| 1 | Biology | 2,329 | 225.0K | 101 | 105 |
| 2 | Science | 2,776 | 221.0K | 82 | 111 |
| 3 | Physics | 2,600 | 214.4K | 143 | 138 |
| 4 | Chemistry | 2,508 | 203.1K | 125 | 71 |
| 5 | Medicine | 3,050 | 191.1K | 68 | 67 |
| 6 | Psychiatry | 2,384 | 153.2K | 10 | 13 |
| 7 | Ecology | 1,578 | 115.1K | 45 | 48 |
| 8 | Neurology | 1,480 | 99.3K | 98 | 95 |
| 9 | Research | 2,220 | 96.1K | 59 | 57 |
| 10 | Materials | 1,909 | 93.7K | 64 | 72 |
| 11 | Microbiology | 1,212 | 90.5K | 90 | 77 |
| 12 | Public Health | 1,899 | 90.2K | 21 | 28 |
| 13 | Natural history | 450 | 87.1K | 104 | 139 |
| 14 | Molecular Biology | 1,159 | 83.0K | 187 | 156 |
| 15 | Astrophysics | 699 | 79.2K | 205 | 136 |
| 16 | Australia | 3,965 | 74.7K | 5 | 5 |
| 17 | Biochemistry | 1,668 | 70.7K | 205 | 209 |
| 18 | Mental Disorders | 1,015 | 63.5K | 12 | 20 |
| 19 | Astronomy | 911 | 62.9K | 141 | 124 |
| 20 | Polymers | 1,014 | 59.1K | 64 | 27 |
| 21 | Psychology | 1,235 | 56.6K | 42 | 58 |
| 22 | Environment | 798 | 55.8K | 52 | 63 |
| 23 | Nanotechnology | 1,032 | 55.4K | 75 | 98 |
| 24 | Biotechnology | 714 | 55.1K | 94 | 62 |
| 25 | Materials Science | 975 | 52.5K | 72 | 65 |
| 26 | Chemical Engineering | 892 | 51.9K | 69 | 41 |
| 27 | solar cells | 724 | 50.3K | 1 | 1 |
| 28 | Behavior | 776 | 49.9K | 34 | 26 |
| 29 | polymerization | 754 | 47.5K | 69 | 25 |
| 30 | Pollution | 618 | 46.0K | 104 | 73 |
| 31 | Environmental Health | 622 | 45.8K | 84 | 57 |
| 32 | Spectrum analysis | 495 | 45.2K | 194 | 126 |
| 33 | Physiology | 814 | 42.0K | 73 | 66 |
| 34 | human behavior | 401 | 41.4K | 41 | 19 |
| 35 | management | 705 | 40.9K | 12 | 40 |
| 36 | Water | 586 | 40.4K | 9 | 8 |
| 37 | Biochemical Engineering | 368 | 40.3K | 82 | 42 |
| 38 | Bioengineering | 407 | 39.8K | 103 | 60 |
| 39 | Psychophysiology | 691 | 39.2K | 46 | 51 |
| 40 | Mental illness | 418 | 38.7K | 24 | 15 |
| 41 | Biocompatible Materials | 717 | 38.4K | 57 | 72 |
| 42 | Cytology | 431 | 36.2K | 202 | 180 |
| 43 | alcoholism | 697 | 36.0K | 6 | 2 |
| 44 | Learning | 361 | 36.0K | 3 | 2 |
| 45 | drug addiction | 642 | 34.7K | 1 | 1 |
| 46 | Solar power plants | 404 | 34.2K | 1 | 1 |
| 46 | Photovoltaic Cells | 404 | 34.2K | 1 | 1 |
| 48 | Membranes | 373 | 34.1K | 12 | 7 |
| 49 | Telecommunication | 474 | 33.7K | 40 | 26 |
| 50 | Human genetics | 191 | 33.4K | 137 | 166 |
| 51 | psychotherapy | 197 | 32.8K | 29 | 5 |
| 52 | Environmental Engineering | 380 | 31.8K | 80 | 52 |
| 53 | Cancer | 425 | 31.4K | 107 | 77 |
| 54 | Cell Biology | 312 | 30.1K | 244 | 200 |
| 55 | Microbial Ecology | 345 | 29.9K | 34 | 39 |
| 56 | Catalysis | 546 | 28.8K | 105 | 102 |
| 57 | Economics | 1,209 | 28.1K | 20 | 72 |
| 58 | Neurophysiology | 516 | 27.1K | 78 | 115 |
| 59 | Solar Energy | 528 | 26.8K | 1 | 1 |
| 60 | Renewable Energy Sources | 301 | 26.4K | 24 | 29 |
| 61 | Meteorology | 478 | 26.2K | 53 | 52 |
| 62 | Water pollution | 437 | 26.1K | 15 | 16 |
| 63 | Geophysics | 611 | 25.6K | 125 | 123 |
| 64 | Climatology | 468 | 25.5K | 22 | 27 |
| 65 | Epidemiology | 809 | 25.4K | 40 | 62 |
| 66 | Evolution | 253 | 25.2K | 47 | 36 |
| 67 | Genetics | 285 | 24.9K | 198 | 161 |
| 68 | Composite Materials | 490 | 24.7K | 39 | 41 |
| 69 | Virology | 237 | 24.7K | 177 | 156 |
| 70 | Substance Abuse | 978 | 24.6K | 1 | 3 |
| 71 | Solid State Physics | 1,048 | 24.6K | 86 | 151 |
| 72 | Geriatrics | 536 | 23.6K | 49 | 45 |
| 73 | Educational Psychology | 226 | 23.5K | 27 | 2 |
| 74 | Automation | 381 | 22.9K | 39 | 41 |
| 75 | Wireless Communication Systems | 496 | 22.8K | 20 | 20 |
| 76 | Hypertension | 250 | 22.6K | 70 | 56 |
| 77 | Condensed Matter | 862 | 22.3K | 106 | 176 |
| 78 | Analytical Chemistry | 494 | 22.1K | 102 | 76 |
| 79 | Brain | 380 | 22.0K | 85 | 69 |
| 80 | Nuclear Physics | 810 | 21.9K | 282 | 347 |
| 81 | Social Psychology | 334 | 21.8K | 62 | 73 |
| 82 | energy conservation | 262 | 21.7K | 30 | 19 |
| 83 | United States | 565 | 21.7K | 174 | 127 |
| 84 | Immunology | 338 | 21.7K | 168 | 155 |
| 85 | Electrochemistry | 508 | 21.6K | 126 | 51 |
| 86 | Oncology | 215 | 21.2K | 71 | 53 |
| 87 | Nanostructured Materials | 453 | 21.2K | 71 | 69 |
| 88 | Biomedical Engineering | 656 | 21.0K | 70 | 93 |
| 89 | sanitation | 201 | 21.0K | 58 | 44 |
| 90 | Clinical Psychology | 175 | 20.9K | 50 | 14 |
| 91 | Statistical physics | 598 | 20.5K | 86 | 80 |
| 92 | Nervous system | 328 | 20.3K | 57 | 69 |
| 93 | Mathematics | 1,179 | 19.5K | 74 | 68 |
| 94 | Biophysics | 608 | 19.2K | 213 | 240 |
| 95 | Botany | 290 | 19.1K | 256 | 183 |
| 96 | Structural dynamics | 173 | 18.6K | 24 | 4 |
| 97 | Medical genetics | 342 | 18.4K | 105 | 136 |
| 98 | Colloids | 442 | 18.4K | 105 | 98 |
| 99 | Pharmacology | 536 | 18.3K | 222 | 217 |
| 100 | Artificial Intelligence | 385 | 18.3K | 59 | 85 |
| 101 | Psychopharmacology | 151 | 18.2K | 78 | 38 |
| 102 | Optical materials | 327 | 18.2K | 71 | 76 |
| 103 | Aging | 469 | 18.2K | 45 | 49 |
| 104 | Endocrinology | 255 | 18.1K | 199 | 163 |
| 105 | vibration | 159 | 17.9K | 28 | 2 |
| 106 | pain | 171 | 17.8K | 47 | 26 |
| 107 | Energy Conversion | 161 | 17.8K | 41 | 38 |
| 108 | Technology | 431 | 17.8K | 73 | 45 |
| 109 | Cognition | 256 | 17.5K | 55 | 41 |
| 110 | marketing | 266 | 17.2K | 11 | 46 |
| 111 | Public Policy | 614 | 16.9K | 1 | 6 |
| 112 | Oceanography | 340 | 16.7K | 44 | 56 |
| 113 | Surface Chemistry | 441 | 16.6K | 97 | 104 |
| 114 | Environmental Policy | 326 | 16.5K | 37 | 61 |
| 115 | Cardiovascular system | 166 | 16.4K | 106 | 92 |
| 116 | Signal Processing | 342 | 16.3K | 76 | 85 |
| 117 | solar power | 320 | 16.1K | 1 | 1 |
| 118 | Metabolism | 307 | 16.1K | 123 | 148 |
| 119 | Planets | 273 | 15.9K | 79 | 65 |
| 120 | Hematology | 290 | 15.8K | 177 | 156 |
| 121 | Metals | 357 | 15.8K | 44 | 57 |
| 122 | nanoscience | 279 | 15.4K | 100 | 120 |
| 123 | Hydrology | 289 | 15.4K | 48 | 46 |
| 124 | Metabolic diseases | 163 | 15.3K | 161 | 120 |
| 125 | Structural Engineering | 529 | 15.3K | 12 | 14 |
| 126 | Diabetes | 243 | 15.1K | 80 | 81 |
