | older people | 37 | 467 | 330 | 387 |
| 525 | Medical Imaging | 22 | 465 | 63 | 77 |
| 525 | Patient education | 13 | 465 | 216 | 233 |
| 527 | mathematical analysis | 75 | 464 | 412 | 787 |
| 528 | Antibodies | 14 | 463 | 200 | 195 |
| 529 | Microorganisms | 12 | 462 | 410 | 522 |
| 530 | Research Design | 16 | 461 | 386 | 446 |
| 531 | Process Control | 10 | 458 | 432 | 519 |
| 531 | Production Management | 10 | 458 | 581 | 692 |
| 531 | Australia | 20 | 458 | 486 | 455 |
| 534 | global environmental change | 13 | 451 | 274 | 381 |
| 535 | Organometallic compounds | 23 | 450 | 402 | 498 |
| 536 | Microscopy | 21 | 449 | 360 | 394 |
| 537 | Environmental Geology | 14 | 448 | 675 | 628 |
| 537 | Hemostasis | 15 | 448 | 258 | 211 |
| 537 | Developmental Immunology | 13 | 448 | 160 | 204 |
| 540 | Electromagnetism | 13 | 446 | 437 | 316 |
| 541 | Brain damage | 7 | 440 | 201 | 117 |
| 542 | occupational diseases | 13 | 438 | 277 | 283 |
| 542 | China | 25 | 438 | 833 | 940 |
| 542 | Heterocyclic compounds | 51 | 438 | 71 | 136 |
| 545 | Geochemistry | 28 | 436 | 641 | 904 |
| 545 | Germany | 110 | 436 | 18 | 45 |
| 547 | Political Sociology | 4 | 434 | 386 | 153 |
| 547 | Circadian rhythms | 8 | 434 | 119 | 92 |
| 549 | Chemical analysis | 16 | 431 | 346 | 413 |
| 550 | Leadership | 7 | 430 | 277 | 273 |
| 551 | Conservation Biology | 11 | 427 | 497 | 476 |
| 552 | Music | 22 | 424 | 177 | 177 |
| 553 | Veterinary Immunology | 17 | 418 | 93 | 102 |
| 554 | Plants | 19 | 416 | 734 | 970 |
| 555 | Plant Taxonomy | 10 | 413 | 169 | 119 |
| 555 | Neuroimmunology | 7 | 413 | 386 | 364 |
| 557 | Plasma devices | 9 | 408 | 149 | 122 |
| 558 | Philosophy | 69 | 407 | 261 | 349 |
| 559 | Information Theory | 32 | 401 | 318 | 559 |
| 559 | Mood Disorders | 1 | 401 | 23 | 8 |
| 561 | Functional Analysis | 28 | 395 | 362 | 457 |
| 562 | Oceanography | 11 | 393 | 864 | 793 |
| 563 | Business Ethics | 5 | 392 | 758 | 697 |
| 563 | environmental exposure | 14 | 392 | 763 | 886 |
| 563 | Radio | 35 | 392 | 367 | 673 |
| 563 | Women's health | 12 | 392 | 472 | 363 |
| 567 | Crisis Intervention | 5 | 390 | 78 | 34 |
| 568 | vitamin C | 13 | 384 | 68 | 158 |
| 568 | vitamin E | 13 | 384 | 68 | 158 |
| 570 | International Finance | 24 | 382 | 490 | 737 |
| 571 | Social Change | 5 | 376 | 768 | 638 |
| 572 | Herbal medicine | 8 | 375 | 333 | 303 |
| 573 | probabilities | 43 | 374 | 285 | 408 |
| 574 | Birth control | 1 | 373 | 753 | 150 |
| 575 | coal | 14 | 371 | 685 | 911 |
| 576 | Mental Health Counseling | 32 | 370 | 11 | 5 |
| 577 | Journalism | 33 | 369 | 55 | 114 |
| 578 | plant communities | 12 | 367 | 503 | 650 |
| 579 | Lipid metabolism | 8 | 366 | 165 | 172 |
| 579 | Computational Complexity | 19 | 366 | 219 | 183 |
| 579 | Lipid | 8 | 366 | 165 | 173 |
| 582 | Environmental Chemistry | 11 | 363 | 981 | 1176 |
