| 1 | Biology | 2,239 | 282.2K | 112 | 79 |
| 2 | Science | 2,619 | 275.4K | 93 | 88 |
| 3 | Physics | 3,182 | 273.4K | 104 | 104 |
| 4 | Chemistry | 3,521 | 234.9K | 67 | 59 |
| 5 | Medicine | 2,528 | 225.3K | 97 | 55 |
| 6 | Molecular Biology | 2,120 | 177.5K | 65 | 53 |
| 7 | Biochemistry | 3,472 | 171.8K | 52 | 61 |
| 8 | Natural history | 353 | 145.3K | 142 | 75 |
| 9 | Astrophysics | 2,482 | 137.2K | 53 | 79 |
| 10 | Astronomy | 2,144 | 123.0K | 46 | 67 |
| 11 | Microbiology | 1,548 | 117.2K | 53 | 50 |
| 12 | Neurology | 1,380 | 106.6K | 104 | 89 |
| 13 | Human genetics | 588 | 100.9K | 25 | 49 |
| 14 | Cytology | 817 | 96.6K | 88 | 70 |
| 15 | Research | 2,096 | 88.6K | 70 | 67 |
| 16 | Cell Biology | 584 | 84.4K | 117 | 74 |
| 17 | Virology | 593 | 77.0K | 53 | 55 |
| 18 | Ecology | 1,127 | 75.1K | 91 | 107 |
| 19 | Materials | 1,468 | 72.2K | 89 | 107 |
| 20 | Psychiatry | 777 | 64.9K | 73 | 52 |
| 21 | Medical genetics | 915 | 64.8K | 21 | 29 |
| 22 | Pharmacology | 1,047 | 57.3K | 72 | 26 |
| 23 | Surgery | 124 | 56.9K | 141 | 40 |
| 24 | Psychology | 1,087 | 56.2K | 58 | 59 |
| 25 | Endocrinology | 793 | 54.3K | 51 | 53 |
| 26 | Computer Vision | 138 | 51.1K | 26 | 5 |
| 27 | Environment | 684 | 51.0K | 69 | 75 |
| 28 | Pharmaceutical Chemistry | 1,124 | 50.7K | 5 | 5 |
| 29 | Metabolism | 611 | 47.0K | 43 | 37 |
| 30 | Genetics | 515 | 44.1K | 103 | 97 |
| 31 | Cancer | 545 | 43.7K | 76 | 49 |
| 32 | Physiology | 760 | 41.6K | 77 | 68 |
| 33 | Nanotechnology | 759 | 41.5K | 115 | 141 |
| 34 | Biotechnology | 667 | 41.4K | 106 | 109 |
| 35 | Mental Disorders | 390 | 39.4K | 75 | 36 |
| 36 | Biophysics | 1,107 | 38.5K | 78 | 91 |
| 37 | Hematology | 641 | 38.3K | 68 | 60 |
| 38 | Catalysis | 879 | 36.7K | 44 | 71 |
| 39 | Composite Materials | 598 | 36.3K | 21 | 16 |
| 40 | Metabolic diseases | 423 | 35.7K | 53 | 51 |
| 41 | Behavior | 502 | 33.8K | 64 | 53 |
| 42 | Pollution | 495 | 33.4K | 148 | 145 |
| 43 | Botany | 562 | 33.3K | 102 | 95 |
| 44 | Chemical Engineering | 628 | 33.0K | 135 | 102 |
| 45 | Psychophysiology | 525 | 33.0K | 77 | 63 |
| 46 | Neurophysiology | 542 | 31.8K | 69 | 94 |
| 47 | human behavior | 358 | 31.3K | 53 | 38 |
| 48 | Polymers | 731 | 31.3K | 114 | 86 |
| 49 | Geomorphology | 327 | 30.3K | 3 | 1 |
| 50 | Artificial Intelligence | 335 | 29.1K | 82 | 46 |
| 51 | Nuclear Physics | 1,147 | 29.1K | 183 | 283 |
| 52 | Solid State Physics | 1,111 | 29.0K | 80 | 129 |
| 53 | Biocompatible Materials | 424 | 28.7K | 124 | 104 |
| 54 | Europe | 1,024 | 28.6K | 4 | 5 |
| 55 | Immunology | 406 | 28.4K | 143 | 125 |
| 56 | Spectrum analysis | 763 | 28.4K | 116 | 221 |
| 57 | United States | 530 | 27.6K | 198 | 119 |
| 58 | Mental illness | 222 | 27.2K | 74 | 28 |
| 59 | Metallurgy | 431 | 26.9K | 40 | 30 |
| 60 | Economics | 603 | 26.3K | 71 | 78 |
| 61 | Membranes | 372 | 25.8K | 11 | 9 |
| 62 | Clinical Chemistry | 662 | 25.5K | 7 | 17 |
| 63 | Environmental Health | 488 | 24.4K | 140 | 150 |
| 64 | Hypertension | 302 | 24.3K | 60 | 67 |
| 65 | Computational Biology | 277 | 24.3K | 51 | 44 |
| 66 | Electronics | 719 | 24.1K | 38 | 46 |
| 67 | Materials Science | 683 | 24.0K | 112 | 158 |
| 68 | Critical Care Medicine | 253 | 24.0K | 39 | 31 |
| 69 | Critical Care | 248 | 23.8K | 42 | 31 |
| 70 | Condensed Matter | 765 | 23.4K | 116 | 167 |
| 71 | Biomedical Engineering | 573 | 23.3K | 90 | 82 |
| 72 | Nutrition | 327 | 23.3K | 158 | 76 |
| 73 | polymerization | 540 | 21.9K | 114 | 90 |
| 74 | Image Processing | 170 | 21.8K | 105 | 36 |
| 75 | viruses | 254 | 21.2K | 45 | 37 |
| 76 | Soil Science | 281 | 20.9K | 40 | 20 |
| 77 | Cardiovascular system | 214 | 20.7K | 90 | 91 |
| 78 | management | 316 | 20.4K | 82 | 140 |
| 79 | Bioengineering | 271 | 20.1K | 186 | 168 |
| 80 | United Kingdom | 278 | 20.0K | 25 | 10 |
| 81 | Genomics | 395 | 19.9K | 44 | 37 |
| 82 | Metals | 232 | 19.7K | 72 | 49 |
| 83 | Colloids | 464 | 19.7K | 92 | 89 |
| 84 | Education | 480 | 19.6K | 84 | 56 |
| 85 | Statistics | 628 | 19.6K | 26 | 55 |
| 85 | Green Chemistry | 264 | 19.6K | 16 | 11 |
| 87 | Diabetes | 273 | 19.6K | 65 | 56 |
| 88 | Nervous system | 346 | 19.4K | 47 | 72 |
| 89 | Computer Graphics | 126 | 19.4K | 107 | 18 |
| 90 | Microbial Ecology | 285 | 19.3K | 46 | 73 |
| 91 | Sports Medicine | 316 | 19.2K | 53 | 28 |
| 92 | Transplantation | 336 | 19.1K | 25 | 21 |
| 93 | Environmental Management | 279 | 19.0K | 27 | 7 |
| 94 | pain | 277 | 19.0K | 26 | 30 |
| 95 | Organic Chemistry | 524 | 18.8K | 17 | 31 |
| 96 | Food | 378 | 18.7K | 32 | 23 |
| 97 | nanoscience | 268 | 18.7K | 107 | 102 |
| 98 | Manufacturing Processes | 421 | 18.7K | 23 | 13 |
| 99 | Biochemical Engineering | 251 | 18.6K | 141 | 157 |
| 100 | Cell differentiation | 148 | 18.6K | 103 | 66 |
| 101 | Signal Processing | 435 | 18.5K | 59 | 74 |
| 102 | Social Psychology | 294 | 18.4K | 74 | 84 |
| 103 | Environmental Policy | 289 | 18.1K | 46 | 55 |
| 104 | Bioorganic chemistry | 531 | 18.0K | 9 | 18 |
| 105 | Pathology | 325 | 18.0K | 52 | 50 |
| 106 | Diabetes mellitus | 234 | 17.8K | 68 | 61 |
| 107 | Hydrology | 260 | 17.7K | 65 | 40 |
| 108 | Developmental Biology | 198 | 17.6K | 116 | 87 |
| 109 | Bioinformatics | 188 | 17.6K | 67 | 50 |
| 110 | Liver diseases | 137 | 17.6K | 88 | 48 |
| 111 | Oncology | 191 | 17.1K | 92 | 73 |
| 112 | Immunity | 156 | 17.0K | 129 | 133 |
| 113 | Public Health | 504 | 16.7K | 186 | 223 |
| 114 | Learning | 240 | 16.4K | 14 | 14 |
| 115 | drugs | 332 | 16.0K | 16 | 3 |
| 116 | food technology | 325 | 16.0K | 36 | 22 |
| 117 | biological evolution | 196 | 15.8K | 99 | 113 |
| 118 | Molecular evolution | 164 | 15.8K | 33 | 31 |
| 119 | Geriatrics | 318 | 15.6K | 101 | 72 |
| 120 | genome | 157 | 15.6K | 53 | 67 |
| 121 | Obstetrics | 311 | 15.6K | 88 | 51 |
| 122 | Neurons | 83 | 15.5K | 55 | 63 |
| 123 | environmental pollution | 298 | 15.4K | 156 | 144 |
| 124 | Animal Behavior | 172 | 15.3K | 149 | 69 |
| 125 | Diagnostic Imaging | 292 | 15.2K | 25 | 15 |
| 126 | personality | 217 | 15.0K | 44 | 52 |