| 127 | Electronics | 342 | 15.0K | 125 | 93 |
| 128 | Business | 194 | 14.9K | 22 | 48 |
| 129 | Metallurgy | 386 | 14.8K | 48 | 70 |
| 130 | Photonics | 174 | 14.7K | 119 | 58 |
| 131 | Ceramics | 185 | 14.6K | 42 | 12 |
| 132 | biological evolution | 197 | 14.6K | 98 | 116 |
| 133 | Earth Sciences | 306 | 14.5K | 73 | 87 |
| 134 | pottery | 153 | 14.4K | 40 | 11 |
| 135 | Glass | 152 | 14.4K | 43 | 11 |
| 136 | Immunity | 122 | 14.2K | 158 | 151 |
| 137 | Information Technology | 189 | 14.1K | 27 | 12 |
| 138 | Statistics | 338 | 13.9K | 77 | 75 |
| 139 | Obesity | 330 | 13.8K | 39 | 48 |
| 140 | Animal Behavior | 351 | 13.7K | 44 | 83 |
| 141 | Environmental monitoring | 226 | 13.7K | 102 | 74 |
| 142 | Health Services Research | 400 | 13.7K | 14 | 22 |
| 143 | Environmental Chemistry | 96 | 13.4K | 107 | 55 |
| 144 | Neuropsychology | 271 | 13.3K | 61 | 53 |
| 145 | Diabetes mellitus | 175 | 13.2K | 96 | 90 |
| 146 | environmental pollution | 304 | 12.9K | 149 | 174 |
| 147 | Primary health care | 351 | 12.8K | 13 | 4 |
| 148 | finance | 416 | 12.7K | 5 | 22 |
| 149 | Biodiversity conservation | 154 | 12.7K | 55 | 87 |
| 150 | Sociology | 362 | 12.7K | 74 | 93 |
| 151 | Education | 404 | 12.4K | 107 | 87 |
| 152 | drug control | 434 | 12.2K | 1 | 1 |
| 153 | Alzheimer's disease | 340 | 12.0K | 48 | 33 |
| 154 | Ethology | 278 | 11.9K | 33 | 67 |
| 155 | Marine Biology | 230 | 11.9K | 108 | 74 |
| 156 | Environmental Microbiology | 158 | 11.9K | 8 | 8 |
| 157 | health services | 381 | 11.8K | 4 | 3 |
| 158 | Critical Care Medicine | 187 | 11.8K | 64 | 91 |
| 159 | Neurochemistry | 180 | 11.7K | 160 | 98 |
| 160 | Information Science | 243 | 11.7K | 28 | 21 |
| 161 | Pediatrics | 231 | 11.6K | 120 | 118 |
| 162 | fuel cells | 154 | 11.4K | 41 | 43 |
| 163 | Building Materials | 244 | 11.4K | 39 | 44 |
| 164 | Optics | 725 | 11.4K | 115 | 172 |
| 165 | Communication | 188 | 11.3K | 72 | 41 |
| 166 | Sports Medicine | 212 | 11.3K | 92 | 62 |
| 167 | Ophthalmology | 328 | 11.2K | 53 | 59 |
| 168 | Manufacturing Processes | 297 | 11.1K | 51 | 32 |
| 169 | Biodiversity | 173 | 11.1K | 52 | 53 |
| 170 | Critical Care | 124 | 10.9K | 111 | 99 |
| 171 | Electrical Engineering | 401 | 10.9K | 76 | 38 |
| 172 | Disease | 20 | 10.7K | 32 | 27 |
| 173 | Dementia | 337 | 10.7K | 42 | 33 |
| 174 | diseases | 15 | 10.7K | 52 | 27 |
| 175 | Power Electronics | 161 | 10.7K | 47 | 37 |
| 176 | internet | 179 | 10.6K | 29 | 8 |
| 177 | Nanostructures | 158 | 10.4K | 34 | 60 |
| 178 | Medical Microbiology | 174 | 10.3K | 109 | 106 |
| 179 | Ocean Engineering | 295 | 10.2K | 39 | 32 |
| 180 | Teaching | 149 | 10.2K | 62 | 16 |
| 181 | Engineering Geology | 231 | 10.2K | 25 | 25 |
| 182 | Health Policy | 383 | 10.1K | 34 | 46 |
| 183 | Rock Mechanics | 259 | 10.1K | 16 | 17 |
| 184 | Economic History | 688 | 10.0K | 10 | 46 |
| 185 | Psycholinguistics | 58 | 10.0K | 118 | 29 |
| 186 | Neurobiology | 191 | 10.0K | 89 | 122 |
| 187 | Image Processing | 206 | 9.9K | 83 | 91 |
| 188 | Nutrition | 319 | 9.7K | 157 | 234 |
| 189 | environmental protection | 188 | 9.7K | 99 | 87 |
| 190 | Earthquake Engineering | 271 | 9.6K | 32 | 39 |
| 191 | Tourism | 161 | 9.6K | 45 | 41 |
| 192 | Energy Policy | 189 | 9.6K | 77 | 74 |
| 193 | Hemodynamics | 73 | 9.6K | 47 | 11 |
| 194 | water supply | 152 | 9.5K | 32 | 30 |
| 195 | Soil Mechanics | 247 | 9.4K | 23 | 25 |
| 196 | Memory | 224 | 9.3K | 69 | 74 |
| 197 | Anxiety Disorders | 121 | 9.3K | 10 | 13 |
| 198 | Bacteriology | 104 | 9.3K | 186 | 121 |
| 199 | Climate change | 75 | 9.3K | 75 | 94 |
| 200 | Anxiety | 120 | 9.2K | 10 | 13 |
| 201 | Eutrophication | 73 | 9.2K | 74 | 92 |
| 202 | Information Theory | 92 | 9.1K | 104 | 47 |
| 203 | miniaturization | 154 | 8.9K | 92 | 119 |
| 204 | Light | 27 | 8.9K | 202 | 43 |
| 205 | Schizophrenia | 147 | 8.8K | 40 | 36 |
| 206 | personality | 165 | 8.8K | 66 | 96 |
| 207 | Developmental Biology | 119 | 8.6K | 197 | 171 |
| 208 | Transportation | 277 | 8.6K | 48 | 57 |
| 209 | Medical Laboratory Science | 128 | 8.6K | 102 | 73 |
| 210 | Dermatology | 211 | 8.6K | 79 | 63 |
| 211 | Cell metabolism | 30 | 8.4K | 71 | 42 |
| 212 | Homeostasis | 29 | 8.4K | 53 | 42 |
| 213 | Internet of Things | 133 | 8.4K | 39 | 12 |
| 214 | Post-traumatic stress disorder | 141 | 8.4K | 11 | 11 |
| 215 | Engineering | 427 | 8.3K | 59 | 95 |
| 216 | Toxicology | 182 | 8.3K | 371 | 299 |
| 217 | Liver diseases | 87 | 8.3K | 151 | 122 |
| 218 | Vaccines | 296 | 8.2K | 18 | 34 |
| 219 | Asia | 571 | 8.1K | 11 | 19 |
| 220 | Pathology | 143 | 8.1K | 177 | 145 |
| 221 | Nanoparticles | 171 | 8.1K | 53 | 58 |
| 222 | Pediatric Neurology | 53 | 8.0K | 129 | 82 |
| 223 | Database Management | 178 | 8.0K | 15 | 22 |
| 223 | Mental Health Services | 376 | 8.0K | 8 | 13 |
| 225 | Social Sciences | 304 | 7.9K | 78 | 98 |
| 226 | Linguistics | 44 | 7.9K | 261 | 31 |
| 227 | Geology | 309 | 7.9K | 170 | 254 |
| 228 | Computational Biology | 157 | 7.9K | 126 | 161 |
| 229 | Child | 268 | 7.8K | 70 | 74 |
| 230 | Respiration | 203 | 7.8K | 48 | 68 |
| 231 | Numerical Analysis | 206 | 7.7K | 33 | 15 |
| 232 | Plant Ecology | 119 | 7.7K | 99 | 85 |
| 233 | Medical Anthropology | 173 | 7.7K | 40 | 61 |
| 234 | Gerontology | 293 | 7.7K | 56 | 39 |
| 235 | Surgery | 101 | 7.6K | 154 | 186 |
| 236 | concrete | 150 | 7.6K | 29 | 53 |
| 237 | soil microbiology | 96 | 7.6K | 91 | 83 |
| 238 | rehabilitation | 193 | 7.5K | 81 | 81 |
| 239 | Mathematical Physics | 255 | 7.4K | 153 | 180 |
| 240 | Geochemistry | 153 | 7.4K | 202 | 194 |
| 241 | Green Chemistry | 105 | 7.2K | 109 | 81 |
| 242 | Intelligence | 10 | 7.1K | 100 | 7 |
| 243 | Sustainable Development | 102 | 7.1K | 49 | 48 |
| 244 | psychopathology | 31 | 7.1K | 41 | 11 |
| 245 | preventive medicine | 88 | 7.0K | 90 | 56 |
| 246 | Fluid Mechanics | 124 | 7.0K | 75 | 37 |
| 247 | behavioral medicine | 92 | 6.9K | 78 | 65 |
| 248 | Child psychology | 126 | 6.9K | 130 | 138 |
| 249 | coal | 159 | 6.9K | 44 | 47 |
| 250 | Energy Storage | 112 | 6.9K | 40 | 24 |