| 582 | Neuropharmacology | 10 | 363 | 248 | 222 |
| 582 | Ceramic materials | 14 | 363 | 541 | 514 |
| 582 | Photobiology | 26 | 363 | 228 | 535 |
| 586 | Algebra | 37 | 362 | 350 | 354 |
| 587 | Religion and Sociology | 36 | 361 | 3 | 15 |
| 588 | Computer Vision | 4 | 360 | 975 | 595 |
| 589 | Computer Science | 17 | 358 | 726 | 612 |
| 589 | Microcirculation | 13 | 358 | 141 | 156 |
| 591 | plant molecular biology | 13 | 350 | 657 | 928 |
| 592 | protein | 25 | 346 | 297 | 517 |
| 592 | gastrointestinal tract | 3 | 346 | 303 | 189 |
| 594 | Metallurgy | 17 | 345 | 897 | 960 |
| 594 | Fungi | 7 | 345 | 626 | 560 |
| 596 | glycoproteins | 8 | 340 | 212 | 204 |
| 596 | Glycoconjugates | 8 | 340 | 212 | 204 |
| 596 | glycolipids | 8 | 340 | 212 | 204 |
| 596 | Soil ecology | 19 | 340 | 186 | 397 |
| 600 | Work | 6 | 339 | 194 | 103 |
| 601 | Marine Biology | 31 | 337 | 760 | 1263 |
| 602 | Evolutionary Genetics | 7 | 335 | 297 | 196 |
| 602 | Molecular Epidemiology | 7 | 335 | 297 | 196 |
| 604 | Biological Systems | 5 | 333 | 348 | 159 |
| 604 | Pregnancy | 10 | 333 | 340 | 287 |
| 606 | Biomechanics | 15 | 331 | 495 | 600 |
| 607 | Operator theory | 43 | 329 | 14 | 29 |
| 608 | Job satisfaction | 3 | 328 | 98 | 73 |
| 608 | job stress | 3 | 328 | 98 | 73 |
| 610 | Veterinary Pathology | 27 | 327 | 49 | 75 |
| 611 | Mental Health Services | 20 | 326 | 352 | 447 |
| 612 | Geriatric Oncology | 10 | 324 | 214 | 238 |
| 613 | Religion and Politics | 30 | 323 | 1 | 1 |
| 613 | software | 9 | 323 | 528 | 542 |
| 615 | Nanomedicine | 2 | 321 | 304 | 55 |
| 615 | Catalysts | 12 | 321 | 233 | 237 |
| 617 | Approximation Theory | 14 | 320 | 140 | 98 |
| 617 | accidents | 23 | 320 | 27 | 22 |
| 619 | drug resistance | 7 | 317 | 336 | 262 |
| 620 | Paleontology | 11 | 316 | 646 | 529 |
| 621 | Audiology | 13 | 313 | 321 | 323 |
| 621 | Fluorescence spectroscopy | 7 | 313 | 117 | 64 |
| 623 | Africa | 30 | 312 | 295 | 395 |
| 624 | Oral Medicine | 18 | 310 | 184 | 168 |
| 625 | Regional Planning | 13 | 309 | 674 | 696 |
| 626 | Psychoneuroimmunology | 5 | 306 | 409 | 395 |
| 626 | Ultrasonics | 33 | 306 | 210 | 685 |
| 628 | Surface properties | 15 | 302 | 359 | 694 |
| 628 | Blood vessels | 11 | 302 | 114 | 132 |
| 630 | Entropy | 13 | 301 | 385 | 295 |
| 631 | freshwater biology | 28 | 299 | 142 | 392 |
| 632 | Comparative Physiology | 15 | 296 | 291 | 409 |
| 632 | Nanobiotechnology | 4 | 296 | 331 | 272 |
| 632 | radiative transfer | 16 | 296 | 209 | 221 |
| 635 | Chemical kinetics | 40 | 295 | 33 | 100 |
| 635 | commerce | 28 | 295 | 287 | 759 |
| 637 | Social History | 17 | 294 | 138 | 93 |
| 637 | Statistical Mechanics | 19 | 294 | 189 | 244 |
| 637 | Endocrine system | 11 | 294 | 288 | 81 |
| 640 | animals | 26 | 292 | 262 | 422 |
| 641 | Clinical Pharmacology | 17 | 291 | 451 | 592 |
| 641 | Entomology | 22 | 291 | 765 | 895 |
