| 1 | Biology | 3,652 | 408.7K | 45 | 44 |
| 2 | Science | 3,549 | 378.6K | 51 | 50 |
| 3 | Physics | 2,789 | 366.2K | 124 | 61 |
| 4 | Natural history | 612 | 195.8K | 66 | 49 |
| 5 | Chemistry | 3,944 | 190.4K | 44 | 81 |
| 6 | Neurology | 1,869 | 169.5K | 69 | 43 |
| 7 | Molecular Biology | 1,989 | 157.7K | 76 | 61 |
| 8 | Medicine | 2,535 | 147.9K | 87 | 86 |
| 9 | Cell Biology | 1,030 | 132.7K | 41 | 44 |
| 10 | Biochemistry | 2,343 | 129.0K | 123 | 92 |
| 11 | Ecology | 1,589 | 129.0K | 45 | 38 |
| 12 | Cytology | 1,137 | 126.0K | 46 | 50 |
| 13 | nucleic acids | 220 | 124.4K | 45 | 3 |
| 14 | Nuclear Physics | 1,555 | 91.2K | 120 | 58 |
| 15 | Research | 1,987 | 91.0K | 74 | 64 |
| 16 | Virology | 587 | 90.1K | 53 | 48 |
| 17 | Microbiology | 1,347 | 89.1K | 69 | 75 |
| 18 | Astrophysics | 748 | 65.5K | 196 | 173 |
| 19 | Neurophysiology | 817 | 62.3K | 34 | 34 |
| 20 | Botany | 872 | 58.3K | 52 | 37 |
| 21 | Economics | 606 | 55.6K | 64 | 26 |
| 22 | Physiology | 1,042 | 51.3K | 45 | 44 |
| 23 | Astronomy | 783 | 46.8K | 156 | 176 |
| 24 | Psychiatry | 737 | 45.7K | 77 | 74 |
| 25 | Immunology | 569 | 44.2K | 85 | 77 |
| 26 | Genetics | 547 | 44.0K | 92 | 95 |
| 27 | Psychophysiology | 638 | 43.1K | 52 | 43 |
| 28 | Human genetics | 260 | 41.7K | 94 | 124 |
| 29 | Spectrum analysis | 396 | 38.3K | 245 | 167 |
| 30 | Immunity | 254 | 38.3K | 55 | 54 |
| 31 | biological evolution | 459 | 35.7K | 19 | 34 |
| 32 | Animal Behavior | 620 | 35.6K | 8 | 13 |
| 33 | Brain | 467 | 34.1K | 61 | 35 |
| 34 | Quantum Gravity | 481 | 32.5K | 122 | 69 |
| 35 | Cell differentiation | 223 | 31.1K | 51 | 31 |
| 36 | Environment | 382 | 30.0K | 189 | 170 |
| 37 | Biotechnology | 296 | 29.8K | 318 | 162 |
| 38 | Psychology | 703 | 29.1K | 115 | 129 |
| 39 | Condensed Matter | 632 | 29.1K | 151 | 129 |
| 40 | human behavior | 351 | 28.2K | 54 | 48 |
| 41 | Developmental Biology | 459 | 28.0K | 40 | 52 |
| 42 | Behavior | 414 | 27.8K | 84 | 62 |
| 43 | Medical genetics | 411 | 26.5K | 78 | 91 |
| 44 | Neurons | 107 | 26.1K | 42 | 40 |
| 45 | Evolution | 383 | 25.7K | 13 | 35 |
| 46 | Biophysics | 685 | 25.3K | 173 | 160 |
| 47 | Plants | 252 | 24.4K | 35 | 34 |
| 48 | Mental Disorders | 371 | 23.8K | 78 | 76 |
| 49 | Ethology | 400 | 23.7K | 12 | 20 |
| 50 | Bioengineering | 203 | 23.1K | 257 | 135 |
| 51 | Plant cells | 174 | 22.4K | 51 | 49 |
| 52 | Microbial Ecology | 254 | 21.8K | 64 | 58 |
| 53 | Pharmacology | 385 | 21.6K | 322 | 166 |
| 54 | Anatomy | 419 | 21.0K | 21 | 37 |
| 55 | Bacteriology | 276 | 20.9K | 46 | 52 |
| 56 | Nervous system | 293 | 20.5K | 62 | 65 |
| 57 | Pollution | 284 | 20.5K | 307 | 242 |
| 58 | Neuropsychology | 363 | 20.3K | 27 | 19 |
| 59 | Embryology | 397 | 19.5K | 22 | 45 |
| 60 | Public Health | 399 | 19.4K | 225 | 192 |
| 61 | Neurobiology | 250 | 18.8K | 54 | 51 |
| 62 | Biochemical Engineering | 95 | 18.7K | 424 | 150 |
| 63 | plant molecular biology | 184 | 18.4K | 52 | 46 |
| 64 | Cell death | 77 | 18.2K | 93 | 23 |
| 65 | Solid State Physics | 680 | 18.1K | 157 | 203 |
| 66 | Allergy | 104 | 17.6K | 73 | 52 |
| 67 | Molecular structure | 184 | 17.0K | 42 | 27 |
| 68 | Plant Ecology | 267 | 16.3K | 9 | 9 |
| 69 | Neurochemistry | 253 | 16.0K | 88 | 65 |
| 70 | Biodiversity | 228 | 14.9K | 24 | 24 |
| 71 | Growth | 232 | 14.9K | 40 | 63 |
| 72 | Europe | 478 | 14.7K | 40 | 28 |
| 73 | Pharmaceutical Chemistry | 227 | 14.4K | 223 | 117 |
| 74 | behavioral medicine | 147 | 14.3K | 41 | 24 |
| 75 | management | 136 | 14.2K | 315 | 192 |
| 76 | Proteome | 133 | 14.2K | 25 | 11 |
| 77 | viruses | 207 | 14.0K | 60 | 58 |
| 78 | Mathematical Physics | 297 | 14.0K | 113 | 73 |
| 79 | Medical Microbiology | 303 | 13.9K | 30 | 68 |
| 80 | Molecular Genetics | 194 | 13.6K | 48 | 44 |
| 81 | Endocrinology | 257 | 13.6K | 194 | 201 |
| 82 | Toxicology | 315 | 13.4K | 179 | 143 |
| 83 | Diagnostic Imaging | 231 | 13.4K | 37 | 20 |
| 84 | Biomedical Engineering | 256 | 13.3K | 265 | 184 |
| 85 | Diagnostic microbiology | 174 | 13.3K | 20 | 22 |
| 86 | Mental illness | 212 | 13.3K | 76 | 80 |
| 87 | Metabolism | 261 | 13.2K | 137 | 171 |
| 88 | Surgery | 101 | 13.1K | 154 | 107 |
| 89 | Pathology | 305 | 13.0K | 57 | 83 |
| 90 | Metabolic diseases | 226 | 13.0K | 108 | 146 |
| 91 | Computational Biology | 192 | 12.8K | 95 | 84 |
| 92 | Parasitology | 290 | 12.7K | 24 | 13 |
| 93 | Psychopharmacology | 129 | 12.6K | 95 | 59 |
| 94 | Host-parasite interactions | 130 | 12.4K | 41 | 45 |
| 95 | Cancer | 276 | 12.2K | 185 | 218 |
| 96 | Political Science | 270 | 12.0K | 41 | 38 |
| 97 | Zoology | 285 | 11.9K | 46 | 29 |
| 98 | Molecular ecology | 139 | 11.9K | 23 | 29 |
| 99 | Environmental Health | 203 | 11.8K | 365 | 310 |
| 100 | Cognitive neuroscience | 124 | 11.8K | 49 | 49 |
| 101 | Biocompatible Materials | 204 | 11.6K | 308 | 298 |
| 102 | Robotics | 75 | 11.6K | 159 | 16 |
| 103 | Histology | 391 | 11.5K | 9 | 30 |
| 104 | Proteomics | 100 | 11.4K | 17 | 8 |
| 105 | Population Genetics | 148 | 11.3K | 29 | 33 |
| 106 | Orthopedics | 170 | 11.3K | 56 | 23 |
| 107 | Hematology | 183 | 11.0K | 254 | 198 |
| 108 | Environmental Policy | 86 | 11.0K | 340 | 126 |
| 109 | Sleep Disorders | 193 | 11.0K | 45 | 33 |
| 110 | Sleep | 195 | 11.0K | 43 | 35 |
| 111 | Earth Sciences | 154 | 10.9K | 234 | 131 |
| 112 | Immune system | 81 | 10.9K | 64 | 77 |
| 113 | Biodiversity conservation | 144 | 10.9K | 68 | 106 |
| 114 | Memory | 188 | 10.9K | 94 | 61 |
| 115 | Virulence | 125 | 10.7K | 35 | 40 |
| 116 | Social Psychology | 246 | 10.7K | 94 | 135 |
| 117 | Animal ecology | 219 | 10.6K | 7 | 13 |
| 118 | Epidemiology | 249 | 10.6K | 179 | 172 |
| 119 | Mathematics | 671 | 10.4K | 217 | 195 |
| 120 | infection | 284 | 10.1K | 6 | 17 |
| 121 | Parasitic Diseases | 245 | 10.0K | 14 | 19 |
| 122 | Aging | 275 | 9.9K | 116 | 119 |
| 123 | Cognitive Science | 105 | 9.8K | 64 | 49 |
| 124 | Geography | 475 | 9.7K | 19 | 67 |
| 125 | Genomics | 211 | 9.6K | 120 | 106 |
| 126 | genome | 103 | 9.3K | 86 | 103 |