| 127 | Pharmacy | 272 | 15.0K | 51 | 17 |
| 128 | Medical Microbiology | 218 | 14.9K | 79 | 61 |
| 129 | Aging | 302 | 14.7K | 98 | 71 |
| 130 | Public Policy | 387 | 14.6K | 6 | 8 |
| 131 | Epidemiology | 356 | 14.5K | 110 | 131 |
| 132 | Educational Psychology | 235 | 14.5K | 23 | 12 |
| 133 | drug therapy | 355 | 14.3K | 38 | 36 |
| 134 | Neurobiology | 253 | 14.1K | 52 | 81 |
| 135 | psychotherapy | 218 | 14.1K | 21 | 30 |
| 136 | Ethology | 130 | 14.1K | 126 | 48 |
| 137 | Environmental Engineering | 237 | 14.1K | 147 | 151 |
| 138 | Surface Chemistry | 425 | 14.0K | 104 | 129 |
| 139 | Mathematics | 965 | 14.0K | 123 | 137 |
| 140 | Bacteriology | 215 | 13.7K | 72 | 81 |
| 141 | Structural dynamics | 199 | 13.6K | 16 | 12 |
| 142 | Food Microbiology | 198 | 13.6K | 7 | 8 |
| 143 | soil microbiology | 191 | 13.6K | 37 | 38 |
| 144 | Brain | 312 | 13.6K | 117 | 142 |
| 145 | Renewable Energy Sources | 142 | 13.5K | 101 | 88 |
| 146 | System analysis | 325 | 13.4K | 7 | 14 |
| 147 | Reproduction | 296 | 13.3K | 52 | 42 |
| 148 | Cell death | 75 | 13.3K | 99 | 45 |
| 149 | Plant physiology | 133 | 13.2K | 160 | 66 |
| 150 | Radiography | 81 | 13.1K | 60 | 17 |
| 151 | vibration | 213 | 13.1K | 20 | 8 |
| 152 | Cognitive Science | 175 | 13.0K | 18 | 30 |
| 153 | Child psychology | 183 | 12.9K | 85 | 81 |
| 154 | Automation | 174 | 12.8K | 132 | 99 |
| 155 | Economic History | 240 | 12.7K | 109 | 32 |
| 156 | Statistical physics | 449 | 12.7K | 167 | 181 |
| 157 | Cognition | 320 | 12.7K | 35 | 64 |
| 158 | Developing countries | 190 | 12.7K | 58 | 27 |
| 159 | Plant Ecology | 195 | 12.4K | 39 | 28 |
| 160 | Economic Development | 134 | 12.4K | 48 | 27 |
| 161 | Water | 223 | 12.4K | 84 | 107 |
| 162 | Sports | 292 | 12.2K | 31 | 26 |
| 163 | Environmental Chemistry | 111 | 12.1K | 92 | 74 |
| 164 | Environmental Geology | 135 | 12.1K | 24 | 4 |
| 165 | Toxicology | 325 | 12.1K | 176 | 182 |
| 166 | Nanostructured Materials | 362 | 11.9K | 97 | 143 |
| 167 | Geophysics | 276 | 11.9K | 296 | 275 |
| 168 | rehabilitation | 247 | 11.9K | 52 | 43 |
| 169 | Electrochemistry | 714 | 11.8K | 70 | 144 |
| 170 | Child Development | 212 | 11.3K | 85 | 85 |
| 171 | Health | 228 | 11.3K | 61 | 40 |
| 172 | Adolescent | 230 | 11.3K | 73 | 30 |
| 173 | Environmental monitoring | 198 | 11.3K | 146 | 118 |
| 174 | plant molecular biology | 81 | 11.2K | 174 | 101 |
| 175 | transport vesicles | 12 | 11.0K | 42 | 79 |
| 176 | Energy Conversion | 58 | 10.9K | 145 | 81 |
| 177 | Teaching | 163 | 10.9K | 50 | 12 |
| 178 | energy conservation | 147 | 10.9K | 74 | 65 |
| 179 | Agricultural Chemistry | 205 | 10.9K | 81 | 46 |
| 180 | Biomass Energy | 130 | 10.8K | 117 | 75 |
| 181 | Sociology | 236 | 10.8K | 139 | 120 |
| 182 | marketing | 110 | 10.8K | 115 | 84 |
| 183 | Emotions | 148 | 10.8K | 1 | 6 |
| 184 | nucleic acids | 290 | 10.8K | 25 | 147 |
| 185 | Systems Analysis | 247 | 10.6K | 1 | 3 |
| 186 | Embryology | 125 | 10.4K | 121 | 92 |
| 187 | Analytical Chemistry | 326 | 10.2K | 206 | 266 |
| 188 | Microelectronics | 358 | 10.0K | 28 | 105 |
| 189 | Radio | 192 | 9.9K | 61 | 67 |
| 190 | adolescence | 168 | 9.9K | 12 | 11 |
| 191 | Physical Chemistry | 169 | 9.8K | 114 | 92 |
| 192 | fertility | 114 | 9.8K | 50 | 26 |
| 193 | Public Administration | 196 | 9.7K | 22 | 20 |
| 194 | Infertility | 110 | 9.7K | 47 | 25 |
| 195 | Biodiversity conservation | 86 | 9.6K | 146 | 130 |
| 196 | infection | 129 | 9.5K | 53 | 22 |
| 197 | Hormones | 182 | 9.5K | 12 | 11 |
| 198 | Engineering | 359 | 9.5K | 88 | 83 |
| 199 | Immunotherapy | 97 | 9.5K | 131 | 86 |
| 200 | Operations Research | 266 | 9.4K | 40 | 61 |
| 201 | Cytogenetics | 118 | 9.4K | 85 | 90 |
| 202 | Social Sciences | 272 | 9.4K | 105 | 80 |
| 203 | Lung Transplantation | 126 | 9.3K | 16 | 12 |
| 203 | Heart transplantation | 126 | 9.3K | 16 | 12 |
| 205 | Medical Physics | 286 | 9.3K | 48 | 62 |
| 206 | Immune system | 52 | 9.3K | 115 | 98 |
| 207 | Pharmaceutical Technology | 161 | 9.3K | 14 | 2 |
| 208 | Agriculture | 169 | 9.1K | 80 | 48 |
| 209 | Quantum Gravity | 223 | 9.1K | 286 | 293 |
| 209 | Cardiovascular diseases | 149 | 9.1K | 63 | 17 |
| 211 | Infections | 107 | 9.0K | 32 | 16 |
| 212 | Virulence | 100 | 9.0K | 63 | 58 |
| 213 | Electrical Engineering | 407 | 8.8K | 74 | 56 |
| 214 | Molecular Genetics | 132 | 8.7K | 99 | 93 |
| 215 | Leukemia | 154 | 8.6K | 29 | 56 |
| 216 | soil management | 80 | 8.6K | 13 | 5 |
| 217 | Earth Sciences | 149 | 8.5K | 249 | 181 |
| 218 | Plant diseases | 196 | 8.5K | 80 | 56 |
| 219 | Nuclear Medicine | 200 | 8.5K | 18 | 17 |
| 220 | Plant cells | 55 | 8.4K | 212 | 154 |
| 221 | Sustainable Engineering | 133 | 8.3K | 37 | 30 |
| 222 | Disease | 17 | 8.3K | 42 | 50 |
| 223 | Technology | 244 | 8.2K | 176 | 152 |
| 224 | Optical materials | 192 | 8.2K | 140 | 178 |
| 225 | Obesity | 175 | 8.2K | 92 | 97 |
| 226 | Water pollution | 159 | 8.2K | 141 | 137 |
| 227 | Therapeutics | 129 | 8.1K | 109 | 75 |
| 228 | Neuropsychology | 226 | 8.1K | 85 | 103 |
| 229 | diseases | 12 | 8.1K | 82 | 51 |
| 230 | cell physiology | 63 | 8.0K | 184 | 90 |
| 231 | gene mapping | 150 | 8.0K | 69 | 85 |
| 232 | Plants | 100 | 8.0K | 185 | 151 |
| 233 | Respiration | 172 | 7.9K | 59 | 63 |
| 234 | environmental protection | 208 | 7.9K | 83 | 130 |
| 235 | Geography | 143 | 7.9K | 152 | 94 |
| 236 | Anatomy | 116 | 7.8K | 171 | 110 |
| 237 | Growth | 80 | 7.8K | 130 | 120 |
| 238 | risk factors | 115 | 7.8K | 7 | 2 |
| 239 | gene therapy | 139 | 7.8K | 24 | 26 |
| 240 | Memory | 207 | 7.8K | 85 | 90 |
| 241 | Diet | 93 | 7.8K | 213 | 145 |
| 242 | Child | 219 | 7.7K | 87 | 74 |
| 243 | Telecommunication | 177 | 7.7K | 179 | 175 |
| 244 | Climate change | 49 | 7.6K | 128 | 127 |
| 244 | Eutrophication | 49 | 7.6K | 124 | 126 |
| 246 | Research Design | 163 | 7.5K | 26 | 53 |
| 247 | actuators | 200 | 7.5K | 56 | 60 |
| 247 | transducers | 200 | 7.5K | 56 | 60 |
| 249 | Parenteral nutrition | 74 | 7.5K | 53 | 37 |
| 250 | concrete | 103 | 7.5K | 54 | 57 |
| 251 | Energy Policy | 135 | 7.4K | 135 | 133 |
