| 1 | Biology | 1,564 | 179.5K | 179 | 136 |
| 2 | Science | 1,618 | 167.4K | 173 | 151 |
| 3 | Physics | 1,236 | 142.8K | 342 | 208 |
| 4 | Medicine | 1,582 | 102.3K | 174 | 136 |
| 5 | Neurology | 1,133 | 97.7K | 122 | 92 |
| 6 | Natural history | 441 | 94.1K | 103 | 129 |
| 7 | Human genetics | 381 | 84.8K | 55 | 59 |
| 8 | Chemistry | 1,121 | 69.6K | 348 | 300 |
| 9 | Biochemistry | 1,515 | 65.7K | 239 | 229 |
| 10 | Microbiology | 836 | 63.1K | 158 | 127 |
| 11 | Molecular Biology | 887 | 62.3K | 258 | 216 |
| 12 | Medical genetics | 580 | 47.9K | 49 | 45 |
| 13 | Research | 1,025 | 47.5K | 201 | 157 |
| 14 | Ecology | 517 | 40.6K | 275 | 207 |
| 15 | Genetics | 401 | 38.5K | 133 | 106 |
| 16 | Aging | 623 | 35.3K | 21 | 13 |
| 17 | Public Health | 757 | 33.7K | 103 | 111 |
| 18 | Geriatrics | 620 | 32.6K | 35 | 22 |
| 19 | Cell Biology | 302 | 31.1K | 253 | 194 |
| 20 | Cytology | 333 | 31.1K | 268 | 198 |
| 21 | Environment | 369 | 28.5K | 202 | 189 |
| 22 | Hematology | 364 | 22.2K | 136 | 106 |
| 23 | Psychiatry | 362 | 21.1K | 197 | 175 |
| 24 | Pollution | 285 | 20.8K | 305 | 238 |
| 25 | Chemical Engineering | 297 | 19.9K | 322 | 189 |
| 26 | Diabetes | 261 | 19.3K | 64 | 57 |
| 27 | Health Services Research | 263 | 19.2K | 34 | 13 |
| 28 | Environmental Health | 248 | 18.5K | 294 | 202 |
| 29 | Liver diseases | 163 | 17.9K | 69 | 46 |
| 30 | Diabetes mellitus | 220 | 17.9K | 70 | 57 |
| 31 | Virology | 114 | 17.6K | 345 | 214 |
| 32 | Epidemiology | 421 | 17.4K | 82 | 103 |
| 33 | Pharmacology | 360 | 17.0K | 349 | 233 |
| 34 | Astrophysics | 279 | 16.9K | 378 | 432 |
| 35 | Metabolism | 312 | 16.9K | 116 | 137 |
| 36 | Psychology | 325 | 16.7K | 286 | 214 |
| 37 | Immunology | 289 | 16.3K | 191 | 199 |
| 38 | Materials | 443 | 15.7K | 376 | 428 |
| 39 | Microbial Ecology | 137 | 15.5K | 142 | 88 |
| 40 | Regional Planning | 402 | 15.5K | 1 | 5 |
| 41 | Nervous system | 210 | 15.1K | 105 | 90 |
| 42 | Geography | 341 | 14.9K | 38 | 34 |
| 43 | Electrochemistry | 519 | 14.1K | 115 | 100 |
| 44 | Nutrition | 325 | 14.1K | 154 | 157 |
| 45 | Metabolic diseases | 222 | 14.1K | 112 | 134 |
| 46 | Geophysics | 305 | 14.0K | 267 | 246 |
| 47 | Endocrinology | 223 | 13.8K | 211 | 197 |
| 48 | Neurophysiology | 259 | 13.7K | 181 | 198 |
| 49 | Biotechnology | 260 | 13.7K | 381 | 367 |
| 50 | Sociology | 254 | 13.0K | 122 | 91 |
| 51 | United Kingdom | 326 | 12.9K | 22 | 22 |
| 52 | Cancer | 233 | 12.7K | 217 | 209 |
| 53 | Physiology | 298 | 12.3K | 253 | 259 |
| 54 | Geochemistry | 190 | 12.2K | 163 | 108 |
| 55 | Spectrum analysis | 140 | 12.0K | 555 | 411 |
| 56 | Astronomy | 344 | 11.9K | 296 | 379 |
| 57 | Water pollution | 255 | 11.9K | 61 | 87 |
| 58 | Oncology | 70 | 11.8K | 249 | 143 |
| 59 | management | 222 | 11.6K | 161 | 228 |
| 60 | Human Geography | 269 | 11.4K | 13 | 12 |
| 61 | Biophysics | 305 | 11.3K | 456 | 408 |
| 62 | Environmental Engineering | 146 | 11.2K | 259 | 185 |
| 63 | Cytogenetics | 131 | 10.9K | 68 | 83 |
| 64 | Environmental Policy | 188 | 10.9K | 112 | 127 |
| 65 | Water | 158 | 10.5K | 139 | 136 |
| 66 | Energy Conversion | 43 | 10.1K | 191 | 83 |
| 67 | Leukemia | 110 | 10.1K | 53 | 42 |
| 68 | Animal Behavior | 197 | 10.0K | 122 | 125 |
| 69 | Environmental Chemistry | 39 | 9.9K | 340 | 97 |
| 70 | Economics | 460 | 9.9K | 122 | 205 |
| 71 | energy conservation | 146 | 9.9K | 74 | 74 |
| 72 | nucleic acids | 127 | 9.8K | 121 | 145 |
| 73 | Condensed Matter | 243 | 9.8K | 394 | 350 |
| 74 | Pediatric Neurology | 85 | 9.8K | 74 | 61 |
| 75 | Pathology | 194 | 9.8K | 123 | 122 |
| 76 | Solid State Physics | 257 | 9.7K | 420 | 348 |
| 77 | city planning | 344 | 9.6K | 4 | 18 |
| 78 | Immunity | 81 | 9.6K | 220 | 201 |
| 79 | Botany | 198 | 9.4K | 378 | 363 |
| 80 | Environmental Microbiology | 112 | 9.3K | 28 | 18 |
| 81 | Business | 155 | 9.2K | 47 | 109 |
| 82 | Ethology | 160 | 9.2K | 89 | 106 |
| 83 | Geology | 260 | 9.1K | 201 | 232 |
| 84 | Biomedical Engineering | 242 | 9.0K | 285 | 280 |
| 85 | Mental Disorders | 154 | 8.9K | 205 | 208 |
| 86 | behavioral medicine | 49 | 8.8K | 177 | 53 |
| 87 | Surgery | 233 | 8.7K | 71 | 169 |
| 88 | Europe | 342 | 8.4K | 79 | 77 |
| 89 | sanitation | 79 | 8.3K | 177 | 145 |
| 90 | Genetic engineering | 168 | 8.2K | 44 | 51 |
| 91 | Biochemical Engineering | 134 | 8.2K | 301 | 324 |
| 92 | Bacteriology | 152 | 8.2K | 111 | 137 |
| 93 | Environmental Management | 127 | 8.1K | 133 | 90 |
| 94 | Materials Science | 146 | 8.1K | 541 | 422 |
| 95 | Surface Chemistry | 232 | 8.1K | 253 | 262 |
| 96 | Cell differentiation | 156 | 8.0K | 88 | 178 |
| 97 | Marine Biology | 190 | 8.0K | 145 | 123 |
| 97 | Genomics | 188 | 8.0K | 136 | 139 |
| 99 | Meteorology | 123 | 8.0K | 213 | 185 |
| 100 | Neurobiology | 115 | 8.0K | 154 | 143 |
| 101 | Behavior | 158 | 7.9K | 280 | 286 |
| 102 | Bioengineering | 127 | 7.8K | 429 | 390 |
| 103 | Renewable Energy Sources | 109 | 7.8K | 166 | 196 |
| 104 | Molecular Microbiology | 103 | 7.4K | 29 | 44 |
| 105 | environmental pollution | 168 | 7.4K | 337 | 342 |
| 106 | Developmental Biology | 94 | 7.4K | 232 | 198 |
| 107 | Agriculture | 145 | 7.3K | 100 | 67 |
| 108 | drug therapy | 168 | 7.1K | 135 | 105 |
| 109 | Hydrology | 124 | 7.1K | 179 | 120 |
| 110 | Child Development | 157 | 7.1K | 137 | 145 |
| 111 | Critical Care Medicine | 54 | 7.0K | 228 | 148 |
| 112 | Critical Care | 54 | 7.0K | 229 | 148 |
| 113 | Nuclear Physics | 268 | 7.0K | 597 | 636 |
| 114 | United States | 182 | 7.0K | 428 | 370 |
| 115 | Earth Sciences | 143 | 6.9K | 253 | 214 |
| 116 | Composite Materials | 147 | 6.8K | 231 | 220 |
| 117 | Obesity | 116 | 6.7K | 158 | 122 |
| 118 | Social Sciences | 200 | 6.7K | 163 | 125 |
| 119 | Mathematics | 335 | 6.7K | 530 | 355 |
| 120 | medical education | 247 | 6.7K | 59 | 69 |
| 121 | biological evolution | 95 | 6.6K | 228 | 236 |
| 122 | Stem cells | 131 | 6.5K | 66 | 55 |
| 123 | Rural Development | 127 | 6.5K | 2 | 3 |
| 124 | Health Policy | 230 | 6.4K | 77 | 85 |
| 125 | Alzheimer's disease | 280 | 6.4K | 52 | 64 |