| 127 | Hydrology | 200 | 9.3K | 89 | 86 |
| 128 | Comparative Physiology | 169 | 9.3K | 7 | 8 |
| 129 | Cytogenetics | 96 | 9.2K | 101 | 92 |
| 130 | cell physiology | 73 | 9.2K | 155 | 64 |
| 131 | United States | 230 | 9.2K | 346 | 295 |
| 132 | cryosphere | 98 | 9.0K | 9 | 5 |
| 133 | Materials | 104 | 9.0K | 1168 | 653 |
| 134 | Data Mining | 71 | 8.9K | 62 | 37 |
| 135 | Climate change | 76 | 8.8K | 73 | 99 |
| 135 | Eutrophication | 76 | 8.8K | 69 | 98 |
| 137 | Plant physiology | 145 | 8.8K | 129 | 123 |
| 138 | environmental pollution | 162 | 8.8K | 354 | 279 |
| 139 | Cardiovascular system | 125 | 8.7K | 140 | 163 |
| 140 | Nanotechnology | 158 | 8.7K | 626 | 550 |
| 141 | Molecular evolution | 124 | 8.6K | 57 | 67 |
| 142 | Communication | 151 | 8.5K | 101 | 66 |
| 143 | data collection | 50 | 8.5K | 42 | 24 |
| 144 | Sociology | 211 | 8.4K | 166 | 160 |
| 145 | Perception | 142 | 8.4K | 143 | 80 |
| 146 | Artificial Intelligence | 136 | 8.2K | 291 | 189 |
| 147 | Parasites | 186 | 8.2K | 20 | 12 |
| 148 | Attention | 140 | 8.1K | 118 | 57 |
| 149 | Child psychology | 121 | 8.0K | 142 | 125 |
| 150 | Meteorology | 123 | 8.0K | 213 | 186 |
| 151 | Immunotherapy | 86 | 7.9K | 143 | 104 |
| 152 | Environmental Microbiology | 104 | 7.8K | 33 | 35 |
| 153 | Geophysics | 127 | 7.7K | 507 | 353 |
| 154 | Developmental Genetics | 62 | 7.6K | 51 | 55 |
| 155 | Bacterial infections | 137 | 7.6K | 3 | 31 |
| 156 | Visual Perception | 134 | 7.6K | 115 | 56 |
| 157 | proteins | 155 | 7.6K | 77 | 70 |
| 158 | Anthropology | 209 | 7.4K | 65 | 39 |
| 158 | soil microbiology | 83 | 7.4K | 115 | 87 |
| 160 | Cognition | 210 | 7.3K | 77 | 114 |
| 161 | Sports Medicine | 229 | 7.2K | 79 | 109 |
| 162 | Geology | 182 | 7.1K | 298 | 272 |
| 163 | Genetic regulation | 71 | 7.1K | 71 | 72 |
| 164 | psychotherapy | 136 | 7.1K | 64 | 80 |
| 165 | Critical Care Medicine | 69 | 7.1K | 188 | 146 |
| 166 | Critical Care | 72 | 7.1K | 180 | 146 |
| 167 | gene mapping | 107 | 7.0K | 103 | 106 |
| 168 | Social behavior | 137 | 7.0K | 32 | 43 |
| 169 | Infections | 172 | 7.0K | 11 | 27 |
| 170 | personality | 164 | 7.0K | 67 | 123 |
| 171 | Statistics | 178 | 6.8K | 177 | 147 |
| 172 | Cerebral cortex | 114 | 6.8K | 33 | 41 |
| 173 | Technology | 135 | 6.7K | 345 | 195 |
| 174 | Nutrition | 161 | 6.7K | 353 | 355 |
| 175 | Bioorganic chemistry | 107 | 6.6K | 267 | 137 |
| 176 | Econometrics | 81 | 6.5K | 113 | 77 |
| 177 | Gene expression regulation | 59 | 6.5K | 63 | 59 |
| 178 | Oncology | 77 | 6.4K | 223 | 285 |
| 179 | Clinical Chemistry | 106 | 6.4K | 283 | 174 |
| 180 | Social Sciences | 192 | 6.4K | 170 | 135 |
| 181 | Hypertension | 79 | 6.4K | 199 | 187 |
| 182 | Physical Chemistry | 162 | 6.3K | 109 | 143 |
| 183 | organization | 46 | 6.2K | 83 | 70 |
| 184 | Human evolution | 85 | 5.9K | 23 | 13 |
| 185 | Ophthalmology | 89 | 5.9K | 203 | 119 |
| 186 | Geriatrics | 256 | 5.9K | 143 | 195 |
| 187 | Soil Science | 100 | 5.8K | 137 | 89 |
| 188 | Bioinformatics | 75 | 5.8K | 212 | 163 |
| 189 | Catalysis | 123 | 5.8K | 591 | 540 |
| 190 | Disease | 17 | 5.8K | 35 | 69 |
| 191 | Paleontology | 276 | 5.7K | 12 | 22 |
| 192 | viral genetics | 37 | 5.7K | 47 | 55 |
| 193 | finance | 110 | 5.7K | 164 | 95 |
| 194 | Biogeography | 97 | 5.7K | 21 | 45 |
| 195 | Primates | 130 | 5.6K | 14 | 15 |
| 196 | Product life cycle | 6 | 5.6K | 153 | 8 |
| 196 | green products | 6 | 5.6K | 140 | 8 |
| 198 | Homeostasis | 28 | 5.5K | 55 | 67 |
| 198 | Cell metabolism | 28 | 5.5K | 80 | 69 |
| 200 | diseases | 10 | 5.5K | 96 | 74 |
| 201 | Medical Laboratory Science | 69 | 5.5K | 214 | 131 |
| 202 | Breeding | 118 | 5.5K | 55 | 43 |
| 203 | Nuclear Medicine | 123 | 5.4K | 40 | 40 |
| 204 | Travel | 181 | 5.4K | 6 | 5 |
| 205 | Biogeochemistry | 75 | 5.4K | 99 | 88 |
| 206 | Post-traumatic stress disorder | 113 | 5.4K | 20 | 27 |
| 207 | Organic Chemistry | 111 | 5.3K | 380 | 247 |
| 208 | Clinical Psychology | 91 | 5.3K | 121 | 118 |
| 209 | Geomorphology | 104 | 5.3K | 54 | 55 |
| 210 | disease vectors | 109 | 5.3K | 13 | 8 |
| 211 | Learning | 96 | 5.2K | 104 | 95 |
| 212 | preventive medicine | 123 | 5.2K | 52 | 75 |
| 212 | Diet | 76 | 5.2K | 239 | 210 |
| 214 | Pediatrics | 120 | 5.0K | 219 | 236 |
| 215 | Planets | 58 | 5.0K | 315 | 209 |
| 216 | Risk | 45 | 4.9K | 31 | 11 |
| 217 | Soil biology | 47 | 4.9K | 126 | 79 |
| 218 | Diabetes | 90 | 4.9K | 239 | 232 |
| 219 | Chromosome mapping | 85 | 4.9K | 107 | 98 |
| 220 | Bones | 45 | 4.9K | 83 | 30 |
| 221 | Schizophrenia | 116 | 4.8K | 64 | 77 |
| 222 | Materials Science | 71 | 4.7K | 932 | 644 |
| 223 | drug therapy | 76 | 4.7K | 305 | 174 |
| 224 | Diabetes mellitus | 78 | 4.7K | 238 | 230 |
| 225 | Economic History | 148 | 4.6K | 219 | 148 |
| 225 | Probability | 37 | 4.6K | 51 | 7 |
| 227 | Child Development | 129 | 4.6K | 163 | 204 |
| 228 | Agricultural Ecology | 42 | 4.6K | 126 | 60 |
| 229 | Molecular Imaging | 98 | 4.5K | 24 | 39 |
| 230 | Agriculture | 49 | 4.5K | 324 | 125 |
| 231 | Electronics | 75 | 4.5K | 602 | 301 |
| 232 | Wildlife conservation | 64 | 4.4K | 92 | 73 |
| 233 | Risk Management | 22 | 4.4K | 106 | 6 |
| 234 | Financial management | 19 | 4.3K | 76 | 7 |
| 235 | Economic Development | 63 | 4.3K | 157 | 115 |
| 236 | Sports | 144 | 4.3K | 117 | 137 |
| 237 | Pediatric Neurology | 49 | 4.3K | 137 | 127 |
| 238 | mycoses | 27 | 4.3K | 103 | 53 |
| 239 | Respiration | 99 | 4.3K | 118 | 120 |
| 240 | Health | 136 | 4.2K | 119 | 136 |
| 241 | Developmental Psychology | 115 | 4.2K | 55 | 96 |
| 242 | Decision making | 73 | 4.2K | 87 | 79 |
| 243 | Conservation Biology | 73 | 4.2K | 67 | 63 |
| 244 | Sustainable Development | 40 | 4.2K | 235 | 101 |
| 245 | drug development | 53 | 4.1K | 71 | 98 |
| 246 | Medical innovations | 54 | 4.1K | 65 | 103 |
| 247 | Periglacial processes | 40 | 4.1K | 5 | 2 |
| 247 | Permafrost | 40 | 4.1K | 5 | 2 |
| 247 | Frozen ground | 40 | 4.1K | 6 | 2 |
| 250 | Optics | 110 | 4.1K | 709 | 445 |
| 251 | Water | 83 | 4.1K | 314 | 372 |
| 252 | Genetic engineering | 86 | 4.1K | 151 | 158 |
