| 1 | Biology | 2,104 | 253.2K | 123 | 94 |
| 2 | Science | 2,454 | 245.4K | 101 | 101 |
| 3 | Physics | 2,766 | 240.9K | 120 | 111 |
| 4 | Chemistry | 3,240 | 207.0K | 69 | 66 |
| 5 | Medicine | 2,319 | 177.7K | 106 | 77 |
| 6 | Biochemistry | 3,231 | 156.6K | 62 | 67 |
| 7 | Molecular Biology | 1,937 | 155.3K | 80 | 72 |
| 8 | Natural history | 319 | 129.7K | 172 | 97 |
| 9 | Astrophysics | 1,946 | 109.2K | 43 | 68 |
| 10 | Astronomy | 1,845 | 104.5K | 52 | 71 |
| 11 | Microbiology | 1,418 | 103.2K | 67 | 65 |
| 12 | Neurology | 1,194 | 87.6K | 118 | 103 |
| 13 | Cytology | 745 | 85.0K | 101 | 85 |
| 14 | Human genetics | 499 | 79.4K | 38 | 71 |
| 15 | Research | 1,908 | 77.9K | 78 | 80 |
| 16 | Cell Biology | 532 | 73.4K | 133 | 98 |
| 17 | Ecology | 1,072 | 69.7K | 97 | 110 |
| 18 | Virology | 528 | 66.0K | 75 | 76 |
| 19 | Materials | 1,399 | 64.9K | 95 | 115 |
| 20 | Psychiatry | 768 | 64.5K | 80 | 50 |
| 21 | Psychology | 1,115 | 62.3K | 59 | 59 |
| 22 | Medical genetics | 759 | 49.7K | 34 | 44 |
| 23 | Endocrinology | 729 | 49.4K | 49 | 46 |
| 24 | Computer Vision | 124 | 47.7K | 30 | 6 |
| 25 | Environment | 643 | 47.0K | 74 | 83 |
| 26 | Pharmacology | 878 | 46.4K | 87 | 43 |
| 27 | Pharmaceutical Chemistry | 1,072 | 45.2K | 9 | 11 |
| 28 | Metabolism | 524 | 39.6K | 46 | 37 |
| 29 | Biotechnology | 662 | 38.6K | 128 | 121 |
| 30 | Cancer | 516 | 37.5K | 96 | 63 |
| 31 | Physiology | 688 | 37.4K | 85 | 71 |
| 32 | Nanotechnology | 711 | 36.8K | 128 | 163 |
| 33 | Mental Disorders | 371 | 34.6K | 84 | 44 |
| 34 | Biophysics | 1,002 | 34.0K | 83 | 98 |
| 35 | Genetics | 447 | 34.0K | 131 | 132 |
| 36 | Composite Materials | 554 | 33.5K | 22 | 14 |
| 37 | Surgery | 78 | 32.7K | 237 | 50 |
| 38 | Catalysis | 787 | 31.0K | 51 | 85 |
| 39 | Behavior | 463 | 30.5K | 70 | 59 |
| 40 | Pollution | 471 | 30.0K | 155 | 153 |
| 41 | Metabolic diseases | 356 | 30.0K | 58 | 52 |
| 42 | Immunology | 451 | 30.0K | 176 | 168 |
| 43 | Psychophysiology | 495 | 30.0K | 74 | 66 |
| 44 | Chemical Engineering | 577 | 29.5K | 130 | 110 |
| 45 | Hematology | 531 | 28.6K | 115 | 99 |
| 46 | Neurophysiology | 495 | 28.5K | 87 | 103 |
| 47 | Polymers | 672 | 28.5K | 137 | 90 |
| 48 | human behavior | 341 | 28.2K | 51 | 40 |
| 49 | Botany | 500 | 28.0K | 135 | 126 |
| 50 | Geomorphology | 299 | 27.2K | 5 | 2 |
| 51 | Biocompatible Materials | 402 | 26.9K | 132 | 110 |
| 52 | United States | 519 | 25.7K | 186 | 111 |
| 53 | Artificial Intelligence | 380 | 25.6K | 90 | 66 |
| 54 | Nuclear Physics | 1,067 | 25.5K | 200 | 298 |
| 55 | Metallurgy | 405 | 25.1K | 46 | 28 |
| 56 | Membranes | 334 | 24.0K | 14 | 10 |
| 57 | Europe | 940 | 24.0K | 7 | 9 |
| 58 | Solid State Physics | 985 | 23.7K | 103 | 161 |
| 59 | Mental illness | 196 | 23.0K | 83 | 38 |
| 60 | Economics | 567 | 22.4K | 73 | 88 |
| 61 | Clinical Chemistry | 590 | 22.3K | 14 | 21 |
| 62 | Materials Science | 634 | 22.2K | 132 | 174 |
| 63 | Environmental Health | 450 | 21.8K | 141 | 168 |
| 64 | Electronics | 675 | 21.8K | 53 | 56 |
| 65 | Computational Biology | 257 | 21.3K | 63 | 52 |
| 66 | Condensed Matter | 670 | 20.2K | 155 | 203 |
| 67 | Biomedical Engineering | 517 | 20.0K | 96 | 92 |
| 68 | United Kingdom | 293 | 20.0K | 26 | 13 |
| 69 | Image Processing | 154 | 20.0K | 121 | 39 |
| 70 | viruses | 240 | 20.0K | 62 | 54 |
| 71 | polymerization | 489 | 19.8K | 137 | 98 |
| 72 | Soil Science | 257 | 18.9K | 58 | 24 |
| 73 | Microbial Ecology | 276 | 18.9K | 55 | 79 |
| 74 | management | 302 | 18.4K | 78 | 132 |
| 75 | Green Chemistry | 262 | 18.3K | 16 | 8 |
| 76 | Genomics | 369 | 18.1K | 59 | 55 |
| 77 | Metals | 218 | 18.1K | 88 | 49 |
| 78 | Organic Chemistry | 504 | 17.7K | 26 | 32 |
| 79 | Computer Graphics | 117 | 17.6K | 123 | 23 |
| 80 | Education | 470 | 17.5K | 82 | 54 |
| 81 | Cell differentiation | 154 | 17.5K | 107 | 81 |
| 82 | Environmental Management | 267 | 17.5K | 17 | 7 |
| 83 | Bioengineering | 245 | 17.5K | 210 | 212 |
| 84 | Nutrition | 287 | 17.4K | 191 | 128 |
| 85 | Signal Processing | 417 | 17.3K | 64 | 83 |
| 86 | Diabetes | 237 | 17.2K | 78 | 67 |
| 87 | nanoscience | 264 | 17.2K | 119 | 119 |
| 88 | Bioorganic chemistry | 512 | 17.1K | 12 | 22 |
| 89 | Statistics | 588 | 17.0K | 27 | 56 |
| 90 | Biochemical Engineering | 217 | 16.9K | 139 | 169 |
| 91 | Manufacturing Processes | 365 | 16.8K | 29 | 15 |
| 92 | Colloids | 398 | 16.7K | 110 | 104 |
| 93 | Social Psychology | 273 | 16.5K | 77 | 77 |
| 94 | Food | 350 | 16.5K | 36 | 29 |
| 95 | Pathology | 268 | 16.4K | 72 | 57 |
| 96 | Environmental Policy | 267 | 16.2K | 46 | 62 |
| 97 | Sports Medicine | 300 | 16.2K | 61 | 34 |
| 98 | Developmental Biology | 187 | 16.1K | 135 | 118 |
| 99 | Hypertension | 238 | 15.9K | 65 | 71 |
| 100 | Hydrology | 246 | 15.7K | 72 | 45 |
| 101 | Spectrum analysis | 473 | 15.7K | 127 | 238 |
| 102 | Diabetes mellitus | 202 | 15.6K | 79 | 66 |
| 103 | Clinical Psychology | 163 | 15.5K | 71 | 43 |
| 104 | Mathematics | 1,015 | 14.9K | 112 | 112 |
| 105 | Immunity | 136 | 14.8K | 147 | 167 |
| 106 | Bioinformatics | 178 | 14.8K | 72 | 55 |
| 107 | Learning | 223 | 14.7K | 17 | 15 |
| 108 | environmental pollution | 284 | 14.4K | 157 | 143 |
| 109 | Public Health | 472 | 14.3K | 189 | 250 |
| 110 | food technology | 305 | 14.3K | 34 | 24 |
| 111 | drugs | 298 | 14.3K | 15 | 4 |
| 112 | Critical Care Medicine | 173 | 14.1K | 68 | 57 |
| 113 | personality | 205 | 14.0K | 42 | 52 |
| 114 | Critical Care | 170 | 14.0K | 70 | 58 |
| 115 | Nervous system | 291 | 14.0K | 66 | 102 |
| 116 | Pharmacy | 255 | 13.9K | 46 | 17 |
| 117 | Animal Behavior | 161 | 13.6K | 145 | 73 |
| 118 | Medical Microbiology | 174 | 13.5K | 108 | 73 |
| 119 | Public Policy | 386 | 13.4K | 4 | 9 |
| 120 | Educational Psychology | 218 | 13.4K | 24 | 13 |
| 121 | Molecular evolution | 156 | 13.3K | 42 | 41 |
| 122 | Geriatrics | 291 | 13.1K | 130 | 96 |
| 123 | biological evolution | 182 | 13.0K | 112 | 135 |
| 124 | pain | 214 | 13.0K | 31 | 38 |
| 125 | genome | 140 | 12.9K | 65 | 81 |
| 126 | soil microbiology | 182 | 12.9K | 43 | 46 |