| 252 | tillage | 53 | 7.4K | 16 | 5 |
| 253 | Hemodynamics | 102 | 7.4K | 38 | 40 |
| 254 | locomotion | 210 | 7.3K | 1 | 5 |
| 254 | posture | 210 | 7.3K | 1 | 5 |
| 254 | gait | 210 | 7.3K | 1 | 5 |
| 254 | walking | 210 | 7.3K | 1 | 5 |
| 258 | Enteral nutrition | 67 | 7.2K | 31 | 28 |
| 259 | Clinical Psychology | 117 | 7.2K | 83 | 88 |
| 260 | Meteorology | 117 | 7.2K | 230 | 203 |
| 261 | Diagnostic microbiology | 72 | 7.2K | 92 | 76 |
| 262 | Pharmacokinetics | 108 | 7.1K | 11 | 3 |
| 263 | Pediatrics | 151 | 7.1K | 181 | 187 |
| 264 | Medical Laboratory Science | 139 | 7.1K | 88 | 100 |
| 265 | Agricultural Engineering | 162 | 7.1K | 2 | 1 |
| 266 | Developmental Disabilities | 179 | 7.1K | 22 | 45 |
| 267 | Communication | 190 | 7.0K | 71 | 91 |
| 268 | Immunopathology | 135 | 7.0K | 38 | 27 |
| 269 | Optics | 399 | 7.0K | 239 | 280 |
| 270 | world | 98 | 6.9K | 19 | 21 |
| 271 | Molecular Imaging | 129 | 6.9K | 14 | 16 |
| 272 | Developmental Psychology | 114 | 6.9K | 56 | 57 |
| 273 | Political Science | 174 | 6.9K | 95 | 75 |
| 274 | Biopharmaceutics | 147 | 6.9K | 6 | 8 |
| 275 | Evolution | 125 | 6.9K | 151 | 188 |
| 276 | sanitation | 92 | 6.8K | 161 | 188 |
| 277 | Pediatric Neurology | 71 | 6.8K | 92 | 100 |
| 278 | Neurochemistry | 147 | 6.8K | 201 | 193 |
| 279 | Cognitive neuroscience | 115 | 6.7K | 57 | 93 |
| 280 | Mathematical Physics | 398 | 6.7K | 66 | 195 |
| 281 | Development | 87 | 6.7K | 24 | 20 |
| 282 | Cell metabolism | 36 | 6.6K | 52 | 60 |
| 283 | Physical Therapy | 134 | 6.6K | 66 | 61 |
| 284 | Semiconductors | 371 | 6.6K | 9 | 12 |
| 285 | Adolescent Psychology | 104 | 6.6K | 21 | 12 |
| 286 | economic policy | 193 | 6.5K | 44 | 36 |
| 287 | Chronic diseases | 52 | 6.5K | 77 | 66 |
| 288 | Thrombosis | 146 | 6.5K | 34 | 52 |
| 289 | Computer Science | 111 | 6.5K | 55 | 9 |
| 290 | Homeostasis | 28 | 6.5K | 61 | 61 |
| 291 | miniaturization | 93 | 6.4K | 167 | 180 |
| 292 | Perception | 268 | 6.4K | 69 | 107 |
| 293 | Molecular ecology | 102 | 6.4K | 55 | 80 |
| 294 | Cerebral cortex | 138 | 6.3K | 28 | 44 |
| 295 | Oncogenes | 60 | 6.3K | 146 | 102 |
| 296 | Soil biology | 109 | 6.3K | 44 | 63 |
| 297 | Control Theory | 113 | 6.3K | 142 | 51 |
| 298 | Genetic engineering | 99 | 6.3K | 127 | 94 |
| 299 | Liposomes | 120 | 6.2K | 1 | 10 |
| 299 | Lipid bilayers | 120 | 6.2K | 1 | 10 |
| 301 | Business | 98 | 6.2K | 152 | 192 |
| 302 | Rheumatology | 92 | 6.2K | 77 | 64 |
| 303 | Radiobiology | 142 | 6.2K | 88 | 82 |
| 304 | Histology | 123 | 6.2K | 104 | 94 |
| 305 | Medical Oncology | 128 | 6.2K | 124 | 117 |
| 306 | Marine Biology | 144 | 6.1K | 206 | 175 |
| 307 | Medical innovations | 50 | 6.0K | 80 | 74 |
| 308 | Biodiversity | 133 | 6.0K | 103 | 129 |
| 309 | Clinical Pharmacology | 149 | 5.9K | 36 | 25 |
| 310 | Molecular Microbiology | 54 | 5.9K | 107 | 65 |
| 311 | Parasitic Diseases | 108 | 5.9K | 96 | 65 |
| 312 | Environmental Microbiology | 90 | 5.9K | 44 | 71 |
| 313 | drug development | 55 | 5.8K | 72 | 73 |
| 314 | Bones | 98 | 5.8K | 18 | 24 |
| 315 | Production Engineering | 245 | 5.8K | 38 | 35 |
| 316 | Chromosome mapping | 127 | 5.7K | 69 | 78 |
| 317 | Biomechanics | 143 | 5.7K | 51 | 70 |
| 318 | Rheology | 124 | 5.7K | 9 | 10 |
| 319 | Biometrics | 166 | 5.6K | 33 | 54 |
| 320 | Food additives | 149 | 5.6K | 13 | 36 |
| 321 | Host-parasite interactions | 79 | 5.6K | 93 | 131 |
| 322 | Nonlinear Dynamics | 204 | 5.5K | 123 | 149 |
| 323 | Health Education | 179 | 5.4K | 83 | 87 |
| 324 | Earthquake Engineering | 102 | 5.4K | 129 | 87 |
| 325 | Stem cells | 118 | 5.4K | 78 | 78 |
| 326 | Population Genetics | 96 | 5.4K | 77 | 104 |
| 327 | Cement | 55 | 5.4K | 48 | 45 |
| 328 | plant communities | 86 | 5.3K | 63 | 67 |
| 329 | Industrial Microbiology | 109 | 5.3K | 72 | 75 |
| 330 | Audiology | 141 | 5.3K | 28 | 29 |
| 331 | Zeolites | 107 | 5.3K | 11 | 5 |
| 332 | Genetic therapy | 116 | 5.3K | 42 | 42 |
| 333 | Geochemistry | 143 | 5.3K | 211 | 243 |
| 334 | proteins | 147 | 5.2K | 88 | 114 |
| 335 | Psychopharmacology | 51 | 5.2K | 259 | 154 |
| 336 | behavioral medicine | 84 | 5.1K | 92 | 97 |
| 337 | Ceramic materials | 124 | 5.1K | 39 | 18 |
| 338 | Neural circuitry | 84 | 5.1K | 125 | 74 |
| 339 | Quality of life | 89 | 5.1K | 49 | 55 |
| 340 | Economic Assistance | 67 | 5.1K | 28 | 22 |
| 341 | Data Mining | 64 | 5.1K | 15 | 35 |
| 342 | Ophthalmology | 144 | 5.1K | 129 | 137 |
| 343 | Recycling | 64 | 5.0K | 15 | 12 |
| 344 | hydrocolloids | 134 | 5.0K | 15 | 33 |
| 345 | micromechanics | 94 | 5.0K | 17 | 5 |
| 346 | Microwaves | 212 | 5.0K | 39 | 49 |
| 347 | energy resources | 75 | 5.0K | 60 | 95 |
| 348 | Urology | 148 | 4.9K | 120 | 126 |
| 349 | Steroids | 113 | 4.9K | 17 | 9 |
| 350 | Industrial Engineering | 134 | 4.9K | 77 | 72 |
| 351 | Allergy | 83 | 4.9K | 103 | 165 |
| 352 | Chemotherapy | 132 | 4.9K | 41 | 32 |
| 353 | insurance | 144 | 4.8K | 3 | 3 |
| 354 | Nanoelectronics | 272 | 4.8K | 2 | 2 |
| 355 | Building Materials | 131 | 4.8K | 97 | 148 |
| 356 | Medical Ethics | 170 | 4.8K | 31 | 9 |
| 357 | Youth | 81 | 4.8K | 20 | 18 |
| 358 | arthritis | 87 | 4.7K | 121 | 126 |
| 359 | Radio waves | 117 | 4.7K | 64 | 66 |
| 360 | Organizational Behavior | 61 | 4.7K | 31 | 41 |
| 361 | Photonics | 123 | 4.6K | 169 | 218 |
| 362 | Sound | 114 | 4.6K | 27 | 27 |
| 363 | Production Management | 54 | 4.6K | 105 | 90 |
| 364 | Alzheimer's disease | 220 | 4.6K | 65 | 87 |
| 365 | Molecular structure | 127 | 4.6K | 111 | 160 |
| 366 | finance | 103 | 4.5K | 214 | 170 |
| 367 | Solar Energy | 88 | 4.5K | 67 | 60 |
| 368 | Land use | 86 | 4.5K | 25 | 13 |
| 369 | Molecular Pharmacology | 98 | 4.5K | 23 | 28 |
| 369 | Information Science | 176 | 4.5K | 58 | 143 |
| 371 | Actuarial Science | 138 | 4.5K | 2 | 2 |
| 372 | Agronomy | 18 | 4.5K | 109 | 39 |
| 373 | Psychometrics | 119 | 4.5K | 19 | 42 |
| 374 | Semiconductor industry | 243 | 4.4K | 2 | 2 |
| 375 | Solid State Chemistry | 209 | 4.4K | 94 | 112 |
| 376 | Process Control | 68 | 4.4K | 21 | 28 |