| 126 | Biocompatible Materials | 138 | 6.3K | 432 | 489 |
| 127 | Diet | 108 | 6.2K | 175 | 172 |
| 128 | Neurosurgery | 85 | 6.1K | 30 | 15 |
| 129 | coal | 170 | 6.1K | 39 | 55 |
| 130 | Toxicology | 177 | 6.1K | 385 | 409 |
| 131 | Nanotechnology | 122 | 6.0K | 749 | 690 |
| 132 | Child | 150 | 6.0K | 143 | 100 |
| 133 | Primary health care | 122 | 6.0K | 90 | 38 |
| 134 | Pharmaceutical Chemistry | 118 | 6.0K | 417 | 304 |
| 135 | Environmental monitoring | 106 | 5.9K | 358 | 286 |
| 136 | Climatology | 78 | 5.9K | 220 | 150 |
| 137 | Biogeochemistry | 123 | 5.8K | 40 | 75 |
| 138 | Carbon | 103 | 5.8K | 50 | 73 |
| 139 | Speech Disorders | 151 | 5.8K | 53 | 45 |
| 140 | Social Change | 71 | 5.7K | 9 | 6 |
| 140 | Food | 143 | 5.7K | 180 | 174 |
| 142 | Technology | 145 | 5.7K | 326 | 234 |
| 143 | Planets | 77 | 5.7K | 266 | 182 |
| 144 | Catalysis | 117 | 5.7K | 613 | 546 |
| 145 | Biodiversity conservation | 56 | 5.6K | 245 | 236 |
| 146 | Anatomy | 124 | 5.6K | 154 | 161 |
| 147 | diseases | 9 | 5.6K | 112 | 72 |
| 147 | Disease | 9 | 5.6K | 100 | 72 |
| 149 | Geriatric Psychiatry | 130 | 5.6K | 16 | 16 |
| 150 | Pediatrics | 87 | 5.5K | 280 | 223 |
| 151 | Developmental Disabilities | 89 | 5.5K | 71 | 57 |
| 152 | Ocean Engineering | 213 | 5.4K | 58 | 83 |
| 153 | Lung Transplantation | 58 | 5.4K | 40 | 19 |
| 153 | Heart transplantation | 58 | 5.4K | 40 | 19 |
| 155 | Genetic regulation | 79 | 5.4K | 59 | 81 |
| 156 | Biodiversity | 62 | 5.4K | 280 | 147 |
| 157 | Education | 240 | 5.4K | 215 | 233 |
| 158 | Electrochemical Analysis | 181 | 5.3K | 21 | 34 |
| 159 | Land Use Planning | 93 | 5.3K | 4 | 5 |
| 160 | Rheumatology | 115 | 5.3K | 48 | 74 |
| 161 | Psychophysiology | 135 | 5.3K | 335 | 362 |
| 162 | Power Electronics | 79 | 5.3K | 116 | 87 |
| 163 | Cosmochemistry | 97 | 5.2K | 17 | 21 |
| 164 | Mental illness | 64 | 5.2K | 263 | 196 |
| 165 | Dementia | 277 | 5.1K | 52 | 64 |
| 166 | arthritis | 106 | 5.1K | 91 | 116 |
| 167 | Medical Anthropology | 102 | 5.1K | 87 | 102 |
| 168 | Reproduction | 127 | 5.1K | 183 | 159 |
| 169 | Public opinion | 17 | 5.0K | 80 | 5 |
| 170 | Language Disorders | 136 | 5.0K | 34 | 28 |
| 171 | Computational Biology | 114 | 5.0K | 192 | 228 |
| 172 | Oceanography | 120 | 4.9K | 169 | 179 |
| 173 | Political Science | 116 | 4.9K | 165 | 106 |
| 174 | Heat Exchangers | 83 | 4.8K | 68 | 40 |
| 175 | human behavior | 95 | 4.7K | 272 | 332 |
| 176 | Autism | 75 | 4.6K | 35 | 28 |
| 177 | Organic Geochemistry | 85 | 4.6K | 8 | 12 |
| 178 | Health | 113 | 4.5K | 148 | 125 |
| 179 | Therapeutics | 63 | 4.5K | 219 | 131 |
| 180 | Business Ethics | 33 | 4.5K | 109 | 36 |
| 181 | cloning | 66 | 4.4K | 15 | 22 |
| 182 | rehabilitation | 107 | 4.4K | 159 | 153 |
| 183 | Immunopathology | 114 | 4.4K | 58 | 58 |
| 184 | Climate change | 24 | 4.3K | 274 | 247 |
| 184 | Eutrophication | 24 | 4.3K | 271 | 246 |
| 186 | Energy Policy | 91 | 4.3K | 236 | 274 |
| 187 | Transportation | 117 | 4.3K | 132 | 128 |
| 188 | Allergy | 27 | 4.2K | 285 | 180 |
| 189 | environmental protection | 88 | 4.2K | 337 | 294 |
| 190 | Oxidation-reduction | 25 | 4.2K | 147 | 51 |
| 191 | Clinical Chemistry | 146 | 4.1K | 189 | 275 |
| 192 | Biomass Energy | 74 | 4.1K | 245 | 265 |
| 193 | Brain | 111 | 3.9K | 367 | 405 |
| 194 | Bipolar Disorder | 63 | 3.9K | 22 | 22 |
| 195 | Neuropsychology | 108 | 3.8K | 232 | 247 |
| 196 | Engineering | 181 | 3.8K | 252 | 265 |
| 197 | alcoholism | 76 | 3.8K | 177 | 128 |
| 198 | Colloids | 89 | 3.7K | 647 | 598 |
| 198 | Neurons | 21 | 3.7K | 170 | 187 |
| 200 | Signal Transduction | 24 | 3.7K | 371 | 129 |
| 201 | Automation | 74 | 3.7K | 317 | 318 |
| 202 | Clinical Pharmacology | 113 | 3.7K | 53 | 52 |
| 203 | Analytical Chemistry | 94 | 3.7K | 774 | 671 |
| 204 | Electronics | 198 | 3.6K | 239 | 350 |
| 205 | Agricultural Ecology | 44 | 3.6K | 115 | 81 |
| 206 | Engineering Geology | 120 | 3.6K | 60 | 90 |
| 207 | speech therapy | 98 | 3.6K | 8 | 7 |
| 208 | Research Design | 59 | 3.6K | 114 | 98 |
| 209 | Evolution | 63 | 3.6K | 302 | 303 |
| 210 | Parenteral nutrition | 40 | 3.6K | 139 | 94 |
| 211 | Statistics | 201 | 3.6K | 140 | 241 |
| 212 | organization | 52 | 3.6K | 70 | 125 |
| 213 | Antioxidants | 16 | 3.5K | 203 | 37 |
| 214 | Enteral nutrition | 35 | 3.5K | 92 | 70 |
| 215 | Microorganisms | 49 | 3.5K | 76 | 101 |
| 216 | Geomorphology | 68 | 3.5K | 135 | 117 |
| 217 | Biodegradation | 72 | 3.5K | 4 | 5 |
| 218 | water supply | 60 | 3.5K | 107 | 103 |
| 219 | drugs | 106 | 3.5K | 130 | 135 |
| 220 | Environmental Toxicology | 38 | 3.4K | 465 | 207 |
| 221 | Polymers | 109 | 3.4K | 762 | 696 |
| 222 | Randomized Controlled Trials | 140 | 3.4K | 31 | 26 |
| 223 | Communication Disorders | 84 | 3.4K | 6 | 5 |
| 224 | Gerontology | 194 | 3.3K | 94 | 136 |
| 225 | genome | 40 | 3.3K | 249 | 256 |
| 226 | Water Microbiology | 67 | 3.3K | 2 | 2 |
| 227 | Health Education | 80 | 3.3K | 213 | 146 |
| 228 | Muscles | 56 | 3.3K | 59 | 48 |
| 229 | Cell metabolism | 19 | 3.2K | 135 | 130 |
| 230 | Coral reef biology | 42 | 3.2K | 22 | 12 |
| 231 | Meteorites | 38 | 3.2K | 229 | 186 |
| 232 | Fouling | 62 | 3.2K | 2 | 3 |
| 233 | Embryology | 46 | 3.2K | 318 | 252 |
| 234 | Perception | 92 | 3.2K | 215 | 207 |
| 235 | Neurochemistry | 65 | 3.2K | 432 | 362 |
| 236 | Homeostasis | 14 | 3.2K | 124 | 128 |
| 237 | Membranes | 72 | 3.2K | 233 | 249 |
| 238 | Statistical physics | 131 | 3.2K | 541 | 568 |
| 239 | Transplantation | 100 | 3.1K | 96 | 136 |
| 240 | commerce | 59 | 3.1K | 92 | 143 |
| 241 | marketing | 97 | 3.1K | 143 | 287 |
| 242 | Memory | 81 | 3.1K | 227 | 232 |
| 243 | Virulence | 38 | 3.1K | 212 | 188 |
| 244 | Quantum Gravity | 99 | 3.0K | 502 | 503 |
| 245 | Visual Perception | 85 | 3.0K | 173 | 161 |
| 246 | Economic Geography | 60 | 3.0K | 8 | 10 |
| 247 | Immune system | 27 | 3.0K | 209 | 220 |
| 248 | nanoscience | 36 | 3.0K | 780 | 548 |
| 249 | Electrical Engineering | 181 | 3.0K | 216 | 203 |
| 250 | Chronic diseases | 40 | 3.0K | 100 | 114 |