| 127 | Bacteriology | 202 | 12.8K | 82 | 90 |
| 128 | psychotherapy | 198 | 12.8K | 25 | 31 |
| 129 | Neurons | 72 | 12.8K | 68 | 85 |
| 130 | Aging | 293 | 12.8K | 112 | 90 |
| 131 | Epidemiology | 322 | 12.7K | 138 | 141 |
| 132 | Environmental Engineering | 222 | 12.7K | 167 | 169 |
| 133 | Neurobiology | 235 | 12.6K | 61 | 93 |
| 134 | Food Microbiology | 182 | 12.6K | 11 | 10 |
| 135 | Cardiovascular system | 161 | 12.5K | 97 | 107 |
| 136 | Ethology | 119 | 12.4K | 127 | 62 |
| 137 | Cell death | 71 | 12.3K | 104 | 50 |
| 138 | Plant physiology | 110 | 12.2K | 183 | 80 |
| 139 | Surface Chemistry | 367 | 12.1K | 123 | 147 |
| 140 | Automation | 165 | 12.1K | 133 | 94 |
| 141 | Renewable Energy Sources | 127 | 12.0K | 96 | 89 |
| 142 | Brain | 302 | 12.0K | 112 | 157 |
| 143 | Cognition | 306 | 12.0K | 36 | 72 |
| 144 | Oncology | 131 | 11.9K | 142 | 148 |
| 145 | Liver diseases | 103 | 11.8K | 115 | 76 |
| 146 | Structural dynamics | 172 | 11.6K | 23 | 11 |
| 147 | Plant Ecology | 185 | 11.5K | 41 | 33 |
| 148 | Economic History | 251 | 11.4K | 111 | 35 |
| 149 | Child psychology | 171 | 11.4K | 94 | 83 |
| 150 | Environmental Chemistry | 108 | 11.3K | 100 | 83 |
| 151 | Statistical physics | 414 | 11.2K | 190 | 204 |
| 152 | vibration | 189 | 11.2K | 26 | 8 |
| 153 | Water | 200 | 11.2K | 85 | 116 |
| 154 | Economic Development | 127 | 11.0K | 52 | 31 |
| 155 | Sports | 278 | 11.0K | 31 | 33 |
| 156 | Toxicology | 299 | 11.0K | 194 | 207 |
| 157 | System analysis | 297 | 10.9K | 17 | 18 |
| 158 | Diagnostic Imaging | 249 | 10.9K | 35 | 29 |
| 159 | Developing countries | 171 | 10.7K | 64 | 30 |
| 160 | Environmental Geology | 123 | 10.5K | 25 | 8 |
| 161 | Biomass Energy | 128 | 10.3K | 122 | 74 |
| 162 | Cognitive Science | 160 | 10.3K | 19 | 40 |
| 163 | drug therapy | 269 | 10.2K | 65 | 66 |
| 164 | Emotions | 141 | 10.2K | 2 | 6 |
| 165 | Agricultural Chemistry | 199 | 10.1K | 86 | 49 |
| 166 | Energy Conversion | 56 | 10.1K | 156 | 92 |
| 167 | Sociology | 227 | 10.0K | 132 | 120 |
| 168 | Reproduction | 219 | 10.0K | 79 | 63 |
| 169 | plant molecular biology | 76 | 10.0K | 190 | 121 |
| 170 | Environmental monitoring | 178 | 9.9K | 160 | 133 |
| 171 | transport vesicles | 8 | 9.9K | 77 | 103 |
| 172 | Adolescent | 210 | 9.9K | 87 | 39 |
| 173 | Nanostructured Materials | 333 | 9.8K | 111 | 172 |
| 174 | rehabilitation | 228 | 9.7K | 57 | 53 |
| 175 | Geophysics | 254 | 9.7K | 331 | 336 |
| 176 | Engineering | 377 | 9.6K | 87 | 77 |
| 177 | Child Development | 188 | 9.6K | 100 | 103 |
| 178 | energy conservation | 137 | 9.6K | 77 | 70 |
| 179 | Transplantation | 222 | 9.6K | 43 | 64 |
| 180 | Systems Analysis | 224 | 9.5K | 1 | 4 |
| 181 | Teaching | 151 | 9.5K | 49 | 15 |
| 182 | Analytical Chemistry | 312 | 9.4K | 210 | 271 |
| 183 | Electrical Engineering | 440 | 9.4K | 97 | 64 |
| 184 | Embryology | 115 | 9.2K | 143 | 115 |
| 185 | Radio | 188 | 9.2K | 66 | 75 |
| 186 | Radiography | 67 | 9.2K | 86 | 31 |
| 187 | Health | 200 | 9.1K | 86 | 63 |
| 188 | Hormones | 170 | 9.1K | 18 | 17 |
| 189 | Obstetrics | 179 | 8.9K | 129 | 82 |
| 190 | Electrochemistry | 469 | 8.9K | 101 | 179 |
| 191 | Public Administration | 201 | 8.8K | 20 | 18 |
| 192 | Physical Chemistry | 151 | 8.7K | 130 | 103 |
| 193 | adolescence | 158 | 8.6K | 14 | 13 |
| 194 | marketing | 93 | 8.6K | 136 | 96 |
| 195 | Operations Research | 253 | 8.6K | 43 | 63 |
| 196 | Pharmaceutical Technology | 146 | 8.5K | 17 | 5 |
| 197 | Biodiversity conservation | 81 | 8.5K | 167 | 155 |
| 198 | Social Sciences | 258 | 8.5K | 112 | 77 |
| 199 | nucleic acids | 259 | 8.4K | 39 | 195 |
| 200 | Immunotherapy | 88 | 8.4K | 130 | 99 |
| 201 | Virulence | 90 | 8.4K | 73 | 64 |
| 202 | Cytogenetics | 107 | 8.2K | 103 | 124 |
| 203 | Microelectronics | 320 | 8.0K | 35 | 138 |
| 204 | soil management | 78 | 8.0K | 17 | 6 |
| 205 | Agriculture | 161 | 8.0K | 92 | 61 |
| 206 | infection | 102 | 8.0K | 77 | 33 |
| 207 | Immune system | 46 | 7.9K | 142 | 133 |
| 208 | Developmental Psychology | 114 | 7.8K | 66 | 57 |
| 209 | Plant diseases | 167 | 7.8K | 102 | 66 |
| 210 | Sustainable Engineering | 133 | 7.8K | 40 | 29 |
| 211 | Optical materials | 196 | 7.6K | 142 | 169 |
| 212 | Plant cells | 52 | 7.5K | 230 | 183 |
| 213 | Infections | 82 | 7.5K | 53 | 29 |
| 214 | gene mapping | 139 | 7.5K | 86 | 119 |
| 215 | Water pollution | 148 | 7.5K | 150 | 158 |
| 216 | Technology | 220 | 7.4K | 198 | 159 |
| 217 | Growth | 81 | 7.4K | 142 | 136 |
| 218 | Neuropsychology | 214 | 7.4K | 95 | 116 |
| 219 | Diet | 92 | 7.3K | 228 | 156 |
| 220 | Geography | 142 | 7.3K | 168 | 105 |
| 221 | actuators | 192 | 7.3K | 53 | 56 |
| 221 | transducers | 192 | 7.3K | 53 | 56 |
| 223 | Anatomy | 109 | 7.1K | 176 | 130 |
| 224 | Earth Sciences | 146 | 7.1K | 260 | 228 |
| 225 | cell physiology | 56 | 7.1K | 211 | 108 |
| 226 | Cardiovascular diseases | 126 | 7.1K | 73 | 25 |
| 227 | environmental protection | 192 | 7.0K | 86 | 137 |
| 228 | Respiration | 147 | 7.0K | 69 | 73 |
| 229 | Telecommunication | 176 | 7.0K | 183 | 187 |
| 230 | tillage | 52 | 7.0K | 20 | 5 |
| 231 | Memory | 197 | 6.9K | 78 | 98 |
| 232 | Molecular Genetics | 126 | 6.8K | 116 | 130 |
| 233 | Research Design | 155 | 6.8K | 24 | 52 |
| 234 | Medical Physics | 219 | 6.8K | 82 | 95 |
| 235 | Energy Policy | 122 | 6.8K | 132 | 125 |
| 236 | Medical Laboratory Science | 134 | 6.8K | 93 | 117 |
| 237 | Pharmacokinetics | 103 | 6.8K | 18 | 3 |
| 238 | Political Science | 183 | 6.7K | 98 | 78 |
| 239 | Climate change | 47 | 6.7K | 149 | 151 |
| 239 | Eutrophication | 47 | 6.7K | 147 | 149 |
| 241 | Child | 189 | 6.7K | 106 | 92 |
| 242 | Meteorology | 115 | 6.6K | 246 | 234 |
| 243 | Agricultural Engineering | 159 | 6.6K | 3 | 1 |
| 244 | Developmental Disabilities | 171 | 6.5K | 24 | 53 |
| 245 | Communication | 189 | 6.4K | 78 | 90 |
| 246 | gene therapy | 122 | 6.4K | 32 | 36 |
| 247 | world | 90 | 6.3K | 24 | 21 |
| 248 | concrete | 95 | 6.3K | 56 | 57 |
| 249 | Disease | 15 | 6.3K | 53 | 57 |
