| 1 | Science | 852 | 60.6K | 347 | 369 |
| 2 | Physics | 1,500 | 60.3K | 280 | 437 |
| 3 | Chemistry | 1,084 | 50.4K | 362 | 405 |
| 4 | Biology | 726 | 49.7K | 379 | 429 |
| 5 | Biochemistry | 935 | 40.4K | 421 | 368 |
| 6 | Medicine | 896 | 39.9K | 339 | 350 |
| 7 | Molecular Biology | 664 | 37.7K | 379 | 347 |
| 8 | Ecology | 657 | 35.0K | 201 | 244 |
| 9 | Microbiology | 541 | 28.8K | 289 | 301 |
| 10 | Neurology | 391 | 22.7K | 368 | 333 |
| 11 | Materials | 634 | 21.4K | 247 | 325 |
| 12 | Research | 755 | 20.7K | 281 | 387 |
| 13 | Natural history | 103 | 19.0K | 404 | 453 |
| 14 | Biotechnology | 280 | 18.5K | 346 | 280 |
| 15 | Psychiatry | 391 | 18.3K | 182 | 197 |
| 16 | Nuclear Physics | 874 | 17.5K | 257 | 398 |
| 17 | Botany | 310 | 17.4K | 232 | 211 |
| 18 | Astrophysics | 395 | 16.8K | 311 | 437 |
| 19 | Solid State Physics | 692 | 15.6K | 152 | 235 |
| 20 | Psychology | 474 | 15.6K | 204 | 230 |
| 21 | Condensed Matter | 689 | 15.4K | 132 | 247 |
| 22 | Spectrum analysis | 344 | 15.1K | 284 | 369 |
| 23 | Environmental Health | 276 | 14.7K | 263 | 250 |
| 24 | Biophysics | 422 | 14.5K | 327 | 329 |
| 25 | Cytology | 216 | 13.7K | 370 | 382 |
| 26 | Environment | 251 | 13.5K | 317 | 418 |
| 27 | Obstetrics | 532 | 13.5K | 40 | 56 |
| 28 | Cell Biology | 162 | 13.3K | 410 | 380 |
| 29 | Optics | 481 | 12.7K | 200 | 159 |
| 30 | Statistical physics | 566 | 12.1K | 97 | 186 |
| 31 | Water | 246 | 11.4K | 67 | 117 |
| 32 | Bioengineering | 169 | 11.3K | 318 | 284 |
| 33 | Social Psychology | 203 | 11.2K | 116 | 126 |
| 34 | Plant physiology | 137 | 11.0K | 148 | 87 |
| 35 | Pollution | 213 | 10.8K | 435 | 464 |
| 36 | Nanotechnology | 299 | 10.8K | 361 | 466 |
| 37 | Public Health | 290 | 10.7K | 306 | 313 |
| 38 | Mathematics | 1,012 | 10.3K | 102 | 196 |
| 39 | Neurophysiology | 178 | 10.1K | 255 | 252 |
| 40 | Biocompatible Materials | 158 | 10.1K | 398 | 343 |
| 41 | Behavior | 164 | 10.1K | 265 | 222 |
| 42 | Tourism | 139 | 10.1K | 51 | 37 |
| 43 | Membranes | 169 | 10.0K | 75 | 64 |
| 44 | Human genetics | 75 | 9.9K | 316 | 374 |
| 45 | Psychophysiology | 213 | 9.5K | 244 | 248 |
| 46 | Signal Processing | 248 | 9.4K | 123 | 161 |
| 47 | Materials Science | 266 | 9.4K | 312 | 371 |
| 48 | Telecommunication | 275 | 9.3K | 95 | 148 |
| 49 | Mental Disorders | 133 | 9.1K | 245 | 205 |
| 50 | Artificial Intelligence | 254 | 9.0K | 121 | 173 |
| 51 | Reproduction | 223 | 9.0K | 84 | 72 |
| 52 | Chemical Engineering | 306 | 8.9K | 315 | 428 |
| 53 | Endocrinology | 123 | 8.7K | 352 | 287 |
| 54 | Environmental Engineering | 129 | 8.6K | 304 | 242 |
| 55 | Physiology | 203 | 8.5K | 365 | 340 |
| 56 | Medical genetics | 145 | 8.5K | 261 | 273 |
| 57 | Genetics | 139 | 8.4K | 354 | 376 |
| 58 | Geography | 229 | 8.4K | 79 | 84 |
| 59 | Immunology | 130 | 8.4K | 383 | 337 |
| 60 | Biomedical Engineering | 206 | 8.4K | 357 | 311 |
| 61 | United States | 288 | 8.2K | 302 | 327 |
| 62 | Astronomy | 266 | 8.2K | 342 | 457 |
| 63 | Mental illness | 95 | 8.2K | 177 | 126 |