| 251 | Green Chemistry | 31 | 2.9K | 441 | 255 |
| 252 | Bioinformatics | 68 | 2.9K | 245 | 278 |
| 253 | Attention | 76 | 2.9K | 208 | 176 |
| 254 | Nondestructive testing | 55 | 2.9K | 38 | 10 |
| 255 | Psychopharmacology | 55 | 2.9K | 229 | 245 |
| 256 | Host-parasite interactions | 37 | 2.9K | 219 | 234 |
| 257 | rare diseases | 52 | 2.8K | 26 | 13 |
| 258 | Oncogenes | 44 | 2.8K | 189 | 222 |
| 259 | Plants | 25 | 2.8K | 608 | 337 |
| 260 | Medical innovations | 18 | 2.8K | 251 | 150 |
| 261 | gene mapping | 59 | 2.8K | 241 | 261 |
| 262 | Cardiovascular system | 31 | 2.8K | 358 | 346 |
| 263 | Signal Processing | 76 | 2.8K | 398 | 409 |
| 264 | Manufacturing Processes | 69 | 2.8K | 315 | 238 |
| 265 | Public Policy | 84 | 2.7K | 137 | 148 |
| 266 | drug development | 13 | 2.7K | 311 | 135 |
| 267 | Molecular structure | 70 | 2.7K | 257 | 257 |
| 268 | Marine Pollution | 58 | 2.7K | 78 | 77 |
| 269 | Land use | 71 | 2.7K | 43 | 41 |
| 269 | Child psychology | 59 | 2.7K | 248 | 280 |
| 271 | Bioorganic chemistry | 88 | 2.7K | 321 | 382 |
| 272 | cell physiology | 34 | 2.7K | 330 | 257 |
| 273 | Mechanical Engineering | 148 | 2.6K | 132 | 152 |
| 274 | Combustion | 147 | 2.6K | 70 | 135 |
| 275 | Entrepreneurship | 27 | 2.6K | 135 | 156 |
| 276 | Hypertension | 49 | 2.6K | 281 | 341 |
| 277 | Medical Laboratory Science | 68 | 2.6K | 217 | 287 |
| 278 | Public Administration | 115 | 2.6K | 81 | 113 |
| 279 | Obstetrics | 70 | 2.6K | 341 | 279 |
| 280 | Economic History | 204 | 2.5K | 140 | 301 |
| 280 | Transport | 63 | 2.5K | 25 | 30 |
| 282 | International Finance | 90 | 2.5K | 79 | 110 |
| 283 | cryosphere | 29 | 2.5K | 80 | 42 |
| 284 | natural disasters | 35 | 2.4K | 139 | 52 |
| 285 | soil microbiology | 28 | 2.4K | 383 | 288 |
| 286 | free radicals | 44 | 2.4K | 189 | 219 |
| 287 | Organic Chemistry | 53 | 2.4K | 770 | 527 |
| 288 | Cognition | 61 | 2.4K | 307 | 298 |
| 289 | Fluid Dynamics | 87 | 2.4K | 83 | 91 |
| 290 | locomotion | 24 | 2.4K | 98 | 36 |
| 290 | posture | 24 | 2.4K | 98 | 36 |
| 290 | gait | 24 | 2.4K | 98 | 36 |
| 290 | walking | 24 | 2.4K | 98 | 36 |
| 294 | Bioenergetics | 21 | 2.4K | 214 | 76 |
| 295 | polymerization | 67 | 2.4K | 849 | 704 |
| 296 | plant molecular biology | 17 | 2.4K | 573 | 361 |
| 297 | Fisheries | 73 | 2.3K | 171 | 163 |
| 298 | Neuromuscular diseases | 40 | 2.3K | 68 | 43 |
| 299 | finance | 84 | 2.3K | 250 | 270 |
| 300 | Regional Economics | 44 | 2.3K | 11 | 8 |
| 300 | Animal ecology | 49 | 2.3K | 189 | 159 |
| 302 | Telecommunication | 58 | 2.3K | 472 | 415 |
| 303 | Information Science | 45 | 2.3K | 429 | 312 |
| 304 | Industrial Microbiology | 39 | 2.3K | 320 | 238 |
| 305 | Conservation Biology | 26 | 2.3K | 244 | 142 |
| 306 | Water quality management | 93 | 2.3K | 85 | 104 |
| 307 | Cerebral cortex | 49 | 2.3K | 127 | 160 |
| 308 | disabilities | 32 | 2.3K | 104 | 37 |
| 309 | Plant physiology | 35 | 2.2K | 549 | 434 |
| 310 | Drug delivery systems | 27 | 2.2K | 339 | 189 |
| 311 | health planning | 103 | 2.2K | 96 | 131 |
| 312 | Immunotherapy | 32 | 2.2K | 394 | 295 |
| 313 | fuel cells | 52 | 2.2K | 155 | 241 |
| 314 | Linguistics | 76 | 2.2K | 148 | 136 |
| 315 | Detectors | 74 | 2.2K | 94 | 79 |
| 316 | Political Geography | 87 | 2.2K | 2 | 6 |
| 317 | Palliative Care | 37 | 2.1K | 119 | 52 |
| 318 | Genetic therapy | 41 | 2.1K | 152 | 132 |
| 319 | cell membrane | 19 | 2.1K | 177 | 70 |
| 320 | Physical fitness | 38 | 2.1K | 122 | 98 |
| 321 | Energy metabolism | 19 | 2.1K | 194 | 73 |
| 322 | Waste management | 92 | 2.1K | 35 | 50 |
| 323 | Soil biology | 28 | 2.1K | 228 | 188 |
| 324 | Ophthalmology | 67 | 2.1K | 274 | 288 |
| 325 | Australia | 124 | 2.1K | 75 | 106 |
| 326 | Plant cells | 26 | 2.1K | 336 | 391 |
| 327 | Schizophrenia | 30 | 2.1K | 232 | 171 |
| 328 | Process Control | 43 | 2.1K | 65 | 127 |
| 328 | Entomology | 68 | 2.1K | 322 | 235 |
| 330 | Small Business | 38 | 2.1K | 51 | 152 |
| 331 | Chromosome mapping | 43 | 2.0K | 276 | 264 |
| 332 | Decision making | 48 | 2.0K | 166 | 162 |
| 333 | food technology | 49 | 2.0K | 449 | 389 |
| 334 | Clinical Psychology | 45 | 2.0K | 248 | 273 |
| 335 | Physical Chemistry | 29 | 2.0K | 658 | 427 |
| 336 | Soil Science | 57 | 2.0K | 248 | 262 |
| 337 | Economic Development | 38 | 2.0K | 275 | 255 |
| 338 | Wireless Communication Systems | 45 | 1.9K | 512 | 364 |
| 339 | energy resources | 30 | 1.9K | 272 | 296 |
| 340 | Pharmacogenetics | 40 | 1.9K | 109 | 91 |
| 341 | psychotherapy | 42 | 1.9K | 260 | 261 |
| 342 | ethanol | 30 | 1.9K | 57 | 15 |
| 343 | Sustainable Development | 37 | 1.9K | 262 | 261 |
| 344 | Atmospheric Physics | 16 | 1.9K | 609 | 334 |
| 345 | Nanostructured Materials | 56 | 1.9K | 710 | 738 |
| 346 | animals | 59 | 1.9K | 97 | 64 |
| 347 | Health Information Management | 15 | 1.9K | 27 | 70 |
| 348 | Optics | 88 | 1.9K | 820 | 752 |
| 349 | Hydraulic Engineering | 35 | 1.8K | 179 | 102 |
| 350 | Agricultural Engineering | 78 | 1.8K | 9 | 25 |
| 351 | Adolescent Medicine | 4 | 1.8K | 397 | 110 |
| 352 | Computer Science | 86 | 1.8K | 84 | 100 |
| 353 | Urban Policy | 49 | 1.8K | 45 | 42 |
| 353 | Environmental Law | 27 | 1.8K | 215 | 226 |
| 355 | Tourism | 35 | 1.8K | 288 | 315 |
| 356 | planning | 121 | 1.8K | 1 | 17 |
| 357 | Anthropology | 43 | 1.8K | 313 | 165 |
| 358 | Biogeography | 14 | 1.8K | 411 | 212 |
| 359 | Sports Medicine | 61 | 1.8K | 434 | 427 |
| 359 | pain | 35 | 1.8K | 273 | 248 |
| 361 | Growth | 33 | 1.8K | 276 | 315 |
| 362 | gene therapy | 35 | 1.8K | 173 | 166 |
| 363 | Developing countries | 74 | 1.8K | 214 | 303 |
| 364 | Archaeology | 74 | 1.8K | 163 | 152 |
| 365 | Europa | 49 | 1.7K | 22 | 27 |
| 366 | drug addiction | 41 | 1.7K | 206 | 196 |
| 367 | Molecules | 68 | 1.7K | 213 | 227 |
| 368 | Information Technology | 45 | 1.7K | 323 | 362 |
| 369 | Fishery resources | 54 | 1.7K | 31 | 38 |
| 370 | Neural circuitry | 56 | 1.7K | 210 | 290 |
| 371 | Medical Microbiology | 42 | 1.7K | 463 | 523 |
| 372 | Cloud Computing | 34 | 1.7K | 9 | 3 |