| 377 | Information Technology | 102 | 4.4K | 104 | 117 |
| 378 | Anxiety | 42 | 4.4K | 55 | 32 |
| 379 | Machine Learning | 74 | 4.4K | 4 | 21 |
| 380 | Eating Disorders | 115 | 4.4K | 39 | 40 |
| 381 | Anxiety Disorders | 41 | 4.4K | 57 | 33 |
| 382 | Geology | 165 | 4.3K | 325 | 390 |
| 383 | Regional Planning | 136 | 4.3K | 49 | 67 |
| 384 | Linguistics | 270 | 4.3K | 10 | 73 |
| 385 | Microorganisms | 41 | 4.3K | 112 | 79 |
| 386 | Geriatric Oncology | 102 | 4.3K | 7 | 6 |
| 387 | Power Electronics | 53 | 4.3K | 158 | 103 |
| 388 | Ultrasonics | 149 | 4.3K | 18 | 37 |
| 389 | Bioethics | 153 | 4.2K | 19 | 6 |
| 390 | Archaeology | 139 | 4.2K | 63 | 63 |
| 391 | Visual Perception | 199 | 4.2K | 73 | 113 |
| 392 | cytokines | 47 | 4.1K | 100 | 34 |
| 393 | Insects | 82 | 4.1K | 85 | 47 |
| 394 | enzymes | 85 | 4.1K | 84 | 61 |
| 395 | Health Services Research | 123 | 4.1K | 102 | 109 |
| 396 | Attention | 151 | 4.1K | 111 | 129 |
| 397 | Digestive system diseases | 49 | 4.0K | 118 | 12 |
| 398 | Drug delivery systems | 68 | 4.0K | 94 | 104 |
| 399 | Neurosurgery | 73 | 4.0K | 47 | 37 |
| 400 | Primary health care | 151 | 4.0K | 63 | 80 |
| 401 | Photochemistry | 101 | 4.0K | 40 | 36 |
| 402 | Wireless Communication Systems | 111 | 3.9K | 237 | 217 |
| 403 | Solar System | 114 | 3.9K | 62 | 78 |
| 404 | rare diseases | 96 | 3.9K | 5 | 7 |
| 405 | city planning | 139 | 3.9K | 56 | 90 |
| 406 | Vaccines | 113 | 3.9K | 105 | 103 |
| 407 | Depression | 31 | 3.8K | 30 | 21 |
| 407 | vascular diseases | 58 | 3.8K | 80 | 77 |
| 409 | Environmental Toxicology | 52 | 3.8K | 326 | 179 |
| 410 | Schizophrenia | 77 | 3.8K | 112 | 102 |
| 411 | disabilities | 92 | 3.8K | 18 | 13 |
| 412 | brain mapping | 71 | 3.8K | 35 | 47 |
| 413 | Psychosomatic Medicine | 83 | 3.8K | 39 | 56 |
| 414 | Soft Condensed Matter | 65 | 3.7K | 131 | 58 |
| 415 | Sustainable Development | 57 | 3.7K | 143 | 119 |
| 416 | Software Engineering | 60 | 3.7K | 85 | 51 |
| 417 | Feeding and Eating Disorders | 96 | 3.7K | 45 | 47 |
| 418 | Structural Engineering | 95 | 3.7K | 163 | 132 |
| 419 | Magnetic Resonance Spectroscopy | 75 | 3.7K | 112 | 54 |
| 420 | Hazardous waste | 68 | 3.7K | 13 | 18 |
| 421 | scientific societies | 89 | 3.6K | 17 | 10 |
| 422 | Cryptography | 74 | 3.6K | 9 | 3 |
| 423 | Cytokine | 42 | 3.6K | 3 | 6 |
| 424 | Genetic disorders | 88 | 3.6K | 11 | 7 |
| 425 | auditory perception | 55 | 3.6K | 11 | 13 |
| 426 | nuclear magnetic resonance | 69 | 3.6K | 120 | 52 |
| 427 | Climatology | 70 | 3.6K | 242 | 218 |
| 428 | Tourism | 49 | 3.6K | 211 | 162 |
| 429 | Kidney diseases | 62 | 3.5K | 75 | 50 |
| 430 | Numerical Analysis | 196 | 3.5K | 37 | 83 |
| 430 | biopolymers | 65 | 3.5K | 140 | 74 |
| 432 | Speech Perception | 53 | 3.5K | 8 | 12 |
| 433 | Information Retrieval | 56 | 3.5K | 10 | 16 |
| 434 | Vocational guidance | 52 | 3.5K | 129 | 77 |
| 435 | Physical Geography | 17 | 3.5K | 100 | 3 |
| 436 | Bone diseases | 36 | 3.5K | 18 | 27 |
| 437 | Industrial Policy | 53 | 3.5K | 5 | 3 |
| 438 | Mental Health | 111 | 3.5K | 83 | 70 |
| 439 | Respiratory system | 64 | 3.5K | 15 | 7 |
| 440 | Biogeography | 52 | 3.5K | 107 | 98 |
| 441 | Gerontology | 112 | 3.4K | 175 | 127 |
| 442 | Sun | 104 | 3.4K | 22 | 30 |
| 443 | Drug design | 74 | 3.4K | 51 | 55 |
| 444 | Environmental pollutants | 82 | 3.4K | 147 | 144 |
| 445 | Econometrics | 96 | 3.4K | 93 | 139 |
| 446 | human development | 67 | 3.4K | 58 | 59 |
| 447 | Quality Control | 89 | 3.4K | 56 | 51 |
| 448 | behavior therapy | 90 | 3.4K | 59 | 73 |
| 449 | radioactive waste | 57 | 3.4K | 16 | 22 |
| 449 | industrial waste | 57 | 3.4K | 17 | 22 |
| 451 | Clinical Immunology | 72 | 3.3K | 89 | 55 |
| 452 | pollutants | 76 | 3.3K | 127 | 124 |
| 453 | Electrophoresis | 131 | 3.3K | 37 | 58 |
| 454 | Growth factors | 31 | 3.3K | 6 | 5 |
| 455 | Forest Ecology | 65 | 3.3K | 100 | 82 |
| 456 | psychopathology | 21 | 3.3K | 76 | 38 |
| 457 | economic conditions | 13 | 3.3K | 169 | 20 |
| 458 | Economic Thought | 12 | 3.2K | 80 | 17 |
| 459 | solar cells | 60 | 3.2K | 39 | 33 |
| 460 | Small Business | 44 | 3.2K | 33 | 85 |
| 461 | Ultrasound | 121 | 3.2K | 19 | 24 |
| 462 | language | 59 | 3.2K | 63 | 49 |
| 463 | Atmospheric Physics | 45 | 3.2K | 333 | 252 |
| 464 | Energy Storage | 32 | 3.2K | 241 | 97 |
| 465 | Information Theory | 77 | 3.2K | 131 | 115 |
| 466 | Environmental Law | 79 | 3.1K | 48 | 129 |
| 467 | Nursing | 89 | 3.1K | 143 | 75 |
| 468 | Transportation | 98 | 3.1K | 166 | 173 |
| 469 | Entomology | 82 | 3.1K | 270 | 154 |
| 470 | Philosophy | 342 | 3.1K | 20 | 59 |
| 471 | Lipids | 63 | 3.1K | 115 | 112 |
| 472 | Health Policy | 105 | 3.1K | 195 | 209 |
| 473 | Educational Technology | 76 | 3.0K | 68 | 53 |
| 474 | Nanoparticles | 68 | 3.0K | 182 | 168 |
| 475 | Work | 28 | 3.0K | 35 | 6 |
| 476 | commerce | 53 | 3.0K | 113 | 151 |
| 477 | Job satisfaction | 26 | 3.0K | 6 | 6 |
| 477 | job stress | 26 | 3.0K | 6 | 6 |
| 479 | Agricultural Ecology | 60 | 3.0K | 82 | 111 |
| 480 | Yeast | 57 | 3.0K | 9 | 12 |
| 481 | soil conservation | 49 | 3.0K | 25 | 11 |
| 482 | Systems Biology | 92 | 3.0K | 74 | 80 |
| 483 | Ocean Engineering | 85 | 3.0K | 191 | 176 |
| 484 | Engineering Mathematics | 80 | 3.0K | 152 | 84 |
| 485 | Biomass | 14 | 3.0K | 153 | 18 |
| 486 | Psycholinguistics | 56 | 3.0K | 121 | 113 |
| 487 | Proteome | 76 | 3.0K | 62 | 117 |
| 488 | Human Geography | 88 | 3.0K | 81 | 97 |
| 489 | Remote Sensing | 97 | 2.9K | 65 | 33 |
| 490 | Plastics | 51 | 2.9K | 197 | 69 |
| 491 | Industrial Safety | 56 | 2.9K | 86 | 55 |
| 492 | Information Systems | 103 | 2.9K | 22 | 50 |
| 493 | counseling | 104 | 2.9K | 109 | 104 |
| 494 | Aquaculture | 71 | 2.9K | 168 | 132 |
| 495 | Nephrology | 36 | 2.9K | 85 | 59 |
| 496 | innovation | 63 | 2.9K | 7 | 85 |
| 497 | software | 65 | 2.9K | 15 | 20 |
| 498 | Phylogeny | 32 | 2.9K | 127 | 64 |
| 499 | calcification | 70 | 2.9K | 7 | 19 |
| 500 | Experimental Psychology | 47 | 2.8K | 56 | 61 |
| 501 | Physical fitness | 36 | 2.8K | 138 | 73 |
