| 1 | Biology | 2,975 | 374.0K | 77 | 59 |
| 2 | Science | 3,591 | 372.8K | 55 | 61 |
| 3 | Physics | 3,208 | 349.6K | 103 | 67 |
| 4 | Medicine | 3,419 | 208.8K | 63 | 70 |
| 5 | Natural history | 565 | 193.0K | 80 | 66 |
| 6 | Chemistry | 2,462 | 192.1K | 123 | 84 |
| 7 | Biochemistry | 3,203 | 183.2K | 67 | 56 |
| 8 | Molecular Biology | 2,030 | 160.2K | 80 | 71 |
| 9 | Cytology | 1,208 | 158.2K | 54 | 54 |
| 10 | Cell Biology | 924 | 141.4K | 59 | 59 |
| 11 | Neurology | 1,830 | 131.1K | 72 | 77 |
| 12 | Microbiology | 1,661 | 125.8K | 52 | 41 |
| 13 | Research | 2,693 | 122.7K | 43 | 39 |
| 14 | Virology | 561 | 97.8K | 72 | 62 |
| 15 | Human genetics | 504 | 93.3K | 45 | 63 |
| 16 | Ecology | 1,241 | 91.9K | 72 | 67 |
| 17 | Environmental Health | 1,251 | 85.6K | 14 | 14 |
| 18 | Psychiatry | 1,057 | 70.2K | 48 | 47 |
| 19 | Pharmacology | 1,672 | 68.3K | 23 | 25 |
| 20 | Biophysics | 1,436 | 67.7K | 48 | 31 |
| 21 | Environment | 840 | 66.9K | 49 | 45 |
| 22 | Geophysics | 1,296 | 65.7K | 47 | 37 |
| 23 | Psychology | 1,094 | 64.9K | 53 | 47 |
| 24 | Botany | 731 | 63.1K | 74 | 39 |
| 25 | Psychophysiology | 993 | 61.8K | 26 | 22 |
| 26 | Epidemiology | 970 | 57.0K | 30 | 27 |
| 27 | Astronomy | 886 | 55.9K | 134 | 127 |
| 28 | Crystallography | 147 | 55.2K | 45 | 6 |
| 29 | Public Health | 926 | 51.5K | 79 | 62 |
| 30 | Toxicology | 951 | 51.1K | 29 | 11 |
| 31 | Catalysis | 831 | 50.4K | 51 | 41 |
| 32 | Astrophysics | 694 | 50.4K | 186 | 192 |
| 33 | Environmental Policy | 637 | 49.7K | 5 | 5 |
| 34 | Medical genetics | 761 | 49.2K | 40 | 55 |
| 35 | Genetics | 540 | 48.9K | 111 | 108 |
| 36 | Pollution | 740 | 48.0K | 80 | 69 |
| 37 | human behavior | 545 | 47.8K | 17 | 13 |
| 38 | Neurophysiology | 665 | 47.7K | 54 | 59 |
| 39 | Behavior | 774 | 46.4K | 34 | 30 |
| 40 | Nuclear Physics | 982 | 46.3K | 200 | 150 |
| 41 | Geology | 804 | 46.1K | 45 | 29 |
| 42 | Earth Sciences | 550 | 44.8K | 23 | 10 |
| 43 | Endocrinology | 568 | 42.1K | 72 | 66 |
| 44 | Immunology | 854 | 41.2K | 49 | 98 |
| 45 | Hematology | 716 | 39.4K | 78 | 72 |
| 46 | Cancer | 664 | 38.6K | 68 | 72 |
| 47 | United States | 649 | 36.1K | 137 | 72 |
| 48 | Developmental Biology | 323 | 35.1K | 74 | 53 |
| 49 | Geochemistry | 661 | 34.5K | 22 | 21 |
| 50 | Mental Disorders | 526 | 33.6K | 48 | 49 |
| 51 | Social Psychology | 607 | 33.3K | 26 | 42 |
| 52 | Animal Behavior | 380 | 32.8K | 36 | 15 |
| 53 | Biotechnology | 397 | 32.7K | 215 | 156 |
| 54 | Nanotechnology | 487 | 32.4K | 221 | 195 |
| 55 | transport vesicles | 57 | 32.4K | 2 | 1 |
| 56 | Environmental Engineering | 441 | 32.0K | 56 | 48 |
| 57 | X-ray crystallography | 28 | 31.4K | 111 | 9 |
| 58 | Plants | 168 | 30.8K | 90 | 23 |
| 59 | Membranes | 406 | 30.8K | 10 | 8 |
| 60 | Bacteriology | 313 | 29.8K | 43 | 36 |
| 61 | Physiology | 569 | 29.7K | 108 | 93 |
| 62 | Europe | 914 | 29.4K | 11 | 4 |
| 63 | Ethology | 300 | 28.8K | 29 | 12 |
| 64 | nuclear magnetic resonance | 279 | 28.8K | 8 | 2 |
| 65 | Brain | 591 | 28.6K | 44 | 48 |
| 66 | Spectrum analysis | 527 | 27.8K | 177 | 194 |
| 67 | Education | 505 | 27.6K | 66 | 21 |
| 68 | Reproduction | 567 | 27.4K | 12 | 9 |
| 69 | Regional Planning | 285 | 27.3K | 11 | 1 |
| 70 | Meteorology | 404 | 25.9K | 72 | 63 |
| 71 | Colloids | 471 | 25.7K | 97 | 49 |
| 72 | Psychopharmacology | 357 | 25.4K | 24 | 26 |
| 73 | Embryology | 275 | 25.3K | 44 | 37 |
| 74 | Plant cells | 165 | 24.6K | 66 | 52 |
| 75 | Environmental monitoring | 455 | 24.3K | 27 | 24 |
| 76 | Metabolism | 404 | 24.2K | 86 | 98 |
| 77 | Radiography | 93 | 24.1K | 61 | 5 |
| 78 | Medical Microbiology | 464 | 24.0K | 13 | 31 |
| 79 | Planets | 357 | 24.0K | 64 | 46 |
| 80 | Bioengineering | 242 | 23.9K | 231 | 145 |
| 81 | Surface Chemistry | 503 | 23.3K | 78 | 49 |
| 82 | nuclear magnetic resonance spectroscopy | 94 | 23.3K | 14 | 2 |
| 83 | Materials | 264 | 22.4K | 650 | 348 |
| 84 | Child psychology | 319 | 22.2K | 41 | 36 |
| 85 | medical education | 441 | 21.9K | 18 | 9 |
| 86 | Biocompatible Materials | 250 | 21.9K | 272 | 154 |
| 87 | Water | 287 | 21.8K | 52 | 37 |
| 88 | Immunity | 213 | 21.8K | 91 | 115 |
| 89 | Condensed Matter | 606 | 21.6K | 164 | 174 |
| 90 | Child Development | 410 | 21.2K | 28 | 40 |
| 91 | Environmental Toxicology | 199 | 21.2K | 40 | 14 |
| 92 | Energy Policy | 279 | 21.0K | 42 | 21 |
| 93 | Sociology | 387 | 20.8K | 62 | 44 |
| 94 | Public Administration | 291 | 20.5K | 9 | 2 |
| 95 | Diagnostic Imaging | 325 | 20.3K | 23 | 14 |
| 96 | Solid State Physics | 573 | 20.1K | 195 | 177 |
| 97 | Hydrology | 320 | 19.9K | 43 | 26 |
| 98 | Microbial Ecology | 275 | 19.9K | 57 | 74 |
| 99 | plant molecular biology | 126 | 19.7K | 99 | 49 |
| 100 | environmental pollution | 416 | 19.6K | 95 | 89 |
| 101 | Pharmaceutical Chemistry | 407 | 19.5K | 92 | 85 |
| 102 | Nervous system | 357 | 19.3K | 46 | 78 |
| 103 | Growth | 193 | 19.0K | 55 | 58 |
| 104 | Adolescent | 428 | 18.8K | 31 | 9 |
| 105 | Diabetes | 240 | 18.8K | 85 | 67 |
| 106 | Statistical physics | 520 | 18.8K | 107 | 94 |
| 107 | personality | 257 | 18.6K | 28 | 35 |
| 108 | Cardiovascular system | 194 | 18.5K | 95 | 92 |
| 109 | Biogeochemistry | 344 | 18.3K | 5 | 10 |
| 110 | Polymers | 314 | 18.3K | 319 | 175 |
| 111 | Mental illness | 307 | 18.3K | 45 | 60 |
| 112 | Schizophrenia | 316 | 18.2K | 16 | 16 |
| 113 | drug therapy | 521 | 18.1K | 23 | 35 |
| 114 | Pharmacy | 304 | 18.0K | 42 | 18 |
| 115 | environmental protection | 293 | 17.8K | 40 | 18 |
| 116 | Meteorites | 214 | 17.8K | 40 | 29 |
| 117 | Diabetes mellitus | 208 | 17.7K | 84 | 67 |
| 118 | adolescence | 300 | 17.7K | 5 | 3 |
| 119 | Histology | 281 | 17.6K | 22 | 18 |
| 120 | viruses | 202 | 17.6K | 79 | 62 |
| 121 | Pediatrics | 280 | 17.5K | 117 | 105 |
| 122 | Critical Care Medicine | 237 | 17.5K | 47 | 52 |
| 122 | Plant physiology | 162 | 17.5K | 98 | 44 |
| 124 | Critical Care | 243 | 17.5K | 45 | 51 |
| 125 | Metabolic diseases | 297 | 17.3K | 84 | 126 |
| 126 | Genomics | 394 | 17.1K | 57 | 62 |
| 127 | Recycling | 76 | 17.1K | 10 | 1 |