| 643 | Superconductors | 19 | 289 | 340 | 308 |
| 643 | Steroids | 8 | 289 | 505 | 440 |
| 645 | environmental indicators | 12 | 286 | 458 | 734 |
| 646 | Industrial Engineering | 6 | 285 | 1243 | 925 |
| 647 | Sociolinguistics | 18 | 284 | 89 | 169 |
| 648 | Zoonoses | 8 | 283 | 93 | 95 |
| 649 | Informatics | 17 | 282 | 215 | 402 |
| 650 | voice | 14 | 279 | 152 | 164 |
| 651 | Logic | 21 | 278 | 91 | 104 |
| 652 | drug evaluation | 10 | 277 | 613 | 607 |
| 653 | Antibacterial agents | 7 | 276 | 349 | 336 |
| 653 | Corporate Social Responsibility | 3 | 276 | 276 | 189 |
| 653 | environmental auditing | 3 | 276 | 289 | 191 |
| 653 | Genetic variation | 7 | 276 | 40 | 20 |
| 653 | Carbohydrates | 8 | 276 | 203 | 224 |
| 658 | monitoring | 3 | 275 | 258 | 43 |
| 659 | behavior therapy | 14 | 274 | 339 | 442 |
| 660 | Immunogenetics | 6 | 272 | 394 | 285 |
| 660 | Microstructure | 16 | 272 | 233 | 212 |
| 662 | Orthopedic Surgery | 7 | 269 | 420 | 297 |
| 663 | Remote Sensing | 15 | 268 | 556 | 542 |
| 664 | Cell communication | 10 | 267 | 199 | 363 |
| 665 | Building Materials | 4 | 265 | 1482 | 1271 |
| 666 | Oligosaccharide | 6 | 264 | 163 | 182 |
| 666 | Androgens | 2 | 264 | 265 | 123 |
| 666 | Cement | 6 | 264 | 382 | 475 |
| 669 | Calculus of Variations | 27 | 261 | 75 | 185 |
| 670 | Nuclear Chemistry | 22 | 259 | 300 | 369 |
| 671 | Infection control | 5 | 256 | 190 | 108 |
| 672 | Traffic Engineering | 3 | 255 | 421 | 233 |
| 672 | International Relations | 13 | 255 | 439 | 400 |
| 672 | Transportation | 4 | 255 | 1358 | 885 |
| 675 | Molecular Microbiology | 7 | 252 | 510 | 655 |
| 676 | ethnicity | 4 | 248 | 598 | 199 |
| 677 | Microfabrication | 3 | 246 | 345 | 123 |
| 678 | Gene expression regulation | 15 | 245 | 304 | 541 |
| 678 | Liposomes | 8 | 245 | 281 | 328 |
| 680 | Semantics | 18 | 244 | 19 | 66 |
| 680 | Surface-Active Agents | 10 | 244 | 499 | 720 |
| 680 | Lipid bilayers | 7 | 244 | 270 | 296 |
| 683 | Biomimetic materials | 5 | 243 | 3 | 3 |
| 684 | Calorimetry | 20 | 242 | 298 | 487 |
| 684 | Thermal analysis | 20 | 242 | 298 | 487 |
| 686 | adolescence | 8 | 240 | 515 | 534 |
| 687 | Occupational Health | 8 | 238 | 526 | 408 |
| 688 | Crystal growth | 14 | 236 | 383 | 566 |
| 689 | Language planning | 14 | 233 | 15 | 14 |
| 689 | city planning | 8 | 233 | 931 | 846 |
| 691 | Neurotransmitters | 15 | 231 | 158 | 218 |
| 692 | histological techniques | 7 | 230 | 398 | 467 |
| 692 | Ultrasound | 24 | 230 | 173 | 377 |
| 694 | Logic Programming | 9 | 229 | 141 | 81 |
| 694 | liver | 10 | 229 | 94 | 111 |
| 696 | Public Administration | 9 | 228 | 755 | 654 |
| 697 | Natural resources | 9 | 227 | 376 | 454 |
| 697 | fuel cells | 5 | 227 | 940 | 907 |
| 699 | Energy Conversion | 4 | 226 | 1025 | 1000 |
| 699 | Philosophy of Mind | 12 | 226 | 63 | 92 |