| 373 | Urology | 39 | 1.7K | 349 | 274 |
| 374 | Molecular Genetics | 45 | 1.7K | 353 | 427 |
| 374 | Sea | 53 | 1.7K | 28 | 34 |
| 376 | Water Purification | 74 | 1.7K | 39 | 58 |
| 377 | Human-Computer Interaction | 56 | 1.6K | 96 | 140 |
| 378 | Recycling | 16 | 1.6K | 138 | 99 |
| 379 | internet | 32 | 1.6K | 302 | 231 |
| 380 | Production Engineering | 48 | 1.6K | 337 | 211 |
| 381 | Cell death | 29 | 1.6K | 268 | 308 |
| 382 | feeding behavior | 44 | 1.6K | 76 | 89 |
| 382 | Appetite | 44 | 1.6K | 50 | 67 |
| 384 | Internet of Things | 28 | 1.6K | 243 | 174 |
| 384 | economic policy | 121 | 1.6K | 120 | 238 |
| 386 | Earthquake Engineering | 45 | 1.6K | 291 | 261 |
| 387 | Medical Oncology | 36 | 1.6K | 357 | 325 |
| 388 | Soil Mechanics | 40 | 1.6K | 224 | 201 |
| 389 | Artificial Intelligence | 100 | 1.6K | 419 | 808 |
| 390 | Serology | 67 | 1.6K | 9 | 15 |
| 391 | Energy Consumption | 11 | 1.6K | 117 | 37 |
| 391 | Genetic disorders | 48 | 1.6K | 36 | 40 |
| 391 | scientific societies | 46 | 1.6K | 62 | 58 |
| 394 | Organizational Sociology | 42 | 1.6K | 15 | 16 |
| 395 | Long-Term Care | 17 | 1.6K | 132 | 73 |
| 395 | Long-term care facilities | 17 | 1.6K | 131 | 73 |
| 397 | Geodynamics | 31 | 1.6K | 215 | 183 |
| 398 | Natural resources | 18 | 1.6K | 207 | 102 |
| 399 | Risk Management | 34 | 1.6K | 50 | 44 |
| 400 | Production Management | 35 | 1.6K | 205 | 327 |
| 401 | sustainability | 22 | 1.6K | 159 | 150 |
| 402 | Histology | 40 | 1.6K | 377 | 350 |
| 403 | Immunochemistry | 28 | 1.6K | 162 | 61 |
| 404 | Respiration | 18 | 1.6K | 508 | 281 |
| 405 | Plant Ecology | 29 | 1.6K | 487 | 430 |
| 406 | Systems Biology | 46 | 1.6K | 195 | 181 |
| 407 | Diagnostic Imaging | 32 | 1.6K | 405 | 319 |
| 408 | Bone diseases | 16 | 1.5K | 101 | 86 |
| 409 | Building Materials | 19 | 1.5K | 699 | 470 |
| 410 | Structural Engineering | 47 | 1.5K | 323 | 288 |
| 411 | Hydrodynamics | 23 | 1.5K | 124 | 73 |
| 412 | Data Mining | 32 | 1.5K | 247 | 271 |
| 413 | International Relations | 103 | 1.5K | 60 | 118 |
| 414 | actuators | 34 | 1.5K | 545 | 465 |
| 414 | transducers | 34 | 1.5K | 545 | 465 |
| 416 | Gene expression regulation | 29 | 1.5K | 148 | 174 |
| 417 | Risk | 29 | 1.5K | 58 | 66 |
| 418 | Solid State Chemistry | 37 | 1.5K | 714 | 405 |
| 419 | Applied Linguistics | 50 | 1.5K | 28 | 24 |
| 420 | Information Theory | 25 | 1.5K | 399 | 231 |
| 421 | Optical materials | 35 | 1.5K | 728 | 724 |
| 422 | Animal genetics | 48 | 1.5K | 76 | 82 |
| 422 | eye | 7 | 1.5K | 85 | 64 |
| 424 | Geomagnetism | 18 | 1.4K | 217 | 89 |
| 424 | Human evolution | 17 | 1.4K | 121 | 82 |
| 426 | Retina | 6 | 1.4K | 81 | 61 |
| 427 | Biosensors | 28 | 1.4K | 267 | 303 |
| 428 | Chemical industry | 32 | 1.4K | 239 | 86 |
| 429 | Animal breeding | 48 | 1.4K | 107 | 91 |
| 430 | Software Engineering | 29 | 1.4K | 206 | 149 |
| 431 | health services accessibility | 46 | 1.4K | 99 | 94 |
| 432 | Zoology | 69 | 1.4K | 371 | 420 |
| 433 | world | 27 | 1.4K | 123 | 146 |
| 434 | Mechanics | 28 | 1.4K | 284 | 118 |
| 435 | innovation | 19 | 1.4K | 96 | 181 |
| 436 | Political Sociology | 24 | 1.4K | 79 | 42 |
| 437 | Animal Nutrition | 46 | 1.4K | 71 | 69 |
| 438 | disease outbreaks | 22 | 1.4K | 95 | 62 |
| 438 | Epidemics | 22 | 1.4K | 93 | 60 |
| 440 | Wildlife conservation | 39 | 1.3K | 186 | 276 |
| 440 | Cardiovascular diseases | 27 | 1.3K | 437 | 303 |
| 442 | infection | 20 | 1.3K | 504 | 351 |
| 443 | Health promotion | 28 | 1.3K | 248 | 188 |
| 444 | Paleoclimatology | 38 | 1.3K | 216 | 251 |
| 445 | Developmental Genetics | 15 | 1.3K | 165 | 172 |
| 446 | Fluid Mechanics | 50 | 1.3K | 238 | 261 |
| 447 | Hydrogeology | 46 | 1.3K | 29 | 46 |
| 448 | China | 50 | 1.3K | 497 | 405 |
| 449 | Mineralogy | 7 | 1.3K | 842 | 342 |
| 450 | Naval Architecture | 77 | 1.3K | 15 | 22 |
| 451 | Intellectual disability | 43 | 1.3K | 116 | 121 |
| 452 | Transportation Engineering | 28 | 1.3K | 49 | 41 |
| 452 | Image Processing | 32 | 1.3K | 601 | 554 |
| 454 | Feminism | 54 | 1.3K | 15 | 25 |
| 455 | Organometallic compounds | 46 | 1.2K | 184 | 227 |
| 456 | Substance Abuse | 43 | 1.2K | 258 | 255 |
| 457 | community development | 51 | 1.2K | 19 | 29 |
| 458 | data collection | 25 | 1.2K | 168 | 232 |
| 459 | Petrology | 6 | 1.2K | 651 | 308 |
| 460 | Synthetic biology | 51 | 1.2K | 13 | 26 |
| 460 | Sites | 24 | 1.2K | 108 | 108 |
| 462 | Flood control | 18 | 1.2K | 19 | 2 |
| 463 | social science | 17 | 1.2K | 19 | 23 |
| 464 | Phonetics | 25 | 1.2K | 57 | 28 |
| 465 | Invertebrates | 35 | 1.2K | 60 | 46 |
| 466 | Social behavior | 22 | 1.2K | 348 | 279 |
| 467 | Flood forecasting | 16 | 1.2K | 4 | 1 |
| 467 | Bioelectronics | 24 | 1.2K | 237 | 315 |
| 469 | emergency management | 19 | 1.2K | 106 | 49 |
| 470 | Intelligent Transportation Systems | 39 | 1.2K | 152 | 230 |
| 471 | Environmental pollutants | 30 | 1.2K | 512 | 471 |
| 472 | Orthopedics | 19 | 1.2K | 484 | 300 |
| 473 | Industrial Engineering | 44 | 1.2K | 312 | 353 |
| 474 | Carcinogenesis | 35 | 1.2K | 134 | 185 |
| 475 | Kidney diseases | 23 | 1.2K | 191 | 139 |
| 476 | industrial relations | 59 | 1.2K | 75 | 88 |
| 477 | Econometrics | 38 | 1.2K | 276 | 272 |
| 478 | mutagens | 24 | 1.2K | 165 | 179 |
| 479 | Uncertainty | 18 | 1.1K | 14 | 17 |
| 480 | Psycholinguistics | 36 | 1.1K | 181 | 244 |
| 481 | Cognitive Science | 32 | 1.1K | 319 | 378 |
| 482 | Mycology | 44 | 1.1K | 275 | 359 |
| 482 | computer networks | 38 | 1.1K | 553 | 532 |
| 484 | personality | 25 | 1.1K | 481 | 486 |
| 485 | Social policy | 43 | 1.1K | 108 | 97 |
| 486 | Nutrigenomics | 19 | 1.1K | 5 | 4 |
| 487 | Mental Health | 67 | 1.1K | 167 | 252 |
| 488 | Hormones | 25 | 1.1K | 342 | 303 |
| 489 | RNA | 17 | 1.1K | 125 | 93 |
| 490 | Pregnancy | 28 | 1.1K | 128 | 89 |
| 491 | Health insurance | 7 | 1.1K | 213 | 95 |
| 492 | Recombinant DNA | 29 | 1.1K | 308 | 249 |
| 492 | Birds | 50 | 1.1K | 185 | 164 |
| 494 | hazard mitigation | 15 | 1.1K | 234 | 86 |