| 64 | Sociology | 185 | 8.0K | 191 | 170 |
| 65 | Economics | 292 | 7.7K | 263 | 269 |
| 66 | management | 168 | 7.5K | 241 | 332 |
| 67 | Microbial Ecology | 112 | 7.4K | 187 | 217 |
| 68 | Surface Chemistry | 234 | 7.4K | 248 | 288 |
| 69 | Colloids | 211 | 7.3K | 296 | 334 |
| 70 | Virology | 95 | 7.2K | 396 | 395 |
| 71 | human behavior | 91 | 7.2K | 281 | 225 |
| 72 | Technology | 164 | 7.2K | 280 | 178 |
| 73 | Catalysis | 209 | 7.0K | 371 | 478 |
| 74 | Quantum Gravity | 242 | 6.9K | 261 | 340 |
| 75 | Information Theory | 230 | 6.7K | 31 | 63 |
| 76 | Nonlinear Dynamics | 304 | 6.6K | 49 | 118 |
| 77 | Pediatrics | 128 | 6.5K | 202 | 203 |
| 78 | Europe | 276 | 6.4K | 113 | 113 |
| 79 | Radiography | 12 | 6.3K | 305 | 49 |
| 80 | Geophysics | 209 | 6.3K | 360 | 399 |
| 81 | Geriatrics | 174 | 6.1K | 207 | 185 |
| 82 | Water pollution | 152 | 6.0K | 155 | 210 |
| 83 | Medical Anthropology | 88 | 5.9K | 106 | 91 |
| 84 | Information Technology | 44 | 5.9K | 339 | 80 |
| 85 | Animal Behavior | 136 | 5.6K | 194 | 223 |
| 86 | Psychopharmacology | 112 | 5.5K | 108 | 131 |
| 87 | Information Systems | 49 | 5.5K | 104 | 11 |
| 88 | Plant cells | 66 | 5.4K | 170 | 209 |
| 89 | Educational Psychology | 62 | 5.3K | 213 | 95 |
| 90 | Geology | 140 | 5.3K | 369 | 336 |
| 91 | plant molecular biology | 88 | 5.2K | 155 | 212 |
| 92 | Pharmacology | 179 | 5.2K | 578 | 615 |
| 93 | Plant Ecology | 95 | 5.1K | 141 | 143 |
| 94 | Geochemistry | 117 | 5.0K | 245 | 249 |
| 95 | Cancer | 107 | 5.0K | 419 | 418 |
| 96 | Cognition | 150 | 5.0K | 130 | 179 |
| 97 | Diabetes | 58 | 5.0K | 325 | 228 |
| 98 | Nutrition | 93 | 4.9K | 550 | 439 |
| 99 | sanitation | 71 | 4.9K | 194 | 238 |
| 100 | Information Science | 67 | 4.9K | 267 | 127 |
| 101 | Solar Energy | 168 | 4.9K | 15 | 49 |
| 102 | Environmental monitoring | 100 | 4.9K | 378 | 354 |
| 103 | nanoscience | 107 | 4.9K | 319 | 370 |
| 104 | Diabetes mellitus | 52 | 4.8K | 320 | 218 |
| 105 | Dermatology | 133 | 4.8K | 121 | 114 |
| 106 | Plants | 83 | 4.8K | 218 | 239 |
| 107 | Computational Biology | 118 | 4.7K | 187 | 241 |
| 108 | Vaccines | 115 | 4.7K | 97 | 76 |
| 109 | Wireless Communication Systems | 103 | 4.7K | 250 | 180 |
| 110 | Epidemiology | 172 | 4.7K | 267 | 329 |
| 111 | Thermodynamics | 80 | 4.7K | 45 | 5 |
| 112 | Hydrology | 138 | 4.7K | 154 | 192 |
| 113 | Thermochemistry | 69 | 4.6K | 22 | 5 |
| 114 | Environmental Policy | 96 | 4.6K | 280 | 347 |
| 115 | Electronics | 144 | 4.5K | 341 | 299 |
| 116 | Analytical Chemistry | 154 | 4.5K | 508 | 554 |
| 117 | Immunity | 47 | 4.3K | 350 | 357 |
| 118 | Genomics | 124 | 4.3K | 253 | 287 |
| 119 | Medical Laboratory Science | 87 | 4.3K | 160 | 180 |
| 120 | Geomorphology | 111 | 4.3K | 45 | 77 |
| 121 | environmental pollution | 106 | 4.3K | 540 | 587 |
| 122 | Automation | 115 | 4.3K | 217 | 279 |
| 123 | Aging | 127 | 4.2K | 250 | 250 |
| 124 | Cognitive Science | 46 | 4.1K | 212 | 130 |
| 125 | Nanostructured Materials | 149 | 4.1K | 290 | 409 |