| 253 | Morphology | 139 | 4.0K | 9 | 8 |
| 254 | Business Ethics | 30 | 4.0K | 133 | 50 |
| 255 | Bioinorganic chemistry | 113 | 4.0K | 51 | 30 |
| 256 | Gerontology | 159 | 4.0K | 118 | 109 |
| 257 | Developing countries | 69 | 4.0K | 234 | 134 |
| 258 | Education | 165 | 4.0K | 323 | 299 |
| 259 | Reproduction | 154 | 4.0K | 149 | 203 |
| 260 | Research Design | 53 | 3.9K | 128 | 96 |
| 261 | Mathematical Economics | 32 | 3.9K | 33 | 33 |
| 262 | brain mapping | 70 | 3.9K | 31 | 43 |
| 263 | Environmental monitoring | 98 | 3.9K | 394 | 467 |
| 264 | Telecommunication | 62 | 3.8K | 435 | 293 |
| 265 | Computer Vision | 41 | 3.8K | 154 | 118 |
| 266 | protein | 91 | 3.8K | 59 | 86 |
| 267 | Paleoclimatology | 68 | 3.8K | 105 | 60 |
| 268 | Health Policy | 120 | 3.8K | 160 | 158 |
| 269 | Public Policy | 94 | 3.8K | 117 | 89 |
| 270 | animal diseases | 126 | 3.8K | 2 | 1 |
| 271 | animals | 141 | 3.8K | 24 | 19 |
| 272 | Environmental Engineering | 60 | 3.8K | 611 | 468 |
| 273 | economic policy | 127 | 3.7K | 109 | 86 |
| 274 | Game Theory | 37 | 3.7K | 60 | 18 |
| 275 | rehabilitation | 75 | 3.7K | 225 | 185 |
| 276 | Oncogenes | 52 | 3.7K | 162 | 178 |
| 277 | Polymers | 52 | 3.6K | 1200 | 675 |
| 278 | Image Processing | 51 | 3.6K | 400 | 252 |
| 279 | Quality of life | 66 | 3.6K | 91 | 85 |
| 280 | Molecules | 33 | 3.6K | 402 | 97 |
| 281 | gene therapy | 65 | 3.6K | 81 | 81 |
| 282 | Membranes | 102 | 3.5K | 162 | 232 |
| 283 | Genetic therapy | 74 | 3.5K | 78 | 76 |
| 284 | Software Engineering | 86 | 3.5K | 40 | 55 |
| 285 | Liposomes | 34 | 3.4K | 38 | 23 |
| 286 | Therapeutics | 67 | 3.4K | 203 | 168 |
| 287 | Lipid bilayers | 33 | 3.4K | 33 | 23 |
| 288 | Numerical Analysis | 44 | 3.4K | 484 | 87 |
| 289 | Business | 96 | 3.4K | 136 | 335 |
| 290 | Tropical Medicine | 114 | 3.4K | 60 | 51 |
| 291 | plant communities | 55 | 3.4K | 128 | 127 |
| 292 | Histochemistry | 184 | 3.3K | 1 | 19 |
| 293 | Entomology | 88 | 3.3K | 241 | 139 |
| 294 | Adolescent | 95 | 3.3K | 192 | 167 |
| 295 | Solid State Chemistry | 118 | 3.3K | 209 | 178 |
| 296 | nanoscience | 51 | 3.3K | 608 | 510 |
| 297 | Cheminformatics | 8 | 3.2K | 94 | 10 |
| 298 | Neuroimaging | 46 | 3.2K | 15 | 3 |
| 299 | Paleoecology | 67 | 3.2K | 87 | 63 |
| 300 | Food Microbiology | 77 | 3.2K | 69 | 100 |
| 301 | Plant Morphology | 99 | 3.2K | 7 | 2 |
| 302 | Statistical physics | 136 | 3.2K | 530 | 570 |
| 303 | ecosystem | 54 | 3.1K | 135 | 149 |
| 304 | marketing | 23 | 3.1K | 648 | 285 |
| 305 | Medical Oncology | 79 | 3.1K | 188 | 210 |
| 306 | Biometrics | 87 | 3.1K | 79 | 87 |
| 307 | natural disasters | 43 | 3.1K | 88 | 33 |
| 308 | Analytical Chemistry | 104 | 3.1K | 721 | 758 |
| 309 | Biomechanics | 60 | 3.0K | 160 | 152 |
| 310 | Geochemistry | 47 | 3.0K | 488 | 367 |
| 311 | Stem cells | 76 | 3.0K | 134 | 156 |
| 312 | Recombinant DNA | 55 | 3.0K | 132 | 71 |
| 313 | Microorganisms | 41 | 3.0K | 99 | 124 |
| 314 | water supply | 54 | 2.9K | 124 | 123 |
| 315 | Computer Graphics | 102 | 2.9K | 140 | 172 |
| 316 | Radio | 15 | 2.9K | 610 | 218 |
| 317 | Nanostructured Materials | 74 | 2.9K | 578 | 552 |
| 318 | scientific societies | 103 | 2.9K | 10 | 23 |
| 319 | Child | 69 | 2.8K | 301 | 219 |
| 320 | Physical fitness | 45 | 2.8K | 92 | 69 |
| 321 | Chronic diseases | 37 | 2.8K | 113 | 118 |
| 322 | probabilities | 132 | 2.8K | 55 | 41 |
| 323 | Medical Ethics | 152 | 2.8K | 37 | 30 |
| 324 | Liver diseases | 45 | 2.8K | 274 | 309 |
| 325 | pain | 84 | 2.8K | 118 | 185 |
| 326 | Molecular cloning | 51 | 2.7K | 121 | 74 |
| 326 | Genetic recombination | 51 | 2.7K | 115 | 74 |
| 328 | Paleogeography | 50 | 2.7K | 110 | 73 |
| 329 | miniaturization | 44 | 2.7K | 326 | 341 |
| 330 | sanitation | 39 | 2.7K | 314 | 348 |
| 331 | United Kingdom | 81 | 2.7K | 155 | 212 |
| 332 | Vaccines | 71 | 2.7K | 181 | 158 |
| 333 | Radiobiology | 68 | 2.7K | 163 | 161 |
| 334 | Journalism | 86 | 2.7K | 6 | 6 |
| 335 | Pharmacognosy | 34 | 2.7K | 396 | 185 |
| 336 | Molecular Microbiology | 44 | 2.7K | 131 | 169 |
| 337 | Systems Biology | 111 | 2.7K | 44 | 90 |
| 338 | Europa | 57 | 2.7K | 16 | 12 |
| 339 | Forensic Genetics | 47 | 2.6K | 17 | 16 |
| 340 | Plant diseases | 58 | 2.6K | 290 | 200 |
| 341 | Surface Chemistry | 51 | 2.6K | 976 | 715 |
| 342 | Medical Anthropology | 57 | 2.6K | 163 | 187 |
| 343 | Genetic disorders | 97 | 2.6K | 8 | 16 |
| 344 | Medical Physics | 97 | 2.5K | 197 | 247 |
| 345 | Transplantation | 52 | 2.5K | 155 | 158 |
| 346 | Labor Economics | 29 | 2.5K | 49 | 22 |
| 346 | Mental Health | 61 | 2.5K | 187 | 112 |
| 348 | emergency management | 32 | 2.5K | 42 | 14 |
| 349 | Positive Psychology | 27 | 2.5K | 9 | 10 |
| 350 | Plant genetic engineering | 49 | 2.4K | 82 | 88 |
| 351 | Information Theory | 58 | 2.4K | 181 | 152 |
| 352 | Bioethics | 95 | 2.4K | 45 | 21 |
| 353 | Neuroimmunology | 45 | 2.4K | 55 | 74 |
| 354 | global environmental change | 33 | 2.4K | 98 | 89 |
| 355 | Psychoneuroimmunology | 44 | 2.4K | 44 | 66 |
| 356 | Educational Psychology | 67 | 2.3K | 194 | 211 |
| 357 | Health Education | 59 | 2.3K | 278 | 201 |
| 358 | Optical materials | 25 | 2.3K | 911 | 522 |
| 359 | Remote Sensing | 71 | 2.3K | 86 | 48 |
| 360 | Orthopedic Surgery | 50 | 2.3K | 65 | 30 |
| 361 | health services | 23 | 2.2K | 250 | 78 |
| 362 | Phylogeny | 48 | 2.2K | 66 | 87 |
| 363 | Happiness | 27 | 2.2K | 19 | 7 |
| 364 | Cardiovascular diseases | 72 | 2.2K | 192 | 188 |
| 364 | Genes | 85 | 2.2K | 44 | 58 |
| 366 | Nanoparticles | 28 | 2.2K | 463 | 226 |
| 367 | commerce | 58 | 2.2K | 96 | 197 |
| 368 | Neuropsychiatry | 49 | 2.2K | 74 | 55 |
| 369 | Dermatology | 53 | 2.2K | 288 | 222 |
| 369 | visualization | 122 | 2.2K | 70 | 70 |
| 371 | Magnetic Resonance Spectroscopy | 99 | 2.2K | 75 | 112 |
| 372 | Ethnology | 279 | 2.2K | 9 | 55 |
| 373 | human development | 60 | 2.2K | 69 | 93 |
| 374 | Exercise | 103 | 2.1K | 44 | 98 |
| 375 | Information Technology | 49 | 2.1K | 292 | 291 |
| 375 | Medicinal plants | 25 | 2.1K | 284 | 154 |
