| 1 | Medicine | 3,070 | 177.4K | 84 | 61 |
| 2 | Biology | 2,230 | 160.5K | 132 | 142 |
| 3 | Science | 1,866 | 155.1K | 171 | 153 |
| 4 | Chemistry | 1,606 | 123.4K | 275 | 144 |
| 5 | Physics | 895 | 115.2K | 564 | 264 |
| 6 | Cytology | 865 | 114.5K | 91 | 61 |
| 7 | Molecular Biology | 1,473 | 111.7K | 160 | 96 |
| 8 | Cell Biology | 669 | 108.7K | 111 | 60 |
| 9 | Virology | 684 | 88.1K | 59 | 56 |
| 10 | Public Health | 1,840 | 84.8K | 24 | 25 |
| 11 | Natural history | 248 | 83.6K | 266 | 143 |
| 12 | Research | 1,823 | 76.7K | 92 | 64 |
| 13 | Microbiology | 916 | 67.7K | 173 | 104 |
| 14 | Biochemistry | 1,529 | 66.7K | 281 | 227 |
| 15 | United States | 2,578 | 61.6K | 26 | 34 |
| 16 | Human genetics | 259 | 60.8K | 114 | 84 |
| 17 | Child Development | 751 | 52.1K | 4 | 4 |
| 18 | Neurology | 874 | 51.2K | 201 | 185 |
| 19 | Psychology | 954 | 49.7K | 86 | 64 |
| 20 | Psychiatry | 911 | 45.6K | 75 | 76 |
| 21 | Genetics | 452 | 39.7K | 143 | 99 |
| 22 | Ecology | 534 | 39.2K | 301 | 200 |
| 23 | Environmental Health | 756 | 38.0K | 67 | 65 |
| 24 | Immunology | 590 | 36.6K | 165 | 131 |
| 25 | Pharmacology | 752 | 35.8K | 156 | 65 |
| 26 | Epidemiology | 1,008 | 35.2K | 31 | 49 |
| 27 | Immunity | 246 | 33.5K | 71 | 65 |
| 28 | Computer Vision | 112 | 33.4K | 36 | 8 |
| 29 | Child psychology | 425 | 33.2K | 25 | 16 |
| 30 | viruses | 429 | 31.6K | 24 | 20 |
| 31 | Pediatrics | 673 | 30.3K | 61 | 66 |
| 32 | Nutrition | 616 | 30.2K | 59 | 35 |
| 33 | Health | 371 | 30.1K | 26 | 2 |
| 34 | Medical genetics | 416 | 29.7K | 100 | 68 |
| 35 | Nanotechnology | 339 | 29.1K | 368 | 204 |
| 36 | Health promotion | 561 | 28.6K | 5 | 4 |
| 37 | Environment | 488 | 28.5K | 131 | 151 |
| 38 | Sociology | 494 | 28.2K | 40 | 28 |
| 39 | Nursing | 257 | 25.8K | 23 | 1 |
| 40 | Toxicology | 545 | 25.3K | 84 | 42 |
| 41 | Social Psychology | 347 | 24.6K | 65 | 55 |
| 42 | Neurophysiology | 318 | 24.5K | 175 | 130 |
| 43 | preventive medicine | 370 | 24.5K | 10 | 9 |
| 44 | Child | 692 | 24.0K | 16 | 8 |
| 45 | Biophysics | 625 | 24.0K | 236 | 153 |
| 46 | Growth | 190 | 23.9K | 62 | 41 |
| 47 | Cancer | 569 | 23.8K | 106 | 126 |
| 48 | Diet | 348 | 23.7K | 39 | 24 |
| 49 | Mental Disorders | 410 | 21.1K | 86 | 76 |
| 50 | Hematology | 742 | 20.9K | 123 | 152 |
| 51 | Psychophysiology | 479 | 20.8K | 104 | 101 |
| 52 | Sports Medicine | 650 | 20.5K | 8 | 9 |
| 53 | Behavior | 566 | 20.3K | 61 | 89 |
| 54 | Obesity | 354 | 19.7K | 35 | 20 |
| 55 | Biotechnology | 245 | 19.7K | 534 | 264 |
| 56 | Developmental Disabilities | 257 | 18.9K | 6 | 2 |
| 57 | Developmental Biology | 236 | 18.6K | 123 | 98 |
| 58 | Surgery | 170 | 18.4K | 152 | 88 |
| 59 | Obstetrics | 567 | 17.4K | 46 | 41 |
| 60 | Bioengineering | 193 | 16.6K | 338 | 190 |
| 61 | Education | 396 | 16.5K | 132 | 59 |
| 62 | Pollution | 306 | 16.1K | 325 | 288 |
| 63 | Pharmaceutical Chemistry | 319 | 15.9K | 176 | 102 |
| 64 | Microbial Ecology | 170 | 15.8K | 134 | 90 |
| 65 | Host-parasite interactions | 149 | 15.4K | 38 | 24 |
| 66 | cell physiology | 195 | 15.1K | 45 | 30 |
| 67 | Environmental Toxicology | 210 | 14.8K | 36 | 23 |
| 68 | Biocompatible Materials | 306 | 14.7K | 211 | 219 |
| 69 | Adolescent | 508 | 14.7K | 18 | 12 |
| 70 | management | 192 | 14.4K | 224 | 168 |
| 71 | Environmental Engineering | 251 | 14.3K | 161 | 128 |
| 72 | Health Services Research | 238 | 14.0K | 35 | 16 |
| 73 | Analytical Chemistry | 258 | 13.8K | 331 | 144 |
| 74 | Clinical Psychology | 198 | 13.5K | 63 | 45 |
| 75 | Geriatrics | 570 | 13.4K | 52 | 76 |
| 76 | Biomedical Engineering | 283 | 13.3K | 229 | 116 |
| 77 | Health Education | 436 | 13.3K | 21 | 12 |
| 78 | Polymers | 244 | 13.2K | 501 | 254 |
| 79 | Endocrinology | 206 | 12.9K | 265 | 218 |
| 80 | Political Science | 226 | 12.8K | 80 | 30 |
| 81 | Oncology | 205 | 12.7K | 85 | 105 |
| 82 | Computer Graphics | 209 | 12.5K | 47 | 26 |
| 83 | Materials | 228 | 12.0K | 828 | 563 |
| 84 | Astrophysics | 244 | 12.0K | 590 | 617 |
| 85 | personality | 143 | 11.9K | 90 | 61 |
| 86 | Developmental Psychology | 237 | 11.8K | 24 | 31 |
| 87 | Medical Anthropology | 239 | 11.7K | 21 | 25 |
| 88 | human behavior | 202 | 11.4K | 111 | 110 |
| 89 | drug therapy | 323 | 11.3K | 61 | 54 |
| 90 | Schizophrenia | 143 | 11.3K | 61 | 22 |
| 91 | Health Policy | 331 | 11.2K | 46 | 33 |
| 92 | Therapeutics | 234 | 11.2K | 44 | 46 |
| 93 | Spectrum analysis | 199 | 11.2K | 557 | 484 |
| 94 | Computational Biology | 168 | 11.2K | 132 | 102 |
| 95 | Production Management | 103 | 11.1K | 44 | 15 |
| 96 | Water | 188 | 11.1K | 112 | 98 |
| 97 | sanitation | 160 | 11.0K | 98 | 95 |
| 98 | Cytogenetics | 87 | 10.9K | 158 | 87 |
| 99 | Mental illness | 215 | 10.8K | 89 | 87 |
| 100 | Psychopharmacology | 302 | 10.6K | 43 | 74 |
| 101 | polymerization | 194 | 10.6K | 461 | 230 |
| 102 | health behavior | 399 | 10.5K | 8 | 12 |
| 103 | Immune system | 44 | 10.5K | 184 | 93 |
| 104 | Physiology | 236 | 10.4K | 367 | 290 |
| 105 | Cell differentiation | 141 | 10.3K | 133 | 135 |
| 106 | Embryology | 124 | 10.3K | 150 | 103 |
| 107 | Statistics | 476 | 10.3K | 42 | 96 |
| 108 | Bioinformatics | 131 | 10.1K | 113 | 77 |
| 109 | Medical innovations | 106 | 9.9K | 36 | 29 |
| 110 | Economics | 208 | 9.8K | 424 | 190 |
| 111 | Liver diseases | 120 | 9.8K | 126 | 106 |
| 112 | Special Education | 261 | 9.5K | 12 | 7 |
| 113 | genome | 106 | 9.5K | 103 | 98 |
| 114 | Critical Care | 122 | 9.5K | 124 | 92 |
| 115 | Critical Care Medicine | 115 | 9.4K | 135 | 93 |
| 116 | Molecular structure | 73 | 9.4K | 298 | 64 |
| 117 | miniaturization | 83 | 9.4K | 239 | 137 |
| 118 | Eating Disorders | 236 | 9.4K | 11 | 12 |
| 119 | Brain | 229 | 9.3K | 194 | 206 |
| 120 | Virulence | 125 | 9.2K | 43 | 35 |
| 121 | adolescence | 209 | 9.2K | 8 | 9 |
| 122 | Feeding and Eating Disorders | 225 | 9.1K | 11 | 12 |
| 123 | Allergy | 97 | 9.0K | 88 | 99 |
| 124 | nanoscience | 113 | 9.0K | 367 | 219 |
| 125 | Social Sciences | 299 | 8.9K | 104 | 61 |
| 126 | Genetic regulation | 60 | 8.8K | 110 | 68 |