| 502 | Speech | 65 | 2.8K | 96 | 76 |
| 503 | freshwater biology | 69 | 2.8K | 27 | 45 |
| 504 | pain management | 93 | 2.8K | 15 | 19 |
| 505 | Soil ecology | 47 | 2.8K | 56 | 39 |
| 506 | Bioinorganic chemistry | 82 | 2.8K | 108 | 70 |
| 507 | Biogeochemistry | 60 | 2.8K | 137 | 191 |
| 508 | Photobiology | 63 | 2.7K | 36 | 32 |
| 508 | Family Therapy | 73 | 2.7K | 40 | 18 |
| 510 | medical education | 122 | 2.7K | 152 | 181 |
| 511 | Ethics | 120 | 2.7K | 8 | 9 |
| 512 | Mechanical Engineering | 85 | 2.7K | 273 | 147 |
| 513 | Dementia | 187 | 2.7K | 72 | 115 |
| 514 | Oceanography | 66 | 2.7K | 290 | 286 |
| 515 | Biosensors | 67 | 2.7K | 94 | 165 |
| 516 | Energy Harvesting | 18 | 2.7K | 116 | 74 |
| 517 | organization | 34 | 2.7K | 127 | 161 |
| 518 | Sites | 58 | 2.6K | 30 | 39 |
| 519 | race relations | 41 | 2.6K | 38 | 11 |
| 520 | Autoimmunity | 58 | 2.6K | 44 | 76 |
| 521 | Product Design | 164 | 2.6K | 14 | 10 |
| 522 | Dynamics | 87 | 2.6K | 74 | 50 |
| 523 | Wildlife conservation | 34 | 2.6K | 227 | 145 |
| 524 | Genetic regulation | 46 | 2.6K | 130 | 166 |
| 525 | Social behavior | 47 | 2.6K | 175 | 160 |
| 526 | Japan | 56 | 2.6K | 202 | 72 |
| 527 | land degradation | 42 | 2.6K | 12 | 6 |
| 527 | degradation | 42 | 2.6K | 12 | 6 |
| 529 | Industrial Organization | 30 | 2.6K | 8 | 1 |
| 530 | clay | 56 | 2.6K | 27 | 31 |
| 531 | Database Management | 44 | 2.6K | 110 | 78 |
| 532 | local government | 38 | 2.6K | 13 | 7 |
| 533 | Vision | 82 | 2.6K | 59 | 89 |
| 534 | solar power | 35 | 2.6K | 70 | 33 |
| 534 | Intellectual disability | 93 | 2.6K | 41 | 59 |
| 536 | Water quality management | 81 | 2.5K | 112 | 90 |
| 536 | nucleotides | 246 | 2.5K | 1 | 1 |
| 538 | Ethnic relations | 35 | 2.5K | 45 | 5 |
| 539 | protein | 54 | 2.5K | 132 | 133 |
| 540 | brewing | 90 | 2.5K | 6 | 4 |
| 541 | Forest Management | 56 | 2.5K | 116 | 104 |
| 542 | Sexual health | 83 | 2.5K | 30 | 42 |
| 543 | health planning | 101 | 2.5K | 104 | 116 |
| 544 | Orthopedics | 74 | 2.5K | 182 | 155 |
| 545 | Food Policy | 46 | 2.5K | 15 | 14 |
| 546 | Hemostasis | 87 | 2.5K | 16 | 21 |
| 547 | Robotics | 87 | 2.4K | 134 | 174 |
| 548 | Business Ethics | 38 | 2.4K | 83 | 128 |
| 549 | ecosystem | 36 | 2.4K | 247 | 184 |
| 550 | Minority Health | 2 | 2.4K | 101 | 35 |
| 551 | Pharmacogenetics | 42 | 2.4K | 108 | 70 |
| 552 | industrial relations | 108 | 2.4K | 24 | 33 |
| 552 | Muscles | 45 | 2.4K | 85 | 71 |
| 554 | Insect biochemistry | 57 | 2.4K | 20 | 26 |
| 555 | sustainability | 16 | 2.4K | 242 | 99 |
| 556 | Ferroelectricity | 67 | 2.4K | 91 | 36 |
| 557 | Personality Assessment | 37 | 2.4K | 69 | 59 |
| 558 | Chromatographic analysis | 120 | 2.4K | 64 | 75 |
| 559 | Human biology | 64 | 2.4K | 22 | 15 |
| 560 | Radio frequency | 63 | 2.3K | 24 | 25 |
| 561 | Australia | 92 | 2.3K | 112 | 94 |
| 562 | Structural optimization | 27 | 2.3K | 42 | 16 |
| 563 | Pharmacognosy | 42 | 2.3K | 332 | 229 |
| 564 | histological techniques | 35 | 2.3K | 78 | 49 |
| 565 | agricultural policy | 43 | 2.3K | 9 | 12 |
| 566 | Mesoporous materials | 35 | 2.3K | 4 | 3 |
| 567 | Patient education | 61 | 2.2K | 34 | 49 |
| 567 | plasticity | 26 | 2.2K | 59 | 45 |
| 569 | Zoology | 85 | 2.2K | 309 | 307 |
| 570 | natural disasters | 41 | 2.2K | 105 | 63 |
| 571 | Natural resources | 37 | 2.2K | 84 | 72 |
| 572 | nursing ethics | 44 | 2.2K | 4 | 3 |
| 573 | Physical organic chemistry | 88 | 2.2K | 44 | 65 |
| 574 | Chromatography | 102 | 2.2K | 58 | 69 |
| 575 | Cybernetics | 43 | 2.2K | 280 | 250 |
| 576 | Europa | 79 | 2.2K | 5 | 15 |
| 577 | Clinical Biochemistry | 59 | 2.2K | 83 | 89 |
| 578 | Mass Spectrometry | 71 | 2.2K | 80 | 110 |
| 579 | Ethnic Conflict | 27 | 2.2K | 19 | 5 |
| 579 | forced migration | 27 | 2.2K | 19 | 5 |
| 581 | Planets | 40 | 2.1K | 418 | 377 |
| 582 | Nuclear Engineering | 96 | 2.1K | 155 | 90 |
| 583 | Autism | 71 | 2.1K | 48 | 91 |
| 584 | DNA polymerases | 22 | 2.1K | 74 | 97 |
| 585 | Geriatric Psychiatry | 46 | 2.1K | 87 | 64 |
| 586 | occupational diseases | 67 | 2.1K | 47 | 67 |
| 587 | Mineralogy | 69 | 2.1K | 205 | 242 |
| 588 | fuel cells | 27 | 2.0K | 327 | 263 |
| 589 | child mental health | 42 | 2.0K | 34 | 7 |
| 590 | Mechatronics | 34 | 2.0K | 125 | 61 |
| 591 | Lightweight concrete | 37 | 2.0K | 46 | 73 |
| 592 | mass transfer | 42 | 2.0K | 341 | 257 |
| 593 | Speech Disorders | 63 | 2.0K | 146 | 138 |
| 593 | Hearing | 63 | 2.0K | 78 | 57 |
| 595 | Scheduling | 33 | 2.0K | 1 | 2 |
| 595 | Production Scheduling | 33 | 2.0K | 1 | 2 |
| 597 | Social policy | 72 | 2.0K | 50 | 37 |
| 598 | Computational Chemistry | 21 | 2.0K | 136 | 85 |
| 599 | Human Resources | 37 | 2.0K | 15 | 23 |
| 600 | Bioelectronics | 44 | 2.0K | 124 | 192 |
| 601 | Computer-Aided Design | 57 | 2.0K | 108 | 100 |
| 602 | catalytic activity | 40 | 2.0K | 65 | 50 |
| 603 | Animal genetics | 64 | 2.0K | 63 | 59 |
| 604 | Parasitology | 75 | 2.0K | 253 | 261 |
| 605 | natural products | 32 | 2.0K | 397 | 172 |
| 606 | Combinatorial chemistry | 42 | 1.9K | 79 | 102 |
| 607 | Energy Consumption | 23 | 1.9K | 42 | 27 |
| 608 | Evolutionary Genetics | 73 | 1.9K | 7 | 9 |
| 608 | Molecular Epidemiology | 73 | 1.9K | 7 | 9 |
| 610 | Approximation Theory | 100 | 1.9K | 5 | 10 |
| 610 | Meteorites | 25 | 1.9K | 303 | 268 |
| 612 | Medical Anthropology | 51 | 1.9K | 184 | 236 |
| 613 | Magnetic Resonance Imaging | 31 | 1.9K | 59 | 38 |
| 614 | Organometallic chemistry | 68 | 1.9K | 184 | 113 |
| 615 | Soil dynamics | 35 | 1.9K | 63 | 27 |
| 616 | Agricultural systems | 21 | 1.9K | 55 | 23 |
| 617 | Fermentation | 57 | 1.9K | 10 | 10 |
| 618 | Occupational Health | 58 | 1.9K | 85 | 70 |
| 619 | Human-Computer Interaction | 54 | 1.9K | 104 | 124 |
| 620 | Population | 39 | 1.9K | 96 | 82 |
| 621 | water supply | 33 | 1.8K | 193 | 178 |
| 622 | Signal Transduction | 33 | 1.8K | 273 | 291 |
| 623 | Decision making | 74 | 1.8K | 90 | 196 |
| 624 | Sleep Disorders | 51 | 1.8K | 247 | 229 |
| 625 | Ceramics | 76 | 1.8K | 132 | 169 |
| 626 | International Finance | 81 | 1.8K | 103 | 184 |