| 377 | sustainability | 11 | 2.1K | 325 | 109 |
| 378 | Environmental Management | 50 | 2.1K | 499 | 565 |
| 379 | Thrombosis | 39 | 2.1K | 181 | 159 |
| 380 | Plant Taxonomy | 41 | 2.1K | 36 | 8 |
| 381 | Microscopy | 54 | 2.1K | 120 | 92 |
| 382 | adolescence | 64 | 2.1K | 88 | 131 |
| 383 | Experimental Psychology | 25 | 2.1K | 150 | 84 |
| 384 | Chemical Engineering | 51 | 2.1K | 1260 | 1194 |
| 385 | Emotions | 46 | 2.1K | 56 | 86 |
| 386 | Chromosomes | 66 | 2.1K | 51 | 79 |
| 387 | Analytical Biochemistry | 45 | 2.0K | 204 | 159 |
| 387 | Information Science | 64 | 2.0K | 282 | 355 |
| 389 | Animal Nutrition | 110 | 2.0K | 18 | 36 |
| 390 | Development | 22 | 2.0K | 172 | 91 |
| 391 | DNA polymerases | 17 | 2.0K | 96 | 98 |
| 392 | Digital Media | 30 | 2.0K | 3 | 3 |
| 393 | Cosmochemistry | 24 | 2.0K | 205 | 80 |
| 394 | Obstetrics | 68 | 2.0K | 350 | 333 |
| 395 | optical instruments | 24 | 2.0K | 59 | 34 |
| 396 | Geriatric Psychiatry | 33 | 2.0K | 137 | 70 |
| 397 | Public opinion | 45 | 2.0K | 15 | 24 |
| 398 | enzymes | 48 | 2.0K | 180 | 158 |
| 399 | Cybernetics | 40 | 1.9K | 298 | 268 |
| 400 | Hormones | 43 | 1.9K | 207 | 198 |
| 401 | older people | 110 | 1.9K | 132 | 132 |
| 402 | Organometallic compounds | 51 | 1.9K | 163 | 124 |
| 403 | Environmental Toxicology | 28 | 1.9K | 613 | 394 |
| 404 | DNA repair | 21 | 1.9K | 43 | 12 |
| 405 | Colloids | 51 | 1.9K | 975 | 947 |
| 406 | Medical Technology | 57 | 1.9K | 114 | 128 |
| 407 | mammals | 82 | 1.9K | 41 | 55 |
| 408 | Economic Assistance | 18 | 1.9K | 170 | 90 |
| 409 | mathematical analysis | 102 | 1.9K | 264 | 215 |
| 410 | world | 16 | 1.9K | 211 | 102 |
| 411 | Bacteria | 35 | 1.8K | 20 | 40 |
| 412 | Leukemia | 38 | 1.8K | 191 | 223 |
| 413 | eye | 11 | 1.8K | 44 | 43 |
| 414 | Jurisprudence | 90 | 1.8K | 39 | 41 |
| 415 | optical phenomena | 22 | 1.8K | 5 | 3 |
| 416 | Psychosomatic Medicine | 51 | 1.8K | 76 | 104 |
| 417 | Spine | 43 | 1.8K | 88 | 105 |
| 418 | nuclear magnetic resonance | 91 | 1.8K | 79 | 130 |
| 419 | Organic Geochemistry | 19 | 1.8K | 90 | 53 |
| 419 | Food | 55 | 1.8K | 530 | 598 |
| 419 | mental processes | 31 | 1.8K | 32 | 10 |
| 422 | Mass Media | 33 | 1.8K | 96 | 9 |
| 423 | Clinical Pharmacology | 50 | 1.8K | 149 | 130 |
| 424 | Synaptic Transmission | 46 | 1.8K | 27 | 30 |
| 425 | Teaching | 39 | 1.8K | 324 | 207 |
| 426 | Retina | 8 | 1.8K | 60 | 48 |
| 427 | Climatology | 33 | 1.8K | 431 | 368 |
| 428 | Urology | 71 | 1.8K | 222 | 270 |
| 429 | calcification | 16 | 1.8K | 150 | 48 |
| 430 | Veterinary Immunology | 44 | 1.7K | 36 | 24 |
| 431 | System analysis | 53 | 1.7K | 369 | 307 |
| 432 | Organometallic chemistry | 59 | 1.7K | 222 | 133 |
| 433 | Antigens | 27 | 1.7K | 151 | 67 |
| 434 | Antibodies | 26 | 1.7K | 98 | 40 |
| 435 | vascular diseases | 33 | 1.7K | 123 | 145 |
| 436 | Wireless Communication Systems | 26 | 1.7K | 786 | 386 |
| 437 | Signal Transduction | 37 | 1.7K | 239 | 295 |
| 438 | Geographic information systems | 64 | 1.7K | 47 | 34 |
| 439 | Mental Health Services | 38 | 1.7K | 206 | 123 |
| 440 | Zoonoses | 18 | 1.7K | 23 | 5 |
| 441 | Obesity | 54 | 1.7K | 320 | 408 |
| 442 | Animal breeding | 78 | 1.7K | 64 | 73 |
| 443 | risk factors | 50 | 1.7K | 52 | 77 |
| 444 | Primary health care | 60 | 1.7K | 211 | 206 |
| 445 | Online journalism | 21 | 1.7K | 7 | 4 |
| 446 | Engineering | 64 | 1.7K | 726 | 599 |
| 447 | Environmental Chemistry | 40 | 1.7K | 328 | 501 |
| 448 | Vocational guidance | 36 | 1.6K | 186 | 176 |
| 449 | Linguistics | 157 | 1.6K | 46 | 173 |
| 450 | Systems Analysis | 40 | 1.6K | 104 | 54 |
| 451 | Insects | 44 | 1.6K | 189 | 158 |
| 452 | arthritis | 50 | 1.6K | 200 | 313 |
| 453 | Computational Chemistry | 26 | 1.6K | 86 | 108 |
| 454 | Investment analysis | 17 | 1.6K | 183 | 50 |
| 455 | Sociobiology | 12 | 1.6K | 69 | 17 |
| 456 | Political Parties | 22 | 1.5K | 17 | 5 |
| 457 | Human biology | 44 | 1.5K | 49 | 32 |
| 458 | Chemotherapy | 18 | 1.5K | 424 | 187 |
| 459 | biological factors | 45 | 1.5K | 266 | 283 |
| 460 | Family | 35 | 1.5K | 189 | 130 |
| 460 | drugs | 40 | 1.5K | 368 | 297 |
| 462 | Radiation Oncology | 46 | 1.5K | 14 | 14 |
| 463 | Lipids | 31 | 1.5K | 242 | 235 |
| 464 | Youth | 37 | 1.5K | 92 | 97 |
| 465 | Psycholinguistics | 55 | 1.5K | 121 | 206 |
| 466 | Plant Genetics | 30 | 1.5K | 98 | 144 |
| 467 | Financial Institutions | 24 | 1.5K | 11 | 7 |
| 468 | Human Geography | 67 | 1.5K | 108 | 166 |
| 468 | Photonics | 17 | 1.5K | 814 | 490 |
| 470 | Group decision making | 30 | 1.5K | 42 | 31 |
| 471 | Altitude Sickness | 38 | 1.5K | 6 | 5 |
| 471 | Altitude | 38 | 1.5K | 6 | 5 |
| 473 | Public Choice | 29 | 1.5K | 33 | 25 |
| 474 | China | 53 | 1.4K | 466 | 365 |
| 475 | Organizational Behavior | 26 | 1.4K | 90 | 136 |
| 476 | Health Services Research | 53 | 1.4K | 229 | 244 |
| 477 | Alzheimer's disease | 65 | 1.4K | 196 | 197 |
| 478 | Hippocampus | 22 | 1.4K | 39 | 45 |
| 479 | Bioenergetics | 29 | 1.4K | 146 | 139 |
| 480 | Energy metabolism | 28 | 1.4K | 131 | 127 |
| 481 | food technology | 38 | 1.4K | 581 | 535 |
| 482 | Database Management | 51 | 1.4K | 96 | 141 |
| 483 | Biopharmaceutics | 20 | 1.4K | 278 | 144 |
| 484 | cell membrane | 24 | 1.4K | 139 | 119 |
| 485 | environmental protection | 35 | 1.4K | 869 | 850 |
| 486 | free radicals | 27 | 1.4K | 313 | 365 |
| 487 | Kidney diseases | 38 | 1.4K | 126 | 126 |
| 488 | Immunopathology | 46 | 1.4K | 205 | 246 |
| 489 | Philosophy | 132 | 1.3K | 147 | 157 |
| 490 | labor | 7 | 1.3K | 151 | 31 |
| 491 | Rheumatology | 36 | 1.3K | 200 | 276 |
| 492 | working class | 5 | 1.3K | 104 | 31 |
| 493 | Adolescent Psychology | 30 | 1.3K | 162 | 153 |
| 494 | Clinical Immunology | 32 | 1.3K | 218 | 188 |
| 495 | Marine Biology | 42 | 1.3K | 651 | 628 |
| 496 | Radiology | 50 | 1.3K | 184 | 140 |
| 496 | Nanostructures | 16 | 1.3K | 745 | 462 |
| 498 | Nephrology | 32 | 1.3K | 96 | 106 |
| 499 | Physical Therapy | 19 | 1.3K | 390 | 240 |
| 500 | drug resistance | 57 | 1.3K | 10 | 55 |