| 250 | Biopharmaceutics | 138 | 6.2K | 11 | 10 |
| 251 | sanitation | 87 | 6.2K | 174 | 195 |
| 252 | fertility | 62 | 6.1K | 113 | 53 |
| 253 | Optics | 382 | 6.1K | 264 | 327 |
| 254 | Nonlinear Dynamics | 221 | 6.1K | 111 | 127 |
| 255 | Obesity | 155 | 6.1K | 119 | 147 |
| 256 | Data Mining | 82 | 6.1K | 40 | 67 |
| 257 | diseases | 11 | 6.1K | 89 | 60 |
| 258 | risk factors | 98 | 6.1K | 13 | 6 |
| 259 | Infertility | 58 | 6.1K | 112 | 54 |
| 260 | Genetic engineering | 93 | 6.0K | 140 | 104 |
| 261 | Soil biology | 103 | 6.0K | 53 | 63 |
| 262 | Cerebral cortex | 133 | 6.0K | 31 | 53 |
| 263 | Hemodynamics | 82 | 6.0K | 27 | 26 |
| 264 | Neurochemistry | 130 | 5.9K | 221 | 218 |
| 265 | Nuclear Medicine | 171 | 5.9K | 22 | 39 |
| 266 | Evolution | 117 | 5.9K | 156 | 202 |
| 267 | Quantum Gravity | 182 | 5.9K | 318 | 326 |
| 268 | Molecular ecology | 97 | 5.9K | 61 | 88 |
| 269 | Marine Biology | 137 | 5.9K | 228 | 193 |
| 270 | Adolescent Psychology | 99 | 5.9K | 25 | 14 |
| 271 | Semiconductors | 320 | 5.8K | 12 | 12 |
| 272 | Leukemia | 111 | 5.8K | 52 | 106 |
| 273 | Perception | 259 | 5.7K | 64 | 115 |
| 274 | Histology | 113 | 5.7K | 116 | 100 |
| 275 | Chronic diseases | 44 | 5.7K | 85 | 62 |
| 276 | locomotion | 190 | 5.6K | 1 | 7 |
| 276 | posture | 190 | 5.6K | 1 | 7 |
| 276 | gait | 190 | 5.6K | 1 | 7 |
| 276 | walking | 190 | 5.6K | 1 | 7 |
| 280 | Liposomes | 112 | 5.6K | 2 | 11 |
| 280 | Lipid bilayers | 112 | 5.6K | 2 | 11 |
| 282 | economic policy | 178 | 5.6K | 52 | 39 |
| 283 | Oncogenes | 51 | 5.6K | 189 | 126 |
| 284 | Therapeutics | 97 | 5.5K | 131 | 116 |
| 285 | Plants | 89 | 5.5K | 219 | 211 |
| 286 | Development | 82 | 5.5K | 25 | 25 |
| 287 | Biodiversity | 127 | 5.4K | 107 | 147 |
| 288 | Chromosome mapping | 118 | 5.4K | 87 | 104 |
| 289 | Mathematical Physics | 325 | 5.4K | 73 | 221 |
| 290 | Immunopathology | 115 | 5.4K | 58 | 41 |
| 291 | Diagnostic microbiology | 59 | 5.3K | 147 | 129 |
| 292 | Cognitive neuroscience | 104 | 5.2K | 63 | 110 |
| 293 | Business | 85 | 5.2K | 162 | 189 |
| 294 | Production Engineering | 207 | 5.2K | 49 | 38 |
| 295 | Host-parasite interactions | 70 | 5.1K | 107 | 149 |
| 296 | Bones | 84 | 5.1K | 25 | 30 |
| 297 | Cell metabolism | 33 | 5.1K | 60 | 86 |
| 298 | Molecular Microbiology | 49 | 5.1K | 120 | 90 |
| 299 | Medical innovations | 42 | 5.1K | 100 | 87 |
| 300 | Environmental Microbiology | 85 | 5.0K | 58 | 81 |
| 301 | Industrial Microbiology | 101 | 5.0K | 81 | 85 |
| 301 | Population Genetics | 92 | 5.0K | 97 | 114 |
| 301 | plant communities | 84 | 5.0K | 61 | 72 |
| 304 | Physical Therapy | 117 | 5.0K | 66 | 79 |
| 305 | Audiology | 138 | 5.0K | 33 | 34 |
| 306 | Stem cells | 116 | 5.0K | 85 | 90 |
| 307 | Homeostasis | 25 | 5.0K | 73 | 86 |
| 308 | proteins | 146 | 5.0K | 93 | 132 |
| 309 | Control Theory | 106 | 4.9K | 142 | 68 |
| 310 | Pediatrics | 115 | 4.9K | 220 | 243 |
| 310 | Neural circuitry | 101 | 4.9K | 91 | 73 |
| 312 | miniaturization | 86 | 4.9K | 204 | 238 |
| 313 | Biometrics | 147 | 4.9K | 42 | 59 |
| 314 | drug development | 49 | 4.9K | 88 | 81 |
| 315 | Health Education | 190 | 4.9K | 74 | 91 |
| 316 | Biomechanics | 130 | 4.8K | 57 | 90 |
| 317 | Parasitic Diseases | 93 | 4.8K | 141 | 108 |
| 318 | Ceramic materials | 116 | 4.8K | 40 | 21 |
| 319 | Parenteral nutrition | 57 | 4.8K | 82 | 67 |
| 320 | Computer Science | 104 | 4.8K | 71 | 15 |
| 321 | Genetic therapy | 107 | 4.8K | 50 | 53 |
| 322 | Geochemistry | 130 | 4.8K | 228 | 260 |
| 323 | Quality of life | 83 | 4.7K | 55 | 59 |
| 324 | Earthquake Engineering | 89 | 4.7K | 137 | 87 |
| 325 | Organizational Behavior | 65 | 4.7K | 29 | 33 |
| 326 | Enteral nutrition | 51 | 4.7K | 51 | 48 |
| 327 | energy resources | 70 | 4.6K | 67 | 93 |
| 328 | Cement | 53 | 4.6K | 51 | 47 |
| 329 | Molecular Imaging | 107 | 4.6K | 24 | 41 |
| 330 | behavioral medicine | 82 | 4.6K | 99 | 101 |
| 331 | Steroids | 99 | 4.5K | 22 | 12 |
| 332 | insurance | 136 | 4.5K | 3 | 3 |
| 333 | Medical Ethics | 165 | 4.5K | 32 | 10 |
| 334 | Recycling | 60 | 4.4K | 13 | 13 |
| 335 | Clinical Pharmacology | 114 | 4.4K | 58 | 40 |
| 336 | Economic Assistance | 61 | 4.4K | 30 | 24 |
| 337 | Photonics | 120 | 4.4K | 182 | 243 |
| 338 | Sound | 99 | 4.4K | 31 | 34 |
| 339 | Thrombosis | 106 | 4.4K | 41 | 54 |
| 340 | Nanoelectronics | 243 | 4.4K | 3 | 3 |
| 341 | Ophthalmology | 117 | 4.3K | 150 | 154 |
| 342 | Process Control | 65 | 4.3K | 17 | 26 |
| 343 | Land use | 85 | 4.2K | 27 | 16 |
| 344 | Zeolites | 95 | 4.2K | 15 | 9 |
| 345 | Linguistics | 276 | 4.2K | 16 | 71 |
| 346 | Radio waves | 116 | 4.2K | 66 | 66 |
| 347 | Microwaves | 197 | 4.2K | 49 | 65 |
| 348 | Information Science | 171 | 4.2K | 58 | 132 |
| 349 | Actuarial Science | 132 | 4.2K | 3 | 3 |
| 350 | Psychopharmacology | 43 | 4.2K | 284 | 174 |
| 351 | Eating Disorders | 112 | 4.2K | 41 | 43 |
| 352 | Industrial Engineering | 125 | 4.1K | 86 | 74 |
| 353 | Molecular structure | 119 | 4.1K | 114 | 187 |
| 354 | Geology | 164 | 4.1K | 352 | 390 |
| 355 | Chemotherapy | 113 | 4.1K | 53 | 48 |
| 356 | Semiconductor industry | 224 | 4.1K | 4 | 3 |
| 357 | Food additives | 119 | 4.1K | 25 | 56 |
| 358 | Alzheimer's disease | 245 | 4.1K | 82 | 97 |
| 359 | Agronomy | 17 | 4.1K | 147 | 41 |
| 360 | Psychometrics | 113 | 4.1K | 20 | 46 |
| 361 | Archaeology | 133 | 4.0K | 78 | 67 |
| 362 | finance | 95 | 4.0K | 182 | 147 |
| 363 | Machine Learning | 72 | 4.0K | 3 | 29 |
| 364 | Bioethics | 147 | 3.9K | 20 | 7 |
| 365 | Power Electronics | 53 | 3.9K | 166 | 109 |
| 366 | Ultrasonics | 143 | 3.9K | 20 | 40 |
| 367 | Solid State Chemistry | 180 | 3.9K | 106 | 129 |
| 368 | Youth | 74 | 3.9K | 27 | 23 |
| 369 | Rheumatology | 70 | 3.9K | 115 | 107 |
| 370 | Information Technology | 97 | 3.9K | 126 | 120 |
| 371 | Photochemistry | 100 | 3.9K | 43 | 33 |
| 372 | Insects | 77 | 3.9K | 113 | 60 |
| 373 | Regional Planning | 130 | 3.9K | 48 | 77 |
| 374 | cytokines | 51 | 3.8K | 99 | 33 |
| 375 | Solar Energy | 82 | 3.8K | 64 | 71 |
| 376 | Microorganisms | 38 | 3.8K | 114 | 96 |