| 627 | Gene expression regulation | 29 | 1.7K | 153 | 161 |
| 628 | Environmental Psychology | 23 | 1.7K | 29 | 46 |
| 629 | Politics | 15 | 1.7K | 180 | 51 |
| 629 | government | 15 | 1.7K | 208 | 71 |
| 631 | Developmental Genetics | 18 | 1.7K | 138 | 143 |
| 632 | Electrophysiology | 61 | 1.7K | 90 | 81 |
| 633 | Plant breeding | 23 | 1.7K | 144 | 50 |
| 634 | Housing | 44 | 1.7K | 30 | 33 |
| 635 | Analytical Biochemistry | 41 | 1.7K | 239 | 194 |
| 636 | School Psychology | 31 | 1.7K | 92 | 57 |
| 637 | Organizational change | 37 | 1.7K | 32 | 37 |
| 638 | movement | 45 | 1.7K | 9 | 12 |
| 639 | Animal ecology | 47 | 1.7K | 202 | 220 |
| 640 | Light | 44 | 1.7K | 113 | 297 |
| 641 | Evidence-Based Medicine | 21 | 1.7K | 130 | 25 |
| 642 | Glass | 52 | 1.7K | 137 | 162 |
| 642 | pottery | 52 | 1.7K | 134 | 158 |
| 644 | Strategic planning | 32 | 1.6K | 52 | 61 |
| 645 | Animal Nutrition | 63 | 1.6K | 51 | 55 |
| 646 | Mental Health Services | 50 | 1.6K | 166 | 135 |
| 647 | Leadership | 18 | 1.6K | 89 | 84 |
| 647 | Crystallography | 104 | 1.6K | 98 | 122 |
| 649 | Amyotrophic Lateral Sclerosis | 33 | 1.6K | 16 | 13 |
| 650 | motivation | 33 | 1.6K | 19 | 31 |
| 651 | Radiology | 164 | 1.6K | 36 | 100 |
| 652 | Engineering Geology | 37 | 1.6K | 281 | 225 |
| 653 | Carbon | 33 | 1.6K | 230 | 305 |
| 654 | cloning | 29 | 1.6K | 78 | 119 |
| 655 | Heart Failure | 27 | 1.6K | 88 | 85 |
| 656 | Measurement | 34 | 1.6K | 221 | 94 |
| 657 | Experimental Design | 19 | 1.6K | 57 | 43 |
| 658 | Sleep | 48 | 1.6K | 254 | 247 |
| 659 | Palliative Care | 61 | 1.6K | 63 | 71 |
| 660 | Molecular Spectroscopy | 64 | 1.6K | 161 | 158 |
| 661 | Ore deposits | 36 | 1.6K | 83 | 62 |
| 662 | Family | 51 | 1.6K | 132 | 129 |
| 663 | green products | 30 | 1.6K | 14 | 24 |
| 664 | Electromagnetism | 53 | 1.6K | 107 | 122 |
| 664 | probabilities | 81 | 1.6K | 134 | 104 |
| 666 | Product life cycle | 29 | 1.6K | 21 | 24 |
| 667 | Conservation Biology | 30 | 1.5K | 217 | 209 |
| 668 | Tribology | 50 | 1.5K | 142 | 119 |
| 669 | Radiation | 52 | 1.5K | 322 | 246 |
| 670 | Randomized Controlled Trials | 79 | 1.5K | 64 | 62 |
| 671 | Waste management | 57 | 1.5K | 92 | 88 |
| 672 | baking | 57 | 1.5K | 11 | 16 |
| 673 | Transgenic plants | 13 | 1.5K | 106 | 31 |
| 674 | Entrepreneurship | 27 | 1.5K | 141 | 259 |
| 675 | Nanobiotechnology | 12 | 1.5K | 106 | 54 |
| 676 | Wind power | 32 | 1.5K | 16 | 14 |
| 677 | Systems Engineering | 44 | 1.5K | 362 | 299 |
| 677 | venom | 46 | 1.5K | 42 | 46 |
| 677 | Toxins | 46 | 1.5K | 50 | 52 |
| 680 | Multivariate Analysis | 55 | 1.5K | 17 | 38 |
| 681 | school psychologists | 22 | 1.5K | 35 | 28 |
| 682 | Cosmochemistry | 39 | 1.5K | 108 | 120 |
| 682 | Informatics | 30 | 1.5K | 98 | 90 |
| 684 | Personality Disorders | 29 | 1.5K | 37 | 31 |
| 685 | Sedimentology | 35 | 1.5K | 49 | 68 |
| 686 | environmental exposure | 58 | 1.5K | 165 | 277 |
| 687 | Anthropology | 40 | 1.4K | 341 | 207 |
| 688 | Spine | 18 | 1.4K | 215 | 127 |
| 689 | Inflammation | 26 | 1.4K | 217 | 184 |
| 690 | cardiac catheterization | 81 | 1.4K | 43 | 51 |
| 691 | Africa | 84 | 1.4K | 79 | 79 |
| 692 | Eastern Europe | 38 | 1.4K | 61 | 9 |
| 693 | Proteomics | 40 | 1.4K | 117 | 173 |
| 694 | Prognosis | 12 | 1.4K | 3 | 2 |
| 695 | Criminology | 79 | 1.4K | 91 | 148 |
| 696 | Nondestructive testing | 36 | 1.4K | 63 | 44 |
| 697 | Magnetic Materials | 67 | 1.4K | 153 | 241 |
| 698 | North America | 28 | 1.4K | 137 | 50 |
| 699 | Radioisotopes | 93 | 1.4K | 33 | 46 |
| 700 | Veterinary Immunology | 38 | 1.4K | 42 | 32 |
| 701 | data protection | 41 | 1.4K | 9 | 19 |
| 702 | Learning disabilities | 55 | 1.4K | 103 | 117 |
| 703 | Microscopy | 60 | 1.4K | 107 | 142 |
| 704 | preventive medicine | 31 | 1.4K | 249 | 246 |
| 705 | mycoses | 31 | 1.4K | 95 | 214 |
| 706 | Water Purification | 47 | 1.4K | 94 | 78 |
| 707 | Dermatology | 44 | 1.4K | 344 | 321 |
| 707 | Nanostructures | 44 | 1.4K | 281 | 446 |
| 709 | Medical Technology | 82 | 1.4K | 62 | 195 |
| 710 | Atmospheric Chemistry | 18 | 1.4K | 356 | 313 |
| 711 | Mathematics Education | 33 | 1.4K | 23 | 15 |
| 711 | Social Change | 47 | 1.4K | 39 | 210 |
| 711 | Crystal growth | 39 | 1.4K | 128 | 114 |
| 714 | Oral communication | 26 | 1.4K | 46 | 17 |
| 714 | China | 96 | 1.4K | 264 | 394 |
| 716 | mental processes | 22 | 1.4K | 58 | 17 |
| 717 | Nutrition physiology | 24 | 1.4K | 126 | 94 |
| 718 | individual differences | 33 | 1.4K | 12 | 22 |
| 719 | Evolutionary Computation | 12 | 1.3K | 132 | 109 |
| 720 | Antibacterial agents | 32 | 1.3K | 58 | 53 |
| 720 | Recombinant DNA | 38 | 1.3K | 222 | 207 |
| 722 | Hemophilia | 51 | 1.3K | 29 | 41 |
| 722 | Microwave devices | 75 | 1.3K | 22 | 49 |
| 724 | Parasites | 47 | 1.3K | 195 | 211 |
| 725 | free radicals | 25 | 1.3K | 334 | 383 |
| 726 | Medical Imaging | 15 | 1.3K | 88 | 37 |
| 727 | Mycology | 37 | 1.3K | 324 | 334 |
| 728 | Paleoclimatology | 35 | 1.3K | 241 | 256 |
| 729 | Memory disorders | 45 | 1.3K | 3 | 18 |
| 730 | Boundary Value Problems | 31 | 1.3K | 123 | 74 |
| 730 | Antenna Arrays | 31 | 1.3K | 102 | 73 |
| 732 | curriculum evaluation | 44 | 1.3K | 11 | 16 |
| 733 | Animal breeding | 42 | 1.3K | 129 | 107 |
| 734 | Cognitive Therapy | 27 | 1.3K | 105 | 64 |
| 735 | Community Psychiatry | 38 | 1.3K | 148 | 181 |
| 736 | civil service | 26 | 1.3K | 45 | 42 |
| 737 | Exercise | 59 | 1.3K | 150 | 220 |
| 738 | Paleoecology | 41 | 1.2K | 184 | 227 |
| 738 | Corporate governance | 14 | 1.2K | 99 | 30 |
| 738 | Organ transplantation | 26 | 1.2K | 65 | 18 |
| 741 | Neuropsychiatry | 31 | 1.2K | 137 | 128 |
| 742 | Capitalism | 15 | 1.2K | 14 | 4 |
| 743 | Nuclear Fusion | 36 | 1.2K | 133 | 107 |
| 744 | food handling | 29 | 1.2K | 111 | 104 |
| 745 | Mass Media | 94 | 1.2K | 13 | 23 |
| 745 | Sales management | 26 | 1.2K | 19 | 77 |
| 745 | selling | 26 | 1.2K | 19 | 77 |
| 748 | Breeding | 25 | 1.2K | 322 | 206 |
| 749 | Oxidative stress | 18 | 1.2K | 164 | 179 |
| 750 | feeding behavior | 41 | 1.2K | 84 | 138 |