| 127 | Oceanography | 135 | 8.7K | 202 | 125 |
| 128 | Operations Research | 123 | 8.7K | 166 | 62 |
| 129 | Neurochemistry | 158 | 8.5K | 204 | 154 |
| 130 | Oncogenes | 78 | 8.5K | 125 | 65 |
| 131 | Medical Oncology | 288 | 8.5K | 82 | 93 |
| 132 | Developmental Genetics | 54 | 8.5K | 78 | 60 |
| 133 | Microelectronics | 54 | 8.4K | 374 | 132 |
| 134 | Social work | 293 | 8.3K | 30 | 13 |
| 135 | Astronomy | 287 | 8.1K | 477 | 600 |
| 136 | pain | 124 | 8.1K | 81 | 59 |
| 137 | Anatomy | 109 | 8.0K | 213 | 116 |
| 138 | nucleic acids | 119 | 8.0K | 160 | 171 |
| 139 | Communication | 206 | 8.0K | 69 | 35 |
| 140 | Sports | 277 | 7.9K | 38 | 39 |
| 141 | rehabilitation | 163 | 7.9K | 114 | 63 |
| 142 | Clinical Chemistry | 229 | 7.9K | 119 | 132 |
| 143 | Botany | 120 | 7.9K | 716 | 453 |
| 144 | Genetic therapy | 132 | 7.9K | 43 | 24 |
| 145 | Physical Therapy | 161 | 7.8K | 55 | 48 |
| 146 | gene therapy | 113 | 7.6K | 34 | 22 |
| 147 | behavioral medicine | 194 | 7.6K | 23 | 44 |
| 148 | Pharmacy | 213 | 7.5K | 97 | 56 |
| 149 | Gene expression regulation | 68 | 7.5K | 65 | 65 |
| 150 | Cognition | 176 | 7.4K | 110 | 103 |
| 151 | Bacterial infections | 51 | 7.4K | 63 | 25 |
| 152 | marketing | 71 | 7.3K | 227 | 112 |
| 153 | mycoses | 39 | 7.3K | 78 | 25 |
| 154 | Thrombosis | 168 | 7.2K | 17 | 19 |
| 155 | Nutrition physiology | 48 | 7.2K | 52 | 2 |
| 156 | Metabolism | 144 | 7.2K | 338 | 330 |
| 157 | Materials Science | 192 | 7.2K | 552 | 497 |
| 158 | child abuse | 175 | 7.1K | 7 | 11 |
| 159 | Aging | 356 | 7.1K | 90 | 156 |
| 160 | Neurons | 30 | 6.9K | 171 | 136 |
| 161 | Women's health | 317 | 6.9K | 8 | 12 |
| 162 | viral genetics | 34 | 6.9K | 75 | 63 |
| 163 | Water pollution | 85 | 6.8K | 362 | 155 |
| 164 | Biometrics | 307 | 6.7K | 10 | 45 |
| 165 | Organic Chemistry | 168 | 6.7K | 287 | 192 |
| 166 | Intellectual disability | 137 | 6.6K | 22 | 13 |
| 167 | drug development | 82 | 6.6K | 52 | 48 |
| 168 | Quality of life | 90 | 6.5K | 49 | 26 |
| 169 | Diabetes mellitus | 127 | 6.5K | 206 | 246 |
| 170 | Child welfare | 279 | 6.4K | 4 | 8 |
| 171 | Drug delivery systems | 100 | 6.4K | 47 | 35 |
| 172 | psychotherapy | 127 | 6.3K | 79 | 80 |
| 173 | Metabolic diseases | 122 | 6.3K | 288 | 304 |
| 174 | alcoholism | 221 | 6.3K | 65 | 78 |
| 175 | gene mapping | 78 | 6.2K | 223 | 122 |
| 176 | Hydrology | 136 | 6.2K | 205 | 144 |
| 177 | Family | 205 | 6.2K | 19 | 15 |
| 178 | Catalysis | 145 | 6.2K | 580 | 530 |
| 179 | Memory | 141 | 6.1K | 153 | 124 |
| 180 | Geophysics | 161 | 6.0K | 611 | 522 |
| 181 | Biochemical Engineering | 36 | 5.8K | 1022 | 422 |
| 182 | Bacteriology | 99 | 5.8K | 223 | 218 |
| 183 | Immunotherapy | 69 | 5.8K | 228 | 141 |
| 184 | Public Policy | 161 | 5.8K | 52 | 32 |
| 185 | Urology | 173 | 5.7K | 132 | 139 |
| 186 | finance | 71 | 5.6K | 340 | 80 |
| 187 | Diabetes | 113 | 5.6K | 279 | 303 |
| 188 | Cardiovascular system | 115 | 5.6K | 172 | 228 |
| 189 | older people | 317 | 5.5K | 39 | 20 |
| 190 | Adolescent Medicine | 99 | 5.5K | 29 | 29 |
| 191 | Diagnostic Imaging | 132 | 5.5K | 119 | 85 |
| 192 | Gerontology | 320 | 5.4K | 63 | 62 |
| 193 | Image Processing | 109 | 5.4K | 111 | 82 |
| 194 | Genomics | 166 | 5.3K | 210 | 214 |
| 195 | Neuropsychology | 151 | 5.3K | 175 | 172 |
| 196 | Marine Biology | 95 | 5.2K | 426 | 224 |
| 197 | Radiobiology | 210 | 5.2K | 101 | 123 |
| 198 | Neurobiology | 84 | 5.1K | 256 | 240 |
| 199 | vascular diseases | 99 | 5.1K | 22 | 25 |
| 200 | Economic History | 159 | 5.1K | 276 | 109 |
| 201 | human development | 78 | 5.1K | 49 | 24 |
| 202 | Demography | 115 | 5.1K | 24 | 22 |
| 203 | Learning | 133 | 5.0K | 66 | 81 |
| 203 | Youth | 100 | 5.0K | 12 | 13 |
| 205 | biological evolution | 48 | 5.0K | 495 | 287 |
| 206 | Transplantation | 59 | 5.0K | 220 | 118 |
| 207 | Plants | 50 | 5.0K | 468 | 231 |
| 208 | violence | 160 | 4.9K | 9 | 19 |
| 209 | Research Design | 168 | 4.9K | 23 | 65 |
| 210 | counseling | 166 | 4.8K | 51 | 43 |
| 211 | Developing countries | 112 | 4.8K | 145 | 82 |
| 212 | Hypertension | 113 | 4.8K | 176 | 243 |
| 213 | Decision making | 80 | 4.8K | 81 | 59 |
| 214 | Pathology | 95 | 4.7K | 357 | 280 |
| 215 | Educational Psychology | 141 | 4.7K | 78 | 85 |
| 216 | Nuclear Physics | 216 | 4.6K | 880 | 920 |
| 217 | proteins | 137 | 4.5K | 117 | 135 |
| 218 | behavior therapy | 102 | 4.5K | 64 | 43 |
| 219 | Animal Behavior | 68 | 4.5K | 351 | 246 |
| 220 | educational statistics | 12 | 4.4K | 26 | 2 |
| 221 | Substance Abuse | 168 | 4.4K | 79 | 78 |
| 222 | Health Services Administration | 124 | 4.4K | 34 | 34 |
| 223 | Visual Perception | 109 | 4.4K | 182 | 112 |
| 224 | Evolution | 42 | 4.4K | 478 | 246 |
| 225 | Mental Health Services | 118 | 4.3K | 67 | 37 |
| 226 | Mathematics | 317 | 4.3K | 652 | 555 |
| 227 | Adolescent Psychology | 110 | 4.3K | 19 | 18 |
| 228 | Dermatology | 159 | 4.2K | 124 | 130 |
| 229 | Economic Development | 90 | 4.2K | 121 | 93 |
| 230 | Geography | 92 | 4.2K | 316 | 189 |
| 231 | Psychosomatic Medicine | 64 | 4.2K | 71 | 45 |
| 232 | Autism | 141 | 4.2K | 12 | 23 |
| 233 | Solid State Physics | 83 | 4.2K | 1072 | 723 |
| 234 | Condensed Matter | 88 | 4.1K | 974 | 717 |
| 235 | Technology | 92 | 4.1K | 636 | 345 |
| 236 | Mental Health | 168 | 4.1K | 49 | 46 |
| 237 | Physical fitness | 80 | 4.1K | 39 | 31 |
| 238 | Primary health care | 183 | 4.0K | 50 | 50 |
| 239 | Chemotherapy | 121 | 4.0K | 55 | 46 |
| 240 | Business | 68 | 4.0K | 275 | 237 |
| 241 | Medical Microbiology | 91 | 4.0K | 313 | 316 |
| 242 | Plant cells | 43 | 3.9K | 314 | 304 |
| 243 | Meteorology | 54 | 3.9K | 559 | 369 |
| 244 | Bioorganic chemistry | 136 | 3.9K | 225 | 292 |
| 245 | Nanostructured Materials | 110 | 3.8K | 498 | 436 |
| 246 | Surface Chemistry | 94 | 3.8K | 720 | 536 |
| 247 | Information Science | 165 | 3.8K | 90 | 140 |
| 248 | Environmental monitoring | 140 | 3.7K | 272 | 435 |
| 249 | Digestive system diseases | 74 | 3.7K | 69 | 18 |
| 250 | families | 134 | 3.7K | 25 | 20 |