| 501 | polymerization | 30 | 1.2K | 1345 | 999 |
| 502 | Water pollution | 32 | 1.2K | 776 | 805 |
| 503 | Regional Planning | 53 | 1.2K | 213 | 292 |
| 504 | Neurosurgery | 22 | 1.2K | 255 | 187 |
| 504 | Clinical Biochemistry | 37 | 1.2K | 168 | 179 |
| 506 | Inflammation | 21 | 1.2K | 259 | 212 |
| 507 | Drug design | 32 | 1.2K | 230 | 231 |
| 508 | income distribution | 7 | 1.2K | 47 | 21 |
| 509 | Bibliometrics | 19 | 1.2K | 18 | 15 |
| 510 | Ecological Genetics | 35 | 1.2K | 40 | 20 |
| 511 | Audiology | 48 | 1.2K | 116 | 138 |
| 512 | Nonlinear Dynamics | 47 | 1.2K | 505 | 523 |
| 513 | Computer Science | 35 | 1.2K | 342 | 185 |
| 514 | Protein engineering | 24 | 1.2K | 18 | 24 |
| 515 | Substance Abuse | 36 | 1.2K | 297 | 262 |
| 516 | molecular design | 24 | 1.2K | 20 | 23 |
| 517 | DNA | 26 | 1.2K | 38 | 22 |
| 518 | alcoholism | 45 | 1.2K | 266 | 335 |
| 519 | Cosmology | 21 | 1.2K | 143 | 104 |
| 520 | computer networks | 39 | 1.1K | 539 | 535 |
| 521 | Health promotion | 18 | 1.1K | 343 | 203 |
| 522 | Plant Biotechnology | 17 | 1.1K | 187 | 104 |
| 523 | Oceanography | 40 | 1.1K | 422 | 489 |
| 524 | Crystallography | 117 | 1.1K | 69 | 164 |
| 525 | Elections | 46 | 1.1K | 20 | 36 |
| 525 | Steroids | 29 | 1.1K | 190 | 147 |
| 527 | Ethics | 73 | 1.1K | 35 | 73 |
| 528 | Light | 12 | 1.1K | 406 | 388 |
| 529 | Corporate governance | 16 | 1.1K | 82 | 38 |
| 530 | feeding behavior | 28 | 1.1K | 138 | 150 |
| 531 | Environmental Geology | 32 | 1.1K | 276 | 274 |
| 532 | Quality Control | 27 | 1.1K | 323 | 241 |
| 532 | Transportation | 13 | 1.1K | 733 | 398 |
| 534 | sex differences | 4 | 1.1K | 78 | 7 |
| 535 | Physical organic chemistry | 47 | 1.1K | 158 | 197 |
| 536 | Oral Medicine | 46 | 1.1K | 42 | 22 |
| 537 | Signal Processing | 36 | 1.1K | 714 | 727 |
| 538 | Appetite | 27 | 1.1K | 100 | 118 |
| 539 | cell interaction | 23 | 1.1K | 230 | 201 |
| 540 | food handling | 26 | 1.1K | 130 | 121 |
| 540 | Dementia | 57 | 1.1K | 207 | 207 |
| 542 | Human-Computer Interaction | 42 | 1.1K | 166 | 241 |
| 542 | Personality Assessment | 34 | 1.1K | 84 | 133 |
| 544 | drug evaluation | 45 | 1.1K | 106 | 144 |
| 545 | Mechanics | 21 | 1.1K | 366 | 163 |
| 546 | International Finance | 42 | 1.1K | 269 | 349 |
| 547 | Social policy | 24 | 1.1K | 229 | 108 |
| 548 | Elderly | 86 | 1.1K | 125 | 96 |
| 549 | Developmental Neurobiology | 26 | 1.0K | 49 | 32 |
| 550 | Astrocytes | 18 | 1.0K | 98 | 127 |
| 551 | analysis | 19 | 1.0K | 93 | 73 |
| 552 | Cartography | 54 | 1.0K | 15 | 10 |
| 552 | Microelectronics | 27 | 1.0K | 517 | 543 |
| 554 | Automation | 10 | 1.0K | 1252 | 709 |
| 555 | Humanities | 29 | 997 | 260 | 82 |
| 556 | glycoproteins | 30 | 996 | 51 | 64 |
| 556 | Glycoconjugates | 30 | 996 | 51 | 64 |
| 556 | glycolipids | 30 | 996 | 51 | 64 |
| 559 | health planning | 39 | 992 | 395 | 344 |
| 560 | collagen | 11 | 989 | 78 | 55 |
| 561 | Landslides | 16 | 986 | 38 | 34 |
| 562 | Functional Analysis | 38 | 980 | 253 | 199 |
| 563 | X-rays | 27 | 979 | 47 | 23 |
| 564 | Consciousness | 20 | 978 | 79 | 64 |
| 565 | Autoimmunity | 10 | 977 | 320 | 189 |
| 566 | Extracellular matrix | 10 | 975 | 78 | 55 |
| 567 | Welfare Economics | 17 | 974 | 116 | 66 |
| 567 | environmental indicators | 24 | 974 | 200 | 218 |
| 569 | Forest Ecology | 23 | 971 | 268 | 252 |
| 570 | Birds | 42 | 963 | 223 | 188 |
| 571 | medical education | 45 | 955 | 295 | 341 |
| 572 | Criminology | 47 | 951 | 161 | 190 |
| 573 | Fisheries | 25 | 943 | 429 | 370 |
| 574 | European Union | 25 | 940 | 11 | 18 |
| 575 | Social Media | 7 | 931 | 33 | 7 |
| 575 | Environmental pollutants | 26 | 931 | 579 | 590 |
| 577 | Industrial Policy | 18 | 928 | 98 | 73 |
| 578 | Ornithology | 40 | 926 | 160 | 141 |
| 579 | Mycology | 29 | 919 | 397 | 427 |
| 580 | rare diseases | 26 | 917 | 101 | 109 |
| 581 | Electrophoresis | 22 | 915 | 462 | 333 |
| 582 | gastrointestinal tract | 9 | 905 | 112 | 59 |
| 583 | sexual behavior | 27 | 904 | 111 | 136 |
| 584 | counseling | 25 | 899 | 387 | 290 |
| 585 | Well-being | 32 | 891 | 1 | 5 |
| 586 | Communication in medicine | 11 | 890 | 219 | 90 |
| 587 | Soil ecology | 13 | 887 | 279 | 178 |
| 588 | Microbial Genetics | 16 | 885 | 63 | 69 |
| 589 | internet | 23 | 880 | 422 | 395 |
| 590 | Forest Management | 20 | 876 | 288 | 247 |
| 591 | Databases | 24 | 874 | 92 | 95 |
| 592 | Fungi | 22 | 873 | 273 | 327 |
| 593 | drug addiction | 35 | 867 | 241 | 321 |
| 594 | Differential Equations | 19 | 866 | 350 | 158 |
| 595 | Mineralogy | 16 | 864 | 567 | 418 |
| 596 | Pharmacogenetics | 30 | 863 | 152 | 215 |
| 597 | Eating Disorders | 28 | 853 | 175 | 207 |
| 597 | Feeding and Eating Disorders | 28 | 853 | 163 | 197 |
| 599 | Asia | 131 | 852 | 112 | 403 |
| 600 | Law | 35 | 851 | 231 | 120 |
| 600 | Pharmaceutical Technology | 15 | 851 | 607 | 384 |
| 600 | nuclear astrophysics | 15 | 851 | 153 | 115 |
| 603 | race relations | 18 | 847 | 158 | 71 |
| 604 | Information society | 4 | 840 | 87 | 3 |
| 605 | nuclear magnetic resonance spectroscopy | 32 | 839 | 102 | 112 |
| 606 | Vision | 21 | 838 | 205 | 207 |
| 607 | Atmospheric Physics | 18 | 833 | 584 | 508 |
| 608 | cloning | 18 | 831 | 140 | 227 |
| 609 | Flow cytometry | 14 | 830 | 81 | 36 |
| 610 | Biogeochemical cycles | 4 | 827 | 321 | 203 |
| 611 | Industrial Microbiology | 19 | 818 | 618 | 646 |
| 612 | motivation | 26 | 817 | 36 | 75 |
| 612 | Emotion | 26 | 817 | 7 | 40 |
| 614 | Cognitive Therapy | 15 | 814 | 201 | 120 |
| 615 | Political Psychology | 15 | 813 | 105 | 97 |
| 615 | Chromatographic analysis | 20 | 813 | 608 | 332 |
| 617 | Molecular Pharmacology | 16 | 811 | 232 | 219 |
| 618 | Environmental Law | 14 | 810 | 383 | 452 |
| 619 | Operations Research | 52 | 809 | 432 | 698 |
| 620 | Wildlife management | 27 | 806 | 112 | 83 |
| 621 | Superconductors | 26 | 803 | 252 | 148 |
| 622 | Oxidation-reduction | 18 | 802 | 211 | 349 |
| 623 | Solar System | 18 | 801 | 282 | 239 |
| 624 | families | 25 | 800 | 201 | 156 |
