| 1 | Physics | 1,109 | 91.6K | 377 | 318 |
| 2 | Science | 982 | 88.6K | 320 | 308 |
| 3 | Biology | 775 | 83.5K | 376 | 314 |
| 4 | Ecology | 914 | 49.9K | 128 | 174 |
| 5 | Chemistry | 1,021 | 49.3K | 391 | 400 |
| 6 | Natural history | 133 | 48.0K | 394 | 282 |
| 7 | Human genetics | 100 | 47.7K | 298 | 143 |
| 8 | Materials | 1,050 | 46.9K | 152 | 173 |
| 9 | Medicine | 949 | 36.6K | 336 | 402 |
| 10 | Catalysis | 673 | 35.7K | 82 | 72 |
| 11 | Pollution | 495 | 34.6K | 152 | 125 |
| 12 | Chemical Engineering | 855 | 32.4K | 80 | 108 |
| 13 | Environmental Health | 500 | 31.3K | 135 | 113 |
| 14 | Research | 853 | 29.5K | 261 | 292 |
| 15 | Molecular Biology | 402 | 25.8K | 617 | 507 |
| 16 | Neurology | 306 | 24.4K | 488 | 343 |
| 17 | Environmental Engineering | 307 | 22.5K | 102 | 88 |
| 18 | Biochemistry | 442 | 21.2K | 795 | 654 |
| 19 | Environment | 372 | 20.6K | 208 | 281 |
| 20 | Materials Science | 447 | 20.5K | 222 | 197 |
| 21 | Condensed Matter | 616 | 19.7K | 165 | 190 |
| 22 | Renewable Energy Sources | 286 | 19.1K | 30 | 49 |
| 23 | Epidemiology | 376 | 18.6K | 111 | 100 |
| 24 | sanitation | 181 | 18.4K | 76 | 59 |
| 25 | Energy Policy | 405 | 18.4K | 24 | 25 |
| 26 | Ocean Engineering | 710 | 18.1K | 11 | 12 |
| 27 | Solid State Physics | 659 | 17.2K | 174 | 207 |
| 28 | Metallurgy | 366 | 17.0K | 62 | 57 |
| 29 | Environmental Policy | 266 | 16.4K | 57 | 65 |
| 30 | Microbiology | 309 | 16.0K | 487 | 490 |
| 31 | Psychiatry | 419 | 15.4K | 177 | 249 |
| 32 | Polymers | 303 | 14.4K | 339 | 250 |
| 33 | Automation | 213 | 14.4K | 97 | 85 |
| 34 | Metals | 247 | 14.2K | 85 | 70 |
| 35 | Public Health | 382 | 13.8K | 248 | 267 |
| 36 | Geophysics | 517 | 13.6K | 185 | 256 |
| 37 | concrete | 169 | 13.4K | 21 | 21 |
| 38 | Psychology | 397 | 13.4K | 236 | 236 |
| 39 | pain | 264 | 13.3K | 30 | 42 |
| 40 | Biotechnology | 242 | 13.2K | 437 | 426 |
| 41 | Aquaculture | 317 | 13.0K | 24 | 20 |
| 42 | Mental Disorders | 368 | 12.3K | 85 | 158 |
| 43 | Nanotechnology | 292 | 12.2K | 407 | 455 |
| 44 | Sports Medicine | 174 | 11.4K | 128 | 65 |
| 45 | energy conservation | 216 | 11.4K | 43 | 64 |
| 46 | Greenhouse gases | 221 | 11.2K | 1 | 1 |
| 47 | Industrial Engineering | 257 | 11.1K | 24 | 16 |
| 48 | Water pollution | 299 | 11.0K | 48 | 99 |
| 49 | Composite Materials | 181 | 11.0K | 180 | 108 |
| 50 | Colloids | 242 | 10.7K | 255 | 204 |
| 51 | Electrochemistry | 635 | 10.4K | 91 | 177 |
| 52 | environmental pollution | 233 | 10.4K | 222 | 223 |
| 53 | Evolution | 115 | 10.4K | 158 | 121 |
| 54 | Biocompatible Materials | 172 | 10.1K | 392 | 359 |
| 55 | Cement | 95 | 10.0K | 23 | 18 |
| 56 | Immunology | 134 | 9.9K | 434 | 355 |
| 57 | Fracture mechanics | 340 | 9.8K | 12 | 15 |
| 58 | Marine Biology | 290 | 9.6K | 84 | 109 |
| 59 | Cell Biology | 76 | 9.6K | 806 | 582 |
| 60 | Industrial Safety | 202 | 9.4K | 6 | 2 |
| 61 | Surface Chemistry | 278 | 9.4K | 197 | 219 |
| 62 | Physiology | 257 | 9.3K | 288 | 319 |
| 63 | Botany | 210 | 9.2K | 345 | 376 |
| 64 | Genetics | 109 | 9.0K | 506 | 433 |
| 65 | Metabolism | 94 | 8.8K | 404 | 262 |
| 66 | Zoology | 208 | 8.5K | 96 | 57 |
| 67 | Toxicology | 209 | 8.2K | 357 | 326 |
| 68 | Biochemical Engineering | 158 | 8.0K | 270 | 375 |
| 69 | Mathematics | 514 | 8.0K | 272 | 255 |
| 70 | Biophysics | 208 | 7.9K | 652 | 565 |
| 71 | Economics | 184 | 7.8K | 384 | 251 |
| 72 | Europe | 301 | 7.8K | 93 | 78 |
| 73 | management | 119 | 7.8K | 347 | 281 |
| 74 | biological evolution | 90 | 7.7K | 234 | 209 |
| 75 | impact | 80 | 7.7K | 10 | 1 |
| 76 | peace | 49 | 7.7K | 35 | 8 |
| 77 | Animal ecology | 178 | 7.7K | 22 | 31 |
| 78 | Sports | 171 | 7.6K | 88 | 54 |
| 79 | Naval Architecture | 254 | 7.6K | 1 | 1 |
| 80 | Control Theory | 164 | 7.6K | 78 | 45 |
| 81 | rehabilitation | 207 | 7.6K | 81 | 86 |
| 82 | Petroleum Engineering | 246 | 7.5K | 26 | 22 |
| 83 | Nutrition | 81 | 7.3K | 675 | 335 |
| 84 | Biomedical Engineering | 206 | 7.3K | 377 | 368 |
| 85 | Membranes | 105 | 7.3K | 159 | 107 |
| 86 | Immunity | 36 | 7.2K | 526 | 307 |
| 87 | Sociology | 191 | 7.2K | 169 | 174 |
| 88 | Environmental Management | 114 | 7.1K | 179 | 109 |
| 89 | Behavior | 123 | 7.0K | 336 | 302 |
| 90 | Immune system | 29 | 6.9K | 236 | 168 |
| 91 | International Relations | 52 | 6.7K | 145 | 8 |
| 92 | Statistical physics | 281 | 6.6K | 256 | 309 |
| 93 | Manufacturing Processes | 257 | 6.6K | 62 | 70 |
| 94 | Neurochemistry | 104 | 6.5K | 290 | 207 |
| 95 | Bioengineering | 107 | 6.3K | 538 | 516 |
| 96 | Solar Energy | 77 | 6.3K | 95 | 29 |
| 97 | environmental protection | 200 | 6.3K | 98 | 162 |
| 98 | Hematology | 67 | 6.3K | 684 | 379 |
| 99 | Environmental monitoring | 164 | 6.3K | 203 | 263 |
| 100 | Water | 123 | 6.2K | 213 | 248 |
| 101 | Immunotherapy | 11 | 6.2K | 1066 | 153 |
| 102 | Electronics | 203 | 6.1K | 288 | 252 |
| 103 | conflict management | 30 | 6.1K | 16 | 4 |
| 104 | International security | 29 | 6.0K | 19 | 5 |
| 105 | Fisheries | 205 | 6.0K | 49 | 56 |
| 106 | Process Control | 101 | 6.0K | 11 | 11 |
| 107 | Operations Research | 151 | 5.9K | 101 | 105 |
| 108 | Engineering | 247 | 5.9K | 162 | 150 |
| 109 | Quality of life | 87 | 5.8K | 59 | 46 |
| 110 | Optics | 237 | 5.8K | 422 | 354 |
| 111 | Biodiversity conservation | 77 | 5.7K | 172 | 232 |
| 112 | Pharmacology | 153 | 5.7K | 730 | 644 |
| 113 | energy resources | 115 | 5.7K | 27 | 69 |
| 114 | Cytology | 76 | 5.7K | 904 | 798 |
| 115 | Statistics | 73 | 5.6K | 445 | 175 |
| 116 | Neurophysiology | 85 | 5.6K | 485 | 416 |
| 117 | Pediatrics | 75 | 5.6K | 364 | 257 |
| 118 | Information Technology | 92 | 5.5K | 130 | 77 |
| 119 | Electrical Engineering | 172 | 5.5K | 270 | 115 |
| 120 | Primary health care | 234 | 5.4K | 37 | 44 |
| 121 | coal | 109 | 5.3K | 87 | 68 |
| 122 | Animal Behavior | 132 | 5.3K | 179 | 213 |
| 123 | Information Science | 84 | 5.3K | 209 | 102 |
| 124 | Transportation | 153 | 5.3K | 103 | 94 |
| 125 | Medical Laboratory Science | 82 | 5.2K | 202 | 162 |
| 126 | Artificial Intelligence | 195 | 5.2K | 197 | 308 |