| 251 | Medical Physics | 146 | 3.7K | 136 | 158 |
| 252 | drug addiction | 119 | 3.6K | 84 | 105 |
| 253 | arthritis | 105 | 3.6K | 120 | 181 |
| 254 | Molecular Pharmacology | 85 | 3.6K | 19 | 30 |
| 255 | environmental pollution | 118 | 3.6K | 559 | 681 |
| 256 | Ethology | 44 | 3.5K | 357 | 235 |
| 257 | health services | 139 | 3.5K | 38 | 38 |
| 258 | environmental protection | 82 | 3.5K | 392 | 303 |
| 259 | city planning | 86 | 3.5K | 146 | 81 |
| 260 | Perception | 111 | 3.4K | 225 | 203 |
| 261 | Maternal health services | 156 | 3.4K | 2 | 5 |
| 262 | Environmental Microbiology | 46 | 3.4K | 183 | 121 |
| 263 | Physical Chemistry | 79 | 3.4K | 357 | 310 |
| 264 | Community Psychiatry | 81 | 3.4K | 71 | 59 |
| 265 | Reproduction | 97 | 3.4K | 301 | 246 |
| 266 | Colloids | 94 | 3.4K | 716 | 658 |
| 267 | Econometrics | 51 | 3.4K | 227 | 134 |
| 268 | Learning disabilities | 76 | 3.4K | 61 | 30 |
| 269 | protein | 85 | 3.4K | 91 | 111 |
| 270 | Orthopedics | 74 | 3.3K | 228 | 128 |
| 271 | Smoking | 130 | 3.3K | 38 | 57 |
| 271 | DNA polymerases | 19 | 3.3K | 115 | 82 |
| 273 | United Kingdom | 74 | 3.3K | 229 | 204 |
| 274 | Membranes | 61 | 3.3K | 298 | 242 |
| 275 | medical education | 168 | 3.3K | 112 | 136 |
| 276 | Environmental Policy | 108 | 3.3K | 262 | 418 |
| 277 | organization | 41 | 3.3K | 114 | 126 |
| 278 | Psychometrics | 73 | 3.3K | 40 | 51 |
| 279 | health services accessibility | 132 | 3.3K | 16 | 16 |
| 280 | Atmospheric Physics | 63 | 3.2K | 373 | 302 |
| 281 | Chronic diseases | 55 | 3.2K | 76 | 118 |
| 282 | brain mapping | 69 | 3.2K | 37 | 43 |
| 283 | Genetic engineering | 52 | 3.2K | 358 | 209 |
| 284 | plant molecular biology | 37 | 3.2K | 425 | 325 |
| 285 | Neuropsychiatry | 64 | 3.1K | 69 | 36 |
| 286 | Histology | 48 | 3.1K | 386 | 205 |
| 287 | Biomechanics | 85 | 3.1K | 116 | 140 |
| 288 | Attention | 107 | 3.1K | 199 | 182 |
| 289 | Dietetics | 71 | 3.1K | 69 | 22 |
| 290 | Occupational Therapy | 325 | 3.1K | 7 | 18 |
| 291 | family violence | 80 | 3.0K | 2 | 2 |
| 292 | Medical Technology | 55 | 3.0K | 157 | 47 |
| 293 | commerce | 36 | 3.0K | 282 | 148 |
| 294 | Anxiety Disorders | 58 | 3.0K | 39 | 46 |
| 295 | Organometallic compounds | 66 | 3.0K | 111 | 67 |
| 296 | Anxiety | 58 | 2.9K | 40 | 49 |
| 297 | Audiology | 107 | 2.9K | 46 | 60 |
| 298 | Geology | 84 | 2.9K | 700 | 551 |
| 299 | world | 48 | 2.9K | 65 | 52 |
| 300 | Health insurance | 90 | 2.9K | 23 | 43 |
| 301 | Renewable Energy Sources | 28 | 2.9K | 734 | 437 |
| 302 | Speech Disorders | 145 | 2.9K | 64 | 86 |
| 303 | Birth control | 103 | 2.9K | 10 | 14 |
| 304 | Patient education | 91 | 2.9K | 17 | 27 |
| 305 | Development | 46 | 2.9K | 89 | 48 |
| 306 | Social behavior | 77 | 2.8K | 96 | 122 |
| 307 | Cerebral cortex | 40 | 2.8K | 174 | 128 |
| 308 | Communication in medicine | 87 | 2.8K | 31 | 17 |
| 309 | Language Disorders | 129 | 2.8K | 39 | 46 |
| 310 | Regional Planning | 73 | 2.8K | 162 | 93 |
| 311 | Chromosome mapping | 56 | 2.8K | 270 | 202 |
| 312 | Bioenergetics | 13 | 2.8K | 408 | 66 |
| 313 | Contraception | 109 | 2.8K | 24 | 26 |
| 314 | Cognitive Science | 69 | 2.8K | 127 | 170 |
| 315 | Nanostructures | 28 | 2.8K | 624 | 273 |
| 316 | Nervous system | 92 | 2.7K | 340 | 504 |
| 317 | Vaccines | 97 | 2.7K | 169 | 178 |
| 318 | water supply | 64 | 2.7K | 122 | 132 |
| 319 | Algal blooms | 15 | 2.7K | 73 | 16 |
| 319 | Cyanobacteria | 15 | 2.7K | 73 | 16 |
| 319 | microalgae | 15 | 2.7K | 73 | 16 |
| 322 | Computer-Aided Design | 28 | 2.7K | 257 | 48 |
| 323 | Dentistry | 76 | 2.7K | 53 | 23 |
| 324 | Economic Assistance | 38 | 2.7K | 79 | 42 |
| 325 | Vocational guidance | 77 | 2.7K | 91 | 96 |
| 326 | enzymes | 106 | 2.7K | 66 | 113 |
| 327 | Personality Assessment | 48 | 2.7K | 45 | 41 |
| 328 | Tropical Medicine | 51 | 2.6K | 251 | 71 |
| 329 | RNA | 43 | 2.6K | 45 | 30 |
| 330 | Hearing | 118 | 2.6K | 31 | 42 |
| 331 | Relationships | 19 | 2.6K | 15 | 3 |
| 332 | Energy metabolism | 8 | 2.6K | 444 | 64 |
| 333 | carcinogens | 60 | 2.6K | 76 | 73 |
| 334 | Post-traumatic stress disorder | 63 | 2.6K | 58 | 51 |
| 335 | government | 37 | 2.6K | 116 | 33 |
| 336 | Astrocytes | 12 | 2.6K | 202 | 34 |
| 337 | Geochemistry | 55 | 2.5K | 556 | 461 |
| 338 | Cell metabolism | 11 | 2.5K | 290 | 178 |
| 339 | Homeostasis | 10 | 2.5K | 221 | 173 |
| 340 | Hospitals | 103 | 2.5K | 46 | 41 |
| 341 | feeding behavior | 96 | 2.5K | 24 | 42 |
| 342 | Politics | 33 | 2.5K | 102 | 25 |
| 343 | Socioeconomic Factors | 40 | 2.5K | 74 | 18 |
| 344 | Atmospheric Chemistry | 43 | 2.5K | 279 | 261 |
| 345 | Rheumatology | 70 | 2.5K | 137 | 184 |
| 346 | Speech | 114 | 2.5K | 55 | 75 |
| 347 | School Psychology | 84 | 2.4K | 32 | 33 |
| 348 | Teaching | 143 | 2.4K | 71 | 135 |
| 349 | Population | 93 | 2.4K | 56 | 44 |
| 350 | Cognitive neuroscience | 104 | 2.4K | 69 | 229 |
| 351 | Structure-activity relationship | 14 | 2.4K | 78 | 20 |
| 352 | Carcinogenesis | 54 | 2.3K | 89 | 91 |
| 353 | free radicals | 56 | 2.3K | 199 | 216 |
| 354 | Radiography | 66 | 2.3K | 74 | 57 |
| 355 | Public Administration | 77 | 2.3K | 146 | 105 |
| 355 | Cognitive Therapy | 72 | 2.3K | 17 | 22 |
| 357 | Organizational Behavior | 30 | 2.3K | 97 | 77 |
| 358 | Ophthalmology | 67 | 2.3K | 321 | 278 |
| 359 | Biomolecules | 13 | 2.3K | 125 | 27 |
| 360 | Hemostasis | 76 | 2.2K | 29 | 18 |
| 361 | health planning | 134 | 2.2K | 57 | 104 |
| 362 | Stem cells | 34 | 2.2K | 425 | 236 |
| 363 | Biogeochemistry | 31 | 2.2K | 342 | 247 |
| 364 | Electrochemistry | 103 | 2.2K | 800 | 773 |
| 365 | Clinical Trials | 94 | 2.2K | 22 | 29 |
| 366 | mutagens | 46 | 2.2K | 93 | 94 |
| 367 | Planets | 68 | 2.2K | 423 | 487 |
| 368 | healthcare disparities | 52 | 2.2K | 28 | 6 |
| 369 | Exercise | 54 | 2.1K | 156 | 52 |
| 369 | Disease | 15 | 2.1K | 59 | 148 |
| 371 | Psycholinguistics | 51 | 2.1K | 147 | 148 |
| 372 | Hormones | 50 | 2.1K | 200 | 162 |
| 373 | Energy Policy | 25 | 2.1K | 941 | 478 |
| 373 | occupational diseases | 61 | 2.1K | 76 | 70 |
| 375 | diseases | 12 | 2.1K | 91 | 154 |