| 625 | Nonlinear functional analysis | 23 | 796 | 288 | 149 |
| 625 | Chromatography | 18 | 796 | 540 | 296 |
| 625 | behavior therapy | 14 | 796 | 340 | 255 |
| 628 | phytopathogenic bacteria | 15 | 795 | 57 | 74 |
| 628 | Respiratory system | 18 | 795 | 127 | 114 |
| 630 | Energy Policy | 19 | 793 | 1047 | 1128 |
| 630 | atmospheric models | 15 | 793 | 255 | 228 |
| 632 | Environmental Psychology | 14 | 792 | 73 | 105 |
| 633 | RNA | 17 | 786 | 125 | 142 |
| 634 | Political Participation | 30 | 785 | 30 | 53 |
| 634 | Social interaction | 24 | 785 | 38 | 57 |
| 636 | Animal genetics | 44 | 782 | 84 | 131 |
| 636 | Thorax | 8 | 782 | 193 | 109 |
| 638 | Ethnic relations | 15 | 781 | 162 | 38 |
| 639 | International Relations | 32 | 776 | 227 | 205 |
| 640 | Microeconomics | 25 | 774 | 44 | 71 |
| 640 | public opinion polls | 15 | 774 | 12 | 2 |
| 642 | fuel cells | 8 | 773 | 756 | 494 |
| 643 | Ethnic Conflict | 13 | 767 | 68 | 26 |
| 643 | forced migration | 13 | 767 | 68 | 26 |
| 645 | energy resources | 16 | 762 | 481 | 628 |
| 646 | election law | 26 | 761 | 30 | 44 |
| 646 | Voting | 26 | 761 | 27 | 43 |
| 648 | Infection control | 38 | 756 | 8 | 20 |
| 649 | pain management | 32 | 749 | 70 | 104 |
| 650 | Pharmacy | 17 | 748 | 789 | 602 |
| 651 | Foodborne diseases | 15 | 746 | 50 | 24 |
| 652 | gene transfer | 8 | 733 | 86 | 23 |
| 652 | genetic transformation | 8 | 733 | 86 | 23 |
| 654 | software | 19 | 727 | 232 | 247 |
| 655 | freshwater biology | 16 | 725 | 266 | 213 |
| 656 | Industrial Organization | 13 | 723 | 73 | 42 |
| 657 | Culture | 17 | 720 | 353 | 146 |
| 658 | pollutants | 17 | 717 | 643 | 620 |
| 659 | Structure-activity relationship | 4 | 716 | 169 | 68 |
| 660 | Anxiety Disorders | 12 | 712 | 196 | 218 |
| 660 | histological techniques | 14 | 712 | 235 | 224 |
| 660 | Anxiety | 12 | 712 | 198 | 217 |
| 663 | Muscles | 21 | 710 | 204 | 251 |
| 664 | Adhesion | 90 | 708 | 2 | 54 |
| 664 | adhesives | 90 | 708 | 5 | 55 |
| 666 | Cytokine | 11 | 705 | 98 | 99 |
| 667 | Informatics | 21 | 703 | 150 | 175 |
| 668 | Parenteral nutrition | 11 | 700 | 406 | 332 |
| 669 | Plant breeding | 14 | 697 | 227 | 132 |
| 669 | environmental exposure | 17 | 697 | 649 | 589 |
| 671 | peace | 24 | 696 | 97 | 139 |
| 672 | mutation | 27 | 693 | 77 | 153 |
| 673 | Carbohydrates | 19 | 690 | 73 | 102 |
| 674 | Communication in politics | 18 | 687 | 15 | 20 |
| 674 | Biomolecules | 3 | 687 | 430 | 122 |
| 676 | Community Psychiatry | 28 | 686 | 194 | 269 |
| 677 | Algebra | 47 | 683 | 283 | 194 |
| 677 | Enteral nutrition | 10 | 683 | 350 | 271 |
| 679 | Neuroendocrinology | 7 | 682 | 38 | 56 |
| 680 | Oligosaccharide | 16 | 677 | 54 | 72 |
| 681 | Personality Disorders | 12 | 672 | 82 | 59 |
| 682 | Carcinogenesis | 23 | 671 | 206 | 303 |
| 682 | cytokines | 12 | 671 | 469 | 365 |
| 684 | Transportation Engineering | 4 | 669 | 248 | 71 |
| 684 | Transport | 4 | 669 | 489 | 156 |
| 686 | Comparative Psychology | 16 | 667 | 18 | 38 |
| 687 | economic conditions | 16 | 666 | 134 | 132 |
| 688 | Green Chemistry | 16 | 664 | 709 | 796 |
| 689 | Randomized Controlled Trials | 51 | 661 | 101 | 152 |
| 690 | polar regions | 21 | 659 | 135 | 122 |
| 691 | Sexual health | 23 | 655 | 142 | 152 |
| 692 | Strategic planning | 13 | 652 | 223 | 187 |
| 693 | language | 38 | 647 | 109 | 250 |
| 694 | Nanobiotechnology | 9 | 646 | 131 | 132 |
| 695 | Mountains | 27 | 645 | 25 | 14 |
| 696 | Veterinary Pathology | 37 | 642 | 27 | 33 |
| 696 | natural products | 13 | 642 | 812 | 447 |
| 698 | Otolaryngology | 15 | 641 | 173 | 128 |
| 699 | health services accessibility | 16 | 640 | 278 | 219 |
| 699 | soil conservation | 13 | 640 | 220 | 139 |
| 701 | violence | 22 | 639 | 282 | 322 |
| 702 | recreation | 14 | 634 | 242 | 121 |
| 703 | psychophysics | 11 | 632 | 134 | 43 |
| 704 | Natural resources | 14 | 631 | 265 | 236 |
| 705 | sports administration | 19 | 626 | 35 | 35 |
| 706 | Public Administration | 25 | 625 | 379 | 355 |
| 707 | Human Capital | 15 | 623 | 31 | 23 |
| 708 | Immunogenetics | 7 | 619 | 351 | 145 |
| 709 | Antibacterial agents | 20 | 614 | 108 | 163 |
| 710 | Economic Thought | 8 | 610 | 138 | 134 |
| 711 | Soil fertility | 7 | 609 | 159 | 100 |
| 712 | Autonomous robots | 7 | 608 | 74 | 42 |
| 713 | Quantum theory | 26 | 606 | 254 | 261 |
| 714 | Nutrition physiology | 24 | 604 | 118 | 216 |
| 715 | Magnetic Resonance Imaging | 16 | 602 | 114 | 93 |
| 716 | hazard mitigation | 11 | 601 | 327 | 204 |
| 717 | Sedimentary rocks | 6 | 597 | 404 | 170 |
| 717 | Cell communication | 15 | 597 | 110 | 163 |
| 719 | international cooperation | 15 | 595 | 170 | 155 |
| 720 | catalytic activity | 11 | 592 | 268 | 207 |
| 720 | crime | 26 | 592 | 152 | 171 |
| 722 | heredity | 27 | 588 | 92 | 118 |
| 723 | Meteorites | 12 | 587 | 466 | 475 |
| 724 | Insect biochemistry | 7 | 586 | 227 | 135 |
| 725 | Quantitative Research | 5 | 585 | 159 | 76 |
| 725 | Toxins | 14 | 585 | 241 | 165 |
| 727 | Chemical Ecology | 13 | 573 | 175 | 157 |
| 728 | Lung Transplantation | 17 | 569 | 116 | 137 |
| 728 | Heart transplantation | 17 | 569 | 116 | 137 |
| 730 | Ore deposits | 4 | 566 | 455 | 164 |
| 731 | Labor Supply | 11 | 565 | 4 | 4 |
| 732 | city planning | 26 | 563 | 425 | 509 |
| 733 | wildlife diseases | 19 | 562 | 9 | 5 |
| 734 | Interferons | 10 | 561 | 66 | 29 |
| 735 | Landscape Ecology | 20 | 559 | 71 | 150 |
| 736 | Leadership | 12 | 557 | 150 | 219 |
| 737 | pheromones | 11 | 556 | 175 | 148 |
| 738 | Land use | 12 | 553 | 460 | 358 |
| 739 | Speech | 21 | 552 | 260 | 336 |
| 740 | mutagens | 18 | 551 | 209 | 315 |
| 741 | actuators | 14 | 550 | 998 | 937 |
| 741 | transducers | 14 | 550 | 998 | 937 |
| 743 | Archaeology | 27 | 549 | 388 | 369 |
| 744 | Agricultural Chemistry | 14 | 545 | 965 | 867 |
| 745 | Energy Conversion | 8 | 542 | 731 | 720 |
| 746 | Melanoma | 8 | 541 | 61 | 34 |
| 746 | carcinogens | 18 | 541 | 243 | 352 |
| 748 | exobiology | 4 | 538 | 217 | 111 |
| 749 | Multivariate Analysis | 13 | 537 | 193 | 131 |
| 749 | Electrochemistry | 35 | 537 | 1329 | 1494 |