| 701 | Autoimmune diseases | 12 | 224 | 219 | 407 |
| 701 | DNA polymerases | 3 | 224 | 347 | 425 |
| 703 | Pharmacognosy | 15 | 223 | 745 | 1257 |
| 703 | Information Systems | 28 | 223 | 249 | 756 |
| 705 | Plastics | 12 | 222 | 791 | 853 |
| 705 | Soviet Union | 11 | 222 | 211 | 98 |
| 707 | Hypertension in pregnancy | 4 | 221 | 132 | 40 |
| 707 | Birds | 11 | 221 | 558 | 488 |
| 709 | Agricultural Chemistry | 7 | 220 | 1398 | 1373 |
| 709 | Plant Morphology | 12 | 220 | 199 | 244 |
| 709 | Teaching | 13 | 220 | 777 | 876 |
| 712 | Neurotoxicology | 6 | 215 | 323 | 335 |
| 713 | Human-Computer Interaction | 18 | 213 | 461 | 907 |
| 714 | Information Technology | 12 | 211 | 1149 | 1396 |
| 715 | Apoptosis | 5 | 210 | 140 | 114 |
| 715 | neurotoxins | 5 | 210 | 140 | 114 |
| 715 | Neurotoxic agents | 5 | 210 | 140 | 114 |
| 715 | Nerve regeneration | 5 | 210 | 140 | 114 |
| 719 | Signal Processing | 8 | 209 | 1571 | 1587 |
| 719 | Antiviral agents | 4 | 209 | 198 | 132 |
| 719 | Autoantibodies | 11 | 209 | 205 | 387 |
| 722 | Health insurance | 1 | 207 | 687 | 229 |
| 722 | bioluminescence | 8 | 207 | 127 | 63 |
| 724 | impact | 1 | 206 | 501 | 222 |
| 725 | Plant genetic engineering | 5 | 205 | 613 | 616 |
| 725 | actuators | 11 | 205 | 1163 | 1549 |
| 725 | transducers | 11 | 205 | 1163 | 1549 |
| 728 | complementary therapies | 4 | 204 | 1416 | 918 |
| 728 | Youth | 6 | 204 | 456 | 456 |
| 730 | Medical Ethics | 11 | 203 | 530 | 462 |
| 731 | Wireless Communication Systems | 2 | 202 | 2466 | 1330 |
| 732 | Metabolic syndrome | 9 | 201 | 71 | 86 |
| 733 | Exercise | 20 | 200 | 449 | 767 |
| 734 | heredity | 5 | 199 | 461 | 321 |
| 735 | Systems Engineering | 3 | 198 | 2147 | 1287 |
| 735 | psychopathology | 5 | 198 | 232 | 244 |
| 735 | indoor air pollution | 6 | 198 | 198 | 213 |
| 735 | Ventilation | 6 | 198 | 291 | 245 |
| 735 | North America | 7 | 198 | 440 | 346 |
| 735 | Sick building syndrome | 6 | 198 | 198 | 213 |
| 735 | pharmaceutical industry | 5 | 198 | 413 | 248 |
| 742 | Alternative Medicine | 3 | 197 | 1467 | 913 |
| 742 | internet | 11 | 197 | 732 | 1003 |
| 744 | water supply | 4 | 196 | 696 | 619 |
| 744 | Culture | 16 | 196 | 370 | 394 |
| 744 | Metals | 12 | 196 | 981 | 1226 |
| 747 | Familial diseases | 4 | 195 | 123 | 71 |
| 748 | Composite Materials | 7 | 194 | 1729 | 1910 |
| 748 | Performance | 9 | 194 | 129 | 199 |
| 748 | Insects | 8 | 194 | 866 | 774 |
| 751 | air quality management | 5 | 193 | 329 | 288 |
| 751 | Biogeochemical cycles | 5 | 193 | 278 | 431 |
| 751 | Online social networks | 10 | 193 | 74 | 113 |
| 751 | mental health promotion | 11 | 193 | 50 | 89 |
| 755 | Algae | 9 | 192 | 401 | 494 |
| 755 | child abuse | 11 | 192 | 366 | 568 |
| 757 | Humanities | 16 | 191 | 545 | 592 |
| 757 | Numerical Analysis | 15 | 191 | 1121 | 1203 |
| 757 | Artificial Organs | 14 | 191 | 222 | 275 |