| 376 | Food | 88 | 2.1K | 390 | 474 |
| 377 | Human Geography | 67 | 2.1K | 121 | 104 |
| 378 | data protection | 15 | 2.1K | 96 | 9 |
| 379 | Information Systems | 105 | 2.0K | 22 | 82 |
| 380 | Social interaction | 18 | 2.0K | 67 | 6 |
| 381 | Philosophy | 169 | 2.0K | 132 | 83 |
| 382 | cell membrane | 9 | 2.0K | 399 | 80 |
| 383 | Optical materials | 36 | 2.0K | 851 | 587 |
| 384 | Pharmacokinetics | 83 | 2.0K | 27 | 42 |
| 385 | energy resources | 23 | 2.0K | 387 | 263 |
| 386 | Statistical physics | 63 | 2.0K | 1080 | 890 |
| 387 | Social problems | 51 | 2.0K | 41 | 65 |
| 388 | Reproductive health | 72 | 1.9K | 27 | 25 |
| 389 | drugs | 78 | 1.9K | 246 | 259 |
| 390 | environmental exposure | 111 | 1.9K | 66 | 163 |
| 391 | Diagnostic microbiology | 51 | 1.9K | 208 | 368 |
| 391 | Lipids | 39 | 1.9K | 234 | 203 |
| 393 | Chromosomes | 29 | 1.9K | 213 | 114 |
| 394 | Agriculture | 41 | 1.9K | 508 | 305 |
| 395 | ethanol | 61 | 1.9K | 21 | 15 |
| 396 | Pharmaceutical Technology | 43 | 1.9K | 257 | 171 |
| 396 | Entrepreneurship | 21 | 1.9K | 243 | 197 |
| 398 | Elderly | 226 | 1.9K | 46 | 38 |
| 399 | Systems Analysis | 37 | 1.8K | 134 | 43 |
| 400 | Informatics | 32 | 1.8K | 97 | 55 |
| 401 | Artificial Intelligence | 88 | 1.8K | 565 | 593 |
| 401 | Multivariate Analysis | 60 | 1.8K | 13 | 24 |
| 403 | Biogeography | 10 | 1.8K | 608 | 202 |
| 404 | Community Psychology | 48 | 1.8K | 51 | 81 |
| 405 | Immunopathology | 59 | 1.8K | 210 | 206 |
| 406 | hygiene | 64 | 1.8K | 13 | 9 |
| 407 | Quantitative Research | 42 | 1.8K | 9 | 10 |
| 408 | planning | 47 | 1.8K | 39 | 16 |
| 409 | Family Therapy | 75 | 1.8K | 43 | 34 |
| 409 | psychopathology | 35 | 1.8K | 40 | 59 |
| 411 | European Union | 10 | 1.8K | 54 | 2 |
| 412 | Biopharmaceutics | 105 | 1.7K | 22 | 98 |
| 413 | Transportation | 48 | 1.7K | 338 | 248 |
| 414 | Infertility | 61 | 1.7K | 176 | 232 |
| 414 | fertility | 61 | 1.7K | 185 | 246 |
| 416 | Biodiversity | 28 | 1.7K | 743 | 455 |
| 417 | Emotions | 45 | 1.7K | 63 | 92 |
| 418 | Psychiatric hospitals | 32 | 1.7K | 65 | 26 |
| 419 | Kidney diseases | 46 | 1.7K | 129 | 107 |
| 420 | Thorax | 57 | 1.7K | 52 | 56 |
| 421 | Chemical Engineering | 42 | 1.7K | 1640 | 1405 |
| 421 | primary prevention | 70 | 1.7K | 8 | 8 |
| 423 | Plant Ecology | 38 | 1.7K | 442 | 388 |
| 424 | Molecular Genetics | 33 | 1.7K | 543 | 485 |
| 425 | Respiration | 68 | 1.7K | 211 | 280 |
| 426 | Pediatric Nursing | 54 | 1.6K | 24 | 6 |
| 427 | poverty | 13 | 1.6K | 81 | 11 |
| 428 | Neuroimmunology | 59 | 1.6K | 50 | 98 |
| 429 | school psychologists | 28 | 1.6K | 30 | 22 |
| 430 | Meteorites | 22 | 1.6K | 449 | 356 |
| 431 | Mass Spectrometry | 63 | 1.6K | 138 | 172 |
| 432 | cloning | 9 | 1.6K | 390 | 130 |
| 433 | Anthropology | 97 | 1.6K | 188 | 184 |
| 434 | System analysis | 32 | 1.6K | 709 | 297 |
| 435 | sex crimes | 78 | 1.6K | 13 | 36 |
| 436 | Insects | 18 | 1.6K | 643 | 152 |
| 437 | Reproductive toxicology | 23 | 1.6K | 77 | 31 |
| 437 | peace | 21 | 1.6K | 122 | 57 |
| 439 | Cheminformatics | 7 | 1.6K | 156 | 35 |
| 439 | energy development | 14 | 1.6K | 253 | 161 |
| 441 | Mycology | 34 | 1.5K | 422 | 292 |
| 442 | economic policy | 50 | 1.5K | 484 | 238 |
| 443 | Water quality management | 49 | 1.5K | 246 | 174 |
| 444 | Biosensors | 47 | 1.5K | 154 | 270 |
| 445 | infection | 49 | 1.5K | 298 | 338 |
| 446 | Earth Sciences | 43 | 1.5K | 987 | 771 |
| 447 | Long-Term Care | 111 | 1.5K | 5 | 86 |
| 447 | Long-term care facilities | 111 | 1.5K | 5 | 86 |
| 449 | Nephrology | 34 | 1.5K | 112 | 96 |
| 450 | mutation | 21 | 1.5K | 146 | 83 |
| 451 | Environmental Law | 39 | 1.5K | 157 | 252 |
| 451 | Clinical Immunology | 67 | 1.5K | 137 | 165 |
| 453 | elder abuse | 47 | 1.5K | 6 | 3 |
| 454 | Documentation | 34 | 1.5K | 37 | 25 |
| 455 | Hemodynamics | 33 | 1.5K | 128 | 137 |
| 456 | Pharmacogenetics | 53 | 1.5K | 93 | 161 |
| 457 | Mathematical Physics | 60 | 1.5K | 745 | 621 |
| 458 | Leukemia | 36 | 1.4K | 369 | 357 |
| 459 | rural health | 75 | 1.4K | 6 | 6 |
| 460 | child behavior | 33 | 1.4K | 44 | 35 |
| 461 | Photonics | 17 | 1.4K | 851 | 508 |
| 462 | Occupational Health | 82 | 1.4K | 74 | 97 |
| 463 | Analytical Biochemistry | 42 | 1.4K | 269 | 250 |
| 464 | complementary therapies | 61 | 1.4K | 183 | 155 |
| 465 | concepts | 12 | 1.4K | 18 | 2 |
| 466 | ecosystem | 25 | 1.4K | 415 | 320 |
| 467 | Optics | 190 | 1.4K | 686 | 1076 |
| 468 | Aggression | 34 | 1.4K | 33 | 46 |
| 469 | Social Issues | 36 | 1.4K | 14 | 14 |
| 469 | Cardiovascular diseases | 52 | 1.4K | 316 | 277 |
| 471 | Climatology | 36 | 1.4K | 528 | 502 |
| 472 | Obstetric Nursing | 41 | 1.4K | 27 | 7 |
| 472 | Plant physiology | 21 | 1.4K | 954 | 666 |
| 474 | Appetite | 53 | 1.4K | 53 | 76 |
| 475 | Library Science | 315 | 1.4K | 2 | 24 |
| 476 | visualization | 143 | 1.4K | 42 | 47 |
| 476 | Leisure | 19 | 1.4K | 80 | 27 |
| 478 | Drug design | 41 | 1.4K | 239 | 241 |
| 479 | Environmental Chemistry | 43 | 1.3K | 385 | 628 |
| 479 | Sexual health | 29 | 1.3K | 152 | 80 |
| 481 | warfare | 19 | 1.3K | 78 | 41 |
| 482 | Quantum Gravity | 51 | 1.3K | 828 | 787 |
| 483 | Proteome | 46 | 1.3K | 177 | 278 |
| 484 | child mental health | 59 | 1.3K | 14 | 18 |
| 485 | Light | 20 | 1.3K | 332 | 381 |
| 486 | Algae | 49 | 1.3K | 89 | 115 |
| 487 | Energy Conversion | 45 | 1.3K | 226 | 470 |
| 488 | heredity | 30 | 1.3K | 95 | 46 |
| 489 | chronic disease | 53 | 1.3K | 20 | 36 |
| 490 | biological factors | 35 | 1.3K | 405 | 337 |
| 491 | Genetic epidemiology | 29 | 1.3K | 50 | 34 |
| 492 | Bioelectronics | 37 | 1.3K | 156 | 280 |
| 493 | Kalman Filtering | 12 | 1.3K | 55 | 5 |
| 493 | Geriatric Oncology | 55 | 1.3K | 31 | 42 |
| 495 | Medical Ethics | 106 | 1.3K | 66 | 70 |
| 496 | Molecular Microbiology | 19 | 1.3K | 361 | 323 |
| 497 | Land use | 34 | 1.3K | 147 | 105 |
| 498 | Carbon | 8 | 1.3K | 983 | 368 |
| 498 | international cooperation | 22 | 1.3K | 118 | 61 |
| 500 | Psychoneuroimmunology | 46 | 1.3K | 63 | 119 |
| 501 | War and Society | 14 | 1.3K | 71 | 41 |