| 377 | Building Materials | 108 | 3.8K | 114 | 174 |
| 378 | Drug design | 85 | 3.8K | 56 | 56 |
| 379 | Production Management | 51 | 3.7K | 111 | 105 |
| 380 | enzymes | 77 | 3.6K | 93 | 74 |
| 381 | Drug delivery systems | 63 | 3.6K | 98 | 110 |
| 382 | Software Engineering | 66 | 3.6K | 82 | 45 |
| 383 | Primary health care | 143 | 3.6K | 63 | 80 |
| 384 | Environmental Toxicology | 49 | 3.6K | 342 | 201 |
| 385 | Health Services Research | 122 | 3.6K | 100 | 118 |
| 386 | Allergy | 60 | 3.6K | 146 | 236 |
| 387 | Magnetic Resonance Spectroscopy | 71 | 3.6K | 120 | 62 |
| 388 | hydrocolloids | 104 | 3.6K | 17 | 54 |
| 389 | auditory perception | 55 | 3.5K | 14 | 16 |
| 390 | Visual Perception | 190 | 3.5K | 66 | 130 |
| 391 | Soft Condensed Matter | 64 | 3.5K | 124 | 57 |
| 392 | brain mapping | 68 | 3.5K | 41 | 54 |
| 393 | Feeding and Eating Disorders | 94 | 3.5K | 46 | 48 |
| 394 | nuclear magnetic resonance | 65 | 3.5K | 135 | 68 |
| 395 | Solar System | 101 | 3.5K | 76 | 90 |
| 396 | Hazardous waste | 66 | 3.5K | 15 | 21 |
| 397 | Vaccines | 101 | 3.5K | 128 | 135 |
| 398 | Cytokine | 40 | 3.5K | 9 | 7 |
| 399 | disabilities | 90 | 3.5K | 18 | 12 |
| 400 | Schizophrenia | 74 | 3.4K | 125 | 116 |
| 401 | Speech Perception | 53 | 3.4K | 12 | 16 |
| 402 | Numerical Analysis | 191 | 3.4K | 40 | 89 |
| 403 | city planning | 132 | 3.4K | 66 | 88 |
| 404 | Molecular Pharmacology | 79 | 3.4K | 22 | 31 |
| 405 | Physical Geography | 19 | 3.3K | 104 | 3 |
| 406 | Cryptography | 73 | 3.3K | 13 | 3 |
| 407 | Wireless Communication Systems | 115 | 3.3K | 227 | 234 |
| 408 | biopolymers | 64 | 3.3K | 136 | 69 |
| 409 | Attention | 142 | 3.3K | 103 | 148 |
| 410 | Mental Health | 105 | 3.3K | 96 | 74 |
| 411 | Environmental pollutants | 79 | 3.3K | 159 | 142 |
| 412 | arthritis | 68 | 3.2K | 159 | 192 |
| 413 | Psychosomatic Medicine | 73 | 3.2K | 41 | 66 |
| 414 | Vocational guidance | 49 | 3.2K | 119 | 76 |
| 415 | Information Retrieval | 54 | 3.2K | 13 | 21 |
| 416 | Tourism | 48 | 3.2K | 198 | 147 |
| 417 | Climatology | 69 | 3.2K | 254 | 246 |
| 418 | radioactive waste | 55 | 3.2K | 18 | 22 |
| 418 | industrial waste | 55 | 3.2K | 19 | 22 |
| 420 | behavior therapy | 84 | 3.2K | 70 | 73 |
| 421 | pollutants | 74 | 3.2K | 130 | 119 |
| 422 | Gerontology | 115 | 3.2K | 179 | 157 |
| 423 | human development | 65 | 3.2K | 65 | 67 |
| 424 | Growth factors | 29 | 3.1K | 10 | 5 |
| 425 | Forest Ecology | 63 | 3.1K | 110 | 96 |
| 426 | Sun | 92 | 3.1K | 33 | 39 |
| 427 | solar cells | 58 | 3.1K | 44 | 36 |
| 428 | economic conditions | 12 | 3.1K | 212 | 20 |
| 429 | Lung Transplantation | 76 | 3.1K | 34 | 44 |
| 429 | Heart transplantation | 76 | 3.1K | 34 | 44 |
| 431 | Sustainable Development | 54 | 3.1K | 153 | 139 |
| 432 | Respiratory system | 52 | 3.1K | 27 | 10 |
| 433 | Economic Thought | 11 | 3.1K | 85 | 17 |
| 434 | language | 62 | 3.1K | 68 | 56 |
| 435 | Urology | 92 | 3.0K | 199 | 221 |
| 436 | Biogeography | 50 | 3.0K | 106 | 129 |
| 436 | Psycholinguistics | 61 | 3.0K | 111 | 112 |
| 438 | Quality Control | 74 | 3.0K | 72 | 59 |
| 439 | Ultrasound | 117 | 3.0K | 19 | 31 |
| 440 | Electrophoresis | 123 | 3.0K | 41 | 75 |
| 441 | Industrial Policy | 47 | 3.0K | 9 | 4 |
| 442 | Structural Engineering | 75 | 3.0K | 223 | 158 |
| 443 | psychopathology | 21 | 3.0K | 72 | 39 |
| 444 | Pediatric Neurology | 45 | 2.9K | 159 | 211 |
| 445 | Nursing | 85 | 2.9K | 139 | 71 |
| 446 | Anxiety | 34 | 2.9K | 74 | 53 |
| 447 | vascular diseases | 47 | 2.9K | 75 | 67 |
| 448 | Entomology | 77 | 2.9K | 323 | 175 |
| 449 | Energy Storage | 30 | 2.9K | 273 | 107 |
| 450 | soil conservation | 50 | 2.9K | 26 | 12 |
| 451 | Anxiety Disorders | 33 | 2.9K | 76 | 54 |
| 452 | Rheology | 79 | 2.9K | 5 | 5 |
| 453 | Work | 28 | 2.9K | 38 | 6 |
| 454 | rare diseases | 66 | 2.9K | 16 | 14 |
| 455 | Dynamics | 87 | 2.9K | 87 | 38 |
| 456 | Job satisfaction | 26 | 2.9K | 6 | 6 |
| 456 | job stress | 26 | 2.9K | 6 | 6 |
| 458 | Agricultural Ecology | 60 | 2.8K | 95 | 119 |
| 459 | Biomass | 12 | 2.8K | 171 | 21 |
| 460 | Lipids | 59 | 2.8K | 100 | 121 |
| 461 | Information Theory | 74 | 2.8K | 145 | 141 |
| 461 | commerce | 55 | 2.8K | 109 | 153 |
| 463 | Transportation | 89 | 2.8K | 173 | 174 |
| 464 | Econometrics | 93 | 2.8K | 94 | 167 |
| 465 | scientific societies | 70 | 2.8K | 35 | 32 |
| 466 | Educational Technology | 80 | 2.8K | 45 | 46 |
| 467 | Remote Sensing | 94 | 2.8K | 69 | 39 |
| 468 | Information Systems | 101 | 2.8K | 20 | 53 |
| 469 | Genetic disorders | 68 | 2.8K | 26 | 23 |
| 470 | Philosophy | 327 | 2.8K | 28 | 62 |
| 471 | Health Policy | 100 | 2.8K | 206 | 216 |
| 472 | calcification | 65 | 2.7K | 11 | 21 |
| 473 | freshwater biology | 68 | 2.7K | 33 | 49 |
| 474 | Experimental Psychology | 47 | 2.7K | 54 | 57 |
| 475 | Soil ecology | 45 | 2.7K | 59 | 37 |
| 476 | Environmental Law | 69 | 2.7K | 58 | 150 |
| 477 | Aquaculture | 66 | 2.7K | 176 | 147 |
| 478 | Bioinorganic chemistry | 79 | 2.7K | 101 | 70 |
| 479 | Speech | 63 | 2.7K | 95 | 82 |
| 480 | Nanoparticles | 64 | 2.7K | 197 | 194 |
| 480 | Photobiology | 62 | 2.7K | 46 | 31 |
| 482 | innovation | 59 | 2.7K | 8 | 77 |
| 483 | Human Geography | 88 | 2.7K | 78 | 95 |
| 484 | Plastics | 47 | 2.6K | 218 | 72 |
| 485 | Neurosurgery | 59 | 2.6K | 70 | 83 |
| 486 | Physical fitness | 37 | 2.6K | 151 | 75 |
| 487 | medical education | 141 | 2.6K | 128 | 178 |
| 488 | Family Therapy | 72 | 2.6K | 39 | 16 |
| 489 | Wildlife conservation | 33 | 2.6K | 245 | 160 |
| 490 | Industrial Safety | 53 | 2.6K | 81 | 54 |
| 491 | Oceanography | 65 | 2.5K | 329 | 327 |
| 492 | Energy Harvesting | 18 | 2.5K | 125 | 81 |
| 493 | Japan | 55 | 2.5K | 231 | 86 |
| 494 | Sites | 54 | 2.5K | 36 | 42 |
| 495 | Engineering Mathematics | 82 | 2.5K | 226 | 120 |
| 496 | Database Management | 43 | 2.5K | 123 | 82 |
| 497 | land degradation | 42 | 2.5K | 15 | 7 |
| 497 | degradation | 42 | 2.5K | 15 | 7 |
| 499 | solar power | 33 | 2.5K | 82 | 36 |
| 500 | Bone diseases | 28 | 2.5K | 34 | 44 |
| 501 | protein | 54 | 2.5K | 149 | 163 |