| 495 | Transgenic plants | 13 | 1.1K | 105 | 45 |
| 495 | Lipids | 7 | 1.1K | 768 | 323 |
| 497 | Photogrammetry | 105 | 1.1K | 36 | 23 |
| 498 | Speech | 28 | 1.1K | 204 | 186 |
| 499 | Systems Engineering | 47 | 1.1K | 325 | 416 |
| 500 | Vaccines | 20 | 1.1K | 519 | 339 |
| 501 | Fungi | 41 | 1.1K | 159 | 269 |
| 502 | Metals | 37 | 1.1K | 473 | 524 |
| 503 | Architecture | 50 | 1.1K | 36 | 22 |
| 504 | Petroleum Geology | 20 | 1.1K | 126 | 84 |
| 505 | mass transfer | 33 | 1.1K | 435 | 452 |
| 506 | Venture Capital | 6 | 1.1K | 163 | 155 |
| 507 | Learning | 40 | 1.1K | 255 | 354 |
| 508 | Quality of life | 34 | 1.0K | 220 | 294 |
| 509 | Paleontology | 24 | 1.0K | 403 | 262 |
| 509 | Plant diseases | 41 | 1.0K | 394 | 432 |
| 511 | Marine Geology | 19 | 1.0K | 143 | 80 |
| 512 | Food Policy | 18 | 1.0K | 61 | 47 |
| 513 | language | 24 | 1.0K | 199 | 169 |
| 514 | Clinical Biochemistry | 25 | 1.0K | 266 | 214 |
| 515 | Sustainable agriculture | 19 | 1.0K | 127 | 94 |
| 515 | Social work | 47 | 1.0K | 261 | 220 |
| 517 | Ornithology | 43 | 1.0K | 152 | 122 |
| 518 | Nanoparticles | 21 | 1.0K | 601 | 477 |
| 518 | Sports | 57 | 1.0K | 373 | 498 |
| 520 | Cognitive neuroscience | 22 | 1.0K | 313 | 342 |
| 521 | Semiconductors | 70 | 1.0K | 224 | 297 |
| 522 | Molecular cloning | 26 | 996 | 315 | 257 |
| 522 | Genetic recombination | 26 | 996 | 302 | 254 |
| 522 | Body Image | 13 | 996 | 53 | 30 |
| 525 | Biometrics | 64 | 995 | 120 | 224 |
| 526 | Food additives | 18 | 993 | 312 | 255 |
| 527 | Environmental Geology | 25 | 992 | 374 | 312 |
| 528 | Environmentalism | 20 | 987 | 8 | 18 |
| 529 | epilepsy | 24 | 984 | 197 | 139 |
| 530 | agricultural policy | 17 | 983 | 46 | 39 |
| 531 | Geodesy | 32 | 982 | 72 | 59 |
| 532 | Chemotherapy | 40 | 978 | 233 | 273 |
| 533 | risk factors | 16 | 976 | 214 | 126 |
| 533 | Human biology | 57 | 976 | 30 | 60 |
| 535 | counseling | 25 | 969 | 387 | 278 |
| 536 | Communication | 48 | 968 | 385 | 553 |
| 537 | Parasitology | 22 | 962 | 788 | 492 |
| 538 | Stochastic Processes | 25 | 960 | 150 | 59 |
| 539 | Nutrition physiology | 40 | 956 | 56 | 142 |
| 540 | Pharmacy | 30 | 951 | 534 | 507 |
| 541 | Infections | 15 | 949 | 384 | 344 |
| 542 | Aquatic ecology | 31 | 945 | 125 | 122 |
| 543 | Vision | 35 | 937 | 137 | 191 |
| 544 | Numerical Analysis | 41 | 935 | 516 | 425 |
| 545 | Teaching | 86 | 932 | 140 | 343 |
| 546 | Operations Research | 40 | 929 | 552 | 634 |
| 547 | proteins | 39 | 928 | 406 | 507 |
| 548 | Antigens | 32 | 925 | 123 | 143 |
| 549 | Human Resources | 22 | 923 | 55 | 88 |
| 550 | Remote Sensing | 76 | 921 | 81 | 167 |
| 550 | Sarcopenia | 16 | 921 | 49 | 75 |
| 552 | pollutants | 20 | 920 | 561 | 500 |
| 552 | machinery | 33 | 920 | 87 | 80 |
| 554 | Neurolinguistics | 26 | 918 | 58 | 95 |
| 554 | older people | 136 | 918 | 112 | 247 |
| 554 | ecosystem | 26 | 918 | 332 | 426 |
| 557 | Social welfare | 36 | 915 | 77 | 64 |
| 558 | Population | 30 | 914 | 131 | 165 |
| 559 | Nephrology | 14 | 913 | 159 | 135 |
| 560 | Agronomy | 9 | 903 | 167 | 133 |
| 561 | Information Systems | 23 | 899 | 306 | 230 |
| 562 | Hearing | 18 | 898 | 206 | 133 |
| 563 | Mitochondria | 31 | 895 | 1 | 13 |
| 564 | Medical Physics | 23 | 891 | 515 | 488 |
| 564 | Crystallography | 71 | 891 | 187 | 208 |
| 566 | Agricultural Chemistry | 22 | 888 | 693 | 620 |
| 566 | Chromosomes | 24 | 888 | 184 | 214 |
| 568 | Biopharmaceutics | 30 | 883 | 164 | 233 |
| 568 | Mental Health Services | 55 | 883 | 139 | 234 |
| 568 | Turbulence | 58 | 883 | 5 | 14 |
| 571 | Culture techniques | 6 | 882 | 169 | 28 |
| 572 | Energy Storage | 25 | 880 | 294 | 325 |
| 573 | Oxidative stress | 16 | 877 | 193 | 266 |
| 573 | Patient education | 18 | 877 | 168 | 149 |
| 573 | Antibodies | 27 | 877 | 89 | 97 |
| 576 | Humanities | 36 | 874 | 187 | 105 |
| 577 | Medical Technology | 27 | 872 | 312 | 310 |
| 577 | miniaturization | 14 | 872 | 775 | 675 |
| 579 | Clinical Trials | 21 | 871 | 105 | 79 |
| 580 | Food Microbiology | 25 | 870 | 270 | 377 |
| 581 | Social Psychology | 38 | 868 | 538 | 709 |
| 582 | Bioinorganic chemistry | 33 | 867 | 335 | 331 |
| 583 | Medical Ethics | 28 | 864 | 257 | 128 |
| 584 | Clinical Immunology | 31 | 863 | 225 | 283 |
| 585 | Neuropsychiatry | 27 | 861 | 154 | 171 |
| 586 | international cooperation | 22 | 860 | 109 | 111 |
| 587 | Quality Control | 42 | 852 | 189 | 331 |
| 587 | Analytical Biochemistry | 25 | 852 | 400 | 384 |
| 589 | carcinogens | 19 | 841 | 230 | 244 |
| 590 | voice | 17 | 833 | 116 | 49 |
| 591 | construction | 29 | 828 | 14 | 22 |
| 591 | health services | 23 | 828 | 250 | 185 |
| 593 | plant communities | 18 | 826 | 371 | 422 |
| 594 | Rock Mechanics | 29 | 824 | 221 | 271 |
| 595 | Money | 17 | 813 | 19 | 26 |
| 596 | hydrocolloids | 12 | 812 | 242 | 245 |
| 597 | Mechatronics | 16 | 810 | 266 | 167 |
| 598 | Structural dynamics | 24 | 809 | 285 | 342 |
| 599 | Music | 18 | 808 | 236 | 100 |
| 599 | soil management | 16 | 808 | 143 | 129 |
| 599 | Soil ecology | 13 | 808 | 279 | 207 |
| 602 | Psychosomatic Medicine | 17 | 807 | 232 | 216 |
| 603 | Bacterial infections | 14 | 804 | 239 | 308 |
| 604 | population geography | 30 | 798 | 30 | 46 |
| 605 | Molecular ecology | 21 | 797 | 332 | 442 |
| 606 | Global Health | 27 | 790 | 174 | 121 |
| 607 | Food preferences | 15 | 789 | 102 | 70 |
| 607 | brain mapping | 16 | 789 | 203 | 229 |
| 609 | Restoration Ecology | 8 | 787 | 184 | 73 |
| 610 | Pharmacognosy | 7 | 786 | 1172 | 581 |
| 611 | landscapes | 40 | 783 | 4 | 11 |
| 612 | Bacteria | 7 | 778 | 164 | 95 |
| 612 | environmental exposure | 20 | 778 | 565 | 536 |
| 614 | viral genetics | 7 | 773 | 149 | 181 |
| 615 | Paleoecology | 27 | 769 | 278 | 335 |
| 615 | Housing | 33 | 769 | 40 | 81 |
| 617 | Biogeochemical cycles | 5 | 767 | 277 | 211 |
| 618 | Economic planning | 15 | 764 | 100 | 57 |
| 619 | Cybernetics | 28 | 759 | 388 | 505 |
| 620 | Metallurgy | 33 | 757 | 584 | 643 |
| 621 | Measurement | 29 | 752 | 263 | 243 |
| 622 | Drug design | 26 | 750 | 290 | 386 |