| 751 | cell interaction | 27 | 1.2K | 196 | 167 |
| 752 | Jurisprudence | 56 | 1.2K | 91 | 91 |
| 753 | Genetic algorithms | 8 | 1.2K | 151 | 107 |
| 753 | Astrocytes | 21 | 1.2K | 83 | 114 |
| 755 | Histochemistry | 39 | 1.2K | 121 | 126 |
| 756 | Petroleum Geology | 36 | 1.2K | 64 | 71 |
| 757 | Neuromuscular diseases | 19 | 1.2K | 167 | 95 |
| 758 | Sarcopenia | 26 | 1.2K | 18 | 46 |
| 758 | Educational evaluation | 36 | 1.2K | 5 | 6 |
| 760 | Bibliometrics | 47 | 1.2K | 4 | 17 |
| 761 | Plant tissue culture | 43 | 1.2K | 44 | 64 |
| 762 | Developmental Immunology | 16 | 1.2K | 135 | 62 |
| 763 | Plant cell culture | 26 | 1.2K | 72 | 60 |
| 763 | drug evaluation | 48 | 1.2K | 96 | 128 |
| 765 | Cognitive Radio Networks | 9 | 1.2K | 71 | 16 |
| 766 | Forecasting | 24 | 1.2K | 57 | 56 |
| 767 | Soil fertility | 30 | 1.2K | 25 | 51 |
| 768 | Flexible manufacturing systems | 27 | 1.2K | 20 | 18 |
| 769 | cryosphere | 20 | 1.2K | 109 | 90 |
| 770 | Fluid Mechanics | 41 | 1.2K | 294 | 287 |
| 771 | computer networks | 60 | 1.2K | 356 | 531 |
| 772 | Sedimentary rocks | 30 | 1.2K | 55 | 67 |
| 773 | biological factors | 40 | 1.2K | 309 | 368 |
| 774 | Otolaryngology | 30 | 1.2K | 100 | 81 |
| 774 | Heterocyclic compounds | 65 | 1.2K | 50 | 24 |
| 776 | Neuroimaging | 13 | 1.2K | 83 | 19 |
| 777 | European integration | 29 | 1.2K | 21 | 17 |
| 777 | European Economic Community | 29 | 1.2K | 21 | 17 |
| 779 | biomedicine | 26 | 1.2K | 39 | 30 |
| 780 | X-ray crystallography | 38 | 1.2K | 58 | 39 |
| 781 | Architecture | 42 | 1.2K | 46 | 19 |
| 782 | Quantitative Research | 14 | 1.1K | 77 | 33 |
| 783 | Knowledge | 57 | 1.1K | 29 | 33 |
| 784 | Endocrine glands | 15 | 1.1K | 42 | 62 |
| 785 | Higher Education | 22 | 1.1K | 117 | 41 |
| 786 | Marine Geology | 34 | 1.1K | 72 | 71 |
| 787 | Biogeochemical cycles | 8 | 1.1K | 212 | 174 |
| 787 | X-rays | 27 | 1.1K | 50 | 17 |
| 789 | remote sensing technology | 2 | 1.1K | 31 | 3 |
| 790 | international trade | 30 | 1.1K | 65 | 87 |
| 791 | Geometry | 94 | 1.1K | 57 | 72 |
| 791 | Rock Mechanics | 23 | 1.1K | 268 | 212 |
| 791 | visualization | 94 | 1.1K | 104 | 149 |
| 791 | families | 56 | 1.1K | 82 | 117 |
| 791 | coal | 34 | 1.1K | 335 | 436 |
| 796 | Regional Economics | 28 | 1.1K | 38 | 29 |
| 797 | internet | 38 | 1.1K | 249 | 328 |
| 798 | Demography | 30 | 1.1K | 101 | 105 |
| 799 | Heat Exchangers | 32 | 1.1K | 232 | 271 |
| 800 | biofuels | 11 | 1.1K | 77 | 58 |
| 801 | Career development | 19 | 1.1K | 62 | 11 |
| 801 | Nonprofit organizations | 22 | 1.1K | 28 | 20 |
| 803 | environmental indicators | 26 | 1.1K | 173 | 185 |
| 804 | Andrology | 19 | 1.1K | 133 | 62 |
| 804 | clay minerals | 25 | 1.1K | 30 | 31 |
| 806 | Molecular cloning | 30 | 1.1K | 262 | 232 |
| 807 | health behavior | 26 | 1.1K | 208 | 174 |
| 808 | Plasma devices | 12 | 1.1K | 119 | 66 |
| 809 | Quantum theory | 52 | 1.1K | 116 | 156 |
| 810 | Sonochemistry | 27 | 1.1K | 59 | 104 |
| 811 | Psychiatric Epidemiology | 29 | 1.1K | 57 | 82 |
| 812 | Genetic recombination | 29 | 1.1K | 262 | 235 |
| 813 | technology transfer | 21 | 1.1K | 10 | 21 |
| 814 | Paleontology | 34 | 1.1K | 323 | 264 |
| 815 | Reproductive health | 38 | 1.1K | 83 | 96 |
| 816 | Ergonomics | 28 | 1.1K | 236 | 150 |
| 817 | Coding Theory | 36 | 1.0K | 14 | 5 |
| 818 | organizational effectiveness | 25 | 1.0K | 38 | 31 |
| 819 | Political Psychology | 23 | 1.0K | 59 | 75 |
| 820 | Landscape Ecology | 13 | 1.0K | 130 | 86 |
| 821 | Hydrogeology | 30 | 1.0K | 72 | 69 |
| 821 | Food preferences | 24 | 1.0K | 58 | 52 |
| 821 | Culture | 61 | 1.0K | 104 | 107 |
| 824 | Microbial Biotechnology | 21 | 1.0K | 154 | 87 |
| 825 | Elections | 44 | 1.0K | 22 | 40 |
| 825 | Fisheries | 35 | 1.0K | 340 | 348 |
| 827 | housing policy | 21 | 1.0K | 12 | 4 |
| 828 | livestock | 16 | 1.0K | 160 | 41 |
| 829 | Music | 37 | 1.0K | 104 | 77 |
| 829 | drug resistance | 19 | 1.0K | 100 | 76 |
| 831 | Frontotemporal lobar degeneration | 26 | 1.0K | 15 | 15 |
| 832 | Neonatology | 28 | 1.0K | 62 | 58 |
| 833 | Immunogenetics | 30 | 1.0K | 92 | 87 |
| 834 | Fracture mechanics | 52 | 1.0K | 232 | 297 |
| 835 | Antiviral agents | 18 | 1.0K | 58 | 20 |
| 835 | Thorax | 18 | 1.0K | 119 | 96 |
| 837 | Organizational Sociology | 15 | 994 | 92 | 39 |
| 838 | Integrated Circuits | 93 | 993 | 11 | 11 |
| 839 | Animal husbandry | 14 | 990 | 80 | 21 |
| 840 | behavior modification | 20 | 986 | 121 | 127 |
| 841 | Molecules | 57 | 983 | 264 | 352 |
| 842 | Public opinion | 41 | 976 | 20 | 58 |
| 842 | alcoholism | 39 | 976 | 303 | 374 |
| 842 | Nonlinear systems | 17 | 976 | 156 | 76 |
| 845 | hygiene | 27 | 975 | 38 | 37 |
| 846 | administrative agencies | 22 | 974 | 46 | 26 |
| 847 | tomography | 25 | 973 | 54 | 29 |
| 848 | Hydraulic Engineering | 24 | 970 | 248 | 185 |
| 849 | Neurotransmitters | 33 | 969 | 27 | 69 |
| 850 | voice | 31 | 966 | 47 | 40 |
| 850 | Bacterial infections | 19 | 966 | 186 | 283 |
| 852 | Economic Geography | 40 | 965 | 19 | 37 |
| 853 | older people | 71 | 958 | 209 | 238 |
| 854 | Classroom Environment | 12 | 957 | 3 | 3 |
| 855 | Body Image | 26 | 952 | 20 | 37 |
| 856 | Stochastic Processes | 25 | 948 | 154 | 63 |
| 857 | atmospheric models | 14 | 945 | 279 | 209 |
| 858 | Plant Morphology | 26 | 944 | 67 | 50 |
| 859 | sports administration | 43 | 940 | 11 | 15 |
| 860 | Language Disorders | 43 | 936 | 141 | 172 |
| 861 | Soil Mechanics | 19 | 935 | 392 | 315 |
| 862 | Asia | 51 | 930 | 336 | 373 |
| 863 | Chemical industry | 37 | 928 | 211 | 155 |
| 864 | Suicide | 29 | 926 | 66 | 75 |
| 865 | Health Services Administration | 31 | 921 | 158 | 162 |
| 865 | Community Psychology | 13 | 921 | 214 | 146 |
| 867 | Intercultural Communication | 32 | 919 | 15 | 32 |
| 867 | Long-Term Care | 29 | 919 | 77 | 128 |
| 867 | Long-term care facilities | 29 | 919 | 76 | 127 |
| 870 | Bioremediation | 12 | 917 | 224 | 76 |
| 871 | Technological Innovations | 23 | 916 | 172 | 150 |
| 872 | economic forecasting | 22 | 915 | 24 | 50 |
| 873 | children | 23 | 912 | 79 | 96 |