| 251 | Mechanical Engineering | 267 | 6.8K | 55 | 38 |
| 252 | Immunopathology | 99 | 6.8K | 81 | 30 |
| 253 | Clinical Pharmacology | 236 | 6.8K | 16 | 18 |
| 254 | Allergy | 82 | 6.7K | 103 | 131 |
| 255 | viruses | 122 | 6.7K | 112 | 128 |
| 256 | Child Development | 164 | 6.7K | 127 | 150 |
| 257 | Econometrics | 135 | 6.6K | 56 | 72 |
| 258 | Geriatric Psychiatry | 137 | 6.5K | 14 | 12 |
| 259 | fertility | 65 | 6.5K | 105 | 45 |
| 260 | Radio | 81 | 6.5K | 177 | 104 |
| 261 | Adolescent | 237 | 6.5K | 72 | 80 |
| 262 | Infertility | 58 | 6.4K | 110 | 43 |
| 263 | Environmental Management | 196 | 6.4K | 56 | 134 |
| 264 | Cognitive Science | 132 | 6.4K | 38 | 76 |
| 265 | commerce | 88 | 6.3K | 50 | 82 |
| 266 | genome | 78 | 6.3K | 125 | 157 |
| 267 | Genomics | 192 | 6.2K | 133 | 195 |
| 268 | health services accessibility | 143 | 6.2K | 15 | 11 |
| 269 | Sustainable Engineering | 93 | 6.2K | 74 | 48 |
| 270 | Immune system | 42 | 6.1K | 142 | 135 |
| 271 | Atmospheric Physics | 156 | 6.1K | 126 | 150 |
| 271 | Population Genetics | 97 | 6.1K | 76 | 77 |
| 273 | Europe | 234 | 6.1K | 138 | 121 |
| 274 | Molecular Genetics | 96 | 6.1K | 156 | 141 |
| 275 | computer networks | 219 | 6.1K | 61 | 89 |
| 276 | Pharmaceutical Chemistry | 180 | 6.0K | 284 | 300 |
| 277 | Geography | 183 | 6.0K | 108 | 123 |
| 278 | city planning | 273 | 6.0K | 10 | 43 |
| 279 | Decision making | 86 | 6.0K | 62 | 48 |
| 280 | Biogeography | 84 | 5.9K | 32 | 36 |
| 281 | energy resources | 91 | 5.9K | 42 | 65 |
| 282 | Obstetrics | 151 | 5.9K | 168 | 140 |
| 283 | Zoology | 221 | 5.9K | 83 | 98 |
| 284 | Organic Chemistry | 149 | 5.9K | 274 | 213 |
| 285 | Databases | 137 | 5.8K | 8 | 12 |
| 286 | ecosystem | 89 | 5.7K | 56 | 49 |
| 287 | Physical Chemistry | 109 | 5.7K | 204 | 164 |
| 288 | Developing countries | 222 | 5.7K | 36 | 76 |
| 289 | Operations Research | 156 | 5.7K | 98 | 110 |
| 290 | Carbon | 79 | 5.7K | 80 | 80 |
| 291 | Immunotherapy | 77 | 5.7K | 168 | 143 |
| 292 | medical education | 216 | 5.7K | 80 | 83 |
| 293 | Nonlinear Dynamics | 146 | 5.7K | 178 | 140 |
| 294 | Community Psychiatry | 102 | 5.6K | 36 | 26 |
| 295 | Molecular ecology | 76 | 5.6K | 88 | 91 |
| 296 | Clinical Chemistry | 147 | 5.5K | 191 | 207 |
| 297 | Mental Health | 195 | 5.5K | 33 | 36 |
| 298 | Marine Meteorology | 119 | 5.5K | 21 | 23 |
| 299 | Health Information Management | 27 | 5.5K | 8 | 16 |
| 300 | nucleic acids | 74 | 5.5K | 235 | 237 |
| 301 | Economic Development | 112 | 5.5K | 71 | 86 |
| 302 | Reproduction | 119 | 5.4K | 205 | 146 |
| 303 | drug therapy | 185 | 5.4K | 116 | 147 |
| 304 | Socioeconomic Factors | 95 | 5.4K | 7 | 3 |
| 305 | Neurosurgery | 83 | 5.3K | 35 | 25 |
| 306 | Bioorganic chemistry | 163 | 5.3K | 141 | 187 |
| 307 | Microelectronics | 119 | 5.3K | 131 | 175 |
| 308 | Diet | 166 | 5.3K | 97 | 202 |
| 309 | Diagnostic microbiology | 65 | 5.2K | 102 | 108 |
| 310 | Food Microbiology | 55 | 5.2K | 110 | 53 |
| 311 | Wildlife conservation | 104 | 5.1K | 43 | 60 |
| 312 | actuators | 101 | 5.1K | 152 | 103 |
| 312 | transducers | 101 | 5.1K | 152 | 103 |
| 314 | Molecular Microbiology | 25 | 5.1K | 243 | 88 |
| 315 | Muscles | 99 | 5.1K | 25 | 22 |
| 316 | System analysis | 199 | 5.0K | 47 | 77 |
| 317 | Engineering Mathematics | 147 | 5.0K | 58 | 40 |
| 318 | Energy Harvesting | 44 | 5.0K | 38 | 26 |
| 319 | International Finance | 178 | 4.9K | 9 | 25 |
| 320 | Combustion | 144 | 4.9K | 76 | 75 |
| 321 | Electrochemical Analysis | 106 | 4.9K | 78 | 45 |
| 322 | Bioinformatics | 127 | 4.8K | 116 | 187 |
| 323 | Embryology | 69 | 4.8K | 216 | 189 |
| 324 | Psychiatric Epidemiology | 81 | 4.8K | 9 | 7 |
| 325 | gene mapping | 92 | 4.8K | 131 | 163 |
| 326 | Plant physiology | 62 | 4.7K | 333 | 228 |
| 327 | Medical Technology | 103 | 4.7K | 39 | 25 |
| 328 | Depression | 57 | 4.7K | 16 | 15 |
| 329 | Food | 144 | 4.7K | 177 | 224 |
| 330 | Environmental Law | 50 | 4.6K | 103 | 68 |
| 331 | Health Education | 239 | 4.6K | 52 | 101 |
| 332 | Biosensors | 107 | 4.6K | 47 | 73 |
| 333 | Cybernetics | 113 | 4.6K | 80 | 117 |
| 334 | Plant diseases | 58 | 4.6K | 284 | 110 |
| 335 | plant communities | 77 | 4.6K | 82 | 82 |
| 336 | Human-Computer Interaction | 85 | 4.6K | 41 | 32 |
| 337 | Medical Oncology | 92 | 4.6K | 172 | 152 |
| 338 | Cell differentiation | 71 | 4.6K | 213 | 254 |
| 339 | Virulence | 63 | 4.5K | 119 | 125 |
| 340 | Neuromuscular diseases | 85 | 4.5K | 25 | 17 |
| 341 | Bipolar Disorder | 54 | 4.4K | 29 | 18 |
| 342 | Water quality management | 157 | 4.4K | 31 | 35 |
| 343 | Anatomy | 116 | 4.4K | 171 | 197 |
| 344 | behavior therapy | 110 | 4.4K | 47 | 48 |
| 345 | Business Ethics | 50 | 4.4K | 38 | 39 |
| 346 | Industrial Engineering | 119 | 4.4K | 91 | 80 |
| 347 | Soil Science | 120 | 4.4K | 109 | 123 |
| 348 | Software Engineering | 56 | 4.4K | 96 | 37 |
| 349 | Biomechanics | 113 | 4.3K | 70 | 101 |
| 350 | Fracture mechanics | 137 | 4.3K | 66 | 59 |
| 351 | Industrial Microbiology | 87 | 4.3K | 95 | 112 |
| 352 | Organizational Behavior | 39 | 4.3K | 58 | 42 |
| 353 | Health | 184 | 4.2K | 89 | 133 |
| 354 | economic policy | 242 | 4.2K | 26 | 72 |
| 355 | Hydraulic Engineering | 170 | 4.2K | 31 | 41 |
| 356 | Sleep | 92 | 4.2K | 124 | 104 |
| 357 | Production Engineering | 156 | 4.2K | 77 | 63 |
| 358 | Lipids | 79 | 4.1K | 72 | 90 |
| 359 | health behavior | 169 | 4.1K | 35 | 54 |
| 360 | Signal Transduction | 51 | 4.1K | 159 | 112 |
| 361 | Sleep Disorders | 90 | 4.1K | 125 | 103 |
| 362 | Energy Consumption | 47 | 4.1K | 14 | 9 |
| 363 | Perception | 138 | 4.0K | 144 | 167 |
| 364 | Physical Therapy | 68 | 4.0K | 128 | 91 |
| 365 | industrial relations | 251 | 4.0K | 7 | 12 |
| 366 | Biomass Energy | 62 | 4.0K | 316 | 276 |
| 367 | Analytical Biochemistry | 42 | 4.0K | 227 | 71 |
| 368 | drugs | 155 | 3.9K | 77 | 114 |
| 369 | Waste management | 132 | 3.9K | 23 | 18 |
| 370 | Conservation Biology | 101 | 3.9K | 36 | 70 |
| 371 | Oxidation-reduction | 35 | 3.9K | 90 | 56 |