| 502 | Recombinant DNA | 37 | 1.3K | 280 | 245 |
| 503 | Wildlife conservation | 14 | 1.2K | 575 | 309 |
| 504 | Cell death | 21 | 1.2K | 476 | 410 |
| 505 | Molecular cloning | 34 | 1.2K | 280 | 222 |
| 506 | Auditing | 6 | 1.2K | 249 | 28 |
| 507 | Alternative Medicine | 45 | 1.2K | 259 | 184 |
| 507 | Insect biochemistry | 18 | 1.2K | 134 | 61 |
| 509 | Organizational change | 11 | 1.2K | 290 | 43 |
| 510 | biomimicry | 12 | 1.2K | 28 | 6 |
| 511 | Emergency Medicine | 74 | 1.2K | 194 | 230 |
| 512 | Genetic recombination | 33 | 1.2K | 282 | 228 |
| 513 | Nanomedicine | 10 | 1.2K | 29 | 3 |
| 514 | Depression | 25 | 1.2K | 47 | 78 |
| 515 | breastfeeding | 51 | 1.2K | 19 | 20 |
| 516 | Small Business | 10 | 1.2K | 384 | 242 |
| 517 | Sleep Disorders | 73 | 1.2K | 243 | 384 |
| 518 | industrial hygiene | 77 | 1.2K | 56 | 59 |
| 519 | Infections | 26 | 1.2K | 316 | 352 |
| 520 | Pediatric Neurology | 21 | 1.2K | 418 | 519 |
| 521 | Europe | 52 | 1.2K | 778 | 626 |
| 522 | Dental Public Health | 44 | 1.2K | 14 | 8 |
| 523 | Signal Transduction | 31 | 1.1K | 330 | 395 |
| 524 | Social welfare | 50 | 1.1K | 44 | 32 |
| 525 | Molecular ecology | 17 | 1.1K | 498 | 418 |
| 526 | Positive Psychology | 10 | 1.1K | 40 | 21 |
| 527 | Sleep | 75 | 1.1K | 235 | 404 |
| 528 | Ethnology | 56 | 1.1K | 190 | 122 |
| 529 | mammals | 22 | 1.1K | 294 | 115 |
| 530 | gastrointestinal tract | 23 | 1.1K | 25 | 18 |
| 531 | Autoimmunity | 23 | 1.1K | 194 | 186 |
| 532 | Linguistics | 46 | 1.1K | 322 | 214 |
| 532 | Population Genetics | 15 | 1.1K | 611 | 399 |
| 532 | locomotion | 40 | 1.1K | 82 | 90 |
| 532 | posture | 40 | 1.1K | 82 | 90 |
| 532 | gait | 40 | 1.1K | 82 | 90 |
| 532 | walking | 40 | 1.1K | 82 | 90 |
| 538 | Socialization | 34 | 1.1K | 61 | 90 |
| 539 | Reading | 55 | 1.1K | 50 | 82 |
| 540 | Combinatorial chemistry | 29 | 1.1K | 149 | 206 |
| 541 | Systems Biology | 62 | 1.0K | 146 | 185 |
| 542 | fuel cells | 31 | 1.0K | 340 | 442 |
| 543 | mathematical concepts | 34 | 1.0K | 17 | 7 |
| 544 | Teratology | 33 | 1.0K | 35 | 50 |
| 545 | behavior modification | 28 | 1.0K | 99 | 115 |
| 546 | Oxidation-reduction | 17 | 1.0K | 231 | 271 |
| 547 | Nanoparticles | 27 | 999 | 575 | 501 |
| 548 | Marriage | 44 | 994 | 45 | 53 |
| 549 | Structuralism | 12 | 991 | 41 | 37 |
| 549 | Social Networks | 12 | 991 | 63 | 42 |
| 551 | Clinical Biochemistry | 54 | 981 | 166 | 240 |
| 551 | Fisheries | 22 | 981 | 662 | 428 |
| 553 | mental health policy | 33 | 977 | 25 | 29 |
| 554 | plant communities | 31 | 970 | 278 | 395 |
| 555 | Asthma | 43 | 965 | 46 | 55 |
| 556 | Humanities | 32 | 960 | 320 | 51 |
| 557 | Bipolar Disorder | 20 | 957 | 104 | 94 |
| 558 | Economic planning | 20 | 955 | 65 | 32 |
| 559 | Urban Policy | 19 | 952 | 171 | 91 |
| 560 | Data Mining | 28 | 951 | 319 | 346 |
| 561 | Water Microbiology | 17 | 950 | 50 | 29 |
| 562 | Lipid metabolism | 15 | 946 | 92 | 59 |
| 562 | Lipid | 15 | 946 | 91 | 61 |
| 564 | Hemophilia | 34 | 944 | 98 | 78 |
| 565 | Electrochemical Analysis | 24 | 936 | 502 | 322 |
| 566 | Quality Control | 29 | 931 | 362 | 272 |
| 567 | conflict management | 10 | 929 | 100 | 37 |
| 568 | drug evaluation | 33 | 927 | 202 | 148 |
| 569 | Ecosystem management | 6 | 926 | 520 | 133 |
| 569 | Human biology | 50 | 926 | 45 | 58 |
| 571 | Engineering | 47 | 925 | 1137 | 904 |
| 572 | Microorganisms | 19 | 917 | 418 | 409 |
| 573 | natural products | 31 | 915 | 447 | 358 |
| 574 | Cultural diversity | 28 | 914 | 10 | 25 |
| 575 | Parenteral nutrition | 20 | 912 | 377 | 330 |
| 576 | Urban Planning | 17 | 908 | 90 | 38 |
| 577 | Seaweed | 39 | 907 | 63 | 129 |
| 578 | scientific societies | 25 | 906 | 176 | 144 |
| 579 | Archaeology | 27 | 903 | 463 | 269 |
| 580 | Electronics | 36 | 898 | 1270 | 926 |
| 581 | industrial relations | 17 | 895 | 316 | 107 |
| 582 | probabilities | 58 | 893 | 236 | 193 |
| 583 | urban health | 24 | 892 | 46 | 43 |
| 583 | data collection | 25 | 892 | 191 | 243 |
| 585 | Religion | 58 | 881 | 119 | 16 |
| 586 | Bioethics | 72 | 879 | 82 | 82 |
| 587 | Early Childhood Education | 44 | 876 | 45 | 35 |
| 588 | Metals | 13 | 873 | 1358 | 685 |
| 589 | Environmental Management | 33 | 871 | 803 | 1067 |
| 590 | Australia | 43 | 870 | 321 | 274 |
| 591 | consumer behavior | 8 | 869 | 282 | 112 |
| 591 | Jurisprudence | 39 | 869 | 174 | 144 |
| 593 | Energy Storage | 37 | 862 | 239 | 307 |
| 594 | General Surgery | 43 | 858 | 143 | 115 |
| 595 | Inflammation | 14 | 852 | 550 | 303 |
| 596 | Sustainable Development | 28 | 847 | 455 | 482 |
| 597 | Strategic planning | 17 | 845 | 187 | 111 |
| 598 | Cognitive Behavioral Therapy | 23 | 844 | 29 | 14 |
| 599 | Body Image | 23 | 842 | 25 | 34 |
| 600 | Spine | 15 | 841 | 322 | 248 |
| 601 | Urban Economics | 12 | 829 | 121 | 91 |
| 602 | Transport | 10 | 826 | 297 | 123 |
| 603 | innovation | 17 | 821 | 129 | 245 |
| 604 | Paleoceanography | 3 | 820 | 233 | 77 |
| 605 | Autoimmune diseases | 23 | 819 | 132 | 129 |
| 606 | Conservation Biology | 20 | 817 | 384 | 378 |
| 607 | Zoology | 28 | 815 | 999 | 685 |
| 608 | Genetic Counseling | 28 | 813 | 44 | 20 |
| 609 | Infection control | 27 | 811 | 107 | 83 |
| 610 | freshwater biology | 20 | 802 | 277 | 203 |
| 611 | Financial management | 20 | 800 | 96 | 106 |
| 612 | Photography | 171 | 798 | 270 | 173 |
| 613 | Neural circuitry | 34 | 782 | 412 | 548 |
| 614 | Electrophoresis | 27 | 771 | 487 | 428 |
| 615 | Chemical analysis | 33 | 766 | 219 | 218 |
| 616 | Social Change | 25 | 764 | 147 | 258 |
| 617 | women | 35 | 762 | 89 | 37 |
| 618 | Neonatology | 26 | 761 | 90 | 90 |
| 619 | Criminal psychology | 31 | 760 | 183 | 181 |
| 619 | Lung Transplantation | 25 | 760 | 231 | 173 |
| 619 | Human-Computer Interaction | 36 | 760 | 197 | 254 |
| 619 | Heart transplantation | 25 | 760 | 231 | 173 |
| 619 | Structural Equation Modeling | 24 | 760 | 13 | 33 |
| 624 | Fluid Mechanics | 20 | 758 | 772 | 482 |
| 625 | Metastasis | 7 | 757 | 74 | 53 |
| 626 | drug abuse | 50 | 753 | 69 | 104 |