| 128 | Neuropsychology | 422 | 17.0K | 23 | 34 |
| 129 | Plant Ecology | 264 | 16.9K | 11 | 11 |
| 130 | Biochemical Engineering | 102 | 16.6K | 407 | 194 |
| 131 | Quantum Gravity | 339 | 16.6K | 172 | 140 |
| 132 | Food Microbiology | 113 | 16.6K | 38 | 7 |
| 133 | Hypertension | 192 | 16.5K | 97 | 84 |
| 134 | Neurobiology | 241 | 16.4K | 64 | 69 |
| 135 | sanitation | 180 | 16.3K | 74 | 70 |
| 136 | Teaching | 264 | 16.2K | 22 | 3 |
| 137 | Educational Psychology | 266 | 16.1K | 14 | 8 |
| 138 | Climatology | 278 | 15.9K | 58 | 57 |
| 139 | Chronic diseases | 224 | 15.9K | 9 | 33 |
| 140 | Chemical Engineering | 157 | 15.6K | 604 | 251 |
| 141 | Medical Physics | 441 | 15.5K | 31 | 32 |
| 142 | plant communities | 202 | 15.4K | 10 | 7 |
| 143 | Drug delivery systems | 103 | 15.2K | 51 | 8 |
| 144 | Nutrition | 366 | 15.2K | 139 | 155 |
| 145 | Developmental Psychology | 277 | 15.1K | 9 | 18 |
| 146 | Land Use Planning | 66 | 15.1K | 10 | 1 |
| 147 | Technology | 244 | 15.0K | 174 | 60 |
| 148 | Surgery | 265 | 14.9K | 76 | 142 |
| 149 | Quality of life | 118 | 14.8K | 36 | 7 |
| 150 | Renewable Energy Sources | 157 | 14.8K | 78 | 76 |
| 151 | Biodiversity | 271 | 14.7K | 14 | 19 |
| 152 | Biomass Energy | 140 | 14.6K | 100 | 50 |
| 153 | Oncology | 176 | 14.6K | 119 | 120 |
| 154 | Ophthalmology | 324 | 14.4K | 54 | 52 |
| 155 | Plant diseases | 136 | 14.4K | 145 | 31 |
| 156 | Social Sciences | 393 | 14.3K | 45 | 37 |
| 157 | Vocational guidance | 45 | 14.1K | 137 | 9 |
| 158 | behavioral medicine | 107 | 14.0K | 68 | 20 |
| 159 | Oceanography | 372 | 13.8K | 46 | 67 |
| 160 | Image Processing | 100 | 13.7K | 218 | 73 |
| 161 | Economics | 354 | 13.7K | 181 | 146 |
| 162 | Sustainable Development | 182 | 13.6K | 12 | 14 |
| 163 | soil microbiology | 153 | 13.5K | 58 | 41 |
| 164 | Cognition | 377 | 13.4K | 20 | 60 |
| 165 | Cell differentiation | 173 | 13.4K | 89 | 110 |
| 166 | Computer Vision | 88 | 13.1K | 71 | 28 |
| 167 | Anatomy | 210 | 13.1K | 70 | 72 |
| 168 | Environmental Law | 219 | 13.1K | 7 | 14 |
| 169 | infection | 251 | 13.1K | 16 | 20 |
| 170 | city planning | 263 | 12.8K | 14 | 4 |
| 171 | Artificial Intelligence | 275 | 12.8K | 112 | 128 |
| 172 | Cytogenetics | 120 | 12.6K | 99 | 82 |
| 173 | Analytical Chemistry | 294 | 12.5K | 236 | 188 |
| 174 | atmospheric models | 105 | 12.5K | 32 | 16 |
| 175 | Stem cells | 170 | 12.4K | 48 | 19 |
| 176 | Aging | 221 | 12.4K | 160 | 94 |
| 177 | Electrochemistry | 308 | 12.3K | 246 | 141 |
| 178 | arthritis | 213 | 12.1K | 40 | 52 |
| 179 | Mathematical Physics | 319 | 12.1K | 76 | 74 |
| 180 | energy resources | 152 | 12.0K | 17 | 16 |
| 181 | Human Geography | 337 | 12.0K | 8 | 9 |
| 182 | cryosphere | 185 | 12.0K | 1 | 1 |
| 183 | Paleoclimatology | 247 | 11.9K | 5 | 5 |
| 184 | Parasitic Diseases | 234 | 11.8K | 27 | 28 |
| 185 | cell physiology | 126 | 11.8K | 89 | 56 |
| 186 | Social Change | 123 | 11.8K | 2 | 1 |
| 187 | water supply | 135 | 11.7K | 38 | 17 |
| 188 | Host-parasite interactions | 109 | 11.5K | 68 | 58 |
| 189 | Geomorphology | 214 | 11.5K | 13 | 11 |
| 190 | Geodynamics | 206 | 11.3K | 14 | 8 |
| 191 | Atmospheric Physics | 207 | 11.2K | 99 | 93 |
| 192 | Materials Science | 252 | 11.2K | 381 | 355 |
| 193 | Occupational Health | 238 | 11.1K | 5 | 2 |
| 194 | Learning | 231 | 11.0K | 17 | 28 |
| 195 | psychotherapy | 161 | 10.9K | 43 | 37 |
| 196 | Biomedical Engineering | 229 | 10.9K | 328 | 234 |
| 197 | United Kingdom | 159 | 10.9K | 60 | 36 |
| 198 | Water pollution | 162 | 10.9K | 147 | 105 |
| 199 | Biodiversity conservation | 104 | 10.8K | 120 | 110 |
| 200 | Paleoecology | 225 | 10.8K | 5 | 3 |
| 201 | genome | 90 | 10.7K | 121 | 110 |
| 202 | Evolution | 170 | 10.7K | 94 | 111 |
| 203 | Cognitive neuroscience | 147 | 10.7K | 41 | 57 |
| 204 | Diagnostic microbiology | 124 | 10.7K | 50 | 46 |
| 205 | Molecular structure | 147 | 10.6K | 78 | 63 |
| 206 | biological evolution | 143 | 10.6K | 150 | 157 |
| 207 | Pathology | 271 | 10.6K | 77 | 117 |
| 208 | Economic Geography | 231 | 10.5K | 1 | 1 |
| 209 | Cardiovascular diseases | 266 | 10.5K | 16 | 10 |
| 210 | Infections | 181 | 10.5K | 11 | 20 |
| 211 | Statistics | 245 | 10.4K | 112 | 97 |
| 212 | Proteome | 175 | 10.4K | 16 | 18 |
| 213 | proteins | 184 | 10.3K | 66 | 54 |
| 214 | occupational diseases | 215 | 10.2K | 6 | 2 |
| 215 | Perception | 354 | 10.2K | 46 | 64 |
| 216 | Social behavior | 167 | 10.2K | 19 | 23 |
| 217 | management | 159 | 10.2K | 245 | 234 |
| 218 | Vaccines | 314 | 10.1K | 25 | 34 |
| 219 | Health Education | 256 | 10.0K | 44 | 26 |
| 220 | Virulence | 120 | 10.0K | 47 | 48 |
| 221 | Clinical Chemistry | 309 | 9.9K | 69 | 109 |
| 222 | Biomass | 61 | 9.9K | 14 | 1 |
| 223 | Paleogeography | 190 | 9.9K | 6 | 3 |
| 224 | Environmental Economics | 125 | 9.9K | 1 | 2 |
| 225 | Atmospheric Chemistry | 167 | 9.8K | 60 | 73 |
| 226 | Neurons | 48 | 9.8K | 101 | 111 |
| 227 | drugs | 358 | 9.7K | 12 | 22 |
| 228 | Medical Oncology | 213 | 9.7K | 91 | 95 |
| 229 | Pediatric Neurology | 90 | 9.7K | 78 | 73 |
| 230 | Rheumatology | 220 | 9.7K | 24 | 39 |
| 231 | rehabilitation | 264 | 9.7K | 56 | 63 |
| 232 | Neurochemistry | 228 | 9.6K | 116 | 137 |
| 233 | Therapeutics | 188 | 9.5K | 62 | 67 |
| 234 | Hemophilia | 244 | 9.5K | 2 | 1 |
| 235 | Mathematics | 648 | 9.5K | 199 | 199 |
| 236 | Geriatrics | 216 | 9.5K | 183 | 144 |
| 237 | Transportation | 166 | 9.5K | 90 | 42 |
| 238 | Clinical Psychology | 112 | 9.4K | 85 | 55 |
| 239 | Diet | 163 | 9.4K | 108 | 114 |
| 240 | Economic History | 206 | 9.3K | 138 | 49 |
| 241 | biopolymers | 163 | 9.3K | 18 | 4 |
| 242 | global environmental change | 141 | 9.3K | 9 | 9 |
| 243 | Happiness | 17 | 9.1K | 42 | 1 |
| 244 | Youth | 169 | 9.1K | 4 | 3 |
| 245 | Molecular Microbiology | 101 | 9.1K | 38 | 31 |
| 246 | energy conservation | 122 | 9.0K | 107 | 91 |
| 247 | Genetic engineering | 97 | 8.9K | 142 | 53 |
| 248 | Health | 217 | 8.8K | 78 | 70 |
| 249 | environmental exposure | 221 | 8.8K | 12 | 12 |