| 760 | Otolaryngology | 3 | 190 | 468 | 279 |
| 761 | catalytic activity | 5 | 188 | 492 | 486 |
| 761 | Decision making | 16 | 188 | 486 | 852 |
| 763 | Information Retrieval | 8 | 187 | 210 | 288 |
| 764 | Radiochemistry | 22 | 184 | 243 | 380 |
| 764 | peace | 4 | 184 | 400 | 319 |
| 764 | drug addiction | 12 | 184 | 482 | 727 |
| 767 | solar power | 8 | 183 | 436 | 674 |
| 767 | solar cells | 8 | 183 | 476 | 721 |
| 769 | Forensic Psychiatry | 5 | 182 | 385 | 268 |
| 770 | Global Health | 7 | 181 | 575 | 454 |
| 771 | Immunopharmacology | 5 | 179 | 762 | 681 |
| 771 | Post-traumatic stress disorder | 11 | 179 | 338 | 524 |
| 771 | Pancreatic diseases | 20 | 179 | 58 | 185 |
| 774 | Quantitative Research | 5 | 177 | 155 | 174 |
| 775 | Immunochemistry | 14 | 176 | 309 | 562 |
| 776 | Bioethics | 14 | 175 | 370 | 432 |
| 776 | Memory disorders | 3 | 175 | 276 | 184 |
| 776 | hazard mitigation | 2 | 175 | 1174 | 568 |
| 779 | Culture techniques | 8 | 173 | 135 | 149 |
| 780 | Physical Therapy | 7 | 171 | 752 | 846 |
| 781 | Ecological Engineering | 5 | 169 | 461 | 562 |
| 781 | international trade | 9 | 169 | 306 | 389 |
| 781 | carcinogens | 7 | 169 | 509 | 666 |
| 784 | Computational Linguistics | 10 | 167 | 170 | 137 |
| 785 | Raman spectroscopy | 9 | 166 | 381 | 496 |
| 785 | Microbial Metabolism | 1 | 166 | 418 | 129 |
| 785 | Geobiology | 6 | 166 | 265 | 298 |
| 788 | Pediatric Hematology | 3 | 165 | 355 | 108 |
| 788 | Educational Technology | 4 | 165 | 1413 | 1101 |
| 788 | bioclimatology | 8 | 165 | 465 | 587 |
| 788 | Human Resources | 4 | 165 | 368 | 419 |
| 792 | Anthropology | 12 | 164 | 712 | 828 |
| 792 | Stochastic Processes | 11 | 164 | 395 | 431 |
| 792 | Computer-Aided Design | 4 | 164 | 1040 | 742 |
| 795 | Applied Linguistics | 18 | 163 | 148 | 291 |
| 796 | Human Geography | 9 | 161 | 600 | 649 |
| 796 | medical education | 17 | 161 | 598 | 963 |
| 796 | biological invasions | 7 | 161 | 334 | 437 |
| 796 | Egypt | 7 | 161 | 235 | 337 |
| 800 | Family | 7 | 160 | 584 | 570 |
| 800 | Ultrasonic Imaging | 26 | 160 | 66 | 314 |
| 802 | Public Policy | 10 | 159 | 852 | 1179 |
| 802 | Strategic planning | 1 | 159 | 1268 | 563 |
| 802 | Fisheries | 9 | 159 | 823 | 960 |
| 805 | nuclear spectroscopy | 2 | 158 | 2 | 2 |
| 805 | Ethnology | 16 | 158 | 506 | 671 |
| 807 | Econometrics | 15 | 157 | 557 | 774 |
| 807 | biomedicine | 2 | 157 | 616 | 384 |
| 809 | Discrete geometry | 2 | 156 | 336 | 95 |
| 809 | Lymphatic system | 1 | 156 | 163 | 43 |
| 809 | System analysis | 18 | 156 | 931 | 1569 |
| 812 | Animal genetics | 7 | 155 | 334 | 389 |
| 813 | Landscape Ecology | 3 | 154 | 451 | 394 |
| 813 | Regional Economics | 4 | 154 | 398 | 287 |
| 813 | Minerals | 5 | 154 | 555 | 481 |
| 816 | Cognitive Grammar | 9 | 153 | 11 | 32 |
| 817 | embryonic development | 4 | 152 | 309 | 279 |