| 627 | Aerosols | 18 | 748 | 206 | 144 |
| 628 | Information Technology | 66 | 737 | 220 | 483 |
| 628 | Microscopy | 34 | 737 | 356 | 319 |
| 630 | Vocational Education | 20 | 735 | 134 | 52 |
| 631 | consumers | 8 | 734 | 170 | 39 |
| 632 | children | 24 | 732 | 114 | 123 |
| 633 | Oxidative stress | 18 | 731 | 326 | 328 |
| 633 | sexual behavior | 26 | 731 | 127 | 148 |
| 635 | Mass Media | 31 | 729 | 190 | 44 |
| 636 | Autoantibodies | 20 | 724 | 138 | 137 |
| 637 | Nonlinear Dynamics | 36 | 723 | 766 | 848 |
| 638 | educational planning | 6 | 722 | 246 | 55 |
| 639 | Cytoskeleton | 19 | 721 | 55 | 44 |
| 640 | Estuaries | 13 | 716 | 57 | 61 |
| 641 | International Relations | 32 | 709 | 297 | 201 |
| 642 | Chemical Oceanography | 20 | 705 | 94 | 132 |
| 643 | Chromatographic analysis | 22 | 704 | 705 | 409 |
| 644 | Enteral nutrition | 14 | 701 | 377 | 316 |
| 645 | Respiratory system | 32 | 695 | 79 | 114 |
| 646 | Cosmochemistry | 23 | 688 | 250 | 287 |
| 647 | Public Health Administration | 96 | 687 | 30 | 52 |
| 647 | Pregnancy | 40 | 687 | 101 | 144 |
| 649 | Neurotoxicology | 18 | 684 | 108 | 92 |
| 649 | Molecular evolution | 24 | 684 | 488 | 615 |
| 651 | cell movement | 11 | 683 | 73 | 41 |
| 651 | drug control | 18 | 683 | 94 | 59 |
| 653 | Business Ethics | 11 | 681 | 450 | 414 |
| 654 | Behavioral research | 13 | 679 | 89 | 21 |
| 655 | Sea | 8 | 677 | 323 | 114 |
| 655 | Fishery resources | 8 | 677 | 364 | 125 |
| 657 | Otolaryngology | 41 | 675 | 102 | 139 |
| 657 | Demographic research | 18 | 675 | 30 | 46 |
| 659 | aerosol | 11 | 673 | 213 | 82 |
| 660 | China | 43 | 672 | 658 | 698 |
| 661 | Mixed methods research | 4 | 669 | 31 | 8 |
| 662 | Process Control | 1 | 668 | 1650 | 379 |
| 663 | Environmental pollutants | 24 | 666 | 758 | 816 |
| 664 | Consumer Protection | 3 | 662 | 192 | 24 |
| 664 | Consumer education | 3 | 662 | 346 | 47 |
| 664 | Electrophysiology | 42 | 662 | 184 | 228 |
| 667 | Political Sociology | 23 | 661 | 92 | 88 |
| 667 | Chromatography | 24 | 661 | 516 | 380 |
| 667 | Steroids | 21 | 661 | 347 | 291 |
| 670 | Antioxidants | 8 | 657 | 487 | 354 |
| 670 | Alzheimer's disease | 80 | 657 | 240 | 391 |
| 672 | Public Relations | 31 | 656 | 43 | 49 |
| 673 | Brain damage | 21 | 643 | 74 | 88 |
| 674 | Energy Harvesting | 18 | 642 | 134 | 246 |
| 675 | Nuclear Engineering | 15 | 637 | 642 | 238 |
| 675 | Rheology | 21 | 637 | 161 | 148 |
| 677 | Restoration Ecology | 7 | 636 | 268 | 91 |
| 678 | Economic Thought | 10 | 631 | 111 | 121 |
| 678 | economic conditions | 10 | 631 | 323 | 143 |
| 678 | rare diseases | 18 | 631 | 197 | 178 |
| 681 | Climate | 8 | 630 | 343 | 154 |
| 682 | Medical Laboratory Science | 39 | 628 | 445 | 855 |
| 683 | Robotics | 26 | 627 | 497 | 463 |
| 684 | Biodiversity conservation | 22 | 626 | 678 | 1088 |
| 685 | negotiation | 3 | 618 | 62 | 5 |
| 686 | speech therapy | 26 | 617 | 85 | 71 |
| 687 | Telecommunication | 22 | 613 | 829 | 472 |
| 688 | Obsessive-Compulsive Disorder | 28 | 608 | 3 | 3 |
| 689 | Natural resources | 15 | 607 | 297 | 240 |
| 690 | Radiology | 62 | 604 | 200 | 385 |
| 690 | ethnicity | 46 | 604 | 53 | 52 |
| 690 | Entomology | 12 | 604 | 1520 | 677 |
| 693 | mental processes | 30 | 599 | 32 | 39 |
| 694 | Culture | 72 | 593 | 94 | 146 |
| 695 | Ethics | 38 | 591 | 150 | 140 |
| 696 | Venture Capital | 7 | 590 | 143 | 213 |
| 697 | Probability | 28 | 588 | 96 | 153 |
| 697 | Immunopharmacology | 22 | 588 | 245 | 228 |
| 697 | Social Media | 16 | 588 | 34 | 30 |
| 700 | Real-time Data Processing | 29 | 583 | 2 | 15 |
| 701 | natural disasters | 18 | 581 | 408 | 375 |
| 702 | Solid State Chemistry | 21 | 578 | 1189 | 921 |
| 703 | mathematical analysis | 49 | 576 | 742 | 710 |
| 704 | Neuropharmacology | 18 | 575 | 130 | 134 |
| 705 | at-risk youth | 22 | 574 | 12 | 24 |
| 706 | Work | 41 | 572 | 18 | 50 |
| 707 | Geomorphology | 20 | 569 | 524 | 608 |
| 708 | Proteomics | 13 | 568 | 536 | 459 |
| 709 | Nutritional support | 6 | 567 | 94 | 33 |
| 710 | Risk Management | 24 | 565 | 114 | 156 |
| 711 | Hydraulic Engineering | 15 | 558 | 562 | 356 |
| 711 | population policy | 25 | 558 | 14 | 16 |
| 713 | sustainability | 10 | 556 | 361 | 302 |
| 714 | Menopause | 19 | 554 | 58 | 46 |
| 715 | Palliative Care | 32 | 551 | 156 | 176 |
| 716 | biopolymers | 22 | 545 | 413 | 462 |
| 717 | Neurovirology | 23 | 544 | 35 | 59 |
| 718 | Industrial Safety | 25 | 543 | 253 | 264 |
| 719 | biomedicine | 61 | 539 | 30 | 128 |
| 720 | Statistical models | 46 | 532 | 3 | 9 |
| 721 | Risk | 20 | 531 | 127 | 186 |
| 722 | soil microbiology | 14 | 528 | 732 | 843 |
| 723 | Criminology | 31 | 524 | 250 | 260 |
| 723 | Health Information Management | 2 | 524 | 459 | 176 |
| 725 | air | 2 | 522 | 272 | 86 |
| 726 | Pharmacy management | 37 | 517 | 29 | 29 |
| 727 | dietary supplements | 9 | 514 | 380 | 170 |
| 728 | hazard mitigation | 16 | 513 | 278 | 227 |
| 729 | homosexuality | 21 | 512 | 65 | 74 |
| 730 | Counseling Psychology | 14 | 511 | 74 | 66 |
| 731 | cell interaction | 18 | 506 | 409 | 457 |
| 732 | Clinical Pharmacology | 16 | 503 | 691 | 543 |
| 733 | Synapses | 10 | 502 | 113 | 101 |
| 734 | Heart Failure | 14 | 501 | 157 | 188 |
| 735 | cytokines | 15 | 498 | 545 | 526 |
| 735 | Genes | 35 | 498 | 169 | 321 |
| 737 | Fungi | 19 | 493 | 392 | 529 |
| 738 | Communication in politics | 9 | 489 | 70 | 20 |
| 738 | Gastrointestinal diseases | 9 | 489 | 370 | 109 |
| 740 | race relations | 27 | 486 | 103 | 110 |
| 741 | Orthopedic Surgery | 19 | 485 | 273 | 291 |
| 742 | Bioinorganic chemistry | 14 | 484 | 765 | 580 |
| 743 | disease outbreaks | 24 | 482 | 108 | 208 |
| 744 | Landscape Ecology | 9 | 481 | 234 | 176 |
| 745 | Photochemistry | 23 | 480 | 560 | 704 |
| 746 | Asia | 45 | 478 | 465 | 617 |
| 747 | Epidemics | 23 | 473 | 111 | 212 |
| 748 | Geobiology | 17 | 472 | 130 | 124 |
| 748 | Culture techniques | 17 | 472 | 79 | 67 |
| 750 | Geriatric Psychiatry | 20 | 466 | 382 | 420 |
| 750 | computer networks | 20 | 466 | 987 | 873 |