| 127 | Fluid Mechanics | 118 | 5.2K | 95 | 60 |
| 128 | Combustion | 133 | 5.2K | 88 | 70 |
| 129 | Engineering Geology | 172 | 5.2K | 37 | 52 |
| 130 | Cancer | 111 | 5.1K | 495 | 537 |
| 131 | human behavior | 87 | 5.1K | 287 | 288 |
| 132 | Therapeutics | 82 | 5.1K | 193 | 138 |
| 133 | United States | 161 | 5.1K | 470 | 434 |
| 134 | Rock Mechanics | 143 | 5.1K | 35 | 45 |
| 135 | Oceanography | 140 | 5.1K | 162 | 191 |
| 136 | Radio | 116 | 5.0K | 136 | 157 |
| 137 | Education | 168 | 5.0K | 279 | 222 |
| 138 | polymerization | 156 | 5.0K | 491 | 448 |
| 139 | Power Electronics | 95 | 4.9K | 96 | 94 |
| 140 | Economic Development | 51 | 4.9K | 201 | 92 |
| 141 | Cardiovascular system | 29 | 4.9K | 472 | 272 |
| 142 | Nuclear Physics | 236 | 4.9K | 626 | 721 |
| 143 | Zeolites | 64 | 4.9K | 32 | 6 |
| 144 | Microbial Ecology | 85 | 4.9K | 268 | 315 |
| 145 | Climate change | 41 | 4.6K | 178 | 217 |
| 146 | Health Services Research | 210 | 4.6K | 47 | 95 |
| 147 | Hypertension | 21 | 4.6K | 610 | 265 |
| 148 | Hippocampus | 25 | 4.6K | 39 | 12 |
| 149 | Ultrasonics | 133 | 4.5K | 25 | 30 |
| 150 | Eutrophication | 38 | 4.5K | 187 | 221 |
| 151 | Ethology | 111 | 4.4K | 146 | 208 |
| 152 | Cardiovascular diseases | 80 | 4.3K | 188 | 75 |
| 153 | Educational Technology | 110 | 4.3K | 31 | 24 |
| 154 | solar cells | 39 | 4.3K | 96 | 21 |
| 155 | Geology | 96 | 4.2K | 509 | 355 |
| 156 | Developing countries | 75 | 4.2K | 226 | 119 |
| 157 | Earthquake Engineering | 132 | 4.2K | 99 | 102 |
| 158 | Medical genetics | 58 | 4.2K | 617 | 533 |
| 159 | Endocrinology | 68 | 4.2K | 603 | 522 |
| 160 | Computational Biology | 113 | 4.2K | 217 | 313 |
| 161 | Teaching | 52 | 4.1K | 227 | 79 |
| 162 | Nanostructured Materials | 146 | 4.1K | 321 | 430 |
| 163 | Obstetrics | 87 | 4.1K | 337 | 220 |
| 164 | Structural Engineering | 155 | 4.1K | 84 | 97 |
| 165 | Economic History | 78 | 4.1K | 415 | 168 |
| 166 | Molecular ecology | 77 | 4.1K | 89 | 135 |
| 167 | Enteral nutrition | 9 | 4.0K | 444 | 65 |
| 167 | Parenteral nutrition | 9 | 4.0K | 559 | 85 |
| 169 | solar power | 28 | 4.0K | 112 | 17 |
| 170 | Building Materials | 102 | 4.0K | 129 | 155 |
| 171 | Genomics | 99 | 4.0K | 368 | 339 |
| 172 | Structural dynamics | 87 | 3.9K | 74 | 70 |
| 173 | Plant Ecology | 83 | 3.9K | 152 | 180 |
| 174 | Child Development | 121 | 3.9K | 183 | 231 |
| 175 | Industrial Ecology | 77 | 3.9K | 3 | 3 |
| 176 | Software Engineering | 90 | 3.8K | 43 | 45 |
| 177 | Marine Pollution | 133 | 3.8K | 22 | 54 |
| 178 | Nonlinear Dynamics | 133 | 3.8K | 183 | 201 |
| 179 | Emulsions | 115 | 3.8K | 6 | 1 |
| 180 | Industrial Microbiology | 53 | 3.8K | 213 | 125 |
| 181 | Social Sciences | 138 | 3.7K | 226 | 195 |
| 182 | computer networks | 146 | 3.7K | 127 | 161 |
| 183 | Wind power | 103 | 3.7K | 4 | 4 |
| 184 | Nervous system | 54 | 3.7K | 463 | 359 |
| 185 | software | 67 | 3.7K | 18 | 9 |
| 186 | Sound | 116 | 3.6K | 33 | 50 |
| 187 | psychotherapy | 117 | 3.6K | 83 | 153 |
| 188 | Educational Psychology | 44 | 3.6K | 257 | 114 |
| 189 | Analytical Chemistry | 126 | 3.6K | 610 | 676 |
| 190 | risk factors | 68 | 3.6K | 38 | 17 |
| 191 | Sustainable Development | 84 | 3.6K | 70 | 112 |
| 192 | Child psychology | 73 | 3.5K | 218 | 233 |
| 193 | Mental illness | 76 | 3.5K | 251 | 305 |
| 194 | Molecular Genetics | 65 | 3.5K | 243 | 249 |
| 195 | Ultrasound | 109 | 3.4K | 25 | 23 |
| 196 | Business | 43 | 3.4K | 406 | 296 |
| 197 | Neurobiology | 54 | 3.4K | 337 | 323 |
| 198 | Water quality management | 97 | 3.4K | 77 | 56 |
| 199 | Biodiversity | 76 | 3.4K | 201 | 230 |
| 200 | Cognitive Science | 54 | 3.4K | 168 | 152 |
| 201 | nanoscience | 81 | 3.3K | 451 | 527 |
| 202 | Product life cycle | 49 | 3.3K | 9 | 12 |
| 202 | green products | 49 | 3.3K | 8 | 12 |
| 204 | Obesity | 78 | 3.3K | 256 | 267 |
| 205 | Population Genetics | 77 | 3.3K | 110 | 161 |
| 206 | Ferroelectricity | 97 | 3.3K | 58 | 23 |
| 207 | Telecommunication | 107 | 3.3K | 308 | 341 |
| 208 | disease outbreaks | 45 | 3.2K | 41 | 27 |
| 208 | Epidemics | 45 | 3.2K | 40 | 26 |
| 210 | Environmental Chemistry | 69 | 3.2K | 191 | 323 |
| 211 | Radio frequency | 96 | 3.2K | 14 | 14 |
| 212 | Waste management | 94 | 3.2K | 35 | 28 |
| 213 | Geriatrics | 116 | 3.2K | 317 | 339 |
| 214 | Signal Processing | 117 | 3.2K | 305 | 389 |
| 215 | Neurons | 21 | 3.2K | 208 | 259 |
| 216 | Corporate Social Responsibility | 6 | 3.2K | 96 | 3 |
| 216 | environmental auditing | 6 | 3.2K | 101 | 3 |
| 218 | Wildlife conservation | 46 | 3.2K | 164 | 117 |
| 219 | Lightweight concrete | 39 | 3.1K | 40 | 33 |
| 220 | Plants | 37 | 3.1K | 484 | 337 |
| 221 | Geochemistry | 90 | 3.1K | 308 | 352 |
| 222 | Biomass Energy | 62 | 3.1K | 319 | 344 |
| 223 | Palliative Care | 67 | 3.1K | 58 | 23 |
| 224 | Water Purification | 86 | 3.1K | 30 | 23 |
| 225 | Technology | 101 | 3.1K | 493 | 458 |
| 226 | Robotics | 85 | 3.1K | 146 | 128 |
| 227 | Heat Exchangers | 82 | 3.0K | 71 | 70 |
| 228 | Production Engineering | 197 | 3.0K | 51 | 91 |
| 229 | Social Psychology | 73 | 3.0K | 314 | 337 |
| 230 | Wireless Communication Systems | 101 | 2.9K | 256 | 273 |
| 231 | Soil Mechanics | 90 | 2.9K | 83 | 101 |
| 232 | Mechanical Engineering | 108 | 2.9K | 206 | 128 |
| 233 | Systems Engineering | 120 | 2.9K | 106 | 140 |
| 234 | Earth Sciences | 77 | 2.9K | 504 | 445 |
| 235 | Image Processing | 80 | 2.9K | 274 | 302 |
| 236 | Virology | 26 | 2.8K | 1101 | 920 |
| 237 | Fluid Dynamics | 100 | 2.8K | 56 | 71 |
| 238 | Medical Anthropology | 54 | 2.8K | 179 | 177 |
| 239 | Clinical Pharmacology | 68 | 2.7K | 134 | 89 |
| 240 | Brain | 47 | 2.7K | 700 | 532 |
| 241 | Learning | 27 | 2.7K | 338 | 171 |
| 242 | Neuropsychology | 55 | 2.7K | 423 | 307 |
| 243 | Cognitive neuroscience | 16 | 2.7K | 392 | 211 |
| 244 | Input-output analysis | 25 | 2.7K | 16 | 4 |
| 245 | Adolescent Medicine | 9 | 2.7K | 272 | 83 |
| 246 | Environmental Microbiology | 31 | 2.7K | 251 | 187 |
| 247 | Geography | 133 | 2.7K | 155 | 248 |
| 248 | Hydrology | 62 | 2.7K | 378 | 317 |