| 372 | Cognitive neuroscience | 70 | 3.9K | 109 | 154 |
| 373 | Social work | 213 | 3.9K | 48 | 53 |
| 374 | organization | 58 | 3.9K | 58 | 116 |
| 375 | Magnetic Materials | 96 | 3.9K | 93 | 78 |
| 376 | mass transfer | 99 | 3.8K | 125 | 135 |
| 377 | Smoking | 124 | 3.8K | 36 | 46 |
| 378 | Petroleum Engineering | 112 | 3.8K | 43 | 39 |
| 379 | Criminology | 255 | 3.8K | 10 | 45 |
| 380 | Japan | 139 | 3.8K | 81 | 48 |
| 381 | Cement | 61 | 3.8K | 42 | 61 |
| 382 | Control Theory | 137 | 3.8K | 103 | 106 |
| 383 | Geomorphology | 85 | 3.8K | 91 | 104 |
| 384 | health planning | 190 | 3.7K | 26 | 56 |
| 385 | Robotics | 119 | 3.7K | 81 | 96 |
| 386 | Intellectual disability | 127 | 3.7K | 25 | 36 |
| 387 | Forecasting | 59 | 3.6K | 8 | 10 |
| 388 | sustainability | 60 | 3.6K | 21 | 45 |
| 389 | United Kingdom | 111 | 3.6K | 101 | 152 |
| 390 | Auditing | 67 | 3.6K | 2 | 1 |
| 391 | Animal ecology | 109 | 3.6K | 63 | 103 |
| 392 | Inflammation | 58 | 3.6K | 48 | 32 |
| 393 | Mobile Computing | 91 | 3.6K | 44 | 41 |
| 394 | Developmental Disabilities | 103 | 3.6K | 60 | 95 |
| 395 | Project Management | 42 | 3.5K | 13 | 11 |
| 396 | Molecules | 104 | 3.5K | 113 | 97 |
| 397 | Water Purification | 119 | 3.5K | 18 | 16 |
| 398 | Mineralogy | 69 | 3.5K | 206 | 152 |
| 399 | Research Design | 108 | 3.5K | 56 | 99 |
| 400 | Neurotransmitters | 58 | 3.5K | 34 | 17 |
| 401 | Meteorites | 51 | 3.5K | 192 | 179 |
| 402 | Orthopedics | 92 | 3.4K | 135 | 104 |
| 403 | Oncogenes | 60 | 3.4K | 146 | 187 |
| 404 | Mining Engineering | 103 | 3.4K | 7 | 22 |
| 405 | food technology | 122 | 3.4K | 192 | 234 |
| 406 | Civil Engineering | 174 | 3.4K | 46 | 36 |
| 407 | Medical Physics | 96 | 3.4K | 200 | 189 |
| 408 | Microorganisms | 42 | 3.4K | 93 | 104 |
| 409 | natural disasters | 85 | 3.3K | 28 | 31 |
| 410 | Social behavior | 82 | 3.3K | 82 | 119 |
| 411 | Plants | 31 | 3.3K | 505 | 307 |
| 412 | Computer Science | 142 | 3.3K | 28 | 36 |
| 412 | Genetic engineering | 111 | 3.3K | 115 | 203 |
| 414 | Environmental Geology | 69 | 3.3K | 90 | 62 |
| 415 | Quantum Gravity | 140 | 3.3K | 399 | 480 |
| 416 | Human Geography | 92 | 3.3K | 78 | 85 |
| 417 | China | 166 | 3.3K | 148 | 148 |
| 418 | Geotechnical Engineering | 61 | 3.3K | 48 | 39 |
| 419 | Solid State Chemistry | 132 | 3.3K | 192 | 171 |
| 420 | Antioxidants | 25 | 3.3K | 99 | 43 |
| 421 | infection | 73 | 3.3K | 149 | 129 |
| 422 | Kidney diseases | 114 | 3.3K | 39 | 58 |
| 423 | Intelligent Transportation Systems | 81 | 3.3K | 62 | 70 |
| 424 | Biogeochemistry | 76 | 3.2K | 100 | 164 |
| 425 | Adolescent Medicine | 34 | 3.2K | 86 | 65 |
| 426 | lasers | 124 | 3.2K | 160 | 124 |
| 427 | mathematical analysis | 223 | 3.2K | 65 | 96 |
| 428 | Evolutionary Computation | 61 | 3.2K | 18 | 57 |
| 429 | Leukemia | 48 | 3.2K | 158 | 157 |
| 430 | Sales management | 13 | 3.2K | 53 | 21 |
| 430 | selling | 13 | 3.2K | 53 | 21 |
| 432 | Scandinavia | 37 | 3.2K | 67 | 22 |
| 433 | Host-parasite interactions | 43 | 3.2K | 189 | 213 |
| 434 | Quality of life | 90 | 3.1K | 47 | 96 |
| 435 | Urban Policy | 110 | 3.1K | 8 | 15 |
| 436 | global environmental change | 40 | 3.1K | 76 | 54 |
| 437 | economic conditions | 191 | 3.1K | 5 | 23 |
| 438 | Medical innovations | 41 | 3.1K | 97 | 135 |
| 439 | Data Mining | 88 | 3.1K | 39 | 116 |
| 440 | free radicals | 57 | 3.1K | 141 | 170 |
| 441 | Paleontology | 126 | 3.1K | 70 | 70 |
| 442 | Plant cells | 34 | 3.1K | 293 | 312 |
| 443 | Geodesy | 53 | 3.1K | 40 | 13 |
| 444 | Neurons | 18 | 3.1K | 191 | 214 |
| 445 | Agriculture | 86 | 3.1K | 173 | 175 |
| 446 | locomotion | 34 | 3.1K | 64 | 25 |
| 446 | posture | 34 | 3.1K | 64 | 25 |
| 446 | gait | 34 | 3.1K | 64 | 25 |
| 446 | walking | 34 | 3.1K | 64 | 25 |
| 450 | Histology | 75 | 3.0K | 205 | 207 |
| 451 | economic forecasting | 42 | 3.0K | 9 | 10 |
| 452 | proteins | 83 | 3.0K | 188 | 195 |
| 453 | Culture | 182 | 3.0K | 7 | 10 |
| 454 | Stem cells | 95 | 3.0K | 106 | 157 |
| 455 | Therapeutics | 89 | 3.0K | 146 | 184 |
| 456 | Fluid Dynamics | 146 | 3.0K | 27 | 65 |
| 457 | Oxidation | 77 | 3.0K | 1 | 3 |
| 458 | Bones | 48 | 3.0K | 74 | 71 |
| 459 | Public Administration | 184 | 3.0K | 25 | 92 |
| 460 | Cerebral cortex | 65 | 3.0K | 93 | 125 |
| 461 | Chromosome mapping | 68 | 2.9K | 164 | 184 |
| 462 | Transplantation | 66 | 2.9K | 128 | 147 |
| 463 | Health promotion | 68 | 2.9K | 117 | 103 |
| 464 | energy development | 33 | 2.9K | 62 | 91 |
| 465 | Molecular evolution | 70 | 2.9K | 124 | 191 |
| 466 | Cytogenetics | 39 | 2.9K | 243 | 230 |
| 467 | Water Microbiology | 54 | 2.9K | 5 | 6 |
| 468 | Social policy | 114 | 2.8K | 10 | 15 |
| 469 | Nephrology | 88 | 2.8K | 41 | 60 |
| 470 | Vision | 101 | 2.8K | 42 | 83 |
| 471 | drug development | 31 | 2.8K | 124 | 133 |
| 472 | Law | 264 | 2.7K | 13 | 19 |
| 472 | Hormones | 51 | 2.7K | 176 | 125 |
| 474 | child abuse | 79 | 2.7K | 49 | 80 |
| 475 | Hydrodynamics | 55 | 2.7K | 33 | 28 |
| 476 | Natural resources | 43 | 2.7K | 72 | 51 |
| 477 | Hypertension in pregnancy | 29 | 2.7K | 7 | 2 |
| 478 | Political Science | 165 | 2.7K | 101 | 174 |
| 479 | Molecular structure | 41 | 2.7K | 472 | 255 |
| 480 | Travel | 144 | 2.7K | 13 | 21 |
| 481 | Infections | 49 | 2.7K | 134 | 131 |
| 482 | Biodegradation | 45 | 2.7K | 17 | 10 |
| 483 | brain mapping | 38 | 2.7K | 88 | 71 |
| 484 | Semiconductors | 106 | 2.7K | 143 | 97 |
| 485 | Technological Innovations | 62 | 2.7K | 26 | 23 |
| 486 | Autism | 52 | 2.6K | 74 | 68 |
| 487 | Biometrics | 66 | 2.6K | 115 | 101 |
| 488 | Neural circuitry | 80 | 2.6K | 128 | 165 |
| 489 | biopolymers | 75 | 2.6K | 113 | 111 |
| 490 | Attention | 71 | 2.6K | 219 | 191 |
| 491 | arthritis | 57 | 2.6K | 177 | 209 |
| 492 | Algae | 58 | 2.6K | 53 | 48 |
| 493 | Genetic algorithms | 36 | 2.6K | 21 | 54 |
| 494 | Women's health | 81 | 2.6K | 74 | 57 |
| 495 | Lightweight concrete | 40 | 2.6K | 43 | 54 |
| 496 | Ceramic materials | 52 | 2.6K | 140 | 77 |
| 497 | atmospheric models | 66 | 2.6K | 61 | 92 |
| 498 | Housing | 84 | 2.6K | 11 | 15 |