| 623 | enzymes | 29 | 748 | 344 | 441 |
| 624 | Mobile Computing | 18 | 742 | 330 | 256 |
| 624 | Nonlinear Dynamics | 38 | 742 | 574 | 679 |
| 624 | Magnetic Materials | 21 | 742 | 514 | 414 |
| 627 | mycoses | 8 | 741 | 401 | 317 |
| 628 | Project Management | 12 | 736 | 88 | 110 |
| 629 | Industrial Sociology | 24 | 735 | 17 | 30 |
| 629 | Computational Fluid Dynamics | 13 | 735 | 229 | 106 |
| 631 | Organizational Behavior | 20 | 725 | 147 | 246 |
| 632 | Pediatric Rheumatology | 31 | 724 | 10 | 9 |
| 633 | Microelectronics | 21 | 722 | 615 | 673 |
| 634 | Comparative Physiology | 19 | 713 | 240 | 219 |
| 634 | Architectural Design | 24 | 713 | 57 | 36 |
| 634 | Informatics | 19 | 713 | 179 | 170 |
| 637 | Photonics | 19 | 703 | 755 | 741 |
| 637 | Globalization | 32 | 703 | 40 | 81 |
| 637 | Regional Development | 10 | 703 | 91 | 28 |
| 637 | Development planning | 10 | 703 | 64 | 25 |
| 641 | preventive medicine | 16 | 701 | 406 | 390 |
| 642 | clay | 14 | 696 | 242 | 202 |
| 643 | Multimedia Systems | 15 | 689 | 728 | 357 |
| 644 | Geographic information systems | 35 | 684 | 109 | 136 |
| 645 | Ceramic materials | 23 | 680 | 349 | 328 |
| 646 | Exercise | 29 | 670 | 328 | 366 |
| 647 | Marine resources | 29 | 668 | 78 | 112 |
| 648 | Consumer education | 12 | 663 | 61 | 61 |
| 648 | civil service | 19 | 663 | 75 | 87 |
| 650 | Plant breeding | 10 | 658 | 315 | 143 |
| 651 | Agricultural Economics | 69 | 656 | 3 | 7 |
| 652 | Physical organic chemistry | 40 | 654 | 204 | 364 |
| 653 | Plant genetic engineering | 10 | 647 | 399 | 312 |
| 654 | Autoimmune diseases | 19 | 645 | 133 | 168 |
| 655 | Organometallic chemistry | 22 | 642 | 693 | 472 |
| 656 | Paleogeography | 17 | 640 | 349 | 351 |
| 657 | Biomass | 16 | 638 | 135 | 178 |
| 658 | Inflammation | 11 | 637 | 441 | 388 |
| 659 | DNA polymerases | 12 | 634 | 134 | 249 |
| 660 | protein | 25 | 633 | 297 | 361 |
| 661 | Chemical processes | 13 | 632 | 166 | 80 |
| 662 | Forest Management | 14 | 630 | 389 | 329 |
| 663 | Mathematical Physics | 46 | 625 | 755 | 896 |
| 664 | Insects | 23 | 622 | 382 | 354 |
| 665 | Medicinal plants | 3 | 620 | 1318 | 505 |
| 666 | Teratology | 16 | 619 | 57 | 59 |
| 667 | Aquaculture | 24 | 617 | 418 | 452 |
| 668 | Forest Ecology | 13 | 616 | 431 | 364 |
| 669 | Tribology | 21 | 612 | 351 | 312 |
| 669 | Biomechanics | 19 | 612 | 404 | 424 |
| 669 | Digestive system diseases | 19 | 612 | 295 | 255 |
| 672 | Solar Energy | 13 | 611 | 744 | 652 |
| 673 | Urban Planning | 22 | 607 | 46 | 78 |
| 673 | Soil | 15 | 607 | 15 | 24 |
| 675 | Ceramics | 13 | 604 | 619 | 372 |
| 675 | Glass | 13 | 604 | 428 | 327 |
| 675 | pottery | 13 | 604 | 418 | 324 |
| 678 | Sustainable Engineering | 18 | 603 | 562 | 652 |
| 679 | Computer Vision | 15 | 601 | 418 | 455 |
| 679 | data protection | 23 | 601 | 31 | 59 |
| 681 | Educational Technology | 27 | 600 | 331 | 443 |
| 682 | carbon monoxide | 12 | 599 | 60 | 58 |
| 683 | Language Arts | 22 | 597 | 11 | 3 |
| 684 | Feminist theory | 22 | 592 | 16 | 21 |
| 685 | Population Genetics | 16 | 591 | 461 | 500 |
| 685 | Familial diseases | 12 | 591 | 38 | 18 |
| 687 | Dermatology | 25 | 585 | 506 | 529 |
| 688 | abnormalities | 14 | 581 | 32 | 32 |
| 689 | Developmental Psychology | 15 | 573 | 395 | 423 |
| 689 | mathematical analysis | 53 | 573 | 590 | 696 |
| 691 | Industrial Safety | 16 | 567 | 360 | 297 |
| 692 | Photochemistry | 34 | 565 | 313 | 557 |
| 693 | Synaptic Transmission | 11 | 561 | 173 | 123 |
| 694 | Molecular evolution | 17 | 558 | 515 | 631 |
| 695 | Elderly | 124 | 556 | 86 | 180 |
| 696 | venom | 13 | 555 | 228 | 161 |
| 696 | Toxins | 13 | 555 | 262 | 178 |
| 698 | Development | 14 | 552 | 265 | 290 |
| 699 | multimedia | 9 | 550 | 230 | 168 |
| 699 | Interactive multimedia | 9 | 550 | 261 | 172 |
| 701 | DNA methylation | 16 | 537 | 33 | 79 |
| 702 | Research methodology | 5 | 535 | 49 | 16 |
| 703 | Nanostructures | 12 | 534 | 928 | 824 |
| 704 | liver | 16 | 533 | 49 | 34 |
| 705 | Logistics | 9 | 530 | 233 | 192 |
| 706 | Sociolinguistics | 9 | 529 | 217 | 91 |
| 707 | Educational Psychology | 31 | 527 | 388 | 559 |
| 707 | environmental indicators | 9 | 527 | 601 | 462 |
| 707 | Socioeconomic Factors | 23 | 527 | 141 | 195 |
| 710 | tillage | 7 | 520 | 222 | 166 |
| 711 | calcification | 14 | 519 | 169 | 193 |
| 711 | heredity | 24 | 519 | 107 | 133 |
| 713 | Physical Therapy | 18 | 518 | 408 | 474 |
| 714 | Production Planning | 15 | 514 | 47 | 72 |
| 714 | transgenic organisms | 6 | 514 | 101 | 39 |
| 714 | transgenic animals | 6 | 514 | 95 | 34 |
| 714 | Production Control | 15 | 514 | 46 | 72 |
| 718 | Feasibility studies | 48 | 512 | 11 | 24 |
| 719 | Bioethics | 23 | 510 | 236 | 183 |
| 719 | Acarology | 8 | 510 | 114 | 39 |
| 719 | Mites | 8 | 510 | 187 | 56 |
| 719 | Ticks | 8 | 510 | 109 | 39 |
| 719 | Acari | 8 | 510 | 109 | 39 |
| 724 | Algae | 15 | 509 | 277 | 286 |
| 725 | System analysis | 25 | 506 | 722 | 841 |
| 726 | Forensic Psychiatry | 25 | 505 | 109 | 120 |
| 727 | Neonatology | 17 | 502 | 126 | 127 |
| 727 | Parkinson's disease | 16 | 502 | 31 | 50 |
| 729 | Groundwater | 9 | 501 | 251 | 151 |
| 730 | Coastal zone management | 21 | 500 | 110 | 157 |
| 731 | Health Services Administration | 10 | 499 | 418 | 262 |
| 731 | Watershed management | 6 | 499 | 70 | 4 |
| 733 | Nuclear Medicine | 8 | 497 | 496 | 300 |
| 734 | Pharmaceutical Technology | 14 | 495 | 637 | 591 |
| 735 | Telecommunication Systems | 34 | 493 | 282 | 406 |
| 736 | Magnetic Resonance Imaging | 6 | 490 | 249 | 113 |
| 737 | Asia | 34 | 488 | 541 | 650 |
| 738 | Molecular Pharmacology | 12 | 487 | 299 | 341 |
| 738 | Sales management | 5 | 487 | 157 | 169 |
| 738 | selling | 5 | 487 | 157 | 169 |
| 741 | Molecular Imaging | 6 | 483 | 382 | 247 |
| 741 | biological invasions | 11 | 483 | 212 | 188 |
| 743 | Control Theory | 17 | 482 | 733 | 612 |
| 744 | micromechanics | 16 | 481 | 177 | 172 |
| 745 | Photobiology | 22 | 475 | 270 | 436 |
| 746 | freshwater biology | 18 | 471 | 244 | 300 |