| 250 | brain mapping | 111 | 8.7K | 19 | 18 |
| 251 | Vision | 211 | 8.7K | 5 | 20 |
| 252 | risk factors | 208 | 8.7K | 2 | 2 |
| 253 | Environmental Chemistry | 127 | 8.7K | 81 | 124 |
| 254 | nucleic acids | 116 | 8.6K | 147 | 191 |
| 255 | Computational Biology | 151 | 8.6K | 145 | 164 |
| 256 | Cognitive Science | 132 | 8.6K | 39 | 58 |
| 257 | Nanostructured Materials | 195 | 8.6K | 228 | 213 |
| 258 | Climate change | 70 | 8.4K | 94 | 108 |
| 259 | Radiobiology | 179 | 8.3K | 89 | 78 |
| 260 | Green Chemistry | 107 | 8.3K | 120 | 70 |
| 261 | Eutrophication | 68 | 8.3K | 97 | 110 |
| 262 | Solid State Chemistry | 233 | 8.2K | 61 | 39 |
| 263 | Health Policy | 188 | 8.2K | 100 | 68 |
| 264 | Economic Development | 97 | 8.1K | 87 | 45 |
| 265 | Clinical Pharmacology | 298 | 8.1K | 13 | 16 |
| 266 | Marine Biology | 225 | 8.1K | 122 | 124 |
| 267 | Neurosurgery | 126 | 8.0K | 19 | 18 |
| 268 | Obesity | 183 | 8.0K | 105 | 113 |
| 269 | fertility | 115 | 8.0K | 60 | 41 |
| 270 | Sports Medicine | 148 | 8.0K | 164 | 96 |
| 271 | Environmental Management | 134 | 8.0K | 136 | 96 |
| 272 | Soft Condensed Matter | 157 | 7.9K | 19 | 8 |
| 273 | nanoscience | 134 | 7.9K | 281 | 274 |
| 274 | Nonlinear Dynamics | 215 | 7.9K | 92 | 88 |
| 275 | Environmental Microbiology | 119 | 7.8K | 28 | 40 |
| 276 | Genetic regulation | 52 | 7.8K | 135 | 93 |
| 277 | Allergy | 75 | 7.7K | 137 | 141 |
| 278 | Disease | 10 | 7.6K | 101 | 51 |
| 279 | diseases | 9 | 7.6K | 122 | 54 |
| 280 | Obstetrics | 249 | 7.4K | 114 | 130 |
| 281 | counseling | 162 | 7.3K | 56 | 27 |
| 282 | Infertility | 94 | 7.3K | 82 | 45 |
| 283 | Work | 41 | 7.2K | 18 | 1 |
| 284 | Job satisfaction | 40 | 7.2K | 3 | 1 |
| 284 | job stress | 40 | 7.2K | 3 | 1 |
| 286 | Patient education | 150 | 7.2K | 8 | 7 |
| 287 | Electrochemical Analysis | 139 | 7.2K | 39 | 15 |
| 288 | Child | 310 | 7.2K | 67 | 82 |
| 289 | Medical Anthropology | 98 | 7.2K | 94 | 68 |
| 290 | Proteomics | 119 | 7.2K | 17 | 21 |
| 291 | sustainability | 64 | 7.2K | 22 | 16 |
| 292 | Physical Chemistry | 128 | 7.1K | 144 | 128 |
| 293 | Public Policy | 162 | 7.1K | 49 | 28 |
| 294 | Primary health care | 244 | 6.9K | 33 | 34 |
| 295 | Bioorganic chemistry | 133 | 6.9K | 206 | 135 |
| 296 | Optics | 154 | 6.9K | 626 | 309 |
| 297 | Immunotherapy | 122 | 6.8K | 101 | 142 |
| 298 | Lipids | 103 | 6.8K | 49 | 40 |
| 299 | Liver diseases | 74 | 6.8K | 181 | 165 |
| 300 | Cybernetics | 90 | 6.7K | 107 | 75 |
| 301 | Microorganisms | 50 | 6.6K | 82 | 44 |
| 302 | Health Services Research | 195 | 6.5K | 50 | 63 |
| 303 | Post-traumatic stress disorder | 179 | 6.5K | 8 | 20 |
| 304 | Research Design | 148 | 6.5K | 35 | 61 |
| 305 | Adolescent Psychology | 127 | 6.5K | 14 | 11 |
| 306 | Soil biology | 68 | 6.4K | 84 | 59 |
| 307 | miniaturization | 82 | 6.4K | 225 | 207 |
| 308 | Linguistics | 267 | 6.4K | 14 | 42 |
| 309 | Nuclear Medicine | 180 | 6.3K | 28 | 41 |
| 310 | Memory | 177 | 6.2K | 111 | 123 |
| 311 | Organic Chemistry | 130 | 6.2K | 315 | 196 |
| 312 | Magnetic Resonance Spectroscopy | 207 | 6.2K | 22 | 26 |
| 313 | Parasitology | 149 | 6.1K | 100 | 62 |
| 314 | Developmental Genetics | 37 | 6.1K | 116 | 88 |
| 315 | Immune system | 60 | 6.1K | 109 | 182 |
| 316 | Politics | 44 | 6.1K | 55 | 7 |
| 316 | government | 44 | 6.1K | 80 | 9 |
| 318 | Sedimentology | 98 | 6.0K | 3 | 4 |
| 319 | Luminescence | 125 | 6.0K | 17 | 3 |
| 319 | Europa | 88 | 6.0K | 3 | 1 |
| 321 | Molecular Genetics | 110 | 6.0K | 125 | 144 |
| 322 | Gene expression regulation | 44 | 6.0K | 129 | 86 |
| 323 | gene mapping | 107 | 6.0K | 129 | 156 |
| 324 | Environmental pollutants | 139 | 5.9K | 68 | 49 |
| 325 | Electrophoresis | 176 | 5.9K | 20 | 18 |
| 326 | polymerization | 114 | 5.9K | 628 | 389 |
| 327 | Industrial Microbiology | 68 | 5.8K | 149 | 60 |
| 328 | Animal ecology | 60 | 5.8K | 135 | 50 |
| 329 | Food | 150 | 5.8K | 167 | 171 |
| 330 | Geography | 158 | 5.6K | 123 | 123 |
| 331 | Biometrics | 119 | 5.6K | 62 | 54 |
| 332 | Cosmochemistry | 141 | 5.6K | 11 | 20 |
| 333 | Attention | 178 | 5.6K | 93 | 92 |
| 334 | pollutants | 123 | 5.6K | 65 | 47 |
| 335 | Soil Science | 111 | 5.5K | 119 | 89 |
| 336 | Physical Therapy | 123 | 5.5K | 77 | 77 |
| 337 | Molecular Imaging | 141 | 5.5K | 14 | 33 |
| 338 | viral genetics | 28 | 5.5K | 81 | 81 |
| 339 | Small Business | 42 | 5.4K | 36 | 35 |
| 340 | Microelectronics | 68 | 5.4K | 286 | 210 |
| 341 | protein | 87 | 5.4K | 81 | 68 |
| 342 | ecosystem | 80 | 5.3K | 67 | 58 |
| 343 | Medical Laboratory Science | 122 | 5.3K | 114 | 158 |
| 344 | Mycology | 114 | 5.3K | 89 | 66 |
| 345 | Optical materials | 72 | 5.3K | 425 | 287 |
| 346 | Oncogenes | 65 | 5.3K | 158 | 152 |
| 347 | alcoholism | 119 | 5.2K | 118 | 94 |
| 348 | Developing countries | 150 | 5.2K | 82 | 85 |
| 349 | economic policy | 101 | 5.2K | 158 | 54 |
| 350 | Sports | 100 | 5.2K | 200 | 97 |
| 351 | Fungi | 89 | 5.1K | 54 | 39 |
| 352 | disease outbreaks | 99 | 5.0K | 15 | 16 |
| 352 | Epidemics | 99 | 5.0K | 12 | 16 |
| 354 | Energy Conversion | 33 | 5.0K | 308 | 198 |
| 355 | Telecommunication | 93 | 4.9K | 339 | 251 |
| 356 | Sustainable Engineering | 77 | 4.9K | 123 | 75 |
| 357 | Hormones | 114 | 4.9K | 48 | 53 |
| 358 | Electronics | 112 | 4.9K | 494 | 315 |
| 358 | Paleoceanography | 60 | 4.9K | 5 | 7 |
| 360 | Geomagnetism | 161 | 4.9K | 14 | 16 |
| 361 | biocatalysis | 14 | 4.9K | 27 | 14 |
| 361 | Homogeneous catalysis | 14 | 4.9K | 27 | 14 |
| 361 | Heterogeneous catalysis | 14 | 4.9K | 27 | 14 |
| 364 | Bioinformatics | 75 | 4.8K | 233 | 224 |
| 365 | Law | 222 | 4.8K | 14 | 6 |
| 366 | Immunopathology | 148 | 4.8K | 39 | 58 |
| 367 | Organic Geochemistry | 106 | 4.8K | 8 | 13 |
| 368 | Regional Economics | 55 | 4.7K | 5 | 1 |
| 369 | Developmental Disabilities | 101 | 4.7K | 74 | 75 |
| 370 | Biogeochemical cycles | 51 | 4.7K | 30 | 32 |
| 371 | Microbial Genetics | 22 | 4.6K | 53 | 6 |
| 371 | phytopathogenic bacteria | 22 | 4.6K | 41 | 6 |
| 373 | Urology | 132 | 4.6K | 171 | 186 |
| 374 | Social policy | 72 | 4.6K | 45 | 4 |