| 249 | Spectrum analysis | 82 | 2.6K | 872 | 916 |
| 250 | Child | 89 | 2.6K | 266 | 250 |
| 251 | miniaturization | 52 | 2.5K | 326 | 404 |
| 252 | Hydraulic Engineering | 67 | 2.5K | 83 | 64 |
| 253 | Health Information Management | 11 | 2.5K | 59 | 41 |
| 254 | Recycling | 44 | 2.5K | 32 | 40 |
| 255 | Diet | 39 | 2.5K | 463 | 389 |
| 256 | Meteorology | 55 | 2.5K | 442 | 471 |
| 257 | Molecular structure | 38 | 2.5K | 478 | 309 |
| 258 | drug therapy | 57 | 2.5K | 446 | 347 |
| 259 | Atmospheric Physics | 55 | 2.4K | 324 | 316 |
| 260 | Bioinformatics | 77 | 2.4K | 226 | 370 |
| 261 | System analysis | 93 | 2.4K | 186 | 206 |
| 262 | Physical Chemistry | 77 | 2.4K | 279 | 368 |
| 263 | Nanostructures | 27 | 2.3K | 498 | 316 |
| 263 | Environmental pollutants | 76 | 2.3K | 187 | 235 |
| 265 | Leukemia | 17 | 2.3K | 464 | 239 |
| 266 | Diabetes | 52 | 2.3K | 414 | 487 |
| 267 | nucleic acids | 41 | 2.3K | 421 | 514 |
| 268 | Adolescent | 69 | 2.3K | 271 | 223 |
| 269 | Carbon | 23 | 2.3K | 379 | 238 |
| 270 | Numerical Analysis | 141 | 2.3K | 86 | 134 |
| 271 | pollutants | 71 | 2.3K | 155 | 204 |
| 272 | Rural Development | 48 | 2.3K | 19 | 17 |
| 273 | internet | 44 | 2.3K | 223 | 147 |
| 274 | Magnetic Resonance Spectroscopy | 62 | 2.3K | 154 | 95 |
| 275 | Mental Health | 79 | 2.3K | 151 | 137 |
| 276 | economic conditions | 10 | 2.2K | 207 | 39 |
| 277 | Economic Thought | 9 | 2.2K | 131 | 34 |
| 278 | Environmental Law | 48 | 2.2K | 123 | 190 |
| 278 | Transport | 87 | 2.2K | 12 | 38 |
| 280 | Human-Computer Interaction | 68 | 2.2K | 71 | 90 |
| 281 | Metabolic diseases | 40 | 2.2K | 591 | 628 |
| 282 | Cellulose | 23 | 2.2K | 95 | 41 |
| 283 | genome | 39 | 2.2K | 310 | 412 |
| 284 | Regional Planning | 73 | 2.2K | 126 | 137 |
| 284 | Photonics | 46 | 2.2K | 450 | 409 |
| 286 | Project Management | 63 | 2.2K | 7 | 22 |
| 287 | Computer Science | 86 | 2.2K | 91 | 78 |
| 288 | sustainability | 37 | 2.2K | 73 | 97 |
| 289 | Food additives | 34 | 2.2K | 185 | 127 |
| 289 | Psychophysiology | 67 | 2.2K | 538 | 655 |
| 291 | Oncology | 46 | 2.2K | 450 | 809 |
| 292 | China | 90 | 2.1K | 325 | 250 |
| 293 | Fishery resources | 88 | 2.1K | 14 | 33 |
| 294 | hydrocolloids | 33 | 2.1K | 108 | 104 |
| 295 | Plastics | 40 | 2.1K | 274 | 122 |
| 296 | Traffic Engineering | 29 | 2.1K | 41 | 21 |
| 297 | nuclear magnetic resonance | 66 | 2.1K | 138 | 121 |
| 298 | Microelectronics | 53 | 2.1K | 360 | 408 |
| 299 | Psychopharmacology | 92 | 2.1K | 152 | 345 |
| 300 | gene mapping | 44 | 2.1K | 377 | 401 |
| 301 | Sea | 81 | 2.0K | 14 | 34 |
| 302 | Physical Therapy | 55 | 2.0K | 178 | 200 |
| 303 | mass transfer | 58 | 2.0K | 241 | 255 |
| 304 | ecosystem | 59 | 2.0K | 124 | 234 |
| 305 | international cooperation | 33 | 1.9K | 71 | 41 |
| 306 | Diabetes mellitus | 37 | 1.9K | 495 | 511 |
| 307 | Optical materials | 65 | 1.9K | 466 | 616 |
| 308 | plasticity | 31 | 1.9K | 47 | 59 |
| 309 | food technology | 45 | 1.9K | 484 | 370 |
| 310 | Atmospheric Chemistry | 35 | 1.9K | 252 | 267 |
| 311 | Pathology | 103 | 1.9K | 271 | 512 |
| 312 | Green Chemistry | 49 | 1.9K | 297 | 383 |
| 313 | Data Mining | 49 | 1.9K | 148 | 225 |
| 314 | Mineralogy | 61 | 1.9K | 231 | 228 |
| 315 | Social Change | 24 | 1.9K | 161 | 95 |
| 316 | Aging | 65 | 1.9K | 463 | 508 |
| 317 | Chromosome mapping | 39 | 1.9K | 349 | 329 |
| 318 | Information Systems | 47 | 1.9K | 122 | 100 |
| 319 | Political Geography | 16 | 1.9K | 66 | 9 |
| 320 | Molecules | 34 | 1.9K | 345 | 187 |
| 321 | Catalysts | 35 | 1.8K | 65 | 31 |
| 322 | Medical Physics | 49 | 1.8K | 402 | 370 |
| 323 | Ceramic materials | 70 | 1.8K | 97 | 116 |
| 324 | Quantum Gravity | 76 | 1.8K | 545 | 596 |
| 325 | DNA repair | 27 | 1.8K | 31 | 19 |
| 326 | Ceramics | 57 | 1.8K | 205 | 183 |
| 327 | Wildlife management | 40 | 1.8K | 84 | 32 |
| 328 | Diagnostic microbiology | 13 | 1.8K | 562 | 355 |
| 329 | Internet of Things | 38 | 1.8K | 188 | 150 |
| 330 | Glass | 47 | 1.8K | 179 | 176 |
| 330 | pottery | 47 | 1.8K | 174 | 174 |
| 332 | Marine Engineering | 85 | 1.8K | 7 | 3 |
| 333 | Environmental Psychology | 17 | 1.8K | 46 | 36 |
| 334 | Sleep Disorders | 75 | 1.7K | 172 | 256 |
| 335 | Cytogenetics | 11 | 1.7K | 768 | 400 |
| 336 | Engineering Mathematics | 60 | 1.7K | 206 | 157 |
| 337 | Computer-Aided Design | 34 | 1.7K | 191 | 115 |
| 338 | Exercise | 69 | 1.7K | 97 | 124 |
| 339 | Health Policy | 53 | 1.7K | 363 | 350 |
| 340 | Sleep | 74 | 1.7K | 173 | 266 |
| 341 | plant communities | 47 | 1.7K | 148 | 249 |
| 342 | Quality Control | 44 | 1.7K | 180 | 149 |
| 343 | Medical Technology | 43 | 1.7K | 195 | 169 |
| 344 | Agriculture | 41 | 1.7K | 380 | 315 |
| 345 | Medical Microbiology | 34 | 1.6K | 631 | 626 |
| 346 | Human Geography | 62 | 1.6K | 114 | 144 |
| 347 | War and Society | 16 | 1.6K | 59 | 34 |
| 347 | warfare | 16 | 1.6K | 82 | 37 |
| 347 | Biometrics | 25 | 1.6K | 302 | 159 |
| 350 | Educational Sociology | 27 | 1.6K | 19 | 2 |
| 351 | personality | 32 | 1.6K | 370 | 367 |
| 352 | Product Design | 128 | 1.6K | 16 | 24 |
| 353 | Neonatology | 38 | 1.6K | 42 | 34 |
| 354 | Mathematical Physics | 82 | 1.6K | 415 | 454 |
| 355 | Diagnostic Imaging | 53 | 1.6K | 328 | 366 |
| 356 | Production Management | 29 | 1.6K | 244 | 283 |
| 357 | Actuarial Science | 5 | 1.6K | 161 | 14 |
| 358 | Health Education | 67 | 1.6K | 253 | 270 |
| 359 | energy development | 31 | 1.6K | 74 | 192 |
| 360 | Astrophysics | 62 | 1.6K | 919 | 1109 |
| 361 | Environmental Toxicology | 42 | 1.6K | 450 | 517 |
| 361 | insurance | 4 | 1.6K | 308 | 18 |
| 363 | Food | 49 | 1.6K | 591 | 636 |
| 364 | Suicide | 44 | 1.6K | 43 | 41 |
| 365 | polar regions | 56 | 1.6K | 45 | 37 |
| 366 | pain management | 61 | 1.6K | 29 | 46 |
| 367 | Community Psychiatry | 39 | 1.5K | 155 | 150 |
| 368 | Agricultural Chemistry | 31 | 1.5K | 603 | 453 |
| 369 | Fishery management | 54 | 1.5K | 80 | 75 |
| 370 | Energy Conversion | 31 | 1.5K | 327 | 461 |
| 371 | Cheminformatics | 3 | 1.5K | 350 | 50 |
| 372 | Pharmaceutical Chemistry | 40 | 1.5K | 1116 | 1031 |