| 751 | Psychometrics | 26 | 533 | 86 | 162 |
| 751 | venom | 13 | 533 | 228 | 170 |
| 753 | Demography | 20 | 527 | 148 | 207 |
| 753 | Stochastic Processes | 25 | 527 | 150 | 136 |
| 755 | Chronobiology | 10 | 525 | 146 | 85 |
| 755 | biological clocks | 10 | 525 | 146 | 85 |
| 755 | circadian rhythm | 10 | 525 | 146 | 85 |
| 755 | biological rhythms | 10 | 525 | 131 | 83 |
| 759 | Food additives | 12 | 523 | 442 | 431 |
| 759 | Malaria | 15 | 523 | 203 | 189 |
| 759 | Uncertainty | 19 | 523 | 12 | 45 |
| 762 | NMR | 19 | 518 | 89 | 51 |
| 762 | magnetic resonance | 19 | 518 | 88 | 55 |
| 764 | international trade | 17 | 517 | 147 | 176 |
| 764 | Algae | 12 | 517 | 333 | 282 |
| 764 | Japan | 32 | 517 | 312 | 350 |
| 767 | warfare | 12 | 514 | 95 | 114 |
| 768 | Mobile Computing | 19 | 513 | 317 | 333 |
| 768 | Social History | 27 | 513 | 69 | 44 |
| 770 | Radiography | 22 | 512 | 196 | 392 |
| 771 | Political Geography | 19 | 509 | 56 | 73 |
| 772 | Circadian rhythms | 9 | 508 | 107 | 79 |
| 773 | Organelle biogenesis | 11 | 505 | 53 | 38 |
| 774 | Employee selection | 19 | 503 | 10 | 20 |
| 775 | Developmental Disabilities | 12 | 496 | 429 | 428 |
| 775 | DNS | 8 | 496 | 198 | 93 |
| 777 | Patient education | 13 | 493 | 213 | 230 |
| 778 | Physical Geography | 8 | 491 | 219 | 117 |
| 779 | Dentistry | 23 | 490 | 169 | 153 |
| 780 | Electrophysiology | 15 | 488 | 352 | 266 |
| 781 | Speech Disorders | 15 | 485 | 410 | 383 |
| 782 | Cell division | 6 | 484 | 195 | 94 |
| 782 | War and Society | 12 | 484 | 77 | 101 |
| 784 | Antioxidants | 10 | 483 | 332 | 411 |
| 785 | Organizational change | 11 | 482 | 263 | 189 |
| 785 | Population | 28 | 482 | 141 | 301 |
| 787 | big data | 9 | 481 | 195 | 127 |
| 788 | Adolescent Medicine | 8 | 477 | 265 | 342 |
| 788 | Metallurgy | 6 | 477 | 1571 | 816 |
| 790 | Behavioral Genetics | 11 | 476 | 92 | 89 |
| 791 | Law and Economics | 16 | 474 | 61 | 28 |
| 792 | Neuropharmacology | 16 | 471 | 155 | 183 |
| 793 | Occupational Health | 13 | 470 | 360 | 268 |
| 793 | Palliative Care | 27 | 470 | 156 | 205 |
| 795 | sex crimes | 16 | 469 | 195 | 181 |
| 795 | sports injuries | 39 | 469 | 31 | 79 |
| 797 | Atomic spectroscopy | 24 | 468 | 313 | 360 |
| 798 | Radioisotopes | 33 | 467 | 167 | 202 |
| 799 | Geometry | 39 | 462 | 213 | 196 |
| 799 | Structural dynamics | 12 | 462 | 448 | 475 |
| 801 | individual differences | 13 | 461 | 71 | 102 |
| 802 | Leisure | 4 | 460 | 277 | 93 |
| 803 | Development Economics | 8 | 458 | 167 | 104 |
| 804 | Telecommunication Systems | 6 | 453 | 1169 | 442 |
| 805 | Cognitive Psychology | 13 | 451 | 116 | 70 |
| 805 | Bipolar Disorder | 12 | 451 | 121 | 143 |
| 807 | Social Change | 14 | 450 | 337 | 576 |
| 807 | disease outbreaks | 18 | 450 | 122 | 195 |
| 807 | Epidemics | 18 | 450 | 117 | 194 |
| 810 | Tourism | 13 | 447 | 705 | 824 |
| 810 | Plant tissue culture | 8 | 447 | 362 | 199 |
| 812 | Music | 18 | 446 | 236 | 168 |
| 812 | Hemodynamics | 11 | 446 | 263 | 333 |
| 812 | Ecosystem management | 16 | 446 | 192 | 245 |
| 815 | Sustainable Engineering | 13 | 445 | 706 | 768 |
| 815 | Educational Technology | 21 | 445 | 431 | 576 |
| 815 | Depression | 4 | 445 | 253 | 197 |
| 815 | Multimedia Systems | 13 | 445 | 800 | 533 |
| 819 | Cerebrospinal fluid | 19 | 442 | 10 | 28 |
| 820 | Ecophysiology | 10 | 438 | 38 | 17 |
| 820 | Plant cell culture | 6 | 438 | 381 | 198 |
| 822 | Atmospheric Chemistry | 10 | 435 | 461 | 535 |
| 823 | Organizational Sociology | 4 | 429 | 303 | 109 |
| 824 | Psychiatric Epidemiology | 15 | 427 | 126 | 188 |
| 825 | kidney | 6 | 424 | 29 | 28 |
| 825 | Autism | 13 | 424 | 254 | 314 |
| 827 | Neural circuitry | 19 | 423 | 686 | 928 |
| 828 | land degradation | 6 | 422 | 266 | 108 |
| 828 | degradation | 6 | 422 | 266 | 108 |
| 830 | occupational diseases | 13 | 420 | 281 | 302 |
| 830 | dietary supplements | 13 | 420 | 246 | 266 |
| 832 | Online social networks | 18 | 419 | 23 | 43 |
| 832 | Germany | 68 | 419 | 43 | 50 |
| 834 | Behavioral research | 19 | 418 | 55 | 62 |
| 835 | complementary therapies | 24 | 417 | 316 | 518 |
| 836 | Asthma | 12 | 413 | 197 | 147 |
| 836 | Philosophy of Mind | 9 | 413 | 90 | 51 |
| 838 | Microcirculation | 9 | 412 | 193 | 135 |
| 838 | drug abuse | 17 | 412 | 179 | 167 |
| 840 | Systems Engineering | 7 | 411 | 1468 | 868 |
| 841 | Mass Spectrometry | 17 | 410 | 424 | 443 |
| 842 | environmental issues | 10 | 401 | 122 | 118 |
| 843 | Neurolinguistics | 13 | 400 | 141 | 215 |
| 843 | Radiation | 17 | 400 | 846 | 731 |
| 845 | Alternative Medicine | 21 | 399 | 331 | 519 |
| 845 | planning | 6 | 399 | 459 | 153 |
| 847 | Nursing | 19 | 397 | 652 | 555 |
| 848 | Small Business | 10 | 396 | 343 | 544 |
| 849 | Evolutionary Genetics | 17 | 393 | 91 | 167 |
| 849 | Molecular Epidemiology | 17 | 393 | 91 | 167 |
| 851 | Transgenic plants | 11 | 391 | 122 | 141 |
| 852 | Neuromuscular diseases | 12 | 388 | 231 | 243 |
| 852 | industrial relations | 22 | 388 | 224 | 248 |
| 854 | Medical Imaging | 12 | 386 | 106 | 93 |
| 855 | Government policy | 6 | 382 | 80 | 57 |
| 856 | mental health promotion | 15 | 380 | 32 | 42 |
| 857 | chromatin | 4 | 379 | 71 | 52 |
| 857 | Women's health | 22 | 379 | 281 | 393 |
| 859 | Molecular recognition | 7 | 378 | 58 | 30 |
| 860 | amino acids | 4 | 376 | 457 | 176 |
| 860 | Australia | 26 | 376 | 403 | 563 |
| 862 | Quantum Optics | 16 | 373 | 313 | 292 |
| 863 | European integration | 12 | 371 | 81 | 87 |
| 863 | European Economic Community | 12 | 371 | 81 | 87 |
| 865 | corporate culture | 6 | 367 | 60 | 38 |
| 866 | Superconductivity | 8 | 366 | 233 | 118 |
| 866 | Multiple sclerosis | 24 | 366 | 89 | 104 |
| 866 | Pregnancy | 12 | 366 | 282 | 268 |
| 869 | Combinatorial chemistry | 14 | 363 | 236 | 400 |
| 870 | Artificial Organs | 12 | 362 | 237 | 170 |
| 870 | Soft Condensed Matter | 9 | 362 | 583 | 496 |
| 872 | Political Sociology | 10 | 361 | 206 | 181 |
| 872 | Memory disorders | 12 | 361 | 72 | 89 |
| 874 | Seaweed | 5 | 360 | 422 | 286 |