| 817 | Soil fertility | 5 | 152 | 202 | 305 |
| 819 | exobiology | 3 | 150 | 272 | 286 |
| 819 | Radiation effects | 1 | 150 | 1053 | 537 |
| 821 | Luminescence | 10 | 149 | 695 | 829 |
| 821 | synthesis | 7 | 149 | 696 | 500 |
| 823 | Digestive system diseases | 7 | 148 | 539 | 594 |
| 824 | Geodynamics | 8 | 147 | 536 | 684 |
| 824 | Light | 11 | 147 | 427 | 849 |
| 824 | cross-cultural comparison | 7 | 147 | 257 | 280 |
| 824 | tomography | 3 | 147 | 341 | 183 |
| 828 | Mineralogy | 6 | 146 | 888 | 871 |
| 828 | Genetic algorithms | 6 | 146 | 185 | 384 |
| 828 | Malaria | 6 | 146 | 374 | 426 |
| 828 | Yeast | 6 | 146 | 253 | 333 |
| 828 | Acarology | 3 | 146 | 278 | 148 |
| 828 | Mites | 3 | 146 | 402 | 177 |
| 828 | Ticks | 3 | 146 | 269 | 148 |
| 828 | Acari | 3 | 146 | 269 | 148 |
| 836 | Enzyme | 6 | 145 | 311 | 499 |
| 837 | Geodesy | 18 | 144 | 150 | 456 |
| 838 | Climate Change Mitigation | 2 | 143 | 51 | 83 |
| 838 | Machine Learning | 1 | 143 | 573 | 243 |
| 838 | Mass Media | 13 | 143 | 299 | 289 |
| 838 | Global warming | 2 | 143 | 192 | 90 |
| 838 | sea level | 2 | 143 | 51 | 83 |
| 843 | Radiologic Technology | 11 | 142 | 27 | 35 |
| 843 | Game Theory | 5 | 142 | 412 | 332 |
| 843 | Adolescent Medicine | 4 | 142 | 395 | 580 |
| 843 | Interventional Radiology | 11 | 142 | 27 | 35 |
| 843 | food technology | 10 | 142 | 1357 | 1962 |
| 843 | Interventional Radiography | 11 | 142 | 27 | 35 |
| 843 | Endoscopic Surgery | 11 | 142 | 27 | 35 |
| 843 | Cosmochemistry | 10 | 142 | 441 | 700 |
| 851 | Ornithology | 5 | 141 | 706 | 523 |
| 851 | Bones | 7 | 141 | 432 | 663 |
| 853 | Radiopharmaceuticals | 18 | 140 | 60 | 87 |
| 853 | X-ray crystallography | 9 | 140 | 288 | 288 |
| 855 | Precision medicine | 4 | 139 | 151 | 104 |
| 856 | Historical Linguistics | 4 | 137 | 61 | 17 |
| 857 | cytokines | 4 | 136 | 952 | 990 |
| 857 | Hippocampus | 4 | 136 | 242 | 311 |
| 859 | Cosmology | 5 | 135 | 473 | 472 |
| 859 | Synchrotron Radiation | 4 | 135 | 293 | 197 |
| 861 | Musicology | 9 | 134 | 64 | 65 |
| 861 | organization | 4 | 134 | 687 | 770 |
| 863 | medical errors | 9 | 133 | 10 | 22 |
| 863 | Hematopoietic stem cell transplantation | 6 | 133 | 233 | 382 |
| 863 | safety | 9 | 133 | 11 | 29 |
| 863 | Chromosomes | 8 | 133 | 476 | 759 |
| 867 | Asthma | 3 | 132 | 606 | 364 |
| 867 | Psychometrics | 7 | 132 | 273 | 336 |
| 867 | families | 6 | 132 | 580 | 516 |
| 867 | Asia | 12 | 132 | 1302 | 1625 |
| 867 | Social problems | 8 | 132 | 335 | 505 |
| 872 | Dentistry | 10 | 131 | 328 | 356 |
| 872 | Tribology | 4 | 131 | 987 | 826 |
| 872 | Pituitary gland | 4 | 131 | 136 | 135 |
| 875 | Archaeology | 14 | 130 | 582 | 798 |
| 875 | Criminology | 9 | 130 | 533 | 594 |
| 877 | Greenhouse gases | 1 | 129 | 462 | 292 |
| 878 | Social perception | 3 | 128 | 125 | 134 |
| 879 | food contamination | 8 | 127 | 488 | 619 |