| 874 | Algebra | 110 | 910 | 82 | 145 |
| 875 | Emotion | 15 | 899 | 29 | 35 |
| 876 | libraries | 20 | 892 | 102 | 41 |
| 877 | Cross-Cultural Studies | 31 | 890 | 48 | 63 |
| 877 | Autoantibodies | 25 | 890 | 85 | 108 |
| 877 | Autoimmune diseases | 25 | 890 | 102 | 119 |
| 880 | Rural Development | 20 | 887 | 80 | 81 |
| 880 | construction | 4 | 887 | 156 | 17 |
| 882 | planning | 38 | 884 | 51 | 62 |
| 883 | design | 31 | 880 | 21 | 31 |
| 883 | Detectors | 54 | 880 | 155 | 277 |
| 883 | Appetite | 33 | 880 | 80 | 151 |
| 886 | Plant Genetics | 19 | 879 | 189 | 252 |
| 886 | structural stability | 18 | 879 | 68 | 64 |
| 888 | Algorithms | 64 | 875 | 5 | 50 |
| 889 | Happiness | 22 | 873 | 29 | 37 |
| 890 | dietary supplements | 15 | 868 | 201 | 108 |
| 891 | Artificial Organs | 65 | 864 | 38 | 71 |
| 891 | Social problems | 34 | 864 | 79 | 160 |
| 893 | Socialization | 24 | 858 | 99 | 138 |
| 894 | motor skills | 16 | 855 | 37 | 22 |
| 895 | emergency management | 20 | 847 | 98 | 79 |
| 896 | Ultrasonic Imaging | 58 | 845 | 12 | 49 |
| 897 | Religion | 56 | 842 | 63 | 26 |
| 898 | mathematical analysis | 66 | 838 | 479 | 519 |
| 899 | crime | 50 | 832 | 67 | 146 |
| 900 | forest policy | 12 | 830 | 120 | 46 |
| 901 | Aquatic ecology | 20 | 826 | 227 | 154 |
| 902 | atmosphere | 21 | 821 | 168 | 135 |
| 903 | Applied Linguistics | 152 | 816 | 2 | 70 |
| 904 | Social work | 54 | 815 | 225 | 279 |
| 905 | starch | 9 | 807 | 126 | 34 |
| 906 | Requirements Engineering | 5 | 804 | 38 | 7 |
| 906 | Metallography | 29 | 804 | 130 | 129 |
| 908 | Cognitive Grammar | 31 | 803 | 1 | 2 |
| 909 | Logistics | 14 | 802 | 155 | 124 |
| 910 | Humanities | 51 | 801 | 101 | 133 |
| 911 | Petrology | 41 | 799 | 239 | 390 |
| 912 | Travel | 21 | 798 | 158 | 105 |
| 913 | Financial Institutions | 17 | 797 | 30 | 33 |
| 914 | epilepsy | 35 | 789 | 133 | 174 |
| 915 | Journalism | 47 | 787 | 38 | 52 |
| 915 | fusion reactors | 17 | 787 | 124 | 48 |
| 917 | Lipid metabolism | 16 | 786 | 74 | 93 |
| 917 | Lipid | 16 | 786 | 75 | 93 |
| 919 | Mining Engineering | 10 | 785 | 219 | 108 |
| 920 | Medicinal plants | 16 | 782 | 446 | 412 |
| 920 | Pregnancy | 27 | 782 | 135 | 140 |
| 922 | Speech-Language Pathology | 18 | 778 | 38 | 22 |
| 922 | Structural health monitoring | 14 | 778 | 33 | 25 |
| 924 | glycoproteins | 18 | 773 | 101 | 96 |
| 924 | Glycoconjugates | 18 | 773 | 101 | 96 |
| 924 | glycolipids | 18 | 773 | 101 | 96 |
| 927 | Law | 66 | 772 | 128 | 138 |
| 927 | Iron | 29 | 772 | 49 | 42 |
| 929 | Industrial Design | 30 | 765 | 17 | 26 |
| 930 | Electron Microscopy | 14 | 764 | 112 | 22 |
| 930 | Risk | 22 | 764 | 97 | 137 |
| 930 | Middle East | 30 | 764 | 138 | 80 |
| 933 | Oxidation-reduction | 13 | 762 | 284 | 367 |
| 934 | hospice care | 30 | 761 | 47 | 35 |
| 935 | Tropical Medicine | 31 | 755 | 361 | 347 |
| 936 | Scandinavia | 24 | 753 | 101 | 100 |
| 937 | Antigens | 25 | 751 | 167 | 188 |
| 937 | tests | 8 | 751 | 70 | 27 |
| 939 | Chemical processes | 23 | 748 | 89 | 67 |
| 940 | global environmental change | 20 | 739 | 188 | 290 |
| 941 | European Union | 19 | 738 | 20 | 22 |
| 942 | Welfare Economics | 24 | 736 | 71 | 92 |
| 943 | Computer Engineering | 21 | 734 | 145 | 77 |
| 943 | Particle Physics | 9 | 734 | 87 | 61 |
| 945 | Electrochemical Analysis | 20 | 725 | 541 | 429 |
| 946 | Cognitive Psychology | 39 | 722 | 10 | 30 |
| 946 | Radio wave propagation | 41 | 722 | 78 | 81 |
| 946 | Elementary particles | 7 | 722 | 67 | 60 |
| 949 | Forensic Genetics | 20 | 717 | 46 | 51 |
| 950 | Hematopoietic stem cell transplantation | 15 | 713 | 87 | 86 |
| 951 | Ecosystem management | 20 | 706 | 148 | 178 |
| 952 | Sustainable agriculture | 27 | 705 | 92 | 137 |
| 953 | Catalysts | 20 | 702 | 125 | 112 |
| 954 | Hydrometeorology | 7 | 701 | 110 | 87 |
| 955 | Oral Medicine | 19 | 699 | 175 | 63 |
| 956 | DNA methylation | 10 | 697 | 83 | 53 |
| 957 | Materials Engineering | 26 | 696 | 73 | 37 |
| 957 | Nanochemistry | 36 | 696 | 126 | 183 |
| 957 | Political Participation | 26 | 696 | 40 | 61 |
| 960 | Developed countries | 14 | 695 | 32 | 44 |
| 961 | Chemical Ecology | 28 | 694 | 80 | 135 |
| 961 | Carcinogenesis | 14 | 694 | 326 | 301 |
| 963 | Adult Education | 28 | 692 | 87 | 38 |
| 964 | immigration | 8 | 691 | 66 | 46 |
| 964 | migration policy | 9 | 691 | 64 | 46 |
| 964 | Asylum seeker | 8 | 691 | 54 | 46 |
| 967 | Intelligent Transportation Systems | 19 | 690 | 316 | 380 |
| 967 | Health insurance | 37 | 690 | 66 | 125 |
| 969 | Urban Policy | 24 | 689 | 136 | 181 |
| 970 | Neuroimmunology | 16 | 685 | 202 | 247 |
| 971 | Social Media | 27 | 683 | 4 | 14 |
| 972 | drug control | 18 | 682 | 84 | 64 |
| 973 | Hydrodynamics | 11 | 681 | 262 | 163 |
| 974 | Mobile Computing | 23 | 680 | 265 | 281 |
| 974 | Solar power plants | 25 | 680 | 14 | 35 |
| 974 | Photovoltaic Cells | 25 | 680 | 14 | 35 |
| 977 | Atomic spectroscopy | 39 | 679 | 179 | 273 |
| 978 | pigments | 35 | 677 | 105 | 172 |
| 979 | Internet of Things | 21 | 673 | 320 | 380 |
| 980 | Fluid Dynamics | 36 | 668 | 210 | 305 |
| 980 | violence | 19 | 668 | 311 | 313 |
| 982 | pheromones | 25 | 667 | 76 | 130 |
| 983 | Genetic testing | 23 | 666 | 20 | 2 |
| 984 | Nutritional support | 11 | 665 | 39 | 31 |
| 984 | Elderly | 56 | 665 | 197 | 160 |
| 984 | mutagens | 11 | 665 | 324 | 279 |
| 987 | Biodegradation | 14 | 659 | 149 | 120 |
| 987 | Computational Fluid Dynamics | 22 | 659 | 127 | 129 |
| 989 | Plant genetic engineering | 29 | 658 | 161 | 318 |
| 990 | Marriage | 23 | 654 | 93 | 92 |
| 990 | research and development | 12 | 654 | 61 | 72 |
| 992 | disease outbreaks | 18 | 652 | 129 | 147 |
| 993 | Epidemics | 17 | 650 | 132 | 147 |
| 994 | Cell division | 7 | 649 | 171 | 63 |
| 994 | ecotourism | 8 | 649 | 91 | 30 |
| 996 | Cell communication | 8 | 648 | 273 | 152 |
| 997 | Psychoneuroimmunology | 13 | 644 | 205 | 234 |
| 998 | Metallic Glasses | 17 | 642 | 115 | 90 |
| 999 | Social Issues | 16 | 640 | 53 | 58 |
| 1000 | natural gas | 14 | 639 | 107 | 84 |