| 375 | Leukemia | 70 | 4.5K | 120 | 141 |
| 376 | Sexual health | 73 | 4.5K | 38 | 12 |
| 377 | gene therapy | 74 | 4.5K | 73 | 64 |
| 378 | Mass Spectrometry | 108 | 4.5K | 38 | 34 |
| 379 | solar cells | 63 | 4.5K | 41 | 18 |
| 380 | Molecules | 82 | 4.5K | 141 | 57 |
| 381 | Nanostructures | 40 | 4.5K | 325 | 167 |
| 382 | animals | 116 | 4.5K | 42 | 12 |
| 383 | Cerebral cortex | 92 | 4.4K | 51 | 78 |
| 384 | Thrombosis | 92 | 4.4K | 78 | 70 |
| 385 | Chromosome mapping | 86 | 4.3K | 124 | 138 |
| 386 | drug addiction | 92 | 4.3K | 105 | 93 |
| 387 | Visual Perception | 184 | 4.3K | 87 | 127 |
| 388 | Bones | 32 | 4.3K | 141 | 45 |
| 389 | Anxiety | 42 | 4.3K | 60 | 36 |
| 390 | Mineralogy | 107 | 4.2K | 118 | 106 |
| 390 | Anxiety Disorders | 41 | 4.2K | 62 | 37 |
| 392 | Medical innovations | 35 | 4.2K | 135 | 122 |
| 393 | Liposomes | 104 | 4.2K | 3 | 17 |
| 394 | free radicals | 41 | 4.1K | 225 | 124 |
| 395 | Chemotherapy | 113 | 4.1K | 69 | 54 |
| 396 | scientific societies | 121 | 4.1K | 16 | 16 |
| 397 | industrial hygiene | 133 | 4.1K | 15 | 5 |
| 398 | Primates | 83 | 4.0K | 42 | 27 |
| 399 | Engineering | 103 | 4.0K | 450 | 252 |
| 400 | Organizational Behavior | 49 | 4.0K | 45 | 48 |
| 401 | Psychometrics | 90 | 4.0K | 27 | 46 |
| 402 | Parasites | 93 | 4.0K | 78 | 59 |
| 403 | Animal breeding | 177 | 3.9K | 11 | 22 |
| 404 | feeding behavior | 81 | 3.9K | 26 | 22 |
| 405 | Pharmaceutical Technology | 120 | 3.9K | 35 | 55 |
| 406 | pain | 77 | 3.9K | 142 | 159 |
| 407 | Petrology | 92 | 3.9K | 88 | 100 |
| 408 | human development | 73 | 3.9K | 58 | 54 |
| 409 | Paleontology | 107 | 3.8K | 86 | 49 |
| 409 | Tissue Engineering | 23 | 3.8K | 34 | 6 |
| 411 | Wildlife conservation | 48 | 3.8K | 142 | 91 |
| 412 | Transplantation | 69 | 3.8K | 162 | 155 |
| 413 | Microscopy | 92 | 3.8K | 47 | 51 |
| 414 | Public opinion | 71 | 3.8K | 4 | 7 |
| 415 | geological modeling | 17 | 3.8K | 109 | 15 |
| 416 | Geochemical Modeling | 15 | 3.8K | 88 | 15 |
| 417 | Psycholinguistics | 112 | 3.7K | 55 | 86 |
| 417 | Solar Energy | 59 | 3.7K | 137 | 85 |
| 419 | Computer Graphics | 139 | 3.7K | 107 | 138 |
| 420 | Appetite | 74 | 3.7K | 22 | 21 |
| 421 | Clinical Immunology | 98 | 3.7K | 59 | 51 |
| 422 | Genetic disorders | 106 | 3.7K | 14 | 15 |
| 423 | vascular diseases | 62 | 3.6K | 58 | 67 |
| 424 | Psychosomatic Medicine | 66 | 3.6K | 58 | 63 |
| 425 | Dermatology | 79 | 3.6K | 241 | 170 |
| 426 | Veterinary Immunology | 105 | 3.6K | 12 | 10 |
| 427 | Methodology | 50 | 3.6K | 4 | 3 |
| 428 | Chromatographic analysis | 153 | 3.6K | 46 | 42 |
| 429 | Biogeography | 43 | 3.6K | 117 | 89 |
| 430 | Randomized Controlled Trials | 155 | 3.5K | 31 | 25 |
| 431 | local government | 55 | 3.5K | 4 | 3 |
| 432 | Lipid bilayers | 74 | 3.5K | 5 | 18 |
| 433 | Greenhouse gases | 55 | 3.5K | 14 | 14 |
| 434 | drug development | 38 | 3.5K | 129 | 140 |
| 435 | Communication | 103 | 3.5K | 154 | 189 |
| 436 | behavior therapy | 117 | 3.5K | 40 | 66 |
| 437 | School Psychology | 32 | 3.5K | 75 | 22 |
| 438 | Carbohydrates | 40 | 3.4K | 27 | 10 |
| 439 | Breeding | 153 | 3.4K | 49 | 89 |
| 440 | Bacterial infections | 46 | 3.4K | 63 | 104 |
| 441 | glycoproteins | 71 | 3.4K | 12 | 14 |
| 441 | Glycoconjugates | 71 | 3.4K | 12 | 14 |
| 441 | glycolipids | 71 | 3.4K | 12 | 14 |
| 444 | Population | 74 | 3.3K | 41 | 30 |
| 445 | health planning | 116 | 3.3K | 79 | 68 |
| 446 | school psychologists | 22 | 3.3K | 35 | 8 |
| 447 | Medical Technology | 59 | 3.3K | 119 | 60 |
| 448 | epilepsy | 103 | 3.3K | 32 | 42 |
| 449 | Human Resources | 32 | 3.3K | 24 | 4 |
| 450 | Chromatography | 129 | 3.2K | 43 | 41 |
| 451 | Australia | 66 | 3.2K | 193 | 82 |
| 452 | Speech | 70 | 3.1K | 89 | 73 |
| 453 | Immunochemistry | 67 | 3.1K | 34 | 17 |
| 454 | disabilities | 90 | 3.1K | 21 | 21 |
| 455 | Transport | 53 | 3.1K | 35 | 20 |
| 456 | Crystallization | 21 | 3.1K | 108 | 3 |
| 457 | Criminology | 144 | 3.0K | 31 | 60 |
| 458 | Bone diseases | 41 | 3.0K | 22 | 37 |
| 459 | Animal genetics | 95 | 3.0K | 41 | 36 |
| 460 | Speech Disorders | 115 | 3.0K | 83 | 98 |
| 461 | Mathematics Education | 54 | 2.9K | 7 | 2 |
| 462 | Engineering Geology | 50 | 2.9K | 196 | 122 |
| 462 | Bioinorganic chemistry | 106 | 2.9K | 37 | 48 |
| 464 | Hemodynamics | 42 | 2.9K | 88 | 88 |
| 465 | enzymes | 69 | 2.9K | 118 | 113 |
| 466 | Strategic planning | 30 | 2.9K | 58 | 16 |
| 467 | energy development | 31 | 2.9K | 72 | 93 |
| 468 | Spine | 82 | 2.9K | 40 | 83 |
| 469 | Quantitative Research | 45 | 2.9K | 11 | 7 |
| 469 | Neuroimmunology | 60 | 2.9K | 33 | 59 |
| 471 | violence | 55 | 2.9K | 93 | 59 |
| 472 | Signal Transduction | 62 | 2.8K | 123 | 191 |
| 473 | Social Networks | 50 | 2.8K | 3 | 18 |
| 474 | Structuralism | 49 | 2.8K | 2 | 18 |
| 475 | Antigens | 96 | 2.8K | 30 | 54 |
| 476 | Psychoneuroimmunology | 58 | 2.8K | 26 | 54 |
| 477 | Orthopedics | 99 | 2.8K | 146 | 166 |
| 478 | Urban Policy | 74 | 2.8K | 21 | 19 |
| 479 | Alzheimer's disease | 120 | 2.8K | 142 | 146 |
| 480 | mycoses | 30 | 2.8K | 103 | 118 |
| 481 | optical instruments | 31 | 2.8K | 74 | 36 |
| 482 | Genetic therapy | 59 | 2.8K | 124 | 125 |
| 483 | Histochemistry | 45 | 2.8K | 95 | 31 |
| 483 | Photochemistry | 65 | 2.8K | 104 | 73 |
| 485 | Information Science | 48 | 2.8K | 390 | 230 |
| 486 | Natural resources | 49 | 2.7K | 59 | 42 |
| 487 | Continental shelf | 65 | 2.7K | 16 | 26 |
| 488 | Light | 59 | 2.7K | 69 | 213 |
| 489 | embryonic development | 55 | 2.7K | 9 | 8 |
| 490 | Amyotrophic Lateral Sclerosis | 90 | 2.6K | 6 | 10 |
| 491 | Drug design | 97 | 2.6K | 41 | 94 |
| 492 | health services accessibility | 63 | 2.6K | 64 | 32 |
| 493 | Environmental Geology | 56 | 2.6K | 112 | 75 |
| 494 | Adolescent Medicine | 18 | 2.6K | 166 | 84 |
| 495 | Respiration | 65 | 2.6K | 190 | 196 |
| 496 | older people | 85 | 2.6K | 186 | 99 |
| 497 | Transportation Engineering | 22 | 2.6K | 49 | 10 |
| 498 | child abuse | 32 | 2.6K | 143 | 83 |
| 499 | Data Mining | 77 | 2.6K | 67 | 173 |
| 500 | Hydraulic Engineering | 50 | 2.6K | 115 | 61 |