| 879 | cryosphere | 8 | 127 | 196 | 315 |
| 881 | economic indicators | 4 | 126 | 63 | 35 |
| 882 | Heterocyclic chemistry | 8 | 125 | 209 | 138 |
| 882 | Forecasting | 3 | 125 | 540 | 382 |
| 882 | Wildlife conservation | 3 | 125 | 980 | 1008 |
| 882 | Neuromuscular diseases | 6 | 125 | 384 | 448 |
| 882 | Biomass | 4 | 125 | 563 | 702 |
| 887 | Nanochemistry | 4 | 124 | 1102 | 926 |
| 888 | anesthesia | 7 | 123 | 271 | 214 |
| 889 | Adipose tissue | 11 | 122 | 2 | 32 |
| 889 | Cell surface receptors | 6 | 122 | 37 | 40 |
| 889 | children | 7 | 122 | 267 | 402 |
| 892 | Differential Equations | 8 | 121 | 647 | 677 |
| 893 | Respiratory system | 6 | 120 | 345 | 467 |
| 893 | natural products | 11 | 120 | 909 | 1256 |
| 895 | Seismology | 4 | 119 | 382 | 333 |
| 895 | Japan | 7 | 119 | 1081 | 1120 |
| 895 | Diplomatic relations | 13 | 119 | 232 | 233 |
| 895 | Aquaculture | 2 | 119 | 1562 | 1066 |
| 899 | Gastrointestinal diseases | 5 | 118 | 453 | 407 |
| 900 | Identity | 5 | 117 | 74 | 126 |
| 900 | Self | 5 | 117 | 106 | 154 |
| 900 | biological monitoring | 3 | 117 | 468 | 415 |
| 903 | polar regions | 4 | 116 | 531 | 472 |
| 904 | Rheumatology | 9 | 115 | 561 | 825 |
| 904 | Simulation Methods | 4 | 115 | 873 | 711 |
| 904 | Cytoskeleton | 7 | 115 | 141 | 240 |
| 904 | Communication in politics | 9 | 115 | 76 | 130 |
| 908 | Biodegradation | 2 | 114 | 938 | 713 |
| 908 | Water Microbiology | 2 | 114 | 572 | 362 |
| 908 | weather | 8 | 114 | 256 | 474 |
| 908 | Fouling | 2 | 114 | 289 | 243 |
| 912 | social justice | 2 | 113 | 511 | 137 |
| 913 | Biochemical Genetics | 1 | 112 | 859 | 174 |
| 913 | Cheminformatics | 7 | 112 | 118 | 372 |
| 913 | Recycling | 4 | 112 | 480 | 893 |
| 916 | Radiation Oncology | 4 | 111 | 262 | 271 |
| 916 | Ecosystem management | 2 | 111 | 802 | 563 |
| 918 | health services accessibility | 6 | 110 | 583 | 684 |
| 919 | drug abuse | 3 | 109 | 597 | 450 |
| 920 | Neonatology | 4 | 108 | 479 | 446 |
| 920 | Ion channels | 1 | 108 | 215 | 76 |
| 922 | Water quality management | 6 | 107 | 1235 | 1357 |
| 923 | Dyslexia | 3 | 106 | 137 | 150 |
| 923 | Small Business | 3 | 106 | 762 | 941 |
| 925 | Electrocardiography | 7 | 105 | 156 | 162 |
| 926 | Plant Biotechnology | 2 | 104 | 914 | 686 |
| 926 | Mitochondria | 3 | 104 | 243 | 281 |
| 926 | Probiotics | 3 | 104 | 151 | 134 |
| 926 | industrial relations | 5 | 104 | 635 | 594 |
| 926 | Genes | 17 | 104 | 330 | 900 |
| 931 | Restorative justice | 1 | 103 | 343 | 61 |
| 931 | Human Rights | 3 | 103 | 555 | 342 |
| 933 | Plant Genetics | 4 | 102 | 550 | 739 |
| 933 | Rural Development | 2 | 102 | 642 | 483 |
| 933 | Organizational Sociology | 2 | 102 | 467 | 324 |
| 933 | Land use | 7 | 102 | 686 | 1096 |
| 933 | technical education | 3 | 102 | 682 | 501 |
| 938 | Nanophotonics | 1 | 101 | 554 | 325 |