| 373 | marketing | 26 | 1.5K | 534 | 440 |
| 374 | Hydrodynamics | 54 | 1.5K | 37 | 74 |
| 375 | Technological Innovations | 31 | 1.5K | 120 | 60 |
| 376 | Detectors | 58 | 1.5K | 138 | 131 |
| 377 | natural gas | 48 | 1.5K | 41 | 40 |
| 378 | Mining Engineering | 30 | 1.5K | 92 | 70 |
| 379 | Gene expression regulation | 6 | 1.5K | 671 | 239 |
| 380 | Solid State Chemistry | 55 | 1.5K | 460 | 375 |
| 381 | Health | 75 | 1.4K | 248 | 360 |
| 382 | Plant physiology | 28 | 1.4K | 666 | 612 |
| 383 | Tunneling | 39 | 1.4K | 45 | 47 |
| 383 | underground construction | 39 | 1.4K | 45 | 47 |
| 385 | Genetic algorithms | 10 | 1.4K | 117 | 94 |
| 386 | fuel cells | 32 | 1.4K | 312 | 374 |
| 387 | Porous materials | 66 | 1.4K | 17 | 24 |
| 388 | Quantum electronics | 39 | 1.4K | 358 | 239 |
| 389 | medical education | 77 | 1.4K | 225 | 276 |
| 390 | Genetic regulation | 4 | 1.4K | 1062 | 334 |
| 391 | Political Science | 44 | 1.4K | 344 | 254 |
| 392 | Humanities | 51 | 1.4K | 96 | 40 |
| 392 | Memory | 28 | 1.4K | 544 | 429 |
| 392 | rivers | 34 | 1.4K | 4 | 8 |
| 395 | Astronomy | 53 | 1.4K | 845 | 986 |
| 396 | Medical innovations | 10 | 1.4K | 477 | 365 |
| 397 | city planning | 55 | 1.4K | 193 | 216 |
| 398 | Genetic therapy | 8 | 1.4K | 733 | 230 |
| 399 | Developmental Genetics | 2 | 1.4K | 654 | 230 |
| 399 | viral genetics | 2 | 1.4K | 382 | 190 |
| 401 | Light | 12 | 1.4K | 427 | 362 |
| 402 | Social behavior | 39 | 1.3K | 194 | 241 |
| 403 | chemical spills | 22 | 1.3K | 2 | 1 |
| 404 | Psychiatric Epidemiology | 30 | 1.3K | 59 | 61 |
| 405 | Sustainable Engineering | 41 | 1.3K | 269 | 351 |
| 405 | Scandinavia | 128 | 1.3K | 15 | 57 |
| 407 | Marine Ecology | 55 | 1.3K | 52 | 57 |
| 408 | Respiration | 34 | 1.3K | 365 | 322 |
| 409 | Electrochemical Analysis | 48 | 1.3K | 198 | 210 |
| 410 | Soft Condensed Matter | 39 | 1.3K | 210 | 211 |
| 411 | Biodegradation | 14 | 1.3K | 152 | 43 |
| 412 | Investment analysis | 10 | 1.3K | 372 | 56 |
| 413 | drug development | 6 | 1.3K | 715 | 338 |
| 414 | data collection | 33 | 1.3K | 123 | 227 |
| 415 | arthritis | 38 | 1.3K | 255 | 396 |
| 416 | complementary therapies | 19 | 1.3K | 437 | 151 |
| 417 | Evolutionary Computation | 3 | 1.3K | 462 | 110 |
| 418 | Multiphase Flow | 65 | 1.3K | 8 | 47 |
| 419 | Cybernetics | 37 | 1.3K | 325 | 368 |
| 419 | Africa | 36 | 1.3K | 234 | 81 |
| 421 | Biogeography | 33 | 1.3K | 165 | 275 |
| 422 | Water Microbiology | 13 | 1.3K | 81 | 26 |
| 423 | International Finance | 26 | 1.3K | 438 | 262 |
| 424 | Public Policy | 53 | 1.3K | 252 | 302 |
| 425 | Fouling | 12 | 1.3K | 44 | 20 |
| 426 | Nursing | 74 | 1.3K | 169 | 180 |
| 427 | gene therapy | 5 | 1.2K | 897 | 256 |
| 428 | Algae | 18 | 1.2K | 246 | 124 |
| 429 | Alternative Medicine | 16 | 1.2K | 464 | 159 |
| 430 | biopolymers | 34 | 1.2K | 267 | 240 |
| 431 | drugs | 23 | 1.2K | 686 | 389 |
| 432 | Adolescent Psychology | 21 | 1.2K | 217 | 157 |
| 432 | Building | 32 | 1.2K | 76 | 39 |
| 434 | Computer Graphics | 67 | 1.2K | 221 | 343 |
| 434 | Inclusive Education | 8 | 1.2K | 58 | 6 |
| 434 | Integration | 8 | 1.2K | 55 | 6 |
| 437 | Communication | 50 | 1.2K | 339 | 464 |
| 438 | structural stability | 30 | 1.2K | 28 | 41 |
| 439 | Biomechanics | 47 | 1.2K | 216 | 294 |
| 440 | Development | 17 | 1.2K | 215 | 159 |
| 441 | Tourism | 32 | 1.1K | 304 | 395 |
| 441 | Seaweed | 14 | 1.1K | 195 | 92 |
| 443 | Mental Health Services | 42 | 1.1K | 216 | 188 |
| 444 | Computer Vision | 24 | 1.1K | 315 | 330 |
| 444 | Petroleum Geology | 30 | 1.1K | 108 | 92 |
| 446 | Birds | 57 | 1.1K | 168 | 168 |
| 447 | epilepsy | 36 | 1.1K | 155 | 145 |
| 448 | Ethics | 49 | 1.1K | 90 | 63 |
| 449 | Comparative Physiology | 27 | 1.1K | 150 | 134 |
| 450 | Bacteriology | 22 | 1.1K | 657 | 653 |
| 451 | Conservation Biology | 30 | 1.1K | 221 | 276 |
| 452 | Energy Consumption | 27 | 1.1K | 46 | 71 |
| 453 | Marine Geology | 29 | 1.1K | 114 | 95 |
| 454 | preventive medicine | 12 | 1.1K | 543 | 304 |
| 455 | global environmental change | 30 | 1.1K | 123 | 211 |
| 456 | Qualitative Research | 48 | 1.1K | 21 | 60 |
| 456 | Physical fitness | 35 | 1.1K | 142 | 197 |
| 458 | environmental exposure | 47 | 1.1K | 227 | 378 |
| 459 | Psychosomatic Medicine | 17 | 1.1K | 253 | 190 |
| 460 | environmental indicators | 22 | 1.1K | 233 | 174 |
| 461 | Medical Ethics | 56 | 1.1K | 134 | 105 |
| 462 | lasers | 39 | 1.1K | 507 | 388 |
| 463 | Radiography | 21 | 1.1K | 249 | 275 |
| 464 | Linguistics | 55 | 1.1K | 158 | 209 |
| 465 | Attention | 27 | 1.1K | 518 | 442 |
| 466 | Cognition | 54 | 1.1K | 306 | 465 |
| 467 | Metallography | 42 | 1.1K | 89 | 89 |
| 468 | health planning | 66 | 1.1K | 205 | 307 |
| 469 | occupational diseases | 50 | 1.1K | 75 | 157 |
| 470 | Sonochemistry | 23 | 1.1K | 78 | 93 |
| 471 | Intelligent Transportation Systems | 44 | 1.0K | 145 | 248 |
| 472 | Bioorganic chemistry | 48 | 1.0K | 656 | 866 |
| 473 | Economic Assistance | 13 | 1.0K | 234 | 163 |
| 474 | Europa | 23 | 1.0K | 75 | 44 |
| 474 | Pregnancy | 37 | 1.0K | 106 | 102 |
| 476 | Oncogenes | 10 | 1.0K | 668 | 547 |
| 476 | alcoholism | 45 | 1.0K | 300 | 393 |
| 478 | Geomorphology | 33 | 1.0K | 298 | 364 |
| 479 | world | 11 | 1.0K | 300 | 195 |
| 480 | United Kingdom | 14 | 1.0K | 667 | 462 |
| 481 | Japan | 52 | 1.0K | 256 | 217 |
| 482 | Population | 21 | 1.0K | 213 | 153 |
| 482 | Intellectual disability | 43 | 1.0K | 126 | 148 |
| 484 | Database Management | 32 | 1.0K | 153 | 177 |
| 485 | Computational Fluid Dynamics | 41 | 994 | 45 | 55 |
| 486 | Systems Biology | 40 | 992 | 246 | 283 |
| 486 | educational innovations | 20 | 992 | 86 | 43 |
| 488 | finance | 31 | 991 | 626 | 512 |
| 489 | Ventilation | 29 | 978 | 61 | 65 |
| 490 | Bryology | 29 | 968 | 26 | 12 |
| 491 | food handling | 17 | 964 | 222 | 127 |
| 492 | Ornithology | 49 | 960 | 140 | 144 |
| 493 | Emergency Medicine | 44 | 958 | 273 | 262 |
| 494 | Emergency Medical Services | 43 | 957 | 51 | 38 |
| 495 | vibration | 26 | 952 | 275 | 227 |
| 496 | Muscles | 20 | 949 | 237 | 216 |
| 497 | Surgery | 28 | 948 | 539 | 838 |