| 502 | Proteome | 68 | 2.5K | 77 | 132 |
| 503 | Ethics | 116 | 2.4K | 9 | 10 |
| 504 | Biogeochemistry | 54 | 2.4K | 156 | 210 |
| 505 | Depression | 24 | 2.4K | 42 | 31 |
| 505 | Water quality management | 80 | 2.4K | 118 | 100 |
| 507 | organization | 33 | 2.4K | 134 | 159 |
| 508 | software | 56 | 2.4K | 23 | 25 |
| 509 | race relations | 42 | 2.4K | 38 | 12 |
| 510 | Yeast | 54 | 2.4K | 12 | 12 |
| 511 | counseling | 91 | 2.4K | 113 | 115 |
| 512 | Systems Biology | 79 | 2.4K | 80 | 98 |
| 513 | Biosensors | 61 | 2.4K | 104 | 185 |
| 514 | clay | 55 | 2.4K | 30 | 32 |
| 515 | Forest Management | 54 | 2.4K | 122 | 114 |
| 516 | Mechanical Engineering | 78 | 2.4K | 287 | 156 |
| 517 | local government | 38 | 2.4K | 13 | 7 |
| 518 | health planning | 121 | 2.4K | 56 | 109 |
| 519 | Ocean Engineering | 65 | 2.4K | 229 | 189 |
| 520 | Dementia | 214 | 2.4K | 85 | 135 |
| 521 | pain management | 75 | 2.4K | 21 | 25 |
| 521 | Vision | 75 | 2.4K | 59 | 94 |
| 523 | Ethnic relations | 35 | 2.3K | 40 | 5 |
| 524 | Intellectual disability | 90 | 2.3K | 48 | 68 |
| 525 | Business Ethics | 37 | 2.3K | 76 | 115 |
| 526 | Human biology | 63 | 2.3K | 20 | 13 |
| 527 | nucleotides | 214 | 2.3K | 2 | 2 |
| 528 | Insect biochemistry | 53 | 2.3K | 27 | 35 |
| 529 | Geriatric Psychiatry | 57 | 2.3K | 92 | 84 |
| 530 | Radio frequency | 67 | 2.2K | 26 | 30 |
| 531 | Atmospheric Physics | 40 | 2.2K | 376 | 332 |
| 532 | Clinical Immunology | 59 | 2.2K | 121 | 99 |
| 533 | Ferroelectricity | 64 | 2.2K | 102 | 43 |
| 534 | Industrial Organization | 27 | 2.2K | 11 | 2 |
| 535 | Product Design | 128 | 2.2K | 15 | 15 |
| 536 | Chromatographic analysis | 113 | 2.2K | 73 | 88 |
| 537 | Genetic regulation | 44 | 2.2K | 152 | 228 |
| 538 | Robotics | 80 | 2.2K | 146 | 187 |
| 539 | industrial relations | 102 | 2.2K | 25 | 26 |
| 540 | micromechanics | 53 | 2.2K | 26 | 19 |
| 541 | Small Business | 41 | 2.2K | 40 | 127 |
| 542 | Food Policy | 41 | 2.2K | 20 | 17 |
| 543 | Structural optimization | 26 | 2.1K | 44 | 18 |
| 544 | Zoology | 87 | 2.1K | 312 | 317 |
| 545 | Australia | 86 | 2.1K | 127 | 107 |
| 546 | Parasitology | 80 | 2.1K | 284 | 286 |
| 546 | Personality Assessment | 36 | 2.1K | 74 | 59 |
| 548 | brewing | 83 | 2.1K | 10 | 6 |
| 549 | Social behavior | 40 | 2.1K | 190 | 164 |
| 550 | Physical organic chemistry | 86 | 2.1K | 53 | 69 |
| 550 | Chromatography | 98 | 2.1K | 64 | 78 |
| 552 | plasticity | 25 | 2.1K | 52 | 40 |
| 553 | nursing ethics | 41 | 2.1K | 4 | 2 |
| 554 | Natural resources | 36 | 2.1K | 95 | 78 |
| 555 | Geriatric Oncology | 58 | 2.1K | 24 | 27 |
| 556 | Social policy | 73 | 2.1K | 45 | 36 |
| 557 | Pharmacogenetics | 35 | 2.1K | 133 | 82 |
| 558 | sustainability | 16 | 2.0K | 230 | 105 |
| 559 | Pharmacognosy | 36 | 2.0K | 350 | 233 |
| 560 | Autoimmunity | 45 | 2.0K | 58 | 89 |
| 561 | Combinatorial chemistry | 46 | 2.0K | 83 | 108 |
| 562 | ecosystem | 35 | 2.0K | 248 | 239 |
| 563 | Planets | 40 | 2.0K | 466 | 434 |
| 564 | Europa | 79 | 2.0K | 6 | 18 |
| 565 | Minority Health | 2 | 2.0K | 103 | 38 |
| 566 | agricultural policy | 38 | 2.0K | 13 | 12 |
| 567 | Ethnic Conflict | 27 | 2.0K | 15 | 5 |
| 567 | forced migration | 27 | 2.0K | 15 | 5 |
| 569 | Nuclear Engineering | 92 | 2.0K | 215 | 145 |
| 570 | occupational diseases | 65 | 2.0K | 53 | 74 |
| 571 | DNA polymerases | 20 | 1.9K | 93 | 136 |
| 572 | Computational Chemistry | 21 | 1.9K | 120 | 89 |
| 573 | Mass Spectrometry | 67 | 1.9K | 97 | 133 |
| 574 | Scheduling | 31 | 1.9K | 1 | 2 |
| 574 | Production Scheduling | 31 | 1.9K | 1 | 2 |
| 576 | Radiobiology | 72 | 1.9K | 186 | 249 |
| 577 | child mental health | 42 | 1.9K | 32 | 7 |
| 578 | Hearing | 60 | 1.9K | 87 | 62 |
| 579 | Evolutionary Genetics | 72 | 1.9K | 10 | 15 |
| 579 | Molecular Epidemiology | 72 | 1.9K | 10 | 15 |
| 581 | Approximation Theory | 96 | 1.9K | 4 | 10 |
| 582 | Medical Oncology | 54 | 1.9K | 284 | 347 |
| 583 | Energy Consumption | 23 | 1.9K | 49 | 29 |
| 584 | Mineralogy | 63 | 1.9K | 229 | 256 |
| 585 | Autism | 71 | 1.8K | 48 | 110 |
| 586 | Mechatronics | 31 | 1.8K | 137 | 63 |
| 587 | Organometallic chemistry | 65 | 1.8K | 160 | 88 |
| 588 | Cybernetics | 40 | 1.8K | 304 | 284 |
| 589 | fuel cells | 24 | 1.8K | 397 | 302 |
| 590 | Human Resources | 37 | 1.8K | 15 | 23 |
| 591 | Patient education | 52 | 1.8K | 45 | 66 |
| 592 | Soil dynamics | 34 | 1.8K | 57 | 24 |
| 593 | Medical Anthropology | 50 | 1.8K | 178 | 245 |
| 594 | natural products | 29 | 1.8K | 409 | 182 |
| 595 | mass transfer | 35 | 1.8K | 348 | 256 |
| 596 | Sleep Disorders | 44 | 1.8K | 309 | 263 |
| 597 | Meteorites | 23 | 1.8K | 344 | 297 |
| 598 | Bioelectronics | 38 | 1.8K | 147 | 215 |
| 599 | Occupational Health | 58 | 1.8K | 86 | 76 |
| 600 | histological techniques | 29 | 1.8K | 92 | 69 |
| 601 | Orthopedics | 55 | 1.8K | 252 | 237 |
| 602 | Animal genetics | 57 | 1.7K | 72 | 63 |
| 603 | Sexual health | 64 | 1.7K | 47 | 64 |
| 604 | Population | 37 | 1.7K | 146 | 83 |
| 605 | Light | 46 | 1.7K | 105 | 300 |
| 606 | Human-Computer Interaction | 50 | 1.7K | 127 | 128 |
| 607 | water supply | 33 | 1.7K | 204 | 194 |
| 608 | Plant breeding | 23 | 1.7K | 179 | 59 |
| 609 | Ceramics | 73 | 1.7K | 143 | 194 |
| 610 | Decision making | 74 | 1.6K | 80 | 193 |
| 611 | Computer-Aided Design | 50 | 1.6K | 114 | 114 |
| 612 | Lightweight concrete | 32 | 1.6K | 41 | 81 |
| 613 | Politics | 17 | 1.6K | 154 | 48 |
| 613 | International Finance | 77 | 1.6K | 88 | 177 |
| 613 | government | 16 | 1.6K | 194 | 69 |
| 616 | Sleep | 41 | 1.6K | 337 | 287 |
| 617 | Animal ecology | 46 | 1.6K | 204 | 224 |
| 618 | Speech Disorders | 58 | 1.6K | 151 | 160 |
| 619 | catalytic activity | 34 | 1.6K | 69 | 63 |
| 620 | Agricultural systems | 17 | 1.6K | 73 | 27 |
| 621 | Clinical Biochemistry | 37 | 1.6K | 171 | 143 |
| 622 | motivation | 33 | 1.6K | 18 | 28 |
| 623 | Amyotrophic Lateral Sclerosis | 33 | 1.5K | 21 | 16 |
| 624 | Glass | 49 | 1.5K | 164 | 185 |
| 624 | pottery | 49 | 1.5K | 160 | 182 |
| 626 | Mesoporous materials | 28 | 1.5K | 6 | 4 |