| 501 | Political Science | 100 | 2.6K | 172 | 161 |
| 501 | Dementia | 112 | 2.6K | 144 | 134 |
| 503 | Zoology | 47 | 2.5K | 512 | 256 |
| 504 | Philosophy | 211 | 2.5K | 61 | 70 |
| 505 | Multivariate Analysis | 44 | 2.5K | 26 | 16 |
| 506 | animal diseases | 80 | 2.5K | 12 | 9 |
| 507 | Antibodies | 72 | 2.5K | 17 | 35 |
| 508 | Feminism | 39 | 2.5K | 42 | 2 |
| 509 | natural disasters | 42 | 2.5K | 100 | 52 |
| 510 | solar power | 34 | 2.5K | 92 | 40 |
| 511 | Nuclear Chemistry | 31 | 2.5K | 227 | 31 |
| 512 | Molecular cloning | 48 | 2.5K | 148 | 104 |
| 513 | Family | 68 | 2.5K | 87 | 76 |
| 514 | cell membrane | 64 | 2.5K | 42 | 56 |
| 515 | Systems Biology | 78 | 2.5K | 93 | 101 |
| 515 | Sleep Disorders | 60 | 2.5K | 218 | 187 |
| 517 | Hydrodynamics | 46 | 2.5K | 56 | 33 |
| 518 | Sedimentary rocks | 50 | 2.5K | 22 | 15 |
| 519 | Structural Equation Modeling | 37 | 2.5K | 4 | 8 |
| 520 | Feminist theory | 20 | 2.5K | 17 | 1 |
| 521 | Recombinant DNA | 44 | 2.4K | 196 | 121 |
| 522 | Genetic recombination | 42 | 2.4K | 171 | 105 |
| 523 | Inflammation | 54 | 2.4K | 57 | 77 |
| 524 | race relations | 89 | 2.4K | 11 | 13 |
| 525 | Kidney diseases | 57 | 2.4K | 97 | 87 |
| 526 | Molecular evolution | 46 | 2.4K | 218 | 236 |
| 527 | Development | 40 | 2.4K | 88 | 64 |
| 528 | Emotions | 66 | 2.4K | 26 | 61 |
| 529 | Substance Abuse | 85 | 2.4K | 158 | 154 |
| 530 | Economic Assistance | 36 | 2.4K | 76 | 53 |
| 531 | rare diseases | 61 | 2.3K | 22 | 30 |
| 532 | Community Psychiatry | 49 | 2.3K | 118 | 105 |
| 533 | Housing | 65 | 2.3K | 19 | 19 |
| 534 | world | 30 | 2.3K | 114 | 78 |
| 535 | Organometallic chemistry | 102 | 2.3K | 59 | 44 |
| 536 | Population Genetics | 33 | 2.3K | 271 | 231 |
| 537 | Autoimmunity | 41 | 2.3K | 86 | 83 |
| 538 | cloning | 21 | 2.3K | 137 | 100 |
| 539 | Demography | 45 | 2.2K | 78 | 63 |
| 540 | Social problems | 65 | 2.2K | 23 | 56 |
| 541 | Comparative Physiology | 38 | 2.2K | 96 | 57 |
| 542 | families | 74 | 2.2K | 53 | 42 |
| 543 | Oligosaccharide | 30 | 2.2K | 26 | 18 |
| 544 | Neonatology | 50 | 2.2K | 25 | 19 |
| 545 | Sleep | 60 | 2.2K | 217 | 216 |
| 546 | Nuclear Energy | 7 | 2.1K | 740 | 68 |
| 547 | Language Disorders | 94 | 2.1K | 70 | 76 |
| 547 | Personality Assessment | 28 | 2.1K | 101 | 61 |
| 549 | Food additives | 42 | 2.1K | 149 | 136 |
| 550 | Aggression | 35 | 2.1K | 33 | 24 |
| 551 | Organometallic compounds | 59 | 2.1K | 102 | 91 |
| 552 | Water quality management | 65 | 2.1K | 140 | 116 |
| 553 | Lipid | 48 | 2.1K | 9 | 21 |
| 554 | Muscles | 57 | 2.1K | 78 | 91 |
| 555 | cell interaction | 46 | 2.1K | 74 | 66 |
| 556 | Ethnic relations | 75 | 2.1K | 7 | 7 |
| 557 | Neuropsychiatry | 62 | 2.1K | 61 | 63 |
| 558 | Agriculture | 58 | 2.1K | 284 | 261 |
| 559 | toxicity testing | 36 | 2.1K | 62 | 35 |
| 560 | Medical Ethics | 117 | 2.1K | 55 | 46 |
| 561 | Frontotemporal lobar degeneration | 75 | 2.1K | 5 | 8 |
| 562 | Plant Genetics | 19 | 2.1K | 190 | 114 |
| 563 | Biopharmaceutics | 76 | 2.1K | 38 | 95 |
| 564 | Electrophysiology | 80 | 2.0K | 73 | 63 |
| 565 | Molecular Pharmacology | 30 | 2.0K | 123 | 88 |
| 566 | disease vectors | 48 | 2.0K | 81 | 67 |
| 567 | Gerontology | 71 | 2.0K | 262 | 222 |
| 568 | Solar power plants | 29 | 2.0K | 15 | 13 |
| 568 | Photovoltaic Cells | 29 | 2.0K | 15 | 13 |
| 570 | Computer Science | 60 | 2.0K | 176 | 86 |
| 571 | Clinical Biochemistry | 43 | 2.0K | 154 | 117 |
| 571 | Psychiatric Epidemiology | 41 | 2.0K | 42 | 41 |
| 573 | Radiochemistry | 14 | 2.0K | 407 | 41 |
| 574 | Educational Technology | 68 | 2.0K | 79 | 92 |
| 575 | Signal Processing | 15 | 2.0K | 1239 | 538 |
| 576 | food technology | 52 | 2.0K | 419 | 376 |
| 577 | Lipid metabolism | 47 | 1.9K | 9 | 22 |
| 578 | Business | 40 | 1.9K | 430 | 462 |
| 579 | Pharmacokinetics | 74 | 1.9K | 25 | 52 |
| 580 | Socialization | 46 | 1.9K | 30 | 39 |
| 581 | Analytical Biochemistry | 53 | 1.9K | 183 | 196 |
| 582 | Geriatric Oncology | 52 | 1.9K | 32 | 35 |
| 583 | Antibacterial agents | 52 | 1.9K | 25 | 33 |
| 584 | Porous materials | 56 | 1.9K | 23 | 15 |
| 584 | Steroids | 49 | 1.9K | 113 | 80 |
| 586 | Anthropology | 66 | 1.9K | 189 | 155 |
| 587 | Nanoparticles | 32 | 1.9K | 434 | 295 |
| 588 | Asia | 75 | 1.9K | 237 | 163 |
| 589 | Radiation | 66 | 1.9K | 254 | 205 |
| 590 | cytokines | 34 | 1.9K | 188 | 99 |
| 591 | Reproductive health | 65 | 1.9K | 38 | 43 |
| 592 | Agricultural Ecology | 33 | 1.8K | 156 | 172 |
| 593 | sexual behavior | 36 | 1.8K | 70 | 52 |
| 594 | death | 32 | 1.8K | 10 | 1 |
| 595 | Audiology | 72 | 1.8K | 78 | 106 |
| 595 | Land use | 61 | 1.8K | 56 | 77 |
| 597 | Urban Areas | 16 | 1.8K | 22 | 1 |
| 598 | visualization | 115 | 1.8K | 82 | 89 |
| 599 | Depression | 16 | 1.8K | 83 | 56 |
| 600 | libraries | 19 | 1.8K | 112 | 10 |
| 601 | Leadership | 11 | 1.8K | 161 | 76 |
| 602 | Ecological Engineering | 39 | 1.8K | 24 | 24 |
| 603 | Nephrology | 28 | 1.8K | 126 | 97 |
| 604 | Thermodynamics | 52 | 1.8K | 99 | 32 |
| 604 | Numerical Analysis | 60 | 1.8K | 304 | 192 |
| 606 | Information Theory | 62 | 1.8K | 177 | 219 |
| 606 | civil service | 72 | 1.8K | 7 | 24 |
| 608 | Chromosomes | 47 | 1.8K | 96 | 117 |
| 609 | Biomechanics | 61 | 1.8K | 163 | 225 |
| 610 | histological techniques | 33 | 1.8K | 90 | 78 |
| 610 | System analysis | 53 | 1.8K | 339 | 283 |
| 612 | innovation | 45 | 1.8K | 21 | 134 |
| 613 | Bioethics | 93 | 1.8K | 50 | 43 |
| 614 | Respiratory system | 31 | 1.8K | 81 | 40 |
| 615 | Ethics | 117 | 1.8K | 9 | 30 |
| 616 | Thermochemistry | 51 | 1.7K | 42 | 21 |
| 617 | Marine Meteorology | 45 | 1.7K | 62 | 65 |
| 618 | Catalysts | 36 | 1.7K | 62 | 37 |
| 619 | Neurotransmitters | 56 | 1.7K | 34 | 40 |
| 619 | organizational effectiveness | 25 | 1.7K | 29 | 11 |
| 621 | biological factors | 57 | 1.7K | 185 | 252 |
| 622 | data collection | 51 | 1.7K | 55 | 183 |
| 623 | Reproductive toxicology | 48 | 1.7K | 12 | 26 |
| 624 | Cosmology | 21 | 1.7K | 121 | 59 |
| 625 | Suicide | 23 | 1.7K | 105 | 39 |