| 498 | Regional Economics | 22 | 938 | 50 | 37 |
| 499 | Neural circuitry | 34 | 932 | 407 | 492 |
| 500 | Decision making | 44 | 920 | 186 | 315 |
| 501 | Occupational Health | 72 | 916 | 66 | 163 |
| 502 | Natural resources | 29 | 914 | 131 | 177 |
| 503 | Neurosurgery | 13 | 912 | 476 | 282 |
| 504 | Reproduction | 34 | 910 | 637 | 685 |
| 505 | proteins | 26 | 908 | 663 | 602 |
| 506 | Demography | 11 | 903 | 278 | 133 |
| 507 | Pharmacy | 12 | 901 | 1082 | 571 |
| 507 | Agricultural Ecology | 14 | 901 | 389 | 333 |
| 509 | Molecular evolution | 18 | 898 | 506 | 486 |
| 509 | indoor air pollution | 18 | 898 | 68 | 60 |
| 509 | Sick building syndrome | 18 | 898 | 68 | 60 |
| 512 | Gerontology | 44 | 897 | 377 | 393 |
| 513 | counseling | 32 | 888 | 318 | 290 |
| 514 | child abuse | 17 | 887 | 264 | 216 |
| 515 | Histology | 28 | 885 | 544 | 583 |
| 516 | Aquatic ecology | 39 | 882 | 96 | 144 |
| 517 | Astrocytes | 10 | 880 | 207 | 163 |
| 518 | commerce | 16 | 875 | 504 | 370 |
| 519 | Sarcopenia | 15 | 865 | 64 | 86 |
| 519 | children | 27 | 865 | 59 | 94 |
| 521 | Organic Chemistry | 38 | 864 | 1005 | 1076 |
| 521 | Plant cells | 11 | 864 | 606 | 645 |
| 523 | Child welfare | 50 | 862 | 133 | 182 |
| 524 | Substance Abuse | 34 | 861 | 347 | 355 |
| 524 | Infertility | 13 | 861 | 431 | 364 |
| 524 | fertility | 13 | 861 | 467 | 383 |
| 527 | actuators | 37 | 859 | 527 | 726 |
| 527 | transducers | 37 | 859 | 527 | 726 |
| 529 | Occupational Therapy | 60 | 858 | 99 | 90 |
| 530 | water supply | 21 | 855 | 275 | 308 |
| 531 | Land use | 21 | 854 | 256 | 208 |
| 532 | Information Theory | 34 | 851 | 317 | 359 |
| 533 | Biogeochemistry | 18 | 845 | 407 | 442 |
| 534 | Marine resources | 42 | 844 | 39 | 81 |
| 535 | Freeze-Drying | 8 | 841 | 153 | 31 |
| 535 | Hypothermia | 8 | 841 | 153 | 31 |
| 535 | Freeze Drying | 8 | 841 | 153 | 31 |
| 538 | electric vehicles | 27 | 839 | 47 | 46 |
| 538 | Hazardous waste | 17 | 839 | 235 | 260 |
| 540 | Clinical Chemistry | 37 | 836 | 801 | 1059 |
| 541 | Telecommunication Systems | 43 | 830 | 206 | 222 |
| 542 | drug addiction | 22 | 828 | 376 | 360 |
| 543 | Ergonomics | 20 | 824 | 327 | 201 |
| 544 | behavioral medicine | 21 | 817 | 377 | 440 |
| 545 | Geographic information systems | 46 | 814 | 88 | 104 |
| 546 | radioactive waste | 16 | 811 | 188 | 245 |
| 546 | industrial waste | 16 | 811 | 199 | 245 |
| 548 | Drug delivery systems | 19 | 806 | 505 | 537 |
| 548 | Drying | 21 | 806 | 60 | 45 |
| 550 | Petrology | 17 | 804 | 412 | 353 |
| 551 | Eating Disorders | 27 | 795 | 200 | 228 |
| 552 | Bioethics | 44 | 791 | 122 | 109 |
| 553 | Papermaking | 39 | 790 | 12 | 7 |
| 554 | air quality management | 13 | 785 | 131 | 74 |
| 555 | Leadership | 7 | 781 | 239 | 160 |
| 556 | Planets | 24 | 769 | 582 | 703 |
| 556 | Phylogeny | 12 | 769 | 343 | 255 |
| 558 | Mobile Computing | 31 | 768 | 203 | 251 |
| 559 | Middle East | 9 | 765 | 456 | 66 |
| 560 | Critical Care | 18 | 764 | 585 | 765 |
| 561 | Physical organic chemistry | 32 | 761 | 268 | 307 |
| 562 | soil microbiology | 11 | 757 | 733 | 660 |
| 563 | Nanoparticles | 25 | 754 | 559 | 635 |
| 564 | Feeding and Eating Disorders | 26 | 753 | 194 | 228 |
| 565 | Ecosystem management | 21 | 751 | 129 | 165 |
| 566 | Global Health | 33 | 749 | 170 | 138 |
| 567 | probabilities | 28 | 744 | 362 | 187 |
| 567 | mathematical analysis | 73 | 744 | 351 | 456 |
| 569 | Psycholinguistics | 35 | 741 | 175 | 296 |
| 570 | Entrepreneurship | 30 | 732 | 114 | 376 |
| 571 | Medical Oncology | 19 | 730 | 734 | 743 |
| 572 | Journalism | 12 | 728 | 173 | 51 |
| 573 | Adhesion | 13 | 714 | 183 | 51 |
| 573 | adhesives | 13 | 714 | 201 | 52 |
| 575 | Work | 20 | 712 | 48 | 41 |
| 576 | behavior therapy | 25 | 710 | 234 | 275 |
| 577 | Environmental Economics | 28 | 709 | 23 | 54 |
| 578 | Learning disabilities | 31 | 707 | 163 | 187 |
| 579 | Visual Perception | 23 | 706 | 560 | 557 |
| 580 | Tribology | 39 | 704 | 206 | 293 |
| 581 | Biomass | 19 | 703 | 104 | 163 |
| 581 | plant molecular biology | 11 | 703 | 814 | 789 |
| 583 | biological factors | 17 | 696 | 709 | 560 |
| 584 | Developmental Disabilities | 20 | 685 | 322 | 372 |
| 585 | Higher Education | 15 | 681 | 171 | 81 |
| 586 | Cognitive Therapy | 26 | 676 | 115 | 134 |
| 587 | Patient education | 22 | 675 | 168 | 196 |
| 588 | Critical Care Medicine | 16 | 673 | 627 | 812 |
| 589 | Food Microbiology | 19 | 671 | 381 | 498 |
| 589 | Perception | 20 | 671 | 698 | 664 |
| 591 | Food preferences | 2 | 670 | 513 | 85 |
| 592 | cell physiology | 15 | 669 | 640 | 741 |
| 593 | Lipids | 22 | 666 | 356 | 489 |
| 594 | Magnetic Materials | 26 | 664 | 475 | 488 |
| 595 | micromechanics | 26 | 658 | 111 | 136 |
| 596 | Chronic diseases | 9 | 653 | 372 | 332 |
| 597 | Risk Management | 23 | 650 | 113 | 142 |
| 598 | Turbulence | 25 | 643 | 21 | 24 |
| 599 | Semiconductors | 35 | 639 | 490 | 480 |
| 600 | Health promotion | 12 | 634 | 492 | 329 |
| 601 | child behavior | 25 | 633 | 65 | 129 |
| 602 | Logistics | 25 | 632 | 61 | 140 |
| 603 | Geriatric Psychiatry | 18 | 623 | 320 | 274 |
| 604 | bryophytes | 8 | 622 | 40 | 13 |
| 605 | Health Services Administration | 25 | 621 | 216 | 267 |
| 606 | carbon monoxide | 11 | 620 | 77 | 52 |
| 607 | Risk assessment | 55 | 618 | 5 | 42 |
| 607 | Geriatric Oncology | 13 | 618 | 220 | 157 |
| 609 | Crystallography | 34 | 617 | 404 | 306 |
| 610 | disabilities | 39 | 616 | 87 | 147 |
| 611 | Measurement | 34 | 615 | 209 | 273 |
| 612 | Quantitative Research | 4 | 613 | 185 | 67 |
| 613 | Socialization | 7 | 610 | 294 | 178 |
| 614 | Requirements Engineering | 2 | 607 | 91 | 7 |
| 615 | language | 17 | 601 | 252 | 272 |
| 616 | gastrointestinal tract | 4 | 593 | 272 | 103 |
| 617 | Chemical Oceanography | 12 | 586 | 119 | 131 |
| 618 | Job satisfaction | 10 | 583 | 21 | 40 |
| 618 | job stress | 10 | 583 | 21 | 40 |
| 620 | Computer Engineering | 7 | 579 | 556 | 97 |
| 620 | big data | 13 | 579 | 120 | 83 |
| 620 | Liver diseases | 13 | 579 | 737 | 850 |
| 623 | Differential Equations | 25 | 576 | 231 | 205 |