| 627 | Carbon | 31 | 1.5K | 241 | 302 |
| 628 | Fermentation | 53 | 1.5K | 12 | 12 |
| 629 | cloning | 28 | 1.5K | 89 | 140 |
| 630 | probabilities | 81 | 1.5K | 127 | 88 |
| 631 | Transgenic plants | 12 | 1.5K | 148 | 36 |
| 632 | Analytical Biochemistry | 39 | 1.5K | 256 | 225 |
| 632 | Organizational change | 35 | 1.5K | 34 | 34 |
| 634 | Family | 50 | 1.5K | 129 | 123 |
| 635 | baking | 57 | 1.5K | 13 | 16 |
| 636 | Measurement | 32 | 1.5K | 195 | 81 |
| 637 | Housing | 41 | 1.5K | 31 | 29 |
| 638 | Environmental Psychology | 20 | 1.5K | 32 | 44 |
| 639 | Conservation Biology | 26 | 1.5K | 252 | 222 |
| 640 | Mental Health Services | 45 | 1.5K | 197 | 156 |
| 641 | School Psychology | 26 | 1.5K | 91 | 58 |
| 642 | Nanobiotechnology | 12 | 1.5K | 96 | 39 |
| 642 | Waste management | 56 | 1.5K | 105 | 92 |
| 644 | Tribology | 52 | 1.5K | 140 | 130 |
| 644 | movement | 42 | 1.5K | 10 | 14 |
| 646 | Animal Nutrition | 55 | 1.4K | 61 | 57 |
| 647 | data collection | 23 | 1.4K | 156 | 207 |
| 648 | green products | 30 | 1.4K | 19 | 32 |
| 649 | Radiation | 46 | 1.4K | 365 | 267 |
| 650 | Product life cycle | 29 | 1.4K | 22 | 32 |
| 651 | natural disasters | 39 | 1.4K | 116 | 133 |
| 652 | Crystallography | 82 | 1.4K | 154 | 156 |
| 653 | Bifurcation Theory | 44 | 1.4K | 37 | 22 |
| 654 | Neuropsychiatry | 39 | 1.4K | 106 | 121 |
| 655 | Africa | 89 | 1.4K | 85 | 78 |
| 656 | Fluid Mechanics | 44 | 1.4K | 348 | 288 |
| 657 | school psychologists | 21 | 1.4K | 31 | 27 |
| 658 | Experimental Design | 17 | 1.4K | 70 | 48 |
| 659 | Electromagnetism | 51 | 1.4K | 103 | 124 |
| 660 | Multivariate Analysis | 52 | 1.4K | 16 | 39 |
| 661 | environmental exposure | 56 | 1.4K | 155 | 283 |
| 662 | Gene expression regulation | 28 | 1.4K | 177 | 239 |
| 663 | Cosmochemistry | 36 | 1.4K | 125 | 139 |
| 664 | Molecular Spectroscopy | 59 | 1.4K | 158 | 172 |
| 665 | Nanostructures | 49 | 1.4K | 288 | 493 |
| 666 | Ore deposits | 30 | 1.3K | 98 | 72 |
| 667 | Eastern Europe | 38 | 1.3K | 78 | 10 |
| 668 | Systems Engineering | 46 | 1.3K | 353 | 313 |
| 668 | Developmental Genetics | 17 | 1.3K | 187 | 230 |
| 670 | Muscles | 35 | 1.3K | 124 | 156 |
| 671 | Nondestructive testing | 35 | 1.3K | 67 | 42 |
| 672 | Signal Transduction | 30 | 1.3K | 296 | 368 |
| 673 | Leadership | 16 | 1.3K | 81 | 91 |
| 674 | Hemostasis | 60 | 1.3K | 32 | 49 |
| 675 | Oral communication | 26 | 1.3K | 41 | 18 |
| 676 | Water Purification | 46 | 1.3K | 105 | 85 |
| 677 | Veterinary Immunology | 37 | 1.3K | 47 | 37 |
| 678 | Criminology | 81 | 1.3K | 74 | 129 |
| 679 | Nutrition physiology | 23 | 1.3K | 134 | 96 |
| 679 | Evidence-Based Medicine | 19 | 1.3K | 325 | 75 |
| 681 | Personality Disorders | 28 | 1.3K | 36 | 29 |
| 682 | data protection | 39 | 1.3K | 8 | 18 |
| 682 | Kidney diseases | 45 | 1.3K | 111 | 142 |
| 684 | Recombinant DNA | 36 | 1.3K | 242 | 243 |
| 685 | Magnetic Materials | 65 | 1.3K | 164 | 282 |
| 686 | Radioisotopes | 81 | 1.3K | 52 | 63 |
| 686 | Phylogeny | 29 | 1.3K | 160 | 176 |
| 688 | Engineering Geology | 36 | 1.3K | 286 | 281 |
| 688 | Wind power | 29 | 1.3K | 17 | 18 |
| 690 | Evolutionary Computation | 12 | 1.3K | 128 | 111 |
| 691 | Magnetic Resonance Imaging | 23 | 1.3K | 100 | 59 |
| 692 | Microscopy | 63 | 1.3K | 159 | 183 |
| 693 | Radiology | 105 | 1.3K | 83 | 166 |
| 694 | Crystal growth | 39 | 1.3K | 122 | 110 |
| 695 | Anthropology | 40 | 1.3K | 329 | 215 |
| 696 | North America | 26 | 1.2K | 147 | 53 |
| 697 | Mathematics Education | 29 | 1.2K | 32 | 16 |
| 698 | Social Change | 47 | 1.2K | 27 | 170 |
| 699 | Memory disorders | 45 | 1.2K | 4 | 17 |
| 700 | Developmental Immunology | 20 | 1.2K | 172 | 74 |
| 701 | Paleoclimatology | 33 | 1.2K | 242 | 259 |
| 701 | Spine | 16 | 1.2K | 247 | 157 |
| 703 | venom | 41 | 1.2K | 58 | 72 |
| 703 | Toxins | 41 | 1.2K | 71 | 79 |
| 705 | individual differences | 28 | 1.2K | 14 | 20 |
| 706 | free radicals | 24 | 1.2K | 340 | 415 |
| 707 | mycoses | 28 | 1.2K | 100 | 256 |
| 708 | Learning disabilities | 51 | 1.2K | 84 | 108 |
| 709 | mental processes | 19 | 1.2K | 61 | 17 |
| 710 | China | 79 | 1.2K | 345 | 451 |
| 711 | Dermatology | 34 | 1.2K | 442 | 370 |
| 712 | Atmospheric Chemistry | 15 | 1.2K | 432 | 359 |
| 713 | Sedimentology | 31 | 1.2K | 60 | 75 |
| 714 | Jurisprudence | 59 | 1.2K | 78 | 92 |
| 715 | Boundary Value Problems | 30 | 1.2K | 123 | 73 |
| 715 | Antenna Arrays | 30 | 1.2K | 103 | 71 |
| 717 | Paleoecology | 39 | 1.2K | 190 | 227 |
| 718 | Antibacterial agents | 24 | 1.2K | 90 | 70 |
| 719 | Inflammation | 30 | 1.2K | 223 | 250 |
| 720 | Cognitive Therapy | 24 | 1.2K | 133 | 78 |
| 720 | curriculum evaluation | 42 | 1.2K | 8 | 14 |
| 722 | Capitalism | 14 | 1.2K | 15 | 4 |
| 723 | Oxidative stress | 19 | 1.2K | 298 | 233 |
| 723 | preventive medicine | 25 | 1.2K | 308 | 276 |
| 723 | Hemophilia | 43 | 1.2K | 48 | 59 |
| 726 | Genetic algorithms | 8 | 1.2K | 147 | 107 |
| 726 | food handling | 28 | 1.2K | 109 | 101 |
| 728 | Breeding | 23 | 1.2K | 360 | 232 |
| 729 | Plant tissue culture | 39 | 1.2K | 63 | 88 |
| 729 | Parasites | 43 | 1.2K | 229 | 254 |
| 731 | Plant cell culture | 24 | 1.1K | 94 | 82 |
| 732 | biomedicine | 28 | 1.1K | 90 | 41 |
| 733 | Mass Media | 95 | 1.1K | 30 | 24 |
| 734 | Randomized Controlled Trials | 66 | 1.1K | 75 | 85 |
| 735 | Educational evaluation | 35 | 1.1K | 5 | 6 |
| 736 | Heterocyclic compounds | 63 | 1.1K | 60 | 31 |
| 737 | Soil fertility | 29 | 1.1K | 29 | 54 |
| 737 | feeding behavior | 36 | 1.1K | 97 | 137 |
| 739 | Soil Mechanics | 20 | 1.1K | 410 | 291 |
| 740 | civil service | 29 | 1.1K | 36 | 39 |
| 741 | Bibliometrics | 44 | 1.1K | 3 | 17 |
| 742 | Otolaryngology | 30 | 1.1K | 99 | 85 |
| 743 | Exercise | 55 | 1.1K | 148 | 209 |
| 744 | Geometry | 95 | 1.1K | 56 | 74 |
| 744 | Organ transplantation | 19 | 1.1K | 91 | 20 |
| 746 | Animal breeding | 35 | 1.1K | 156 | 125 |
| 747 | Proteomics | 36 | 1.1K | 144 | 229 |
| 748 | European integration | 26 | 1.1K | 24 | 16 |
| 748 | European Economic Community | 26 | 1.1K | 24 | 16 |