| 626 | Biomolecules | 21 | 1.7K | 59 | 54 |
| 627 | Oxidation-reduction | 23 | 1.7K | 177 | 185 |
| 628 | Intellectual disability | 40 | 1.7K | 134 | 93 |
| 629 | Physical organic chemistry | 50 | 1.7K | 147 | 114 |
| 629 | Ecosystem management | 39 | 1.7K | 57 | 73 |
| 631 | preventive medicine | 41 | 1.7K | 195 | 232 |
| 632 | Palliative Care | 53 | 1.6K | 75 | 70 |
| 633 | Andrology | 22 | 1.6K | 122 | 30 |
| 634 | Algorithms | 31 | 1.6K | 48 | 16 |
| 635 | emergency management | 33 | 1.6K | 42 | 33 |
| 636 | Animal Nutrition | 128 | 1.6K | 14 | 47 |
| 637 | Pharmacogenetics | 52 | 1.6K | 84 | 137 |
| 638 | international cooperation | 44 | 1.6K | 42 | 53 |
| 638 | Aquaculture | 46 | 1.6K | 254 | 230 |
| 640 | Solar System | 49 | 1.6K | 156 | 165 |
| 641 | Pregnancy | 69 | 1.6K | 38 | 59 |
| 642 | sadness | 19 | 1.6K | 15 | 1 |
| 642 | antisocial personality disorder | 19 | 1.6K | 15 | 1 |
| 644 | Human-Computer Interaction | 71 | 1.6K | 64 | 142 |
| 645 | Agricultural Chemistry | 28 | 1.6K | 651 | 434 |
| 646 | Neuromuscular diseases | 47 | 1.6K | 73 | 77 |
| 647 | Learning disabilities | 28 | 1.6K | 171 | 71 |
| 648 | sedimentary basins | 35 | 1.6K | 12 | 10 |
| 648 | Carcinogenesis | 48 | 1.6K | 107 | 159 |
| 650 | Bioenergetics | 42 | 1.6K | 86 | 113 |
| 651 | Immunogenetics | 52 | 1.6K | 51 | 58 |
| 651 | organization | 31 | 1.6K | 142 | 208 |
| 653 | Energy metabolism | 41 | 1.5K | 74 | 104 |
| 654 | Ethnic Conflict | 62 | 1.5K | 4 | 8 |
| 654 | forced migration | 62 | 1.5K | 4 | 8 |
| 656 | Cross-Cultural Studies | 50 | 1.5K | 26 | 28 |
| 657 | Marine Pollution | 28 | 1.5K | 269 | 189 |
| 658 | Molecular Spectroscopy | 56 | 1.5K | 198 | 153 |
| 659 | Experimental Psychology | 29 | 1.5K | 106 | 99 |
| 660 | Magnetic Resonance Imaging | 47 | 1.5K | 43 | 55 |
| 661 | DNA polymerases | 20 | 1.5K | 107 | 187 |
| 662 | Risk Management | 48 | 1.5K | 30 | 52 |
| 663 | Fisheries | 55 | 1.5K | 240 | 263 |
| 664 | Serology | 87 | 1.5K | 8 | 24 |
| 665 | curriculum evaluation | 47 | 1.5K | 7 | 7 |
| 666 | Architecture | 26 | 1.5K | 71 | 9 |
| 667 | Culture | 80 | 1.5K | 59 | 52 |
| 668 | Intercultural Communication | 46 | 1.5K | 8 | 15 |
| 669 | Dynamics | 33 | 1.5K | 256 | 81 |
| 669 | construction | 23 | 1.5K | 21 | 5 |
| 671 | Neurotoxicology | 42 | 1.5K | 23 | 32 |
| 672 | crime | 68 | 1.5K | 40 | 68 |
| 673 | Radiation Oncology | 22 | 1.5K | 49 | 16 |
| 674 | Criminal psychology | 39 | 1.5K | 122 | 102 |
| 675 | Forest Ecology | 33 | 1.5K | 187 | 183 |
| 676 | children | 31 | 1.5K | 47 | 48 |
| 677 | International Law | 194 | 1.5K | 1 | 1 |
| 678 | Chemical Oceanography | 32 | 1.4K | 39 | 61 |
| 679 | Automation | 39 | 1.4K | 534 | 581 |
| 679 | freshwater biology | 28 | 1.4K | 138 | 107 |
| 681 | Autism | 33 | 1.4K | 129 | 144 |
| 682 | Genetic algorithms | 9 | 1.4K | 129 | 94 |
| 682 | Evolutionary Computation | 9 | 1.4K | 171 | 99 |
| 684 | Heart Failure | 21 | 1.4K | 114 | 79 |
| 685 | Parenteral nutrition | 47 | 1.4K | 125 | 235 |
| 686 | Organizational change | 21 | 1.4K | 104 | 50 |
| 687 | Population Dynamics | 20 | 1.4K | 8 | 8 |
| 688 | Androgens | 12 | 1.4K | 59 | 14 |
| 689 | Geodesy | 26 | 1.4K | 103 | 42 |
| 690 | Enteral nutrition | 44 | 1.4K | 74 | 182 |
| 691 | Nursing | 38 | 1.4K | 339 | 168 |
| 692 | environmental issues | 32 | 1.4K | 22 | 31 |
| 693 | Decision making | 59 | 1.4K | 119 | 223 |
| 694 | Hearing | 56 | 1.4K | 97 | 103 |
| 695 | Energy Storage | 22 | 1.4K | 381 | 245 |
| 695 | Cell communication | 27 | 1.4K | 45 | 34 |
| 697 | Entrepreneurship | 25 | 1.4K | 153 | 265 |
| 698 | Elderly | 61 | 1.4K | 190 | 67 |
| 699 | Physical fitness | 25 | 1.4K | 222 | 161 |
| 699 | population geography | 42 | 1.4K | 11 | 16 |
| 701 | hydrocolloids | 14 | 1.3K | 225 | 164 |
| 702 | Human evolution | 22 | 1.3K | 100 | 91 |
| 702 | Tropical Medicine | 54 | 1.3K | 194 | 195 |
| 704 | International Relations | 50 | 1.3K | 145 | 117 |
| 705 | heredity | 46 | 1.3K | 47 | 52 |
| 706 | Molecular ecology | 19 | 1.3K | 371 | 336 |
| 707 | monoclonal antibodies | 27 | 1.3K | 22 | 14 |
| 708 | Menopause | 13 | 1.3K | 86 | 15 |
| 709 | Hydrogeology | 37 | 1.3K | 49 | 44 |
| 710 | Astrocytes | 20 | 1.3K | 90 | 105 |
| 711 | Computational Linguistics | 46 | 1.3K | 11 | 6 |
| 712 | Speech Perception | 14 | 1.3K | 115 | 55 |
| 712 | auditory perception | 14 | 1.3K | 134 | 60 |
| 712 | Antioxidants | 21 | 1.3K | 141 | 184 |
| 712 | Oral communication | 14 | 1.3K | 107 | 22 |
| 716 | drug evaluation | 61 | 1.3K | 70 | 111 |
| 717 | Risk | 31 | 1.3K | 55 | 79 |
| 718 | carcinogens | 30 | 1.3K | 172 | 191 |
| 718 | mutagens | 30 | 1.3K | 151 | 196 |
| 720 | Homeostasis | 10 | 1.3K | 199 | 342 |
| 721 | Energy Consumption | 31 | 1.3K | 36 | 62 |
| 721 | Digestive system diseases | 28 | 1.3K | 236 | 138 |
| 723 | Probability | 33 | 1.3K | 59 | 64 |
| 724 | Informatics | 31 | 1.3K | 87 | 113 |
| 725 | Zeolites | 24 | 1.3K | 177 | 115 |
| 726 | hygiene | 41 | 1.3K | 19 | 29 |
| 727 | Eating Disorders | 44 | 1.3K | 122 | 149 |
| 728 | Plant genetic engineering | 24 | 1.2K | 227 | 225 |
| 729 | community development | 30 | 1.2K | 52 | 29 |
| 730 | psychopathology | 25 | 1.2K | 60 | 79 |
| 731 | Agricultural systems | 18 | 1.2K | 74 | 46 |
| 732 | behavior modification | 12 | 1.2K | 171 | 97 |
| 733 | Remote Sensing | 43 | 1.2K | 183 | 118 |
| 734 | Raman spectroscopy | 39 | 1.2K | 48 | 46 |
| 735 | role | 24 | 1.2K | 51 | 46 |
| 736 | child behavior | 14 | 1.2K | 121 | 67 |
| 737 | software | 29 | 1.2K | 138 | 109 |
| 737 | Cell metabolism | 12 | 1.2K | 238 | 359 |
| 739 | Urban Planning | 29 | 1.2K | 28 | 31 |
| 740 | Social History | 51 | 1.2K | 19 | 9 |
| 741 | Mental Health | 120 | 1.2K | 78 | 235 |
| 742 | Medical Imaging | 34 | 1.2K | 52 | 53 |
| 743 | Carbon | 15 | 1.2K | 530 | 401 |
| 744 | Financial management | 27 | 1.2K | 49 | 73 |
| 745 | Geographic information systems | 58 | 1.2K | 55 | 60 |
| 746 | Veterinary Pathology | 72 | 1.2K | 6 | 6 |
| 747 | Feeding and Eating Disorders | 42 | 1.2K | 119 | 147 |
| 748 | Neuroendocrinology | 9 | 1.2K | 27 | 26 |