| 499 | Speech Disorders | 72 | 2.6K | 129 | 102 |
| 500 | Experimental Psychology | 55 | 2.5K | 41 | 68 |
| 501 | Drug design | 50 | 2.5K | 129 | 86 |
| 502 | Cardiovascular diseases | 73 | 2.5K | 194 | 161 |
| 503 | Vocational guidance | 42 | 2.5K | 156 | 124 |
| 504 | Spine | 49 | 2.5K | 78 | 82 |
| 505 | Adolescent Psychology | 43 | 2.5K | 108 | 76 |
| 506 | Systems Engineering | 114 | 2.5K | 106 | 161 |
| 507 | Visual Perception | 73 | 2.5K | 204 | 189 |
| 508 | Bioelectronics | 46 | 2.5K | 114 | 145 |
| 509 | cell physiology | 35 | 2.5K | 321 | 263 |
| 510 | Mass Spectrometry | 57 | 2.5K | 113 | 82 |
| 511 | Long-Term Care | 53 | 2.5K | 30 | 57 |
| 511 | Long-term care facilities | 53 | 2.5K | 30 | 57 |
| 513 | Thrombosis | 45 | 2.5K | 162 | 140 |
| 514 | Suicide | 54 | 2.5K | 24 | 14 |
| 515 | Agricultural Ecology | 57 | 2.4K | 86 | 137 |
| 516 | Detectors | 63 | 2.4K | 114 | 53 |
| 517 | Electrophoresis | 32 | 2.4K | 326 | 99 |
| 518 | Textile industry | 145 | 2.4K | 11 | 9 |
| 519 | Fouling | 38 | 2.4K | 6 | 7 |
| 520 | Learning disabilities | 94 | 2.4K | 38 | 54 |
| 521 | Photochemistry | 59 | 2.4K | 142 | 112 |
| 521 | insurance | 107 | 2.4K | 5 | 8 |
| 523 | Emotions | 65 | 2.4K | 28 | 75 |
| 524 | Iron | 78 | 2.4K | 20 | 15 |
| 525 | Ergonomics | 76 | 2.4K | 86 | 65 |
| 526 | Building | 131 | 2.4K | 11 | 32 |
| 527 | Sports | 87 | 2.4K | 243 | 263 |
| 528 | emergency management | 41 | 2.3K | 22 | 15 |
| 529 | Proteome | 60 | 2.3K | 93 | 144 |
| 530 | Cell death | 27 | 2.3K | 290 | 228 |
| 531 | Telecommunication Systems | 76 | 2.3K | 81 | 46 |
| 532 | Ore deposits | 41 | 2.3K | 70 | 35 |
| 533 | Heat Exchangers | 49 | 2.3K | 136 | 111 |
| 534 | Product Design | 84 | 2.3K | 34 | 16 |
| 535 | Petrology | 34 | 2.3K | 278 | 192 |
| 535 | older people | 102 | 2.3K | 145 | 107 |
| 537 | Pharmacogenetics | 50 | 2.3K | 74 | 72 |
| 538 | Body Image | 24 | 2.2K | 26 | 12 |
| 539 | Computational Complexity | 71 | 2.2K | 14 | 4 |
| 540 | Combinatorial chemistry | 23 | 2.2K | 148 | 87 |
| 541 | Computer-Aided Design | 70 | 2.2K | 71 | 82 |
| 542 | weather | 44 | 2.2K | 11 | 10 |
| 543 | Remote Sensing | 181 | 2.2K | 20 | 48 |
| 544 | Fiber Optics | 84 | 2.2K | 75 | 88 |
| 545 | Fisheries | 62 | 2.2K | 188 | 161 |
| 546 | Diagnostic Imaging | 70 | 2.2K | 219 | 240 |
| 547 | Human Resources | 45 | 2.2K | 10 | 17 |
| 548 | occupational diseases | 29 | 2.2K | 127 | 56 |
| 549 | drug abuse | 114 | 2.2K | 20 | 24 |
| 550 | data collection | 53 | 2.1K | 41 | 109 |
| 551 | Pregnancy | 64 | 2.1K | 42 | 36 |
| 552 | vascular diseases | 37 | 2.1K | 114 | 118 |
| 553 | counseling | 79 | 2.1K | 145 | 143 |
| 554 | Speech | 52 | 2.1K | 118 | 96 |
| 555 | Marine Pollution | 45 | 2.1K | 130 | 116 |
| 556 | feeding behavior | 47 | 2.1K | 66 | 60 |
| 557 | Tribology | 90 | 2.1K | 70 | 85 |
| 558 | environmental exposure | 36 | 2.1K | 313 | 164 |
| 559 | particles | 88 | 2.1K | 19 | 22 |
| 560 | Psychosomatic Medicine | 51 | 2.0K | 77 | 92 |
| 561 | Environmental Toxicology | 28 | 2.0K | 601 | 358 |
| 562 | Functional Analysis | 127 | 2.0K | 23 | 64 |
| 563 | Quantum electronics | 86 | 2.0K | 159 | 144 |
| 564 | Eating Disorders | 69 | 2.0K | 66 | 92 |
| 565 | Music | 61 | 2.0K | 55 | 25 |
| 566 | Seaweed | 31 | 2.0K | 89 | 47 |
| 567 | Quality Control | 85 | 2.0K | 59 | 107 |
| 568 | Anthropology | 122 | 2.0K | 126 | 140 |
| 569 | Emergency Medicine | 49 | 2.0K | 199 | 107 |
| 570 | Growth | 30 | 1.9K | 288 | 297 |
| 571 | Ultrasonics | 43 | 1.9K | 154 | 117 |
| 572 | Appetite | 41 | 1.9K | 61 | 58 |
| 573 | Educational Technology | 62 | 1.9K | 95 | 107 |
| 574 | Philosophy | 188 | 1.9K | 83 | 110 |
| 575 | Nuclear Chemistry | 76 | 1.9K | 56 | 29 |
| 576 | Porous materials | 46 | 1.9K | 33 | 15 |
| 577 | Patient education | 69 | 1.9K | 27 | 63 |
| 578 | Photobiology | 40 | 1.9K | 124 | 67 |
| 579 | Quantum theory | 73 | 1.9K | 61 | 59 |
| 580 | Physical organic chemistry | 72 | 1.9K | 70 | 86 |
| 581 | Feeding and Eating Disorders | 63 | 1.8K | 70 | 93 |
| 582 | Occupational Health | 42 | 1.8K | 108 | 64 |
| 583 | Systems Biology | 65 | 1.8K | 122 | 142 |
| 584 | Neuroimmunology | 40 | 1.8K | 67 | 104 |
| 584 | Metallography | 53 | 1.8K | 54 | 31 |
| 586 | Neuropsychiatry | 59 | 1.8K | 60 | 76 |
| 587 | Chemical analysis | 37 | 1.8K | 116 | 59 |
| 588 | Greenhouse gases | 24 | 1.8K | 43 | 25 |
| 589 | violence | 52 | 1.8K | 108 | 119 |
| 590 | Computer Vision | 34 | 1.8K | 200 | 209 |
| 591 | Magnetic Resonance Spectroscopy | 61 | 1.8K | 155 | 138 |
| 592 | Neuropharmacology | 24 | 1.8K | 86 | 25 |
| 593 | venom | 41 | 1.8K | 53 | 38 |
| 593 | Toxins | 41 | 1.8K | 61 | 42 |
| 595 | Randomized Controlled Trials | 119 | 1.8K | 41 | 53 |
| 596 | Endocrine glands | 21 | 1.7K | 27 | 34 |
| 597 | Capital market | 49 | 1.7K | 16 | 12 |
| 598 | DNA polymerases | 21 | 1.7K | 76 | 115 |
| 599 | Actuarial Science | 94 | 1.7K | 7 | 14 |
| 599 | environmental issues | 22 | 1.7K | 42 | 17 |
| 601 | Systems Analysis | 70 | 1.7K | 33 | 45 |
| 602 | Corporate governance | 21 | 1.7K | 40 | 7 |
| 603 | Child welfare | 80 | 1.7K | 65 | 77 |
| 604 | Population | 54 | 1.7K | 62 | 87 |
| 605 | Yeast | 29 | 1.7K | 39 | 27 |
| 606 | exobiology | 34 | 1.7K | 17 | 29 |
| 607 | Leadership | 19 | 1.7K | 77 | 82 |
| 608 | amino acids | 23 | 1.7K | 44 | 12 |
| 609 | Archaeology | 54 | 1.6K | 220 | 164 |
| 610 | Recycling | 34 | 1.6K | 46 | 95 |
| 611 | Global Health | 98 | 1.6K | 36 | 56 |
| 612 | Entomology | 73 | 1.6K | 298 | 272 |
| 613 | Nanochemistry | 57 | 1.6K | 55 | 28 |
| 614 | Metastasis | 11 | 1.6K | 28 | 18 |
| 615 | Superconductors | 73 | 1.6K | 103 | 70 |
| 616 | Forensic Psychiatry | 96 | 1.6K | 12 | 29 |
| 617 | Parasitic Diseases | 61 | 1.6K | 196 | 267 |
| 618 | International Relations | 61 | 1.6K | 121 | 111 |
| 618 | language | 29 | 1.6K | 156 | 106 |
| 620 | individual differences | 29 | 1.6K | 15 | 16 |
| 621 | Criminal psychology | 100 | 1.6K | 32 | 101 |
| 621 | Geographic information systems | 99 | 1.6K | 21 | 39 |
| 623 | Plastics | 61 | 1.6K | 152 | 171 |