| 875 | Emergency Medicine | 19 | 356 | 409 | 387 |
| 876 | Functional Genomics | 5 | 352 | 160 | 127 |
| 876 | Open Access Publishing | 8 | 352 | 48 | 25 |
| 878 | Pharmacokinetics | 6 | 351 | 520 | 369 |
| 879 | Sustainable agriculture | 6 | 350 | 414 | 274 |
| 879 | Neurotransmitters | 15 | 350 | 158 | 171 |
| 881 | Oxidative stress | 11 | 349 | 301 | 596 |
| 882 | Trace elements | 15 | 346 | 34 | 97 |
| 883 | Vocational Education | 25 | 345 | 96 | 169 |
| 884 | Hemostasis | 13 | 344 | 278 | 260 |
| 885 | Discourse Analysis | 8 | 341 | 177 | 125 |
| 885 | blood transfusion | 9 | 341 | 285 | 208 |
| 887 | Synapses | 3 | 339 | 239 | 108 |
| 888 | Agronomy | 5 | 337 | 284 | 254 |
| 889 | Mechatronics | 8 | 335 | 483 | 377 |
| 889 | Africa | 20 | 335 | 423 | 374 |
| 891 | at-risk youth | 1 | 334 | 159 | 51 |
| 892 | Paleobiology | 19 | 333 | 54 | 40 |
| 893 | Laser Spectroscopy | 13 | 332 | 316 | 276 |
| 894 | Horticulture | 2 | 331 | 894 | 218 |
| 894 | Economic planning | 4 | 331 | 424 | 155 |
| 896 | Family Therapy | 10 | 330 | 362 | 255 |
| 896 | Blood vessels | 6 | 330 | 202 | 113 |
| 896 | Bacterial diseases | 8 | 330 | 70 | 79 |
| 899 | Macroeconomics | 8 | 327 | 163 | 94 |
| 900 | Marriage | 8 | 326 | 261 | 177 |
| 901 | Kinetics | 11 | 325 | 149 | 104 |
| 902 | Metals | 4 | 324 | 1706 | 989 |
| 903 | Endocrine glands | 5 | 322 | 160 | 199 |
| 903 | Sarcopenia | 9 | 322 | 123 | 234 |
| 903 | Molecular Spectroscopy | 21 | 322 | 588 | 825 |
| 906 | Hearing | 17 | 320 | 223 | 261 |
| 906 | child abuse | 15 | 320 | 296 | 441 |
| 908 | Plasma chemistry | 9 | 319 | 169 | 135 |
| 908 | Oligosaccharides | 14 | 319 | 38 | 66 |
| 910 | Photochemistry | 16 | 317 | 632 | 803 |
| 910 | insurance | 30 | 317 | 53 | 106 |
| 912 | children | 12 | 316 | 160 | 235 |
| 913 | Animal | 16 | 314 | 16 | 24 |
| 914 | organizational effectiveness | 8 | 310 | 161 | 128 |
| 915 | Social problems | 17 | 309 | 174 | 318 |
| 916 | Geopolitics | 14 | 308 | 42 | 47 |
| 917 | Urban Planning | 2 | 307 | 503 | 171 |
| 918 | Cardiovascular Pharmacology | 11 | 306 | 52 | 67 |
| 919 | Money | 7 | 305 | 138 | 117 |
| 920 | voice | 11 | 304 | 174 | 149 |
| 920 | biopolymers | 8 | 304 | 666 | 585 |
| 922 | Entrepreneurship | 7 | 303 | 597 | 680 |
| 923 | Computational Linguistics | 15 | 302 | 74 | 58 |
| 923 | research and development | 5 | 302 | 216 | 164 |
| 925 | Intelligence | 18 | 298 | 49 | 148 |
| 926 | Antiviral agents | 13 | 297 | 74 | 103 |
| 927 | Autoantibodies | 7 | 295 | 303 | 301 |
| 927 | Autoimmune diseases | 7 | 295 | 344 | 334 |
| 929 | Financial Engineering | 4 | 293 | 67 | 17 |
| 930 | Child welfare | 12 | 292 | 438 | 444 |
| 931 | Neuroplasticity | 7 | 291 | 78 | 82 |
| 932 | Geobiology | 16 | 290 | 113 | 200 |
| 933 | Aquatic ecology | 12 | 289 | 381 | 409 |
| 934 | toxicity testing | 9 | 288 | 210 | 218 |
| 935 | health behavior | 9 | 287 | 460 | 439 |
| 935 | Vaccination | 4 | 287 | 164 | 77 |
| 937 | Periodontics | 8 | 286 | 18 | 14 |
| 937 | neuronal plasticity | 6 | 286 | 23 | 41 |
| 937 | Cell surface receptors | 9 | 286 | 16 | 9 |
| 940 | transgenic organisms | 8 | 284 | 58 | 87 |
| 940 | transgenic animals | 8 | 284 | 53 | 84 |
| 940 | Credit | 5 | 284 | 41 | 29 |
| 943 | Health Services Administration | 5 | 283 | 687 | 413 |
| 944 | Genetic variation | 6 | 282 | 50 | 19 |
| 945 | Evolutionary Computation | 3 | 281 | 467 | 345 |
| 945 | Scandinavia | 21 | 281 | 115 | 215 |
| 945 | drug control | 13 | 281 | 111 | 145 |
| 948 | Social Issues | 8 | 280 | 118 | 125 |
| 948 | monoclonal antibodies | 11 | 280 | 58 | 57 |
| 948 | income | 2 | 280 | 207 | 53 |
| 948 | Input-output analysis | 2 | 280 | 303 | 89 |
| 948 | Wealth | 2 | 280 | 207 | 53 |
| 948 | Sites | 6 | 280 | 364 | 342 |
| 954 | Aggression | 10 | 278 | 204 | 294 |
| 954 | Gastrointestinal diseases | 10 | 278 | 228 | 199 |
| 956 | Radiochemistry | 6 | 277 | 665 | 296 |
| 956 | nursing ethics | 12 | 277 | 41 | 78 |
| 958 | Energy Storage | 7 | 276 | 772 | 706 |
| 958 | Industrial Ecology | 3 | 276 | 164 | 113 |
| 960 | technology transfer | 4 | 275 | 178 | 107 |
| 961 | epilepsy | 16 | 272 | 297 | 401 |
| 961 | Geodesy | 4 | 272 | 636 | 287 |
| 961 | Crystallization | 14 | 272 | 137 | 131 |
| 961 | Socialization | 9 | 272 | 259 | 350 |
| 965 | Immunochemistry | 11 | 270 | 390 | 411 |
| 966 | innovation | 8 | 269 | 325 | 520 |
| 967 | Electrical Engineering | 20 | 265 | 1319 | 1249 |
| 967 | Simulation Methods | 6 | 265 | 652 | 352 |
| 967 | moral development | 3 | 265 | 93 | 27 |
| 970 | Genetic algorithms | 2 | 264 | 407 | 284 |
| 970 | Performance | 5 | 264 | 205 | 165 |
| 972 | Urban Policy | 7 | 263 | 488 | 440 |
| 973 | biocatalysis | 4 | 261 | 126 | 283 |
| 973 | Homogeneous catalysis | 4 | 261 | 126 | 283 |
| 973 | Heterogeneous catalysis | 4 | 261 | 126 | 283 |
| 976 | Social work | 12 | 259 | 645 | 546 |
| 977 | Cryptography | 19 | 258 | 131 | 150 |
| 978 | Information Systems | 7 | 257 | 861 | 684 |
| 979 | Geriatric Pharmacology | 3 | 256 | 255 | 123 |
| 979 | Petrology | 8 | 256 | 595 | 605 |
| 979 | Developmental Immunology | 5 | 256 | 421 | 341 |
| 979 | foreign exchange | 10 | 256 | 106 | 209 |
| 979 | body temperature | 12 | 256 | 118 | 159 |
| 984 | Environmental Education | 7 | 255 | 154 | 148 |
| 984 | technical education | 19 | 255 | 129 | 236 |
| 986 | Adult Education | 5 | 253 | 433 | 152 |
| 987 | Smoking | 16 | 252 | 249 | 449 |
| 988 | Dynamics | 13 | 251 | 742 | 654 |
| 988 | Biofilms | 7 | 251 | 40 | 89 |
| 990 | Herpetology | 8 | 250 | 138 | 55 |
| 990 | Chemical processes | 1 | 250 | 982 | 211 |
| 990 | Reptiles | 8 | 250 | 113 | 48 |
| 990 | extraterrestrial environment | 11 | 250 | 210 | 188 |
| 994 | Chemical kinetics | 5 | 248 | 570 | 124 |
| 995 | Protozoa | 6 | 247 | 249 | 205 |
| 996 | Drug delivery systems | 7 | 245 | 980 | 1031 |
| 997 | Pediatric Rheumatology | 6 | 242 | 116 | 65 |
| 998 | musculoskeletal system | 10 | 241 | 30 | 62 |
| 999 | Epigenetics | 13 | 240 | 19 | 43 |
| 999 | Epigenomics | 13 | 240 | 18 | 42 |