| 623 | Forecasting | 9 | 576 | 205 | 115 |
| 623 | biobanks | 28 | 576 | 7 | 9 |
| 626 | Crisis Intervention | 17 | 574 | 20 | 22 |
| 626 | Crystal growth | 21 | 574 | 266 | 290 |
| 628 | Adsorption | 7 | 571 | 73 | 18 |
| 629 | Fiber Optics | 22 | 570 | 323 | 307 |
| 629 | data protection | 39 | 570 | 12 | 55 |
| 631 | Clinical Laboratory Science | 42 | 569 | 18 | 22 |
| 631 | Multimedia Systems | 45 | 569 | 236 | 422 |
| 633 | Disability Studies | 47 | 567 | 2 | 9 |
| 634 | Clinical Psychology | 25 | 565 | 367 | 534 |
| 634 | industrial hygiene | 47 | 565 | 80 | 108 |
| 636 | enzymes | 27 | 562 | 379 | 596 |
| 637 | Genetic engineering | 16 | 557 | 932 | 1050 |
| 637 | Adaptive control systems | 11 | 557 | 211 | 64 |
| 639 | curriculum evaluation | 20 | 554 | 56 | 45 |
| 640 | Small Business | 18 | 552 | 173 | 408 |
| 641 | Export Marketing | 3 | 551 | 197 | 61 |
| 642 | Pediatric Neurology | 10 | 550 | 535 | 675 |
| 642 | economic policy | 35 | 550 | 535 | 585 |
| 642 | international trade | 7 | 550 | 389 | 173 |
| 645 | Iron | 28 | 547 | 67 | 71 |
| 645 | wood | 32 | 547 | 79 | 86 |
| 647 | Chromosomes | 6 | 546 | 704 | 385 |
| 648 | Cosmochemistry | 15 | 545 | 336 | 333 |
| 649 | Dynamics | 27 | 544 | 325 | 293 |
| 650 | Bioinorganic chemistry | 15 | 543 | 577 | 446 |
| 650 | Social work | 26 | 543 | 390 | 335 |
| 652 | Cognitive Psychology | 22 | 541 | 45 | 45 |
| 652 | Organometallic chemistry | 15 | 541 | 862 | 459 |
| 652 | role | 6 | 541 | 269 | 144 |
| 655 | animals | 20 | 537 | 345 | 262 |
| 656 | Autoimmunity | 8 | 529 | 416 | 336 |
| 657 | Vaccines | 4 | 528 | 1775 | 763 |
| 658 | Paleoclimatology | 20 | 525 | 393 | 482 |
| 659 | Soil Science | 14 | 519 | 846 | 767 |
| 659 | adolescence | 16 | 519 | 315 | 349 |
| 661 | Cerebral cortex | 12 | 517 | 440 | 451 |
| 662 | Speech Perception | 16 | 516 | 102 | 141 |
| 662 | auditory perception | 16 | 516 | 120 | 153 |
| 662 | organization | 12 | 516 | 318 | 387 |
| 662 | Growth | 12 | 516 | 530 | 693 |
| 666 | mutation | 4 | 515 | 569 | 248 |
| 666 | Behavioral research | 23 | 515 | 34 | 46 |
| 668 | Combinatorial chemistry | 13 | 512 | 292 | 378 |
| 669 | freshwater biology | 14 | 510 | 312 | 294 |
| 670 | Energy Storage | 38 | 507 | 212 | 528 |
| 671 | Geotechnical Engineering | 22 | 503 | 118 | 148 |
| 671 | Microorganisms | 7 | 503 | 663 | 543 |
| 673 | Nonlinear systems | 25 | 501 | 98 | 129 |
| 674 | health services | 15 | 497 | 384 | 300 |
| 675 | Production Planning | 16 | 491 | 36 | 64 |
| 675 | Production Control | 16 | 491 | 36 | 64 |
| 677 | Embryology | 6 | 490 | 1113 | 864 |
| 678 | Soil dynamics | 8 | 481 | 264 | 143 |
| 679 | Photochemistry | 26 | 480 | 398 | 618 |
| 680 | protein | 12 | 479 | 598 | 525 |
| 681 | Mechatronics | 14 | 477 | 319 | 284 |
| 682 | Agricultural Engineering | 1 | 475 | 843 | 111 |
| 683 | epidemiologic methods | 3 | 474 | 166 | 8 |
| 683 | Research Design | 18 | 474 | 368 | 465 |
| 685 | Psychiatric Nursing | 26 | 472 | 102 | 111 |
| 686 | Forest Ecology | 18 | 471 | 346 | 466 |
| 687 | cell interaction | 11 | 470 | 484 | 470 |
| 688 | Bones | 11 | 467 | 375 | 417 |
| 689 | planning | 19 | 463 | 147 | 118 |
| 690 | Ophthalmology | 18 | 462 | 774 | 852 |
| 691 | Instructional systems | 4 | 461 | 126 | 14 |
| 692 | Language Acquisition | 10 | 459 | 100 | 46 |
| 693 | ports | 19 | 457 | 31 | 41 |
| 694 | Randomized Controlled Trials | 38 | 454 | 169 | 263 |
| 695 | Insects | 14 | 451 | 592 | 471 |
| 696 | Group decision making | 13 | 448 | 138 | 122 |
| 697 | Smoking | 11 | 447 | 364 | 331 |
| 697 | Public Choice | 12 | 447 | 116 | 86 |
| 699 | Access to Information | 6 | 446 | 47 | 55 |
| 699 | feeding behavior | 10 | 446 | 339 | 303 |
| 699 | Information dissemination | 6 | 446 | 47 | 55 |
| 702 | nuclear magnetic resonance spectroscopy | 27 | 444 | 132 | 205 |
| 703 | Women's health | 21 | 441 | 334 | 378 |
| 704 | Emotions | 8 | 439 | 319 | 300 |
| 705 | Pharmaceutical Technology | 9 | 438 | 896 | 632 |
| 706 | Proteome | 15 | 437 | 476 | 650 |
| 707 | Evolutionary Psychology | 15 | 436 | 16 | 13 |
| 707 | innovation | 15 | 436 | 141 | 375 |
| 709 | winds | 13 | 435 | 9 | 5 |
| 710 | Technology Assessment | 16 | 434 | 25 | 99 |
| 711 | emergency management | 22 | 424 | 77 | 173 |
| 711 | Reproductive health | 19 | 424 | 219 | 264 |
| 711 | industrial relations | 28 | 424 | 172 | 215 |
| 714 | health services accessibility | 16 | 423 | 316 | 305 |
| 714 | Crisis management | 13 | 423 | 7 | 17 |
| 716 | Civil Engineering | 35 | 421 | 269 | 251 |
| 716 | Social policy | 17 | 421 | 298 | 243 |
| 718 | Spine | 23 | 420 | 203 | 374 |
| 719 | Proteomics | 15 | 417 | 416 | 579 |
| 720 | Materials Engineering | 12 | 416 | 217 | 82 |
| 720 | Fuzzy systems | 16 | 416 | 541 | 342 |
| 720 | Gastrointestinal diseases | 12 | 416 | 200 | 136 |
| 723 | Forest Management | 16 | 414 | 370 | 468 |
| 723 | free radicals | 13 | 414 | 655 | 880 |
| 725 | Nondestructive testing | 11 | 412 | 274 | 176 |
| 725 | Long-Term Care | 5 | 412 | 413 | 270 |
| 725 | Long-term care facilities | 5 | 412 | 409 | 269 |
| 728 | Cell communication | 9 | 411 | 231 | 252 |
| 729 | Carcinogenesis | 9 | 410 | 540 | 523 |
| 730 | Total Quality Management | 18 | 409 | 61 | 85 |
| 730 | Chemical processes | 25 | 409 | 99 | 151 |
| 732 | Geodesy | 23 | 408 | 118 | 169 |
| 732 | Molecular Imaging | 7 | 408 | 450 | 367 |
| 734 | sports injuries | 5 | 407 | 429 | 102 |
| 735 | sex crimes | 8 | 406 | 335 | 188 |
| 736 | Neuroplasticity | 3 | 405 | 236 | 37 |
| 737 | Archaeology | 24 | 401 | 393 | 429 |
| 738 | Bilingualism | 8 | 400 | 44 | 25 |
| 738 | mathematical concepts | 14 | 400 | 101 | 56 |
| 740 | Thin Films | 19 | 399 | 92 | 89 |
| 740 | Superconductors | 35 | 399 | 265 | 315 |
| 740 | Microwaves | 21 | 399 | 537 | 520 |
| 743 | Rheumatology | 29 | 396 | 278 | 649 |
| 744 | Magnetic Resonance Imaging | 5 | 394 | 359 | 178 |
| 745 | Imaging systems | 9 | 390 | 346 | 110 |
| 746 | Philosophy | 38 | 385 | 354 | 327 |
| 746 | Special Education | 12 | 385 | 315 | 214 |
| 748 | Geomagnetism | 14 | 383 | 270 | 270 |