| 939 | Electrical Engineering | 42 | 100 | 844 | 1923 |
| 939 | Urban Policy | 3 | 100 | 870 | 820 |
| 939 | Supramolecular chemistry | 2 | 100 | 336 | 115 |
| 939 | Sales management | 2 | 100 | 295 | 364 |
| 939 | selling | 2 | 100 | 295 | 364 |
| 944 | Investment analysis | 5 | 99 | 699 | 767 |
| 944 | Cell adhesion | 5 | 99 | 76 | 173 |
| 944 | radioactive waste | 1 | 99 | 1329 | 1179 |
| 944 | industrial waste | 1 | 99 | 1379 | 1179 |
| 944 | Hazardous waste | 1 | 99 | 1527 | 1246 |
| 949 | Health Information Management | 3 | 98 | 314 | 671 |
| 949 | Chemotherapy | 8 | 98 | 642 | 921 |
| 949 | Periglacial processes | 2 | 98 | 166 | 141 |
| 949 | disarmament | 1 | 98 | 283 | 117 |
| 949 | Hemophilia | 6 | 98 | 236 | 250 |
| 949 | Permafrost | 2 | 98 | 166 | 141 |
| 949 | Frozen ground | 2 | 98 | 168 | 142 |
| 956 | Nutrition physiology | 7 | 96 | 392 | 662 |
| 956 | Happiness | 7 | 96 | 189 | 477 |
| 956 | Globalization | 8 | 96 | 272 | 453 |
| 956 | particles | 2 | 96 | 1267 | 875 |
| 960 | refugees | 4 | 95 | 169 | 151 |
| 960 | conflict management | 3 | 95 | 250 | 271 |
| 962 | Stroke | 6 | 94 | 3 | 14 |
| 962 | Substance Abuse | 8 | 94 | 758 | 1058 |
| 962 | Entrepreneurship | 4 | 94 | 869 | 1171 |
| 965 | Digital Media | 3 | 93 | 193 | 189 |
| 965 | Topology | 4 | 93 | 297 | 194 |
| 965 | Medicinal plants | 3 | 93 | 1326 | 1474 |
| 965 | Multilingualism | 4 | 93 | 223 | 240 |
| 965 | transport vesicles | 1 | 93 | 394 | 442 |
| 965 | Online journalism | 3 | 93 | 92 | 141 |
| 965 | cycles | 2 | 93 | 212 | 43 |
| 972 | Europa | 5 | 92 | 374 | 491 |
| 973 | epilepsy | 9 | 91 | 456 | 740 |
| 973 | Waste management | 4 | 91 | 1200 | 1152 |
| 973 | Water Purification | 4 | 91 | 985 | 936 |
| 973 | Social policy | 17 | 91 | 323 | 770 |
| 973 | Paleobotany | 1 | 91 | 318 | 158 |
| 973 | Vegetation dynamics | 1 | 91 | 299 | 157 |
| 979 | Language Acquisition | 6 | 90 | 183 | 241 |
| 979 | Law and Economics | 5 | 90 | 213 | 179 |
| 979 | Agricultural systems | 2 | 90 | 369 | 375 |
| 979 | Isotopes | 19 | 90 | 1 | 47 |
| 983 | Serology | 4 | 89 | 386 | 452 |
| 983 | Religion | 33 | 89 | 140 | 372 |
| 983 | soil conservation | 3 | 89 | 769 | 786 |
| 983 | insurance | 15 | 89 | 108 | 288 |
| 983 | Trace elements | 4 | 89 | 202 | 346 |
| 983 | Stress | 4 | 89 | 202 | 289 |
| 989 | Arts | 2 | 88 | 550 | 128 |
| 989 | Infrared spectroscopy | 7 | 88 | 119 | 270 |
| 989 | movement | 4 | 88 | 269 | 368 |
| 989 | Glass | 7 | 88 | 640 | 953 |
| 993 | Clinical Trials | 2 | 87 | 549 | 341 |
| 993 | Nutritional support | 3 | 87 | 160 | 219 |
| 993 | economic conditions | 3 | 87 | 491 | 491 |
| 993 | Sedimentary rocks | 2 | 87 | 722 | 622 |
| 997 | Development Economics | 6 | 86 | 214 | 356 |
| 997 | Kinetics | 5 | 86 | 341 | 396 |
| 999 | Social Stratification | 2 | 85 | 107 | 87 |
| 999 | Social mobility | 2 | 85 | 107 | 87 |