| 624 | protein | 34 | 1.6K | 218 | 189 |
| 625 | Psychoneuroimmunology | 37 | 1.6K | 61 | 115 |
| 626 | Production Management | 33 | 1.6K | 218 | 322 |
| 627 | Food additives | 24 | 1.6K | 235 | 173 |
| 628 | Urology | 43 | 1.6K | 329 | 289 |
| 629 | Information Systems | 55 | 1.6K | 83 | 115 |
| 630 | Measurement | 59 | 1.6K | 91 | 88 |
| 630 | Input-output analysis | 39 | 1.6K | 3 | 6 |
| 632 | Soil biology | 24 | 1.6K | 254 | 239 |
| 633 | Regional Planning | 90 | 1.6K | 93 | 232 |
| 634 | Family Therapy | 67 | 1.5K | 47 | 51 |
| 634 | Chronic diseases | 58 | 1.5K | 63 | 164 |
| 636 | mammals | 57 | 1.5K | 70 | 72 |
| 637 | mental health promotion | 31 | 1.5K | 8 | 8 |
| 638 | Social welfare | 75 | 1.5K | 24 | 21 |
| 639 | Land use | 55 | 1.5K | 64 | 101 |
| 640 | Chemical industry | 68 | 1.5K | 109 | 73 |
| 641 | Online social networks | 29 | 1.5K | 8 | 9 |
| 642 | Sonochemistry | 21 | 1.5K | 86 | 59 |
| 643 | Discourse Analysis | 29 | 1.5K | 20 | 18 |
| 643 | Organometallic compounds | 46 | 1.5K | 182 | 177 |
| 645 | Radio waves | 40 | 1.5K | 189 | 179 |
| 646 | Soft Condensed Matter | 52 | 1.5K | 168 | 191 |
| 646 | risk factors | 27 | 1.5K | 121 | 79 |
| 648 | hazard mitigation | 46 | 1.5K | 33 | 56 |
| 649 | nuclear magnetic resonance | 48 | 1.5K | 192 | 154 |
| 650 | Atomic spectroscopy | 59 | 1.5K | 82 | 101 |
| 651 | Radiation | 62 | 1.5K | 264 | 242 |
| 652 | Hazardous waste | 33 | 1.5K | 78 | 118 |
| 653 | Forest Management | 30 | 1.5K | 196 | 150 |
| 654 | Clinical Trials | 35 | 1.5K | 76 | 52 |
| 655 | Export Marketing | 11 | 1.5K | 27 | 8 |
| 656 | hydrocolloids | 20 | 1.5K | 157 | 151 |
| 657 | Proteomics | 33 | 1.5K | 140 | 151 |
| 658 | Environmental pollutants | 40 | 1.5K | 375 | 387 |
| 659 | Drug delivery systems | 39 | 1.5K | 211 | 295 |
| 660 | radioactive waste | 28 | 1.5K | 74 | 108 |
| 660 | industrial waste | 29 | 1.5K | 81 | 108 |
| 662 | Industrial Safety | 61 | 1.5K | 72 | 108 |
| 663 | Forest Ecology | 27 | 1.5K | 228 | 181 |
| 664 | Carcinogenesis | 69 | 1.5K | 48 | 139 |
| 665 | Higher Education | 46 | 1.4K | 28 | 24 |
| 666 | supercritical fluids | 29 | 1.4K | 51 | 32 |
| 667 | Stochastic Processes | 52 | 1.4K | 34 | 25 |
| 668 | animals | 78 | 1.4K | 67 | 84 |
| 669 | Radiobiology | 45 | 1.4K | 224 | 252 |
| 670 | Paleoclimatology | 50 | 1.4K | 163 | 237 |
| 671 | Parasitology | 72 | 1.4K | 257 | 348 |
| 672 | software | 40 | 1.4K | 65 | 85 |
| 673 | Health Services Administration | 67 | 1.4K | 61 | 93 |
| 674 | histological techniques | 18 | 1.4K | 177 | 101 |
| 675 | Microscopy | 48 | 1.4K | 147 | 135 |
| 676 | Palliative Care | 42 | 1.4K | 102 | 75 |
| 677 | gene therapy | 34 | 1.4K | 182 | 204 |
| 678 | adolescence | 24 | 1.4K | 234 | 175 |
| 679 | Bioinorganic chemistry | 60 | 1.4K | 173 | 210 |
| 680 | Elderly | 67 | 1.4K | 163 | 62 |
| 681 | Sedimentary rocks | 24 | 1.4K | 83 | 49 |
| 682 | Genetic therapy | 37 | 1.4K | 176 | 197 |
| 683 | Multimedia Systems | 60 | 1.4K | 156 | 176 |
| 684 | Cognitive Therapy | 32 | 1.3K | 82 | 58 |
| 685 | Tropical Medicine | 73 | 1.3K | 125 | 188 |
| 686 | Developmental Psychology | 34 | 1.3K | 211 | 251 |
| 686 | Bacteria | 5 | 1.3K | 213 | 57 |
| 686 | disease outbreaks | 28 | 1.3K | 70 | 62 |
| 689 | probabilities | 68 | 1.3K | 169 | 123 |
| 690 | auditory perception | 30 | 1.3K | 41 | 52 |
| 691 | biological factors | 42 | 1.3K | 300 | 321 |
| 692 | Epidemics | 26 | 1.3K | 73 | 62 |
| 693 | Tunneling | 31 | 1.3K | 51 | 60 |
| 693 | underground construction | 31 | 1.3K | 51 | 60 |
| 695 | harm reduction | 60 | 1.3K | 3 | 6 |
| 696 | refugees | 35 | 1.3K | 9 | 8 |
| 697 | Environmental Psychology | 16 | 1.3K | 55 | 61 |
| 698 | Process Control | 43 | 1.3K | 67 | 232 |
| 699 | disabilities | 53 | 1.3K | 57 | 74 |
| 700 | Continental shelf | 44 | 1.3K | 28 | 56 |
| 701 | bioclimatology | 23 | 1.3K | 135 | 65 |
| 702 | Human Rights | 81 | 1.3K | 6 | 20 |
| 703 | Anti-inflammatory agents | 19 | 1.2K | 28 | 9 |
| 704 | Reproductive health | 59 | 1.2K | 32 | 71 |
| 705 | international trade | 34 | 1.2K | 53 | 84 |
| 706 | educational planning | 27 | 1.2K | 35 | 33 |
| 707 | Mycology | 43 | 1.2K | 274 | 331 |
| 708 | Neurotoxicology | 25 | 1.2K | 57 | 50 |
| 709 | Lung Transplantation | 37 | 1.2K | 66 | 76 |
| 709 | Heart transplantation | 37 | 1.2K | 66 | 76 |
| 709 | family violence | 32 | 1.2K | 35 | 39 |
| 712 | Chemotherapy | 44 | 1.2K | 216 | 233 |
| 712 | machinery | 52 | 1.2K | 43 | 45 |
| 714 | Atmospheric Chemistry | 27 | 1.2K | 267 | 317 |
| 715 | Chemical Ecology | 15 | 1.2K | 156 | 88 |
| 715 | pheromones | 15 | 1.2K | 133 | 77 |
| 717 | Agricultural systems | 16 | 1.2K | 77 | 44 |
| 718 | Quantum Optics | 45 | 1.2K | 87 | 90 |
| 719 | scientific societies | 34 | 1.2K | 96 | 87 |
| 720 | Radiography | 32 | 1.2K | 146 | 230 |
| 721 | Cosmochemistry | 39 | 1.2K | 107 | 158 |
| 722 | Biomolecules | 25 | 1.2K | 36 | 73 |
| 723 | Histochemistry | 32 | 1.2K | 164 | 130 |
| 724 | Exercise | 34 | 1.2K | 278 | 216 |
| 725 | Laser Spectroscopy | 43 | 1.2K | 71 | 80 |
| 726 | complementary therapies | 56 | 1.2K | 115 | 167 |
| 727 | atmosphere | 17 | 1.2K | 204 | 79 |
| 728 | Insects | 29 | 1.2K | 306 | 217 |
| 729 | Crisis Intervention | 28 | 1.2K | 11 | 7 |
| 730 | Apoptosis | 22 | 1.2K | 17 | 8 |
| 730 | neurotoxins | 22 | 1.2K | 17 | 8 |
| 730 | Neurotoxic agents | 22 | 1.2K | 17 | 8 |
| 730 | Nerve regeneration | 22 | 1.2K | 17 | 8 |
| 734 | Geriatric Oncology | 34 | 1.1K | 50 | 58 |
| 735 | North America | 28 | 1.1K | 124 | 61 |
| 735 | cell interaction | 29 | 1.1K | 175 | 186 |
| 737 | Pharmacy | 48 | 1.1K | 360 | 426 |
| 738 | Rheumatology | 71 | 1.1K | 112 | 298 |
| 739 | Hydrogeology | 46 | 1.1K | 29 | 60 |
| 739 | Community Psychology | 11 | 1.1K | 237 | 118 |
| 739 | Ornithology | 55 | 1.1K | 110 | 108 |
| 742 | Neurovirology | 18 | 1.1K | 46 | 26 |
| 742 | Genetic regulation | 26 | 1.1K | 238 | 309 |
| 744 | eye | 16 | 1.1K | 29 | 95 |
| 745 | Fungi | 35 | 1.1K | 183 | 252 |
| 746 | Artificial Organs | 64 | 1.1K | 37 | 41 |