| 752 | recreation | 29 | 465 | 143 | 126 |
| 752 | language | 20 | 465 | 244 | 279 |
| 754 | Physical Geography | 14 | 462 | 178 | 122 |
| 754 | Immunogenetics | 6 | 462 | 607 | 270 |
| 754 | Drug discovery | 22 | 462 | 18 | 55 |
| 757 | Dementia | 76 | 459 | 231 | 447 |
| 757 | Student Health Services | 26 | 459 | 44 | 53 |
| 759 | Industrial Engineering | 11 | 458 | 1157 | 720 |
| 759 | DNA repair | 14 | 458 | 86 | 95 |
| 761 | Marriage counseling | 10 | 457 | 128 | 91 |
| 762 | Fuzzy systems | 3 | 454 | 2115 | 304 |
| 763 | Psychiatric Nursing | 28 | 453 | 93 | 99 |
| 763 | weight loss | 24 | 453 | 11 | 10 |
| 765 | global environmental change | 11 | 448 | 423 | 439 |
| 766 | Hearing Aids | 33 | 446 | 21 | 30 |
| 767 | reasoning | 1 | 445 | 864 | 56 |
| 768 | community development | 29 | 444 | 64 | 103 |
| 769 | Food Microbiology | 12 | 441 | 653 | 681 |
| 769 | Climate change | 14 | 441 | 540 | 1051 |
| 771 | Political Participation | 16 | 440 | 78 | 83 |
| 772 | Corporate governance | 2 | 439 | 869 | 130 |
| 772 | language therapy | 19 | 439 | 36 | 29 |
| 774 | Pharmacogenomics | 12 | 438 | 58 | 66 |
| 775 | Hippocampus | 7 | 436 | 187 | 167 |
| 776 | Evidence-Based Medicine | 35 | 435 | 192 | 278 |
| 777 | Ecological Engineering | 5 | 433 | 540 | 218 |
| 778 | Soft Condensed Matter | 18 | 431 | 464 | 491 |
| 779 | histological techniques | 15 | 430 | 251 | 360 |
| 780 | Chemical Ecology | 8 | 429 | 339 | 228 |
| 781 | Ceramics | 5 | 425 | 1547 | 619 |
| 781 | Animal welfare | 5 | 425 | 227 | 61 |
| 781 | Glass | 3 | 425 | 1410 | 556 |
| 781 | pottery | 3 | 425 | 1358 | 547 |
| 785 | Eutrophication | 13 | 423 | 558 | 1068 |
| 786 | Political Psychology | 20 | 421 | 77 | 147 |
| 787 | Bones | 17 | 420 | 386 | 486 |
| 788 | Pharmacognosy | 26 | 418 | 581 | 949 |
| 789 | Global Health | 92 | 417 | 45 | 206 |
| 790 | election law | 14 | 416 | 69 | 68 |
| 791 | Metallurgy | 11 | 414 | 1671 | 1091 |
| 791 | national security | 5 | 414 | 304 | 46 |
| 793 | Randomized Controlled Trials | 40 | 412 | 171 | 268 |
| 794 | Andrology | 10 | 409 | 364 | 207 |
| 794 | Virtual reality | 17 | 409 | 42 | 60 |
| 796 | Green Chemistry | 12 | 405 | 996 | 1101 |
| 796 | occupational health and safety | 23 | 405 | 42 | 36 |
| 798 | Ecological Genetics | 1 | 403 | 1384 | 102 |
| 798 | Ecophysiology | 1 | 403 | 573 | 15 |
| 798 | Psychiatric Epidemiology | 21 | 403 | 107 | 217 |
| 801 | Communication and Culture | 12 | 400 | 76 | 19 |
| 802 | Elections | 15 | 398 | 113 | 85 |
| 803 | Labor Economics | 12 | 397 | 183 | 160 |
| 803 | Microeconomics | 10 | 397 | 138 | 121 |
| 803 | Bone diseases | 5 | 397 | 407 | 285 |
| 803 | population trends | 4 | 397 | 57 | 53 |
| 807 | Nanochemistry | 8 | 395 | 807 | 221 |
| 808 | Voting | 12 | 394 | 70 | 69 |
| 809 | Pediatric Dermatology | 42 | 393 | 51 | 87 |
| 809 | Food Policy | 13 | 393 | 111 | 144 |
| 811 | Neuroimaging | 23 | 390 | 37 | 56 |
| 812 | agricultural policy | 10 | 387 | 87 | 117 |
| 813 | Sustainable Engineering | 11 | 386 | 937 | 886 |
| 814 | International Finance | 10 | 383 | 993 | 643 |
| 815 | pollutants | 21 | 382 | 659 | 1072 |
| 816 | Physical organic chemistry | 20 | 380 | 519 | 555 |
| 816 | Electrocardiography | 29 | 380 | 50 | 52 |
| 818 | Androgens | 7 | 377 | 140 | 93 |
| 819 | Organic Geochemistry | 5 | 374 | 318 | 223 |
| 820 | embryonic development | 9 | 372 | 217 | 158 |
| 820 | administrative agencies | 6 | 372 | 177 | 66 |
| 822 | international trade | 8 | 369 | 389 | 217 |
| 823 | hospice care | 23 | 367 | 76 | 86 |
| 824 | Stochastic Processes | 16 | 364 | 328 | 210 |
| 824 | disabilities | 16 | 364 | 235 | 234 |
| 826 | abnormalities | 14 | 363 | 40 | 76 |
| 827 | Sexuality | 20 | 362 | 47 | 50 |
| 828 | Industrial Sociology | 7 | 360 | 130 | 49 |
| 828 | Nonverbal Communication | 19 | 360 | 22 | 77 |
| 830 | forest policy | 6 | 358 | 244 | 105 |
| 831 | Computational Chemistry | 10 | 356 | 355 | 369 |
| 831 | Genetic disorders | 6 | 356 | 424 | 259 |
| 833 | Waste management | 13 | 353 | 636 | 453 |
| 834 | Agricultural Ecology | 11 | 349 | 617 | 774 |
| 835 | Political Geography | 15 | 348 | 87 | 87 |
| 835 | Precision medicine | 10 | 348 | 65 | 27 |
| 835 | Continental shelf | 9 | 348 | 220 | 197 |
| 838 | Water Purification | 10 | 347 | 610 | 373 |
| 838 | Societies | 16 | 347 | 45 | 16 |
| 840 | Marine Ecology | 16 | 342 | 294 | 265 |
| 840 | Cosmology | 25 | 342 | 549 | 569 |
| 840 | Aquatic ecology | 9 | 342 | 594 | 394 |
| 843 | health and race | 21 | 339 | 30 | 45 |
| 843 | Hallucinogens | 7 | 339 | 93 | 46 |
| 845 | role | 15 | 338 | 111 | 216 |
| 846 | Cardiac rehabilitation | 6 | 336 | 30 | 20 |
| 847 | Geriatric Nursing | 37 | 333 | 27 | 44 |
| 847 | Mineralogy | 12 | 333 | 831 | 735 |
| 849 | Industrial Microbiology | 8 | 329 | 1435 | 1278 |
| 849 | biochemical markers | 12 | 329 | 299 | 199 |
| 851 | crime | 8 | 326 | 438 | 230 |
| 852 | Holistic Health | 14 | 324 | 87 | 82 |
| 853 | Cybernetics | 18 | 321 | 489 | 609 |
| 854 | Architecture | 9 | 320 | 384 | 107 |
| 854 | construction | 8 | 320 | 81 | 73 |
| 856 | Information Theory | 18 | 317 | 455 | 511 |
| 856 | Animal ecology | 11 | 317 | 689 | 654 |
| 856 | North America | 19 | 317 | 266 | 253 |
| 856 | catalytic activity | 5 | 317 | 560 | 354 |
| 860 | Molecules | 11 | 316 | 1007 | 779 |
| 861 | Hydrodynamics | 7 | 314 | 422 | 312 |
| 862 | air quality management | 15 | 312 | 107 | 193 |
| 863 | labor | 10 | 311 | 137 | 115 |
| 864 | pheromones | 5 | 309 | 424 | 284 |
| 864 | Sociobiology | 12 | 309 | 82 | 85 |
| 864 | working class | 8 | 309 | 97 | 114 |
| 867 | blood transfusion | 16 | 307 | 318 | 330 |
| 868 | Gender Studies | 9 | 306 | 224 | 147 |
| 869 | biological monitoring | 21 | 305 | 68 | 185 |
| 870 | eugenics | 8 | 303 | 343 | 208 |
| 871 | Capital market | 3 | 302 | 434 | 147 |
| 872 | Applied Linguistics | 9 | 301 | 296 | 152 |
| 872 | Petrology | 9 | 301 | 666 | 641 |
| 872 | Respiratory Infections | 2 | 301 | 558 | 102 |
| 872 | internet | 23 | 301 | 284 | 431 |
| 872 | Influenza | 2 | 301 | 443 | 69 |