| 748 | Entomology | 31 | 1.2K | 631 | 391 |
| 750 | Evolutionary economics | 17 | 1.2K | 12 | 11 |
| 750 | dissociative disorders | 18 | 1.2K | 9 | 2 |
| 752 | Oligosaccharides | 41 | 1.2K | 6 | 8 |
| 753 | Electrical Engineering | 139 | 1.2K | 330 | 520 |
| 753 | Information Technology | 49 | 1.2K | 298 | 462 |
| 755 | Developmental Immunology | 28 | 1.2K | 74 | 64 |
| 756 | Metallurgy | 38 | 1.2K | 624 | 582 |
| 757 | mathematical analysis | 51 | 1.2K | 499 | 311 |
| 757 | bees | 37 | 1.2K | 35 | 51 |
| 759 | Geometry | 70 | 1.2K | 82 | 57 |
| 759 | Hydrometeorology | 13 | 1.2K | 63 | 49 |
| 761 | Geriatric Pharmacology | 32 | 1.2K | 10 | 11 |
| 761 | Synaptic Transmission | 61 | 1.2K | 11 | 56 |
| 763 | Sustainable agriculture | 19 | 1.2K | 145 | 78 |
| 764 | Pharmacognosy | 24 | 1.1K | 522 | 420 |
| 765 | Humanities | 51 | 1.1K | 96 | 54 |
| 766 | ethnic groups | 28 | 1.1K | 19 | 10 |
| 767 | Groundwater | 41 | 1.1K | 53 | 73 |
| 768 | Music | 58 | 1.1K | 60 | 62 |
| 769 | Industrial Engineering | 17 | 1.1K | 673 | 367 |
| 770 | blood transfusion | 42 | 1.1K | 123 | 115 |
| 771 | Medicinal plants | 23 | 1.1K | 316 | 286 |
| 772 | Oxidative stress | 23 | 1.1K | 124 | 208 |
| 772 | Smoking | 38 | 1.1K | 147 | 178 |
| 774 | educational planning | 14 | 1.1K | 88 | 32 |
| 775 | biological monitoring | 34 | 1.1K | 28 | 39 |
| 776 | Multimedia Systems | 17 | 1.1K | 661 | 233 |
| 777 | industrial relations | 53 | 1.1K | 86 | 89 |
| 778 | Industrial Ecology | 21 | 1.1K | 19 | 34 |
| 779 | Carbohydrate | 2 | 1.1K | 49 | 6 |
| 780 | Econometrics | 31 | 1.1K | 325 | 306 |
| 781 | migration policy | 25 | 1.1K | 12 | 23 |
| 782 | Photonics | 30 | 1.1K | 611 | 633 |
| 783 | Radiology | 58 | 1.1K | 196 | 221 |
| 784 | drug resistance | 44 | 1.1K | 29 | 75 |
| 784 | intergroup relations | 36 | 1.1K | 7 | 17 |
| 786 | locomotion | 16 | 1.1K | 174 | 96 |
| 786 | posture | 16 | 1.1K | 174 | 96 |
| 786 | gait | 16 | 1.1K | 174 | 96 |
| 786 | walking | 16 | 1.1K | 174 | 96 |
| 790 | Energy Harvesting | 12 | 1.1K | 191 | 198 |
| 791 | Endocrine glands | 10 | 1.1K | 95 | 82 |
| 792 | Logic | 71 | 1.1K | 7 | 15 |
| 793 | Social Issues | 26 | 1.1K | 27 | 30 |
| 794 | Applied Linguistics | 63 | 1.0K | 16 | 51 |
| 795 | Forensic Psychiatry | 33 | 1.0K | 79 | 47 |
| 796 | European Union | 17 | 1.0K | 21 | 10 |
| 797 | Cardiac electrophysiology | 20 | 1.0K | 51 | 40 |
| 797 | arrhythmia | 20 | 1.0K | 51 | 40 |
| 799 | Higher Education | 38 | 1.0K | 46 | 43 |
| 800 | Archaeology | 33 | 1.0K | 307 | 227 |
| 801 | Acarology | 20 | 1.0K | 45 | 13 |
| 801 | Mites | 20 | 1.0K | 80 | 19 |
| 801 | Ticks | 20 | 1.0K | 43 | 13 |
| 801 | Acari | 20 | 1.0K | 43 | 13 |
| 805 | catalytic activity | 24 | 1.0K | 104 | 104 |
| 805 | Familial diseases | 49 | 1.0K | 6 | 11 |
| 807 | Globalization | 25 | 1.0K | 61 | 46 |
| 808 | Combinatorial chemistry | 18 | 1.0K | 228 | 218 |
| 809 | immigration | 19 | 1.0K | 18 | 23 |
| 809 | Asylum seeker | 19 | 1.0K | 18 | 23 |
| 811 | Cerebellum | 23 | 1.0K | 32 | 40 |
| 811 | Cerebellar ataxia | 23 | 1.0K | 32 | 40 |
| 813 | Global Health | 43 | 999 | 120 | 103 |
| 814 | Infection control | 41 | 998 | 9 | 18 |
| 815 | Histocompatibility Testing | 33 | 997 | 44 | 43 |
| 816 | Consciousness | 39 | 990 | 23 | 50 |
| 817 | Business Ethics | 22 | 983 | 194 | 335 |
| 818 | Knowledge | 54 | 977 | 30 | 40 |
| 819 | nuclear astrophysics | 7 | 967 | 265 | 80 |
| 820 | Otolaryngology | 35 | 965 | 104 | 108 |
| 821 | Corporate Social Responsibility | 6 | 963 | 97 | 17 |
| 821 | environmental auditing | 6 | 963 | 103 | 17 |
| 823 | Forest Management | 23 | 961 | 266 | 246 |
| 824 | Pediatric Rheumatology | 75 | 960 | 2 | 5 |
| 824 | Chemical analysis | 12 | 960 | 501 | 176 |
| 826 | Human Rights | 54 | 958 | 21 | 30 |
| 826 | Industrial Policy | 28 | 958 | 39 | 66 |
| 828 | biofuels | 11 | 957 | 92 | 73 |
| 828 | Family Therapy | 27 | 957 | 153 | 100 |
| 830 | Bacteria | 13 | 945 | 81 | 76 |
| 831 | Technological Innovations | 30 | 942 | 121 | 130 |
| 832 | Artificial Organs | 30 | 935 | 122 | 61 |
| 833 | Software Engineering | 42 | 934 | 129 | 215 |
| 834 | child mental health | 23 | 933 | 86 | 41 |
| 835 | Pancreatic diseases | 30 | 931 | 41 | 40 |
| 836 | pain management | 34 | 924 | 70 | 82 |
| 837 | Discourse Analysis | 30 | 919 | 15 | 27 |
| 838 | Physical Geography | 12 | 917 | 142 | 49 |
| 839 | polar regions | 23 | 916 | 127 | 79 |
| 840 | Atomic spectroscopy | 27 | 913 | 246 | 183 |
| 841 | atmosphere | 26 | 912 | 129 | 110 |
| 842 | Phonetics | 31 | 909 | 38 | 50 |
| 843 | Semiconductors | 28 | 905 | 590 | 362 |
| 844 | ethnicity | 23 | 904 | 115 | 26 |
| 845 | air quality management | 27 | 902 | 39 | 59 |
| 845 | Soil ecology | 32 | 902 | 108 | 170 |
| 847 | Urban Economics | 8 | 896 | 158 | 87 |
| 848 | Women's health | 31 | 895 | 224 | 201 |
| 848 | tests | 27 | 895 | 7 | 18 |
| 850 | Criminal Law | 25 | 894 | 24 | 28 |
| 851 | Cell death | 26 | 887 | 348 | 558 |
| 852 | Bipolar Disorder | 35 | 885 | 55 | 101 |
| 853 | Infrared spectroscopy | 22 | 883 | 18 | 9 |
| 854 | Hemostasis | 38 | 882 | 99 | 118 |
| 854 | indoor air pollution | 25 | 882 | 43 | 62 |
| 854 | Ventilation | 25 | 882 | 81 | 75 |
| 854 | Sick building syndrome | 25 | 882 | 43 | 62 |
| 858 | cell adhesion molecules | 13 | 881 | 13 | 21 |
| 859 | Behavioral Genetics | 23 | 879 | 38 | 50 |
| 860 | Synchrotron Radiation | 22 | 876 | 87 | 47 |
| 861 | Surface properties | 21 | 866 | 250 | 251 |
| 862 | Extracellular matrix | 5 | 862 | 170 | 76 |
| 862 | collagen | 5 | 862 | 179 | 78 |
| 864 | language | 35 | 861 | 112 | 197 |
| 865 | Computational Chemistry | 23 | 859 | 92 | 163 |
| 865 | Pharmacy management | 31 | 859 | 28 | 17 |
| 867 | Soil | 4 | 858 | 64 | 18 |
| 868 | Computational Complexity | 39 | 856 | 72 | 41 |
| 869 | probabilities | 43 | 851 | 231 | 165 |
| 870 | Child welfare | 53 | 850 | 118 | 188 |
| 870 | individual differences | 28 | 850 | 16 | 37 |
| 872 | Quantum theory | 27 | 849 | 191 | 164 |
| 873 | Operations Research | 39 | 848 | 500 | 599 |
| 874 | particles | 12 | 846 | 367 | 111 |