| 750 | Health promotion | 31 | 1.1K | 299 | 290 |
| 751 | biological factors | 39 | 1.1K | 320 | 388 |
| 752 | Digestive system diseases | 28 | 1.1K | 209 | 149 |
| 753 | Demography | 36 | 1.1K | 98 | 110 |
| 753 | Corporate governance | 13 | 1.1K | 101 | 38 |
| 755 | Rock Mechanics | 21 | 1.1K | 295 | 202 |
| 756 | cell interaction | 32 | 1.1K | 179 | 229 |
| 756 | remote sensing technology | 2 | 1.1K | 43 | 3 |
| 758 | Sales management | 23 | 1.1K | 11 | 76 |
| 758 | selling | 23 | 1.1K | 11 | 76 |
| 760 | Astrocytes | 20 | 1.1K | 98 | 132 |
| 760 | computer networks | 58 | 1.1K | 370 | 540 |
| 762 | Biogeochemical cycles | 8 | 1.1K | 241 | 190 |
| 763 | Higher Education | 21 | 1.1K | 119 | 40 |
| 763 | Sedimentary rocks | 29 | 1.1K | 57 | 81 |
| 765 | Microwave devices | 69 | 1.1K | 27 | 53 |
| 766 | Palliative Care | 49 | 1.1K | 80 | 96 |
| 766 | Entrepreneurship | 23 | 1.1K | 180 | 301 |
| 766 | cryosphere | 18 | 1.1K | 128 | 107 |
| 769 | families | 56 | 1.0K | 69 | 109 |
| 769 | Informatics | 27 | 1.0K | 121 | 144 |
| 771 | Petroleum Geology | 33 | 1.0K | 76 | 95 |
| 772 | Knowledge | 54 | 1.0K | 24 | 33 |
| 773 | Cognitive Radio Networks | 9 | 1.0K | 73 | 14 |
| 774 | Neuroimaging | 11 | 1.0K | 100 | 22 |
| 774 | biofuels | 11 | 1.0K | 93 | 67 |
| 776 | Medical Technology | 70 | 1.0K | 87 | 268 |
| 777 | Nonprofit organizations | 22 | 1.0K | 25 | 16 |
| 778 | X-ray crystallography | 29 | 1.0K | 108 | 67 |
| 779 | Molecular cloning | 28 | 1.0K | 283 | 271 |
| 780 | Paleontology | 35 | 1.0K | 343 | 275 |
| 781 | Flexible manufacturing systems | 24 | 1.0K | 27 | 20 |
| 782 | Quantitative Research | 14 | 1.0K | 64 | 34 |
| 783 | Genetic recombination | 27 | 1.0K | 285 | 272 |
| 784 | Career development | 19 | 1.0K | 57 | 10 |
| 785 | Regional Economics | 26 | 1.0K | 38 | 31 |
| 786 | technology transfer | 20 | 1.0K | 12 | 20 |
| 787 | Landscape Ecology | 12 | 998 | 134 | 90 |
| 788 | environmental indicators | 24 | 996 | 168 | 191 |
| 789 | Prognosis | 8 | 992 | 4 | 2 |
| 790 | clay minerals | 24 | 988 | 35 | 41 |
| 791 | health behavior | 25 | 984 | 221 | 189 |
| 792 | Ergonomics | 27 | 980 | 252 | 162 |
| 793 | Applied Linguistics | 145 | 979 | 3 | 56 |
| 793 | Molecules | 53 | 979 | 213 | 315 |
| 795 | Hydraulic Engineering | 27 | 974 | 300 | 236 |
| 796 | Microbial Biotechnology | 20 | 970 | 153 | 99 |
| 797 | Hydrogeology | 32 | 969 | 98 | 78 |
| 797 | Frontotemporal lobar degeneration | 27 | 969 | 19 | 18 |
| 799 | Endocrine glands | 13 | 967 | 57 | 82 |
| 800 | Nonlinear systems | 17 | 962 | 143 | 68 |
| 801 | internet | 36 | 960 | 248 | 333 |
| 802 | Strategic planning | 28 | 958 | 61 | 111 |
| 802 | Culture | 62 | 958 | 99 | 100 |
| 804 | Political Psychology | 21 | 955 | 64 | 76 |
| 804 | Nuclear Fusion | 26 | 955 | 182 | 117 |
| 804 | Bacterial infections | 20 | 955 | 177 | 312 |
| 807 | Marine Geology | 31 | 954 | 94 | 103 |
| 808 | drug resistance | 16 | 951 | 126 | 77 |
| 809 | Sonochemistry | 25 | 947 | 56 | 101 |
| 810 | Elections | 43 | 944 | 20 | 38 |
| 811 | X-rays | 19 | 943 | 118 | 31 |
| 812 | Mycology | 30 | 941 | 405 | 436 |
| 813 | Forecasting | 20 | 939 | 74 | 68 |
| 814 | Heat Exchangers | 26 | 938 | 236 | 270 |
| 815 | international trade | 32 | 929 | 56 | 99 |
| 816 | behavior modification | 20 | 928 | 109 | 117 |
| 817 | Fisheries | 33 | 927 | 381 | 387 |
| 818 | Food preferences | 21 | 926 | 54 | 57 |
| 819 | Organizational Sociology | 13 | 925 | 96 | 34 |
| 819 | Antiviral agents | 14 | 925 | 90 | 28 |
| 821 | Community Psychiatry | 25 | 914 | 229 | 235 |
| 822 | Stochastic Processes | 25 | 909 | 159 | 56 |
| 823 | Coding Theory | 31 | 907 | 21 | 6 |
| 824 | Public opinion | 41 | 906 | 19 | 52 |
| 825 | hygiene | 25 | 903 | 55 | 43 |
| 826 | organizational effectiveness | 23 | 901 | 30 | 28 |
| 827 | Asia | 51 | 897 | 347 | 358 |
| 828 | Algebra | 111 | 881 | 85 | 133 |
| 829 | Architecture | 37 | 880 | 63 | 33 |
| 829 | Language Disorders | 42 | 880 | 147 | 166 |
| 831 | Histochemistry | 33 | 878 | 160 | 176 |
| 832 | Economic Geography | 39 | 877 | 17 | 34 |
| 833 | Classroom Environment | 12 | 876 | 3 | 3 |
| 834 | coal | 28 | 875 | 375 | 511 |
| 835 | children | 25 | 873 | 96 | 111 |
| 836 | Suicide | 28 | 869 | 71 | 77 |
| 837 | housing policy | 20 | 866 | 12 | 5 |
| 838 | Fracture mechanics | 44 | 865 | 249 | 311 |
| 839 | Plant Morphology | 23 | 863 | 88 | 58 |
| 840 | sports administration | 42 | 861 | 14 | 15 |
| 841 | atmospheric models | 14 | 857 | 278 | 244 |
| 842 | Long-Term Care | 27 | 856 | 79 | 151 |
| 842 | Long-term care facilities | 27 | 856 | 79 | 149 |
| 842 | structural stability | 19 | 856 | 98 | 71 |
| 845 | Bioremediation | 12 | 853 | 187 | 82 |
| 846 | Emotion | 15 | 851 | 31 | 35 |
| 847 | Algorithms | 63 | 845 | 7 | 54 |
| 848 | Integrated Circuits | 84 | 843 | 15 | 17 |
| 849 | drug evaluation | 37 | 842 | 155 | 198 |
| 850 | Autoantibodies | 21 | 841 | 105 | 111 |
| 850 | Chemical industry | 34 | 841 | 231 | 161 |
| 850 | Autoimmune diseases | 21 | 841 | 128 | 123 |
| 853 | livestock | 15 | 832 | 210 | 49 |
| 854 | Plant Genetics | 15 | 831 | 250 | 279 |
| 855 | Nephrology | 27 | 829 | 116 | 164 |
| 856 | Social problems | 37 | 828 | 54 | 132 |
| 857 | dietary supplements | 13 | 826 | 210 | 109 |
| 858 | Health Services Administration | 31 | 825 | 151 | 176 |
| 859 | planning | 37 | 820 | 47 | 57 |
| 860 | Happiness | 22 | 817 | 24 | 37 |
| 861 | Aquatic ecology | 20 | 808 | 224 | 160 |
| 862 | Community Psychology | 12 | 806 | 214 | 161 |
| 862 | Electrophysiology | 35 | 806 | 180 | 173 |
| 864 | Animal husbandry | 13 | 804 | 113 | 27 |
| 865 | Rural Development | 20 | 795 | 90 | 80 |
| 866 | Ultrasonic Imaging | 57 | 792 | 13 | 50 |
| 867 | Appetite | 28 | 791 | 96 | 154 |
| 868 | Immunogenetics | 27 | 789 | 127 | 129 |
| 869 | visualization | 84 | 786 | 136 | 196 |
| 869 | Detectors | 56 | 786 | 153 | 285 |
| 871 | older people | 66 | 784 | 220 | 265 |
| 872 | tomography | 21 | 782 | 64 | 40 |
| 873 | Particle Physics | 17 | 781 | 237 | 97 |
| 874 | Psychiatric Epidemiology | 18 | 773 | 115 | 120 |