| 747 | Mechatronics | 26 | 1.1K | 166 | 124 |
| 748 | Antiviral agents | 55 | 1.1K | 6 | 17 |
| 749 | Coral reef biology | 23 | 1.1K | 54 | 51 |
| 749 | Birds | 53 | 1.1K | 170 | 162 |
| 751 | chromatin | 7 | 1.1K | 35 | 6 |
| 752 | Quantum Communication | 18 | 1.1K | 21 | 18 |
| 753 | Amyotrophic Lateral Sclerosis | 23 | 1.1K | 26 | 22 |
| 753 | RNA | 11 | 1.1K | 207 | 96 |
| 755 | epilepsy | 38 | 1.1K | 122 | 129 |
| 756 | Chromatographic analysis | 42 | 1.1K | 302 | 251 |
| 757 | Superconductivity | 44 | 1.1K | 40 | 40 |
| 757 | Southeast Asia | 77 | 1.1K | 9 | 11 |
| 759 | big data | 30 | 1.1K | 19 | 26 |
| 760 | freshwater biology | 26 | 1.1K | 152 | 146 |
| 761 | Hydrometeorology | 18 | 1.1K | 45 | 51 |
| 762 | Cross-Cultural Studies | 51 | 1.0K | 18 | 47 |
| 763 | Smart Materials | 30 | 1.0K | 139 | 141 |
| 764 | Alternative Medicine | 49 | 1.0K | 123 | 176 |
| 765 | Language Disorders | 38 | 1.0K | 154 | 150 |
| 766 | Granular materials | 44 | 1.0K | 22 | 30 |
| 767 | Chromatography | 40 | 1.0K | 254 | 216 |
| 768 | Development | 30 | 1.0K | 129 | 180 |
| 769 | Astrocytes | 7 | 1.0K | 258 | 126 |
| 770 | plant molecular biology | 12 | 1.0K | 686 | 562 |
| 771 | Thorax | 13 | 1.0K | 144 | 89 |
| 772 | Aquaculture | 39 | 1.0K | 282 | 313 |
| 773 | Neonatology | 22 | 1.0K | 97 | 55 |
| 774 | Steroids | 35 | 1.0K | 158 | 165 |
| 775 | Economic Assistance | 25 | 1.0K | 128 | 167 |
| 776 | Aquatic ecology | 30 | 1.0K | 126 | 111 |
| 777 | Memory disorders | 29 | 1.0K | 14 | 24 |
| 778 | pollutants | 31 | 1.0K | 371 | 436 |
| 779 | Entrepreneurship | 19 | 1.0K | 221 | 337 |
| 779 | Hearing | 30 | 1.0K | 148 | 118 |
| 781 | Retina | 11 | 999 | 40 | 97 |
| 781 | Jurisprudence | 48 | 999 | 112 | 117 |
| 783 | natural gas | 29 | 997 | 54 | 53 |
| 784 | Neurolinguistics | 14 | 995 | 133 | 89 |
| 785 | Paleoecology | 35 | 994 | 218 | 265 |
| 785 | Bacterial infections | 26 | 994 | 120 | 263 |
| 785 | Antigens | 34 | 994 | 116 | 133 |
| 788 | Emerging infectious diseases | 25 | 981 | 23 | 25 |
| 789 | Soil dynamics | 28 | 975 | 77 | 71 |
| 790 | Musicology | 41 | 974 | 5 | 5 |
| 791 | income | 32 | 970 | 3 | 10 |
| 791 | Wealth | 32 | 970 | 3 | 10 |
| 791 | Parasites | 47 | 970 | 188 | 273 |
| 794 | Logistics | 25 | 967 | 58 | 91 |
| 794 | plant oils | 109 | 967 | 3 | 10 |
| 796 | Finite Element Method | 22 | 959 | 32 | 11 |
| 797 | Antibodies | 32 | 958 | 71 | 96 |
| 798 | Humanities | 50 | 943 | 100 | 82 |
| 799 | Risk | 30 | 934 | 56 | 101 |
| 800 | Liposomes | 23 | 931 | 87 | 115 |
| 800 | Lipid bilayers | 23 | 931 | 68 | 109 |
| 802 | Brain damage | 28 | 924 | 48 | 48 |
| 803 | Youth | 29 | 922 | 115 | 167 |
| 803 | world | 21 | 922 | 162 | 213 |
| 805 | Financial Institutions | 27 | 909 | 10 | 25 |
| 806 | Metallic Glasses | 29 | 906 | 60 | 61 |
| 807 | Orthopedic Surgery | 25 | 905 | 145 | 114 |
| 808 | Gene expression regulation | 21 | 903 | 221 | 249 |
| 809 | Parallel Processing | 28 | 902 | 78 | 122 |
| 810 | Financial management | 19 | 900 | 75 | 91 |
| 811 | Nuclear Medicine | 19 | 898 | 295 | 220 |
| 812 | Surveying | 175 | 896 | 1 | 2 |
| 813 | Carbohydrates | 7 | 894 | 222 | 79 |
| 814 | Industrial Sociology | 16 | 891 | 36 | 19 |
| 815 | ethnicity | 40 | 889 | 48 | 31 |
| 816 | Urban Planning | 23 | 883 | 42 | 51 |
| 817 | Computer Graphics | 24 | 879 | 516 | 428 |
| 818 | sexual behavior | 49 | 878 | 55 | 135 |
| 819 | Lipid metabolism | 26 | 874 | 33 | 80 |
| 819 | Lipid | 26 | 874 | 35 | 80 |
| 821 | Economic Geography | 8 | 871 | 166 | 36 |
| 822 | urban health | 22 | 868 | 41 | 42 |
| 823 | Bioethics | 57 | 866 | 88 | 101 |
| 824 | natural products | 27 | 864 | 437 | 340 |
| 824 | Climate | 17 | 864 | 112 | 95 |
| 826 | consumer behavior | 11 | 861 | 180 | 131 |
| 827 | community development | 23 | 859 | 88 | 59 |
| 828 | Photography | 313 | 854 | 82 | 92 |
| 828 | Personality Assessment | 23 | 854 | 124 | 154 |
| 830 | Molecular Imaging | 15 | 853 | 212 | 179 |
| 831 | Surface properties | 30 | 852 | 161 | 261 |
| 832 | Oxidative stress | 14 | 850 | 237 | 268 |
| 833 | tests | 24 | 848 | 12 | 22 |
| 834 | cross-cultural comparison | 33 | 846 | 28 | 39 |
| 835 | Carbohydrate | 5 | 842 | 11 | 11 |
| 836 | Family | 41 | 841 | 162 | 212 |
| 837 | starch | 22 | 839 | 35 | 30 |
| 838 | planning | 55 | 836 | 23 | 65 |
| 839 | Nonlinear functional analysis | 33 | 833 | 178 | 131 |
| 839 | Paleogeography | 25 | 833 | 258 | 287 |
| 841 | Synaptic Transmission | 16 | 831 | 129 | 77 |
| 842 | Emergency Medical Services | 24 | 829 | 104 | 45 |
| 843 | Respiratory Infections | 30 | 828 | 25 | 23 |
| 843 | Influenza | 30 | 828 | 8 | 12 |
| 845 | drug evaluation | 20 | 827 | 338 | 212 |
| 846 | Marine mammals | 13 | 823 | 61 | 30 |
| 847 | families | 50 | 819 | 86 | 148 |
| 848 | Sexual health | 22 | 818 | 150 | 123 |
| 849 | Restoration Ecology | 30 | 816 | 33 | 69 |
| 850 | enzymes | 33 | 809 | 302 | 416 |
| 851 | Medical Sociology | 39 | 806 | 3 | 1 |
| 852 | children | 19 | 804 | 102 | 110 |
| 853 | child mental health | 26 | 803 | 70 | 59 |
| 854 | Clinical Biochemistry | 24 | 802 | 274 | 263 |
| 855 | plasticity | 15 | 801 | 110 | 126 |
| 855 | visualization | 84 | 801 | 130 | 193 |
| 857 | Surface-Active Agents | 18 | 800 | 261 | 253 |
| 858 | Securities | 20 | 798 | 13 | 21 |
| 859 | Risk Management | 22 | 794 | 105 | 103 |
| 859 | Algal blooms | 11 | 794 | 73 | 64 |
| 859 | Cyanobacteria | 11 | 794 | 73 | 64 |
| 859 | microalgae | 11 | 794 | 73 | 64 |
| 863 | Demography | 39 | 793 | 81 | 142 |
| 864 | Molecular Pharmacology | 23 | 792 | 166 | 226 |
| 865 | Pacific Islands | 78 | 791 | 5 | 8 |
| 866 | Urban Anthropology | 10 | 785 | 32 | 2 |
| 867 | Crystal growth | 37 | 784 | 129 | 209 |
| 868 | preimplantation genetic diagnosis | 20 | 782 | 70 | 33 |
| 868 | embryo transfer | 20 | 782 | 78 | 36 |
| 868 | Personality Disorders | 19 | 782 | 48 | 54 |
| 871 | Taste | 66 | 781 | 4 | 26 |
| 871 | smell | 66 | 781 | 4 | 26 |
| 873 | Physical fitness | 26 | 780 | 203 | 258 |
| 874 | Digestive system diseases | 27 | 779 | 224 | 205 |