| 875 | Emerging infectious diseases | 16 | 844 | 75 | 49 |
| 876 | cardiac catheterization | 47 | 840 | 111 | 144 |
| 877 | Geriatric Psychiatry | 37 | 838 | 141 | 207 |
| 877 | Gastrointestinal diseases | 21 | 838 | 99 | 53 |
| 879 | Social work | 51 | 837 | 225 | 238 |
| 880 | Solitons | 8 | 832 | 638 | 152 |
| 880 | Fractals | 8 | 832 | 640 | 152 |
| 880 | Chaos | 8 | 832 | 638 | 152 |
| 883 | Robotics | 24 | 831 | 522 | 445 |
| 884 | administrative agencies | 26 | 827 | 29 | 28 |
| 885 | reasoning | 46 | 823 | 10 | 29 |
| 886 | sports injuries | 16 | 816 | 143 | 37 |
| 887 | Antiviral agents | 23 | 815 | 48 | 44 |
| 888 | coal | 12 | 812 | 815 | 568 |
| 889 | Marine resources | 22 | 805 | 109 | 88 |
| 890 | Travel | 26 | 804 | 132 | 108 |
| 891 | Mental Health Services | 28 | 803 | 311 | 280 |
| 892 | Product life cycle | 16 | 800 | 54 | 67 |
| 892 | green products | 16 | 800 | 48 | 67 |
| 894 | Precision medicine | 27 | 798 | 16 | 15 |
| 895 | Environmental risk assessment | 23 | 791 | 32 | 33 |
| 896 | Sun | 28 | 788 | 109 | 124 |
| 897 | Nutrition physiology | 19 | 783 | 163 | 180 |
| 898 | Contraception | 31 | 778 | 117 | 127 |
| 898 | Rheology | 14 | 778 | 200 | 113 |
| 900 | organized crime | 22 | 777 | 6 | 1 |
| 901 | Marine Geology | 25 | 772 | 135 | 144 |
| 902 | psychophysics | 38 | 770 | 16 | 26 |
| 903 | Lung Transplantation | 30 | 768 | 108 | 153 |
| 903 | Heart transplantation | 30 | 768 | 108 | 153 |
| 903 | ethanol | 23 | 768 | 89 | 84 |
| 906 | hazard mitigation | 10 | 765 | 366 | 152 |
| 907 | Petroleum Geology | 24 | 764 | 130 | 147 |
| 908 | health behavior | 34 | 759 | 187 | 248 |
| 908 | voice | 22 | 759 | 96 | 56 |
| 910 | Religion | 56 | 757 | 67 | 31 |
| 911 | soil management | 16 | 756 | 147 | 133 |
| 912 | Thorax | 16 | 753 | 146 | 138 |
| 913 | Exercise | 22 | 748 | 370 | 300 |
| 914 | Conservation Biology | 11 | 744 | 525 | 384 |
| 914 | Coastal zone management | 23 | 744 | 91 | 87 |
| 914 | Mass Media | 36 | 744 | 89 | 51 |
| 914 | Autoimmune diseases | 27 | 744 | 107 | 153 |
| 918 | Fluid Mechanics | 23 | 743 | 492 | 412 |
| 918 | Special Education | 14 | 743 | 274 | 129 |
| 920 | Fuzzy systems | 37 | 742 | 192 | 160 |
| 921 | Hematopoietic stem cell transplantation | 26 | 740 | 29 | 84 |
| 922 | Agronomy | 5 | 739 | 345 | 166 |
| 922 | mutation | 14 | 739 | 182 | 164 |
| 924 | Community Psychology | 35 | 738 | 68 | 176 |
| 924 | Long-Term Care | 18 | 738 | 152 | 182 |
| 924 | Long-term care facilities | 18 | 738 | 151 | 181 |
| 924 | exobiology | 8 | 738 | 113 | 76 |
| 928 | Stress | 16 | 735 | 20 | 14 |
| 929 | Information Systems | 44 | 732 | 130 | 299 |
| 929 | Rock Mechanics | 17 | 732 | 322 | 283 |
| 931 | Landscape Ecology | 17 | 730 | 83 | 122 |
| 931 | Food preferences | 22 | 730 | 60 | 81 |
| 933 | Early Childhood Education | 33 | 727 | 76 | 72 |
| 934 | Surface-Active Agents | 13 | 725 | 379 | 278 |
| 935 | Positive Psychology | 6 | 722 | 75 | 44 |
| 936 | Statistical Mechanics | 24 | 721 | 144 | 126 |
| 937 | Granular materials | 4 | 720 | 492 | 62 |
| 938 | Social perception | 17 | 714 | 16 | 28 |
| 938 | consumer behavior | 9 | 714 | 217 | 155 |
| 940 | Sites | 9 | 713 | 272 | 158 |
| 941 | Language Acquisition | 28 | 712 | 18 | 16 |
| 942 | Industrial Safety | 15 | 708 | 382 | 238 |
| 943 | Systems Engineering | 21 | 707 | 714 | 569 |
| 943 | Ocean Engineering | 19 | 707 | 672 | 546 |
| 943 | Paleobotany | 18 | 707 | 19 | 15 |
| 943 | Vegetation dynamics | 18 | 707 | 17 | 15 |
| 947 | Tourism | 25 | 706 | 374 | 548 |
| 948 | Soil Mechanics | 14 | 704 | 474 | 366 |
| 949 | Minerals | 31 | 699 | 62 | 90 |
| 950 | Chemical structure | 6 | 698 | 271 | 24 |
| 951 | Ethnology | 49 | 697 | 161 | 206 |
| 952 | Drug delivery devices | 12 | 693 | 33 | 33 |
| 953 | Discrete geometry | 34 | 689 | 21 | 23 |
| 954 | Marine Ecology | 39 | 686 | 89 | 134 |
| 954 | calcification | 15 | 686 | 171 | 154 |
| 956 | Political Psychology | 15 | 679 | 92 | 97 |
| 956 | motor skills | 8 | 679 | 70 | 34 |
| 958 | motivation | 13 | 678 | 85 | 82 |
| 959 | Geothermal Energy | 13 | 677 | 60 | 31 |
| 960 | Emergency Medicine | 44 | 676 | 272 | 327 |
| 961 | Crisis management | 8 | 675 | 29 | 7 |
| 962 | Bifurcation Theory | 8 | 672 | 87 | 21 |
| 962 | food contamination | 21 | 672 | 187 | 133 |
| 964 | environmental indicators | 19 | 671 | 274 | 342 |
| 965 | International Finance | 34 | 668 | 336 | 459 |
| 966 | Amyloidosis | 23 | 667 | 22 | 23 |
| 967 | Emotion | 11 | 665 | 51 | 53 |
| 968 | Clinical Trials | 19 | 656 | 156 | 121 |
| 968 | Fishery resources | 36 | 656 | 63 | 144 |
| 970 | environmental control | 14 | 650 | 47 | 34 |
| 971 | Radio | 8 | 649 | 1001 | 621 |
| 972 | Urban Geography | 24 | 647 | 29 | 27 |
| 973 | Neurolinguistics | 20 | 645 | 89 | 137 |
| 974 | Algae | 20 | 644 | 212 | 229 |
| 975 | China | 42 | 638 | 621 | 789 |
| 976 | mental processes | 27 | 637 | 46 | 48 |
| 977 | Corporate governance | 24 | 636 | 27 | 90 |
| 978 | Industrial Sociology | 11 | 634 | 47 | 30 |
| 979 | Sea | 35 | 630 | 57 | 138 |
| 980 | tillage | 11 | 627 | 153 | 137 |
| 981 | Autoantibodies | 22 | 625 | 115 | 169 |
| 982 | Freeze-Drying | 12 | 624 | 87 | 53 |
| 982 | Hypothermia | 12 | 624 | 87 | 53 |
| 982 | Freeze Drying | 12 | 624 | 87 | 53 |
| 985 | Cognitive Therapy | 24 | 622 | 122 | 150 |
| 985 | Bibliometrics | 6 | 622 | 63 | 28 |
| 987 | Cell survival | 16 | 620 | 16 | 32 |
| 987 | molecular chaperones | 16 | 620 | 18 | 32 |
| 989 | Orthopedic Surgery | 25 | 616 | 159 | 196 |
| 990 | Labor Economics | 17 | 615 | 111 | 110 |
| 991 | Quality Control | 21 | 613 | 447 | 450 |
| 992 | Evidence-Based Medicine | 23 | 612 | 130 | 110 |
| 993 | prostaglandins | 12 | 611 | 184 | 97 |
| 994 | Social interaction | 23 | 607 | 39 | 71 |
| 995 | Ergonomics | 26 | 605 | 278 | 247 |
| 996 | Pharmacogenomics | 22 | 603 | 20 | 50 |
| 996 | Roads | 20 | 603 | 258 | 174 |
| 998 | Juvenile delinquency | 21 | 602 | 66 | 51 |
| 999 | Culture techniques | 20 | 601 | 52 | 48 |
| 1000 | Waste management | 20 | 599 | 387 | 283 |