| 749 | Stress | 9 | 382 | 77 | 60 |
| 750 | Architecture | 15 | 380 | 143 | 87 |
| 750 | carcinogens | 7 | 380 | 616 | 538 |
| 750 | mutagens | 7 | 380 | 538 | 509 |
| 753 | machinery | 12 | 379 | 274 | 195 |
| 754 | clay | 14 | 377 | 219 | 351 |
| 755 | optical devices | 21 | 375 | 67 | 95 |
| 756 | Radiologic Technology | 24 | 373 | 5 | 10 |
| 756 | Interventional Radiology | 24 | 373 | 5 | 10 |
| 756 | Simulation Methods | 15 | 373 | 258 | 197 |
| 756 | Bipolar Disorder | 14 | 373 | 122 | 195 |
| 756 | Interventional Radiography | 24 | 373 | 5 | 10 |
| 756 | Endoscopic Surgery | 24 | 373 | 5 | 10 |
| 762 | Microbial Biotechnology | 11 | 371 | 318 | 318 |
| 763 | hospice care | 17 | 370 | 133 | 122 |
| 764 | Urban Policy | 11 | 368 | 321 | 293 |
| 765 | Environmental Education | 14 | 366 | 74 | 89 |
| 765 | violence | 7 | 366 | 571 | 416 |
| 767 | Electrophoresis | 19 | 365 | 560 | 750 |
| 768 | Environmental risk assessment | 13 | 364 | 89 | 94 |
| 768 | libraries | 5 | 364 | 402 | 109 |
| 770 | Transportation Engineering | 11 | 363 | 113 | 108 |
| 770 | neuronal plasticity | 1 | 363 | 253 | 28 |
| 772 | Functional Analysis | 37 | 362 | 218 | 377 |
| 772 | Thermodynamics | 23 | 362 | 266 | 267 |
| 772 | Culture | 30 | 362 | 203 | 242 |
| 775 | Pharmacokinetics | 8 | 360 | 439 | 391 |
| 776 | Ecological Engineering | 11 | 359 | 195 | 278 |
| 777 | Databases | 10 | 358 | 200 | 176 |
| 777 | Coastal zone management | 18 | 358 | 141 | 228 |
| 779 | Nuclear Engineering | 28 | 355 | 538 | 543 |
| 780 | Chromatography | 16 | 353 | 631 | 644 |
| 780 | cryosphere | 11 | 353 | 168 | 211 |
| 780 | Chromatographic analysis | 16 | 353 | 778 | 712 |
| 783 | Immunochemistry | 13 | 352 | 375 | 400 |
| 784 | Labor Economics | 18 | 349 | 104 | 189 |
| 784 | Informatics | 8 | 349 | 489 | 397 |
| 786 | Immunotoxicology | 2 | 348 | 449 | 39 |
| 787 | Globalization | 22 | 345 | 73 | 170 |
| 788 | Pharmacogenetics | 12 | 344 | 432 | 541 |
| 788 | Mechanics | 17 | 344 | 408 | 377 |
| 790 | Geodynamics | 14 | 343 | 385 | 491 |
| 790 | Asia | 29 | 343 | 678 | 888 |
| 792 | Petroleum | 13 | 342 | 104 | 51 |
| 793 | Entomology | 18 | 341 | 933 | 876 |
| 794 | Semantic web | 8 | 338 | 33 | 38 |
| 795 | Neurotoxicology | 7 | 337 | 309 | 253 |
| 795 | Cross-Cultural Studies | 13 | 337 | 211 | 204 |
| 797 | Breeding | 12 | 336 | 572 | 614 |
| 798 | biofuels | 5 | 335 | 191 | 205 |
| 799 | Climatology | 23 | 333 | 571 | 992 |
| 799 | Entropy | 29 | 333 | 122 | 225 |
| 801 | Continental shelf | 16 | 331 | 112 | 182 |
| 802 | locomotion | 11 | 330 | 268 | 313 |
| 802 | posture | 11 | 330 | 268 | 313 |
| 802 | cross-cultural comparison | 12 | 330 | 178 | 130 |
| 802 | gait | 11 | 330 | 268 | 313 |
| 802 | walking | 11 | 330 | 268 | 313 |
| 807 | Molecular Spectroscopy | 17 | 329 | 659 | 746 |
| 808 | population geography | 16 | 327 | 65 | 108 |
| 809 | Anxiety Disorders | 9 | 322 | 268 | 403 |
| 809 | Anxiety | 9 | 322 | 266 | 398 |
| 811 | Algebra | 37 | 321 | 303 | 298 |
| 812 | technical education | 17 | 320 | 155 | 168 |
| 812 | at-risk youth | 1 | 320 | 170 | 56 |
| 814 | Criminal psychology | 11 | 319 | 362 | 331 |
| 814 | Autism | 11 | 319 | 314 | 402 |
| 816 | Immunopathology | 11 | 317 | 686 | 763 |
| 816 | mosses | 16 | 317 | 27 | 26 |
| 816 | liverworts | 16 | 317 | 27 | 26 |
| 819 | biological monitoring | 14 | 315 | 102 | 193 |
| 820 | animal diseases | 7 | 314 | 278 | 176 |
| 821 | Developmental Psychology | 10 | 313 | 493 | 546 |
| 822 | Australia | 27 | 311 | 450 | 720 |
| 823 | Radiobiology | 11 | 310 | 785 | 841 |
| 824 | Animal breeding | 7 | 309 | 497 | 341 |
| 825 | Landscape Ecology | 7 | 307 | 260 | 244 |
| 825 | shipbuilding | 27 | 307 | 6 | 5 |
| 827 | reasoning | 9 | 306 | 117 | 100 |
| 828 | Action Research | 30 | 304 | 2 | 30 |
| 829 | Calorimetry | 19 | 303 | 280 | 352 |
| 829 | scientific societies | 13 | 303 | 265 | 313 |
| 829 | Thermal analysis | 19 | 303 | 280 | 352 |
| 832 | Nuclear Chemistry | 18 | 300 | 392 | 363 |
| 832 | Radiochemistry | 18 | 300 | 340 | 306 |
| 834 | Dermatology | 7 | 299 | 1216 | 960 |
| 834 | Post-traumatic stress disorder | 20 | 299 | 220 | 419 |
| 836 | Anatomy | 7 | 298 | 1271 | 1096 |
| 837 | Public Administration | 25 | 295 | 354 | 520 |
| 838 | Digital Media | 5 | 294 | 111 | 55 |
| 839 | Chemotherapy | 7 | 293 | 932 | 796 |
| 839 | Stem cells | 6 | 293 | 1169 | 1030 |
| 839 | Online journalism | 4 | 293 | 70 | 47 |
| 839 | Money | 1 | 293 | 652 | 131 |
| 843 | Schizophrenia | 22 | 290 | 345 | 709 |
| 844 | Hospitality industry | 11 | 286 | 105 | 104 |
| 845 | Thermochemistry | 11 | 284 | 211 | 191 |
| 846 | Solar power plants | 11 | 283 | 60 | 118 |
| 846 | Photovoltaic Cells | 11 | 283 | 60 | 118 |
| 848 | body temperature | 17 | 282 | 58 | 131 |
| 849 | Accreditation | 2 | 281 | 137 | 8 |
| 849 | brain mapping | 7 | 281 | 420 | 480 |
| 851 | atmospheric models | 13 | 276 | 300 | 485 |
| 851 | Quantum theory | 17 | 276 | 316 | 404 |
| 851 | identity recognition | 16 | 276 | 2 | 6 |
| 854 | Land Use Planning | 11 | 275 | 116 | 203 |
| 854 | psychopathology | 11 | 275 | 139 | 207 |
| 856 | telemarketing | 5 | 273 | 43 | 51 |
| 857 | NMR | 11 | 272 | 179 | 107 |
| 857 | magnetic resonance | 11 | 272 | 188 | 121 |
| 859 | Forensic Psychiatry | 13 | 271 | 200 | 205 |
| 860 | Psychoneuroimmunology | 8 | 269 | 330 | 499 |
| 860 | Remote Sensing | 39 | 269 | 212 | 531 |
| 860 | Electromagnetism | 12 | 269 | 468 | 466 |
| 860 | Neuroimmunology | 8 | 269 | 371 | 540 |
| 864 | Environmental Geochemistry | 5 | 266 | 338 | 149 |
| 864 | Insect biochemistry | 4 | 266 | 383 | 266 |
| 866 | landscapes | 6 | 264 | 77 | 46 |
| 867 | Functional Genomics | 11 | 263 | 84 | 201 |
| 868 | Liposomes | 6 | 262 | 332 | 286 |
| 868 | Lipid bilayers | 6 | 262 | 290 | 255 |
| 870 | design | 11 | 261 | 88 | 86 |
| 871 | Hydrogeology | 15 | 260 | 190 | 308 |
| 871 | Paleoecology | 7 | 260 | 704 | 646 |
| 871 | Mineral resources | 9 | 260 | 220 | 310 |
| 874 | Corporate governance | 13 | 259 | 107 | 243 |
| 874 | Microbial Metabolism | 4 | 259 | 115 | 78 |