| 877 | Sales management | 6 | 300 | 116 | 208 |
| 877 | selling | 6 | 300 | 116 | 208 |
| 879 | Feminist criticism | 7 | 299 | 28 | 5 |
| 880 | Leadership | 5 | 297 | 374 | 320 |
| 881 | energy conservation | 10 | 296 | 1147 | 1339 |
| 881 | Histocompatibility Testing | 21 | 296 | 135 | 187 |
| 881 | Cell survival | 5 | 296 | 119 | 64 |
| 881 | molecular chaperones | 5 | 296 | 147 | 65 |
| 885 | Africa | 24 | 294 | 470 | 453 |
| 886 | collagen | 6 | 293 | 200 | 204 |
| 887 | Total Quality Management | 7 | 291 | 243 | 118 |
| 887 | technical education | 13 | 291 | 151 | 118 |
| 889 | Roads | 23 | 290 | 267 | 295 |
| 890 | Regional Economics | 7 | 289 | 266 | 144 |
| 890 | Coral reef biology | 4 | 289 | 134 | 85 |
| 892 | Behavioral Genetics | 6 | 288 | 160 | 150 |
| 892 | European integration | 6 | 288 | 148 | 103 |
| 892 | European Economic Community | 6 | 288 | 145 | 103 |
| 895 | civil service | 10 | 286 | 157 | 145 |
| 896 | Urban Geography | 6 | 284 | 143 | 73 |
| 896 | Geographic information systems | 19 | 284 | 280 | 281 |
| 898 | nuclear magnetic resonance | 24 | 282 | 421 | 602 |
| 898 | Crystallography | 14 | 282 | 960 | 570 |
| 900 | men | 20 | 279 | 18 | 47 |
| 901 | International security | 5 | 276 | 170 | 141 |
| 902 | Occupational exposure | 21 | 275 | 12 | 12 |
| 902 | movement | 12 | 275 | 84 | 123 |
| 902 | indoor air pollution | 12 | 275 | 125 | 190 |
| 902 | Ventilation | 12 | 275 | 193 | 223 |
| 902 | Sick building syndrome | 12 | 275 | 125 | 190 |
| 907 | Career development | 14 | 273 | 99 | 82 |
| 908 | Computer Science | 16 | 272 | 949 | 785 |
| 908 | Numerical Analysis | 17 | 272 | 1175 | 1075 |
| 910 | Antibacterial agents | 13 | 271 | 239 | 401 |
| 910 | crime victims | 10 | 271 | 32 | 11 |
| 912 | Rural Development | 5 | 270 | 456 | 207 |
| 913 | peptides | 13 | 269 | 347 | 292 |
| 914 | Organometallic chemistry | 6 | 268 | 1713 | 871 |
| 914 | Neuromuscular diseases | 11 | 268 | 346 | 428 |
| 914 | Muscles | 11 | 268 | 478 | 625 |
| 917 | Federal government | 10 | 267 | 35 | 13 |
| 918 | Invertebrates | 7 | 265 | 413 | 264 |
| 918 | immigration | 6 | 265 | 112 | 93 |
| 918 | migration policy | 6 | 265 | 124 | 97 |
| 918 | Asylum seeker | 6 | 265 | 93 | 93 |
| 922 | Social policy | 24 | 263 | 255 | 349 |
| 923 | Suicide | 15 | 262 | 193 | 264 |
| 924 | physical therapy techniques | 170 | 259 | 1 | 28 |
| 924 | Knowledge | 19 | 259 | 144 | 148 |
| 926 | calcification | 7 | 258 | 363 | 354 |
| 927 | Development Economics | 7 | 257 | 256 | 204 |
| 927 | Primates | 9 | 257 | 442 | 352 |
| 929 | income distribution | 2 | 253 | 221 | 86 |
| 930 | environmental indicators | 8 | 252 | 718 | 746 |
| 930 | risk factors | 12 | 252 | 366 | 429 |
| 930 | Housing | 17 | 252 | 109 | 218 |
| 933 | Open Access Publishing | 12 | 251 | 30 | 21 |
| 934 | Growth factors | 6 | 250 | 141 | 255 |
| 935 | Distance Education | 7 | 249 | 249 | 140 |
| 936 | Plant breeding | 7 | 248 | 591 | 419 |
| 936 | Breeding | 7 | 248 | 931 | 786 |
| 938 | epilepsy | 7 | 247 | 737 | 556 |
| 939 | Public Choice | 13 | 245 | 116 | 165 |
| 939 | Group decision making | 13 | 245 | 158 | 209 |
| 941 | Information Retrieval | 26 | 244 | 65 | 271 |
| 941 | Public opinion | 18 | 244 | 83 | 207 |
| 943 | community organization | 16 | 243 | 12 | 12 |
| 944 | drug toxicity | 1 | 242 | 1113 | 178 |
| 945 | Wetland ecology | 7 | 241 | 223 | 183 |
| 946 | Autism spectrum disorders | 11 | 239 | 4 | 15 |
| 947 | Radiation | 13 | 235 | 1276 | 1238 |
| 947 | Magnetic Materials | 11 | 235 | 902 | 956 |
| 949 | Geomagnetism | 8 | 234 | 497 | 401 |
| 950 | Budget | 20 | 233 | 15 | 18 |
| 950 | atmospheric models | 9 | 233 | 480 | 573 |
| 952 | Health Sciences | 2 | 232 | 9 | 2 |
| 953 | Experimental Psychology | 8 | 230 | 361 | 345 |
| 953 | Sedimentology | 3 | 230 | 717 | 390 |
| 953 | Antiviral agents | 17 | 230 | 80 | 184 |
| 953 | DNA methylation | 16 | 230 | 37 | 189 |
| 957 | pain management | 7 | 229 | 463 | 347 |
| 958 | Parasitic Diseases | 14 | 228 | 1162 | 1532 |
| 958 | ethnic groups | 17 | 228 | 66 | 110 |
| 960 | Photobiology | 8 | 226 | 959 | 841 |
| 960 | Peptide | 9 | 226 | 95 | 81 |
| 962 | Transportation Engineering | 5 | 224 | 390 | 212 |
| 962 | Food texture | 3 | 224 | 175 | 54 |
| 962 | Malaria | 28 | 224 | 174 | 428 |
| 965 | water resources | 16 | 223 | 89 | 146 |
| 966 | Greenhouse gases | 1 | 221 | 745 | 239 |
| 966 | traffic safety | 12 | 221 | 88 | 84 |
| 968 | Nanobiotechnology | 7 | 220 | 215 | 276 |
| 968 | Flow cytometry | 11 | 220 | 150 | 221 |
| 970 | Signal Processing | 13 | 219 | 1049 | 1036 |
| 970 | Endocrine glands | 6 | 219 | 164 | 321 |
| 970 | sports injuries | 15 | 219 | 149 | 150 |
| 973 | Quantum Chemistry | 8 | 218 | 614 | 379 |
| 973 | Identity | 6 | 218 | 60 | 57 |
| 973 | toxicity testing | 9 | 218 | 339 | 407 |
| 973 | Self | 6 | 218 | 90 | 75 |
| 977 | Social History | 20 | 217 | 140 | 115 |
| 977 | Regional Development | 9 | 217 | 115 | 145 |
| 977 | correctional psychology | 9 | 217 | 109 | 138 |
| 977 | Development planning | 9 | 217 | 85 | 131 |
| 981 | Distributed Databases | 7 | 216 | 77 | 64 |
| 981 | Qualitative Research | 14 | 216 | 183 | 212 |
| 981 | Magnetic Resonance Spectroscopy | 17 | 216 | 586 | 731 |
| 981 | Cell communication | 6 | 216 | 609 | 549 |
| 981 | Aquaculture | 5 | 216 | 1373 | 919 |
| 986 | Phonetics | 8 | 214 | 174 | 157 |
| 986 | food technology | 9 | 214 | 1790 | 1886 |
| 986 | Healing | 6 | 214 | 49 | 27 |
| 989 | Biogeochemical cycles | 4 | 213 | 444 | 522 |
| 989 | Nitric oxide | 2 | 213 | 541 | 131 |
| 991 | Multicultural Education | 8 | 212 | 194 | 116 |
| 991 | Cell adhesion | 5 | 212 | 81 | 87 |
| 993 | Neuroendocrinology | 3 | 211 | 146 | 173 |
| 994 | Civil Engineering | 8 | 210 | 1468 | 658 |
| 994 | Developmental Neurobiology | 11 | 210 | 197 | 254 |
| 994 | Industrial Policy | 6 | 210 | 365 | 275 |
| 994 | vitamins | 4 | 210 | 96 | 80 |
| 998 | Wetland conservation | 4 | 209 | 259 | 153 |
| 998 | Wetlands | 4 | 209 | 266 | 153 |
| 1000 | Queer Studies | 7 | 207 | 122 | 126 |