| 875 | libraries | 19 | 771 | 171 | 42 |
| 876 | Heart Failure | 15 | 769 | 126 | 130 |
| 877 | glycoproteins | 19 | 765 | 92 | 110 |
| 877 | Glycoconjugates | 19 | 765 | 92 | 110 |
| 877 | glycolipids | 19 | 765 | 92 | 110 |
| 880 | Radio wave propagation | 53 | 763 | 75 | 87 |
| 881 | Lipid metabolism | 16 | 762 | 70 | 98 |
| 881 | Lipid | 16 | 762 | 71 | 99 |
| 883 | Mining Engineering | 10 | 761 | 236 | 107 |
| 884 | Requirements Engineering | 5 | 759 | 30 | 5 |
| 884 | atmosphere | 20 | 759 | 184 | 146 |
| 886 | Religion | 53 | 758 | 81 | 25 |
| 887 | crime | 51 | 754 | 64 | 123 |
| 888 | Cell division | 15 | 750 | 117 | 74 |
| 888 | Sarcopenia | 22 | 750 | 31 | 109 |
| 890 | forest policy | 12 | 747 | 116 | 51 |
| 891 | Logistics | 13 | 746 | 128 | 111 |
| 891 | Electron Microscopy | 14 | 746 | 108 | 24 |
| 893 | Scandinavia | 29 | 745 | 105 | 150 |
| 894 | Cross-Cultural Studies | 27 | 744 | 61 | 63 |
| 894 | Travel | 20 | 744 | 184 | 108 |
| 896 | Speech-Language Pathology | 18 | 743 | 42 | 27 |
| 897 | alcoholism | 35 | 742 | 341 | 456 |
| 898 | Reproductive health | 28 | 741 | 125 | 154 |
| 898 | Cognitive Grammar | 32 | 741 | 3 | 3 |
| 898 | Body Image | 20 | 741 | 29 | 40 |
| 901 | Neurotransmitters | 49 | 738 | 26 | 81 |
| 902 | fusion reactors | 17 | 734 | 175 | 67 |
| 903 | Social work | 50 | 732 | 217 | 259 |
| 904 | Structural health monitoring | 14 | 725 | 32 | 25 |
| 904 | Simulation | 24 | 725 | 7 | 16 |
| 904 | starch | 8 | 725 | 140 | 43 |
| 904 | theoretical models | 24 | 725 | 7 | 16 |
| 908 | tests | 8 | 723 | 69 | 25 |
| 909 | Neonatology | 21 | 722 | 106 | 95 |
| 910 | Socialization | 22 | 719 | 105 | 148 |
| 910 | Iron | 29 | 719 | 64 | 56 |
| 912 | Computer Engineering | 21 | 718 | 151 | 70 |
| 913 | Intercultural Communication | 26 | 716 | 22 | 34 |
| 913 | Music | 34 | 716 | 124 | 103 |
| 915 | Electrochemical Analysis | 20 | 713 | 494 | 391 |
| 916 | Welfare Economics | 24 | 711 | 62 | 91 |
| 916 | construction | 3 | 711 | 172 | 26 |
| 918 | Medical Imaging | 10 | 707 | 155 | 71 |
| 918 | Advertising | 9 | 707 | 154 | 90 |
| 918 | Antigens | 23 | 707 | 223 | 234 |
| 921 | Humanities | 52 | 701 | 106 | 123 |
| 921 | Journalism | 48 | 701 | 39 | 52 |
| 923 | mathematical analysis | 61 | 699 | 493 | 522 |
| 924 | Elementary particles | 7 | 697 | 68 | 63 |
| 925 | Law | 69 | 692 | 163 | 132 |
| 925 | economic forecasting | 18 | 692 | 39 | 72 |
| 927 | European Union | 19 | 691 | 19 | 21 |
| 928 | Oxidation-reduction | 12 | 689 | 306 | 394 |
| 929 | Middle East | 31 | 688 | 126 | 81 |
| 930 | Tropical Medicine | 26 | 679 | 458 | 398 |
| 931 | Cognitive Psychology | 39 | 678 | 9 | 31 |
| 931 | Artificial Organs | 49 | 678 | 54 | 95 |
| 933 | Carcinogenesis | 13 | 674 | 382 | 356 |
| 934 | voice | 27 | 672 | 58 | 60 |
| 935 | Petrology | 37 | 671 | 250 | 411 |
| 936 | Pregnancy | 21 | 670 | 171 | 162 |
| 937 | Fluid Dynamics | 38 | 667 | 212 | 289 |
| 938 | DNA methylation | 10 | 666 | 89 | 57 |
| 939 | Forensic Genetics | 18 | 665 | 42 | 51 |
| 939 | administrative agencies | 21 | 665 | 41 | 36 |
| 941 | Hydrodynamics | 11 | 661 | 265 | 171 |
| 941 | Nutritional support | 10 | 661 | 48 | 29 |
| 943 | global environmental change | 19 | 659 | 195 | 320 |
| 944 | Mobile Computing | 24 | 656 | 285 | 277 |
| 944 | Social Media | 28 | 656 | 14 | 34 |
| 946 | Hydrometeorology | 7 | 655 | 117 | 92 |
| 946 | motor skills | 14 | 655 | 43 | 40 |
| 948 | Plasma devices | 7 | 653 | 122 | 67 |
| 949 | mutagens | 10 | 651 | 388 | 335 |
| 950 | immigration | 9 | 649 | 50 | 43 |
| 951 | Materials Engineering | 26 | 646 | 73 | 33 |
| 952 | Adult Education | 26 | 645 | 83 | 34 |
| 953 | Sustainable agriculture | 26 | 643 | 99 | 153 |
| 954 | drug control | 18 | 641 | 79 | 67 |
| 955 | Plant genetic engineering | 26 | 640 | 198 | 362 |
| 956 | Intelligent Transportation Systems | 17 | 637 | 359 | 376 |
| 956 | Biodegradation | 14 | 637 | 137 | 123 |
| 956 | Computational Intelligence | 15 | 637 | 260 | 114 |
| 956 | research and development | 12 | 637 | 68 | 76 |
| 960 | Medicinal plants | 14 | 635 | 523 | 490 |
| 961 | Genetic testing | 22 | 633 | 14 | 2 |
| 961 | migration policy | 9 | 633 | 59 | 44 |
| 961 | Asylum seeker | 8 | 633 | 48 | 44 |
| 964 | pigments | 32 | 631 | 108 | 162 |
| 965 | Industrial Design | 26 | 626 | 19 | 33 |
| 966 | Political Participation | 25 | 625 | 39 | 62 |
| 967 | Ecosystem management | 16 | 622 | 192 | 197 |
| 967 | microwave communication systems | 33 | 622 | 50 | 76 |
| 969 | Atomic spectroscopy | 38 | 621 | 177 | 278 |
| 970 | Risk | 19 | 620 | 120 | 163 |
| 971 | Solar power plants | 25 | 619 | 19 | 52 |
| 971 | Computational Fluid Dynamics | 19 | 619 | 147 | 116 |
| 971 | Marriage | 21 | 619 | 98 | 91 |
| 971 | Photovoltaic Cells | 25 | 619 | 19 | 52 |
| 975 | emergency management | 21 | 618 | 113 | 127 |
| 975 | Metallic Glasses | 16 | 618 | 124 | 104 |
| 975 | violence | 19 | 618 | 291 | 292 |
| 978 | epilepsy | 24 | 617 | 196 | 220 |
| 979 | Neuroimmunology | 13 | 615 | 225 | 276 |
| 980 | Financial Institutions | 14 | 612 | 49 | 58 |
| 980 | ecotourism | 8 | 612 | 77 | 25 |
| 982 | disease outbreaks | 16 | 610 | 144 | 172 |
| 982 | Epidemics | 16 | 610 | 140 | 170 |
| 984 | Urban Policy | 18 | 607 | 157 | 171 |
| 984 | Greenhouse gases | 13 | 607 | 105 | 102 |
| 986 | Nanochemistry | 36 | 599 | 121 | 186 |
| 987 | Microbial Genetics | 13 | 596 | 98 | 108 |
| 988 | Social History | 48 | 590 | 25 | 33 |
| 989 | election law | 22 | 588 | 34 | 50 |
| 989 | natural gas | 13 | 588 | 141 | 97 |
| 989 | Voting | 22 | 588 | 31 | 48 |
| 992 | Health insurance | 30 | 587 | 81 | 157 |
| 993 | Neuromuscular diseases | 13 | 586 | 233 | 192 |
| 994 | Social Issues | 16 | 585 | 49 | 56 |
| 995 | Cellular senescence | 12 | 583 | 255 | 251 |
| 995 | Marriage counseling | 18 | 583 | 55 | 64 |
| 997 | Chemical Ecology | 24 | 577 | 108 | 163 |
| 998 | Ethnology | 33 | 576 | 281 | 248 |
| 999 | Psychoneuroimmunology | 10 | 574 | 243 | 268 |
| 1000 | Chemical processes | 22 | 573 | 112 | 106 |