| 747 | food contamination | 11 | 466 | 351 | 189 |
| 748 | Genetic epidemiology | 21 | 461 | 52 | 76 |
| 749 | Immunogenetics | 26 | 459 | 112 | 180 |
| 750 | Fracture mechanics | 26 | 454 | 432 | 545 |
| 750 | Drying | 13 | 454 | 110 | 94 |
| 752 | Thin Films | 16 | 453 | 102 | 65 |
| 752 | Parasites | 14 | 453 | 642 | 522 |
| 754 | behavior therapy | 13 | 452 | 357 | 354 |
| 754 | Economic Assistance | 13 | 452 | 239 | 320 |
| 756 | Roads | 15 | 451 | 283 | 201 |
| 757 | Physical Geography | 9 | 449 | 197 | 129 |
| 757 | Human Rights | 23 | 449 | 95 | 107 |
| 759 | biochemical markers | 14 | 447 | 133 | 87 |
| 759 | DNA | 10 | 447 | 204 | 105 |
| 761 | local government | 28 | 445 | 25 | 94 |
| 761 | Autoantibodies | 17 | 445 | 130 | 217 |
| 761 | Autoimmunity | 17 | 445 | 213 | 353 |
| 764 | occupational diseases | 15 | 441 | 239 | 289 |
| 765 | Steroids | 13 | 440 | 365 | 330 |
| 766 | Algebra | 32 | 435 | 397 | 298 |
| 767 | Learning disabilities | 24 | 434 | 211 | 280 |
| 768 | eugenics | 16 | 433 | 126 | 128 |
| 769 | Robotics | 10 | 422 | 956 | 693 |
| 769 | Marine Ecology | 23 | 422 | 171 | 221 |
| 771 | Landslides | 6 | 421 | 116 | 90 |
| 771 | educational innovations | 12 | 421 | 163 | 154 |
| 773 | Parasitic Diseases | 21 | 420 | 593 | 781 |
| 774 | global environmental change | 10 | 418 | 335 | 416 |
| 775 | Ethics | 20 | 417 | 233 | 212 |
| 776 | Dietetics | 27 | 413 | 133 | 200 |
| 776 | Culture | 48 | 413 | 130 | 242 |
| 778 | Flow cytometry | 17 | 411 | 52 | 98 |
| 779 | Bones | 19 | 410 | 213 | 377 |
| 780 | Chemical analysis | 14 | 406 | 394 | 436 |
| 781 | Cell cycle | 28 | 403 | 22 | 75 |
| 781 | cell proliferation | 28 | 403 | 26 | 79 |
| 783 | Occupational Health | 12 | 402 | 393 | 295 |
| 783 | Pharmacokinetics | 12 | 402 | 276 | 330 |
| 783 | Plastics | 28 | 402 | 390 | 584 |
| 786 | Materials Engineering | 17 | 398 | 137 | 95 |
| 786 | Metallography | 2 | 398 | 985 | 267 |
| 788 | vibration | 14 | 396 | 480 | 467 |
| 789 | weather | 15 | 394 | 129 | 174 |
| 790 | Administration | 8 | 393 | 13 | 4 |
| 791 | Industrial Design | 9 | 388 | 84 | 53 |
| 792 | Computer Graphics | 26 | 386 | 483 | 683 |
| 793 | Discourse Analysis | 19 | 385 | 54 | 109 |
| 793 | Mutagenesis | 8 | 385 | 147 | 78 |
| 795 | Hemodynamics | 8 | 384 | 307 | 367 |
| 796 | soil conservation | 8 | 383 | 367 | 270 |
| 797 | Marine Engineering | 55 | 382 | 17 | 32 |
| 798 | Autism spectrum disorders | 9 | 381 | 8 | 13 |
| 799 | Leisure | 11 | 380 | 112 | 112 |
| 800 | Histochemistry | 13 | 377 | 419 | 384 |
| 801 | pain management | 8 | 376 | 289 | 187 |
| 802 | Qualitative Research | 19 | 374 | 122 | 184 |
| 802 | Paleoceanography | 7 | 374 | 103 | 129 |
| 802 | Adolescent | 29 | 374 | 507 | 837 |
| 805 | Simulation Methods | 13 | 373 | 330 | 221 |
| 806 | cardiac catheterization | 27 | 371 | 135 | 176 |
| 807 | History | 165 | 370 | 49 | 95 |
| 807 | health behavior | 20 | 370 | 253 | 361 |
| 807 | Crystal growth | 18 | 370 | 314 | 393 |
| 807 | catalytic activity | 8 | 370 | 367 | 307 |
| 807 | amino acids | 4 | 370 | 457 | 180 |
| 812 | Oral Medicine | 15 | 369 | 227 | 143 |
| 812 | antibiotics | 6 | 369 | 87 | 39 |
| 814 | drug evaluation | 13 | 368 | 477 | 484 |
| 815 | Microscopy | 19 | 366 | 391 | 461 |
| 815 | Thorax | 7 | 366 | 212 | 192 |
| 817 | Pituitary gland | 4 | 365 | 138 | 58 |
| 817 | Jurisprudence | 25 | 365 | 220 | 310 |
| 819 | Risk assessment | 10 | 362 | 187 | 99 |
| 819 | Biofilms | 5 | 362 | 67 | 48 |
| 819 | Industry | 7 | 362 | 42 | 102 |
| 819 | race relations | 25 | 362 | 104 | 198 |
| 823 | Energy Harvesting | 5 | 361 | 313 | 354 |
| 824 | Geotechnical Engineering | 24 | 359 | 125 | 197 |
| 824 | clay minerals | 4 | 359 | 219 | 108 |
| 824 | Trace elements | 8 | 359 | 93 | 94 |
| 827 | Industrial Ecology | 5 | 357 | 106 | 95 |
| 827 | Strategic planning | 15 | 357 | 188 | 309 |
| 827 | peace | 13 | 357 | 170 | 212 |
| 830 | Scotland | 22 | 356 | 15 | 16 |
| 831 | Probability | 12 | 354 | 222 | 222 |
| 831 | Sedimentology | 9 | 354 | 272 | 255 |
| 831 | Geopolitics | 23 | 354 | 11 | 38 |
| 831 | Crystallization | 18 | 354 | 106 | 111 |
| 831 | particles | 18 | 354 | 222 | 301 |
| 836 | Criminal psychology | 16 | 352 | 288 | 338 |
| 836 | Holistic Health | 14 | 352 | 89 | 91 |
| 836 | allied health | 14 | 352 | 46 | 68 |
| 839 | Audiology | 19 | 351 | 236 | 297 |
| 840 | DNS | 6 | 350 | 271 | 137 |
| 841 | energy development | 25 | 347 | 101 | 451 |
| 842 | Geriatric Pharmacology | 9 | 346 | 103 | 98 |
| 843 | Microprocessors | 18 | 345 | 122 | 117 |
| 843 | child abuse | 15 | 345 | 296 | 420 |
| 843 | mammals | 18 | 345 | 310 | 364 |
| 846 | Higher Education | 24 | 342 | 99 | 191 |
| 847 | Mass Spectrometry | 10 | 341 | 572 | 499 |
| 847 | Financial management | 11 | 341 | 158 | 235 |
| 849 | Multilingualism | 15 | 340 | 37 | 66 |
| 850 | Radiology | 16 | 339 | 490 | 437 |
| 851 | electric vehicles | 14 | 338 | 89 | 127 |
| 852 | Technological Innovations | 16 | 337 | 266 | 434 |
| 852 | disarmament | 9 | 337 | 57 | 42 |
| 854 | X-ray crystallography | 22 | 334 | 125 | 138 |
| 855 | Dentistry | 16 | 331 | 216 | 199 |
| 856 | Cosmology | 2 | 329 | 734 | 294 |
| 856 | nuclear astrophysics | 2 | 329 | 580 | 243 |
| 856 | national security | 15 | 329 | 78 | 31 |
| 859 | Tropical Medicine | 13 | 328 | 742 | 650 |
| 859 | animal diseases | 10 | 328 | 207 | 165 |
| 861 | Nursing | 10 | 327 | 1002 | 635 |
| 861 | Metastasis | 4 | 327 | 100 | 133 |
| 863 | cultural pluralism | 12 | 326 | 103 | 74 |
| 864 | Molecular Spectroscopy | 27 | 325 | 467 | 819 |
| 865 | Africa | 24 | 323 | 363 | 391 |
| 865 | Breeding | 7 | 323 | 718 | 554 |
| 865 | cosmetics | 12 | 323 | 18 | 29 |
| 868 | Soft Condensed Matter | 18 | 322 | 387 | 528 |
| 868 | recreation | 10 | 322 | 330 | 217 |
| 870 | Genetic Toxicology | 6 | 321 | 207 | 211 |
| 871 | Endocrine glands | 4 | 320 | 191 | 198 |
| 872 | DNA repair | 7 | 316 | 129 | 118 |
| 872 | biopolymers | 19 | 316 | 394 | 571 |
| 874 | Soil dynamics | 11 | 313 | 205 | 210 |