| 874 | Ethnology | 14 | 259 | 509 | 484 |
| 874 | Allergy | 4 | 259 | 1092 | 1110 |
| 878 | atmosphere | 6 | 258 | 533 | 430 |
| 879 | Aerosols | 6 | 257 | 399 | 295 |
| 880 | Calculus of Variations | 4 | 256 | 401 | 129 |
| 880 | Alzheimer's disease | 16 | 256 | 655 | 715 |
| 882 | Analytical Biochemistry | 8 | 254 | 1121 | 995 |
| 883 | Cosmology | 3 | 252 | 617 | 315 |
| 883 | Roads | 31 | 252 | 206 | 317 |
| 883 | Minerals | 4 | 252 | 650 | 303 |
| 886 | Agronomy | 2 | 251 | 625 | 382 |
| 886 | Sustainable agriculture | 5 | 251 | 536 | 370 |
| 886 | Paleogeography | 6 | 251 | 687 | 611 |
| 889 | Highway Engineering | 15 | 250 | 110 | 143 |
| 889 | Oxidative stress | 6 | 250 | 591 | 754 |
| 889 | Photobiology | 19 | 250 | 321 | 720 |
| 892 | Jurisprudence | 12 | 248 | 398 | 375 |
| 893 | Landslides | 9 | 247 | 81 | 171 |
| 894 | Nuclear Medicine | 10 | 245 | 573 | 631 |
| 895 | Ecological Genetics | 11 | 243 | 225 | 204 |
| 895 | Machine Learning | 7 | 243 | 183 | 208 |
| 897 | Cardiovascular Pharmacology | 5 | 242 | 178 | 102 |
| 897 | Sites | 9 | 242 | 278 | 366 |
| 899 | Green Technology | 12 | 241 | 60 | 98 |
| 900 | Vision | 5 | 240 | 507 | 425 |
| 901 | natural products | 9 | 239 | 1032 | 901 |
| 902 | Signal Transduction | 5 | 237 | 1198 | 1160 |
| 903 | School Improvement Programs | 2 | 236 | 38 | 4 |
| 904 | Social History | 7 | 235 | 288 | 110 |
| 904 | Antigens | 12 | 235 | 403 | 533 |
| 904 | Nonlinear mechanics | 10 | 235 | 153 | 158 |
| 904 | gene transfer | 2 | 235 | 369 | 114 |
| 904 | genetic transformation | 2 | 235 | 369 | 114 |
| 909 | Human Rights | 11 | 234 | 207 | 181 |
| 909 | economic forecasting | 1 | 234 | 634 | 185 |
| 909 | Human Resources | 6 | 234 | 264 | 293 |
| 912 | Rheology | 7 | 233 | 348 | 294 |
| 912 | Atomic spectroscopy | 17 | 233 | 396 | 550 |
| 914 | Animal Biotechnology | 1 | 230 | 365 | 68 |
| 914 | technology transfer | 3 | 230 | 243 | 127 |
| 916 | Organic Geochemistry | 4 | 229 | 331 | 305 |
| 916 | Strategic planning | 9 | 229 | 329 | 388 |
| 918 | forestry | 5 | 228 | 156 | 102 |
| 919 | Public opinion | 6 | 227 | 255 | 230 |
| 920 | Orthopedics | 15 | 226 | 719 | 992 |
| 921 | Cognitive Behavioral Therapy | 8 | 225 | 69 | 84 |
| 922 | sedimentary basins | 10 | 224 | 69 | 125 |
| 922 | Genes | 5 | 224 | 910 | 663 |
| 924 | Computational Intelligence | 13 | 222 | 186 | 249 |
| 925 | Urban Economics | 6 | 221 | 205 | 257 |
| 925 | Electromagnetic compatibility | 6 | 221 | 273 | 175 |
| 927 | Pediatric Rheumatology | 15 | 220 | 50 | 75 |
| 927 | Structural health monitoring | 4 | 220 | 168 | 117 |
| 929 | Nanomedicine | 3 | 219 | 218 | 127 |
| 930 | Early Childhood Education | 18 | 218 | 155 | 235 |
| 930 | Organelle biogenesis | 11 | 218 | 60 | 105 |
| 932 | Oral Medicine | 19 | 217 | 159 | 215 |
| 932 | Electroconvulsive therapy | 1 | 217 | 213 | 26 |
| 934 | genre | 13 | 216 | 17 | 24 |
| 935 | Plant genetic engineering | 4 | 215 | 813 | 697 |
| 935 | urban population | 4 | 215 | 168 | 205 |
| 935 | mammals | 7 | 215 | 644 | 509 |
| 938 | Language Disorders | 16 | 214 | 312 | 439 |
| 938 | Inflammation | 8 | 214 | 640 | 924 |
| 938 | sports administration | 15 | 214 | 55 | 110 |
| 938 | Heterocyclic compounds | 20 | 214 | 258 | 316 |
| 942 | Genetic variation | 3 | 213 | 113 | 29 |
| 943 | Parasitic Diseases | 9 | 212 | 1169 | 1307 |
| 943 | human development | 8 | 212 | 440 | 520 |
| 945 | Developmental Biology | 8 | 211 | 1250 | 1702 |
| 945 | environmental control | 7 | 211 | 96 | 119 |
| 947 | Industrial Design | 7 | 210 | 110 | 98 |
| 947 | Carbohydrates | 8 | 210 | 209 | 317 |
| 949 | Optical Communications | 10 | 208 | 392 | 388 |
| 950 | Oxidation-reduction | 4 | 207 | 741 | 852 |
| 951 | Risk | 12 | 206 | 202 | 355 |
| 952 | Microscopy | 27 | 205 | 268 | 716 |
| 953 | Happiness | 12 | 204 | 80 | 227 |
| 953 | transport vesicles | 3 | 204 | 246 | 397 |
| 953 | RNA | 6 | 204 | 342 | 433 |
| 956 | Audiology | 18 | 203 | 276 | 482 |
| 956 | Ultrasonic Imaging | 13 | 203 | 174 | 271 |
| 958 | Systems Theory | 29 | 202 | 17 | 59 |
| 958 | Geometry | 22 | 202 | 308 | 302 |
| 958 | Surface-Active Agents | 7 | 202 | 688 | 850 |
| 958 | Feminist theory | 10 | 202 | 60 | 63 |
| 958 | Surface properties | 7 | 202 | 748 | 935 |
| 958 | Radio waves | 11 | 202 | 492 | 666 |
| 964 | Ore deposits | 6 | 201 | 364 | 350 |
| 965 | Electronic Packaging | 5 | 199 | 193 | 131 |
| 966 | glycoproteins | 7 | 198 | 259 | 347 |
| 966 | Glycoconjugates | 7 | 198 | 259 | 347 |
| 966 | Oligosaccharide | 7 | 198 | 156 | 262 |
| 966 | glycolipids | 7 | 198 | 259 | 347 |
| 970 | Thrombosis | 7 | 197 | 748 | 779 |
| 970 | labor | 4 | 197 | 221 | 165 |
| 972 | Criminology | 9 | 196 | 496 | 445 |
| 972 | Hemostasis | 6 | 196 | 575 | 470 |
| 972 | Ecohydrology | 11 | 196 | 91 | 158 |
| 975 | biological invasions | 9 | 195 | 269 | 405 |
| 976 | Metallic Glasses | 7 | 194 | 279 | 310 |
| 977 | Ethnic relations | 13 | 193 | 184 | 206 |
| 978 | Chemical Ecology | 6 | 192 | 334 | 398 |
| 978 | Second Language Acquisition | 7 | 192 | 74 | 134 |
| 980 | sexual behavior | 6 | 191 | 426 | 408 |
| 980 | Appetite | 8 | 191 | 324 | 490 |
| 982 | Probability | 7 | 190 | 335 | 347 |
| 982 | Organizational change | 13 | 190 | 221 | 392 |
| 982 | particles | 9 | 190 | 474 | 534 |
| 985 | hygiene | 3 | 189 | 562 | 284 |
| 986 | physical therapy techniques | 6 | 188 | 70 | 37 |
| 986 | Chemical industry | 20 | 188 | 386 | 631 |
| 988 | Sexual health | 2 | 186 | 967 | 431 |
| 988 | older people | 25 | 186 | 452 | 736 |
| 990 | Anthropology | 21 | 185 | 463 | 749 |
| 990 | Epigenetics | 5 | 185 | 126 | 69 |
| 990 | Flexible manufacturing systems | 17 | 185 | 51 | 205 |
| 990 | Epigenomics | 5 | 185 | 125 | 67 |
| 994 | Soil biology | 4 | 184 | 795 | 873 |
| 994 | Quantum Optics | 16 | 184 | 298 | 448 |
| 994 | Geobiology | 6 | 184 | 307 | 301 |
| 994 | Laser Spectroscopy | 16 | 184 | 278 | 415 |
| 998 | Industrial Sociology | 4 | 183 | 124 | 112 |
| 998 | Financial management | 6 | 183 | 298 | 391 |
| 1000 | Socioeconomic Factors | 6 | 182 | 497 | 491 |