| 875 | impact | 20 | 774 | 67 | 77 |
| 876 | Transport | 27 | 769 | 94 | 123 |
| 877 | Drying | 33 | 768 | 30 | 54 |
| 878 | Industrial Ecology | 11 | 765 | 39 | 45 |
| 879 | Genetic Counseling | 34 | 763 | 31 | 22 |
| 879 | Morphology | 30 | 763 | 144 | 131 |
| 881 | Pancreatic diseases | 24 | 758 | 46 | 44 |
| 882 | Recombinant DNA | 31 | 756 | 285 | 354 |
| 883 | Clinical Immunology | 40 | 754 | 187 | 302 |
| 884 | Mass Media | 66 | 753 | 30 | 50 |
| 884 | cloning | 12 | 753 | 221 | 246 |
| 886 | flavor | 62 | 752 | 1 | 14 |
| 887 | Social Change | 16 | 751 | 290 | 355 |
| 887 | Roads | 60 | 751 | 100 | 132 |
| 889 | Heart Failure | 22 | 750 | 97 | 127 |
| 890 | structural stability | 18 | 748 | 66 | 74 |
| 891 | World Wide Web | 54 | 747 | 3 | 16 |
| 892 | Biogeochemical cycles | 18 | 744 | 106 | 211 |
| 893 | traffic safety | 50 | 738 | 9 | 12 |
| 894 | Radiochemistry | 30 | 737 | 181 | 103 |
| 895 | Structural design | 40 | 736 | 84 | 160 |
| 896 | behavior modification | 20 | 735 | 114 | 150 |
| 897 | Comparative Physiology | 24 | 733 | 191 | 210 |
| 898 | Molecular cloning | 28 | 729 | 282 | 339 |
| 898 | Genetic recombination | 28 | 729 | 272 | 336 |
| 900 | Sound | 44 | 727 | 143 | 188 |
| 901 | Marine Ecology | 43 | 721 | 78 | 126 |
| 902 | Simulation Methods | 32 | 720 | 72 | 78 |
| 903 | Dynamics | 55 | 718 | 155 | 248 |
| 904 | Landscape Ecology | 15 | 715 | 104 | 121 |
| 905 | soil conservation | 18 | 712 | 150 | 104 |
| 906 | recreation | 16 | 711 | 217 | 102 |
| 907 | Ecosystem management | 28 | 708 | 83 | 166 |
| 908 | Dietetics | 57 | 707 | 52 | 131 |
| 909 | innovation | 18 | 701 | 106 | 286 |
| 910 | Futures | 18 | 700 | 34 | 13 |
| 911 | Nondestructive testing | 19 | 694 | 150 | 106 |
| 911 | mutagens | 17 | 694 | 216 | 258 |
| 913 | Pharmacognosy | 13 | 692 | 824 | 638 |
| 914 | cell membrane | 15 | 690 | 226 | 221 |
| 915 | Zeolites | 19 | 688 | 247 | 258 |
| 916 | Photogrammetry | 128 | 686 | 23 | 35 |
| 917 | Bioremediation | 17 | 681 | 124 | 125 |
| 918 | Electromagnetism | 29 | 677 | 218 | 226 |
| 919 | Sites | 21 | 674 | 135 | 175 |
| 920 | Organometallic chemistry | 41 | 668 | 375 | 452 |
| 921 | family counseling | 37 | 667 | 5 | 4 |
| 922 | Nursing | 43 | 666 | 311 | 355 |
| 922 | Developed countries | 10 | 666 | 64 | 47 |
| 924 | Qualitative Research | 38 | 662 | 38 | 112 |
| 925 | Public opinion | 22 | 661 | 60 | 85 |
| 926 | geological modeling | 34 | 657 | 39 | 106 |
| 927 | carcinogens | 16 | 655 | 276 | 295 |
| 927 | Extreme environments | 12 | 655 | 28 | 22 |
| 929 | Radiology | 30 | 654 | 292 | 250 |
| 929 | warfare | 19 | 654 | 67 | 88 |
| 929 | Money | 24 | 654 | 7 | 45 |
| 932 | Geochemical Modeling | 33 | 653 | 33 | 93 |
| 932 | Computational Fluid Dynamics | 20 | 653 | 142 | 124 |
| 934 | Evolutionary Genetics | 23 | 651 | 56 | 79 |
| 934 | Molecular Epidemiology | 23 | 651 | 56 | 79 |
| 936 | Economic Thought | 12 | 647 | 79 | 121 |
| 936 | Medical Ethics | 42 | 647 | 164 | 172 |
| 936 | curriculum evaluation | 21 | 647 | 52 | 41 |
| 939 | Feminism | 23 | 641 | 103 | 78 |
| 939 | Consciousness | 20 | 641 | 79 | 90 |
| 941 | Ethics | 34 | 640 | 139 | 136 |
| 941 | Approximation Theory | 35 | 640 | 38 | 43 |
| 943 | Swarm Intelligence | 28 | 637 | 15 | 64 |
| 944 | Human evolution | 12 | 635 | 161 | 144 |
| 945 | crime | 23 | 629 | 171 | 160 |
| 946 | War | 27 | 628 | 10 | 8 |
| 947 | Intelligent Control Systems | 29 | 626 | 134 | 92 |
| 947 | nuclear magnetic resonance spectroscopy | 25 | 626 | 147 | 149 |
| 949 | Microeconomics | 20 | 625 | 71 | 82 |
| 950 | data protection | 21 | 622 | 41 | 55 |
| 951 | Ecological Engineering | 21 | 620 | 70 | 157 |
| 952 | Rural Development | 11 | 619 | 164 | 112 |
| 953 | Raman spectroscopy | 8 | 615 | 420 | 141 |
| 953 | Cell communication | 13 | 615 | 134 | 153 |
| 955 | foreign exchange | 15 | 614 | 53 | 71 |
| 956 | Microbiota | 2 | 613 | 81 | 2 |
| 957 | Catalysts | 18 | 612 | 138 | 127 |
| 958 | pain management | 40 | 608 | 51 | 131 |
| 959 | Digital Media | 16 | 602 | 23 | 24 |
| 959 | human development | 26 | 602 | 173 | 275 |
| 961 | Strategic planning | 28 | 600 | 69 | 195 |
| 962 | Mathematical Economics | 11 | 599 | 120 | 115 |
| 963 | Fuzzy systems | 48 | 596 | 136 | 236 |
| 964 | Groundwater | 23 | 592 | 107 | 123 |
| 965 | Organic Geochemistry | 20 | 590 | 83 | 136 |
| 966 | Otolaryngology | 26 | 589 | 117 | 139 |
| 967 | Asthma | 19 | 588 | 127 | 104 |
| 968 | Malaria | 18 | 586 | 164 | 165 |
| 968 | Ethnology | 104 | 586 | 73 | 240 |
| 970 | Crystallography | 39 | 584 | 361 | 295 |
| 970 | musculoskeletal system | 19 | 584 | 9 | 12 |
| 972 | Computational Mathematics | 9 | 578 | 31 | 21 |
| 973 | Traffic Engineering | 16 | 577 | 88 | 117 |
| 973 | Microprocessors | 21 | 577 | 98 | 60 |
| 975 | environmental indicators | 21 | 575 | 237 | 394 |
| 976 | Nuclear Engineering | 51 | 572 | 255 | 312 |
| 977 | Sarcopenia | 14 | 571 | 62 | 130 |
| 977 | East Asia | 41 | 571 | 36 | 34 |
| 979 | School Psychology | 14 | 570 | 162 | 141 |
| 980 | Computer Engineering | 28 | 568 | 97 | 100 |
| 981 | drug resistance | 15 | 565 | 142 | 151 |
| 981 | Semiotics | 28 | 565 | 25 | 8 |
| 981 | Work | 32 | 565 | 28 | 58 |
| 984 | sex crimes | 17 | 563 | 178 | 144 |
| 985 | Experimental Design | 12 | 560 | 85 | 96 |
| 985 | Infrared spectroscopy | 3 | 560 | 302 | 25 |
| 987 | Venture Capital | 8 | 559 | 112 | 224 |
| 988 | Gender Studies | 22 | 558 | 49 | 74 |
| 989 | Coastal zone management | 32 | 557 | 55 | 127 |
| 990 | international cooperation | 29 | 556 | 83 | 161 |
| 991 | Sociolinguistics | 18 | 555 | 91 | 80 |
| 992 | Oral communication | 22 | 554 | 57 | 76 |
| 993 | civil rights | 43 | 553 | 7 | 28 |
| 994 | Speech Perception | 22 | 552 | 59 | 111 |
| 994 | Geodynamics | 23 | 552 | 284 | 378 |
| 996 | biocatalysis | 3 | 551 | 161 | 180 |
| 996 | Homogeneous catalysis | 3 | 551 | 161 | 180 |
| 996 | Heterogeneous catalysis | 3 | 551 | 161 | 180 |
| 999 | Labor Economics | 16 | 549 | 115 | 122 |
| 1000 | Ecological Genetics | 25 | 548 | 71 | 75 |