| 874 | Communication in medicine | 7 | 313 | 308 | 212 |
| 876 | Food Security | 3 | 311 | 145 | 57 |
| 877 | Eating Disorders | 9 | 310 | 423 | 390 |
| 877 | Feeding and Eating Disorders | 9 | 310 | 410 | 374 |
| 877 | viruses | 9 | 310 | 686 | 796 |
| 880 | Telemedicine | 4 | 309 | 233 | 113 |
| 880 | Sexual health | 8 | 309 | 353 | 255 |
| 882 | human development | 9 | 308 | 425 | 451 |
| 882 | Women's health | 11 | 308 | 507 | 462 |
| 884 | Telecommunications | 10 | 307 | 283 | 162 |
| 885 | visualization | 36 | 306 | 306 | 400 |
| 886 | Radiobiology | 15 | 302 | 483 | 607 |
| 887 | Computer Architecture | 12 | 301 | 182 | 129 |
| 887 | Developmental Neurobiology | 4 | 301 | 436 | 169 |
| 887 | biological factors | 17 | 301 | 691 | 907 |
| 890 | Agricultural systems | 9 | 297 | 126 | 177 |
| 890 | econometric models | 8 | 297 | 281 | 223 |
| 892 | Emotions | 10 | 296 | 284 | 398 |
| 893 | Structural design | 11 | 295 | 356 | 367 |
| 894 | Greenhouse gases | 9 | 293 | 115 | 168 |
| 895 | Smart Materials | 11 | 292 | 415 | 401 |
| 896 | Flexible manufacturing systems | 5 | 290 | 241 | 134 |
| 897 | Psychoneuroimmunology | 3 | 288 | 544 | 416 |
| 897 | Language Acquisition | 12 | 288 | 78 | 86 |
| 897 | Neuroimmunology | 3 | 288 | 595 | 455 |
| 897 | Proteome | 11 | 288 | 509 | 657 |
| 897 | Longevity | 7 | 288 | 52 | 47 |
| 897 | Sleep | 13 | 288 | 622 | 686 |
| 903 | Thrombosis | 12 | 285 | 444 | 516 |
| 904 | food handling | 7 | 283 | 501 | 506 |
| 904 | Sedimentary rocks | 10 | 283 | 273 | 316 |
| 906 | System design | 8 | 281 | 50 | 42 |
| 907 | Microwaves | 7 | 280 | 879 | 565 |
| 908 | Gastrointestinal diseases | 7 | 279 | 343 | 197 |
| 909 | Liposomes | 9 | 278 | 253 | 302 |
| 909 | Lipid bilayers | 9 | 278 | 222 | 271 |
| 911 | cell interaction | 10 | 277 | 487 | 639 |
| 912 | Radiation effects | 8 | 276 | 286 | 350 |
| 913 | Bioremediation | 8 | 274 | 379 | 395 |
| 913 | concrete | 9 | 274 | 498 | 701 |
| 915 | Seaweed | 4 | 273 | 486 | 338 |
| 916 | Lipid metabolism | 2 | 272 | 497 | 227 |
| 916 | Lipid | 2 | 272 | 499 | 227 |
| 918 | Electron Microscopy | 7 | 270 | 224 | 129 |
| 919 | Gender Studies | 9 | 269 | 219 | 202 |
| 919 | chronic disease | 8 | 269 | 153 | 147 |
| 921 | Parallel Processing | 8 | 267 | 242 | 280 |
| 921 | ports | 13 | 267 | 69 | 85 |
| 923 | Extreme environments | 7 | 266 | 78 | 101 |
| 924 | Genetic Research | 6 | 265 | 62 | 44 |
| 924 | radioactive waste | 8 | 265 | 401 | 693 |
| 924 | Hazardous waste | 8 | 265 | 496 | 746 |
| 927 | Diagnostic microbiology | 6 | 264 | 691 | 869 |
| 928 | Geometry | 22 | 263 | 395 | 326 |
| 928 | Soil fertility | 5 | 263 | 204 | 202 |
| 928 | probabilities | 20 | 263 | 515 | 502 |
| 931 | Computational Complexity | 30 | 261 | 110 | 282 |
| 931 | social aspects | 15 | 261 | 6 | 4 |
| 931 | violence | 8 | 261 | 553 | 550 |
| 934 | Radiation Protection | 15 | 259 | 155 | 106 |
| 934 | radiation monitoring | 15 | 259 | 131 | 99 |
| 936 | Evolutionary Psychology | 6 | 258 | 68 | 40 |
| 937 | Magnetic Resonance Spectroscopy | 16 | 257 | 467 | 515 |
| 937 | ozone | 6 | 257 | 46 | 16 |
| 939 | Neuroanatomy | 4 | 256 | 156 | 76 |
| 940 | Organic farming | 12 | 255 | 6 | 10 |
| 940 | Product life cycle | 6 | 255 | 153 | 157 |
| 940 | green products | 6 | 255 | 140 | 154 |
| 943 | Criminal behavior | 9 | 253 | 54 | 57 |
| 943 | Marine mammals | 4 | 253 | 186 | 99 |
| 945 | Dynamics | 16 | 252 | 639 | 652 |
| 945 | big data | 7 | 252 | 260 | 242 |
| 947 | Food Preservation | 7 | 251 | 458 | 231 |
| 948 | fertility | 5 | 250 | 625 | 609 |
| 949 | Demography | 9 | 249 | 306 | 345 |
| 949 | Bilingualism | 6 | 249 | 71 | 56 |
| 949 | industrial waste | 7 | 249 | 482 | 723 |
| 952 | consumer behavior | 5 | 247 | 381 | 348 |
| 953 | family violence | 7 | 246 | 247 | 262 |
| 954 | Digital electronics | 40 | 245 | 2 | 35 |
| 954 | Labor Economics | 8 | 245 | 250 | 258 |
| 954 | Cement | 6 | 245 | 378 | 499 |
| 957 | Pharmacogenomics | 8 | 244 | 93 | 132 |
| 958 | Mining Engineering | 8 | 243 | 264 | 279 |
| 958 | Semantics | 6 | 243 | 115 | 73 |
| 958 | body temperature | 8 | 243 | 203 | 170 |
| 961 | Genetic markers | 7 | 240 | 75 | 55 |
| 961 | impact | 4 | 240 | 248 | 199 |
| 963 | Engineering Mathematics | 19 | 238 | 620 | 797 |
| 963 | Sovereignty | 15 | 238 | 7 | 39 |
| 965 | ethnicity | 22 | 236 | 138 | 210 |
| 965 | government | 6 | 236 | 397 | 288 |
| 967 | Cognitive Therapy | 11 | 235 | 249 | 330 |
| 968 | Rheology | 7 | 234 | 324 | 270 |
| 969 | Critical Discourse Analysis | 9 | 233 | 5 | 9 |
| 969 | land degradation | 6 | 233 | 266 | 255 |
| 969 | Reading | 10 | 233 | 289 | 309 |
| 969 | degradation | 6 | 233 | 266 | 255 |
| 973 | Eastern Europe | 14 | 232 | 233 | 187 |
| 974 | Southeast Asia | 7 | 231 | 170 | 74 |
| 974 | Post-traumatic stress disorder | 6 | 231 | 467 | 470 |
| 976 | X-rays | 9 | 229 | 220 | 160 |
| 977 | chronic fatigue syndrome | 17 | 228 | 5 | 4 |
| 978 | Carbohydrates | 5 | 227 | 295 | 254 |
| 978 | Diplomatic relations | 45 | 227 | 76 | 134 |
| 980 | Climate Change Mitigation | 1 | 226 | 93 | 62 |
| 980 | Sleep Disorders | 12 | 226 | 642 | 763 |
| 980 | Global warming | 1 | 226 | 342 | 65 |
| 980 | sea level | 1 | 226 | 93 | 62 |
| 984 | vascular diseases | 8 | 223 | 360 | 472 |
| 984 | Radio | 33 | 223 | 385 | 895 |
| 986 | Neuropharmacology | 8 | 222 | 302 | 336 |
| 987 | Artificial Organs | 18 | 221 | 164 | 246 |
| 988 | structural stability | 4 | 220 | 273 | 215 |
| 988 | disaster relief | 7 | 220 | 74 | 77 |
| 990 | Environmental risk assessment | 8 | 218 | 142 | 147 |
| 990 | women | 18 | 218 | 216 | 239 |
| 992 | Ergonomics | 14 | 217 | 365 | 471 |
| 992 | Genes | 11 | 217 | 478 | 586 |
| 994 | nuclear magnetic resonance | 18 | 214 | 385 | 510 |
| 994 | chromatin | 1 | 214 | 262 | 81 |
| 996 | Ecological Engineering | 8 | 213 | 293 | 476 |
| 996 | Emergency Medicine | 10 | 213 | 630 | 563 |
| 996 | Radiation | 13 | 213 | 989 | 1071 |
| 996 | educational planning | 7 | 213 | 203 | 247 |
| 1000 | Technology Assessment | 5 | 211 | 213 | 309 |