| 126 | Polymers | 154 | 4.1K | 592 | 621 |
| 127 | Physical Chemistry | 142 | 4.1K | 146 | 250 |
| 128 | Decision making | 83 | 4.1K | 65 | 82 |
| 129 | Health | 241 | 4.0K | 56 | 145 |
| 130 | Ethology | 96 | 4.0K | 186 | 235 |
| 131 | Medical Microbiology | 118 | 4.0K | 181 | 292 |
| 132 | Biochemical Engineering | 61 | 3.9K | 625 | 614 |
| 133 | mass transfer | 97 | 3.9K | 125 | 135 |
| 134 | Meteorology | 70 | 3.9K | 345 | 307 |
| 135 | Zoology | 119 | 3.8K | 212 | 173 |
| 136 | Optical materials | 101 | 3.8K | 274 | 345 |
| 137 | genome | 56 | 3.7K | 172 | 240 |
| 138 | Electrochemistry | 189 | 3.7K | 440 | 506 |
| 139 | Brain | 163 | 3.6K | 245 | 433 |
| 140 | Bioinformatics | 85 | 3.6K | 187 | 233 |
| 141 | Education | 188 | 3.6K | 281 | 336 |
| 142 | plant communities | 58 | 3.5K | 116 | 119 |
| 143 | Surgery | 18 | 3.5K | 546 | 311 |
| 144 | Embryology | 34 | 3.5K | 382 | 232 |
| 145 | Composite Materials | 81 | 3.5K | 397 | 413 |
| 146 | Metabolism | 82 | 3.5K | 395 | 479 |
| 147 | Memory | 66 | 3.5K | 275 | 205 |
| 148 | Data Mining | 49 | 3.5K | 132 | 106 |
| 149 | Gerontology | 131 | 3.4K | 152 | 128 |
| 150 | personality | 71 | 3.3K | 199 | 237 |
| 151 | Mental Health | 104 | 3.3K | 94 | 75 |
| 152 | Metabolic diseases | 76 | 3.3K | 327 | 409 |
| 153 | Climatology | 57 | 3.3K | 285 | 232 |
| 154 | Health Policy | 196 | 3.2K | 94 | 189 |
| 155 | Engineering | 119 | 3.2K | 380 | 310 |
| 156 | Industrial Microbiology | 38 | 3.2K | 327 | 164 |
| 157 | Child psychology | 69 | 3.2K | 227 | 257 |
| 158 | Evolution | 76 | 3.2K | 257 | 339 |
| 159 | Drug delivery systems | 22 | 3.2K | 426 | 134 |
| 160 | Power Electronics | 83 | 3.2K | 111 | 140 |
| 161 | environmental protection | 54 | 3.1K | 584 | 412 |
| 162 | Computer Graphics | 72 | 3.1K | 195 | 164 |
| 163 | Meteorites | 58 | 3.1K | 175 | 193 |
| 164 | Developmental Biology | 54 | 3.1K | 358 | 361 |
| 164 | Teaching | 94 | 3.1K | 126 | 121 |
| 166 | Neuropsychology | 94 | 3.1K | 263 | 292 |
| 167 | Operations Research | 132 | 3.1K | 134 | 233 |
| 168 | Transportation | 54 | 3.1K | 282 | 177 |
| 169 | Cognitive neuroscience | 46 | 3.0K | 169 | 192 |
| 170 | Animal ecology | 71 | 3.0K | 120 | 124 |
| 171 | Aerosols | 22 | 3.0K | 120 | 29 |
| 172 | biological evolution | 67 | 3.0K | 317 | 415 |
| 173 | aerosol | 20 | 3.0K | 76 | 10 |
| 174 | Ergonomics | 141 | 3.0K | 51 | 50 |
| 175 | Algae | 52 | 2.9K | 65 | 40 |
| 176 | Biomass Energy | 42 | 2.9K | 473 | 369 |
| 177 | Immune system | 11 | 2.9K | 400 | 221 |
| 178 | Biodiversity | 47 | 2.9K | 367 | 284 |
| 179 | Infertility | 46 | 2.9K | 135 | 107 |
| 179 | fertility | 46 | 2.9K | 153 | 116 |
| 181 | Systems Engineering | 71 | 2.9K | 196 | 135 |
| 182 | Toxicology | 106 | 2.9K | 620 | 734 |
| 183 | Perception | 61 | 2.9K | 302 | 227 |
| 184 | Aquaculture | 72 | 2.9K | 161 | 131 |
| 185 | fuel cells | 39 | 2.8K | 219 | 186 |
| 186 | Environmental Law | 30 | 2.8K | 197 | 144 |
| 187 | Information Retrieval | 16 | 2.8K | 106 | 24 |
| 188 | Neurochemistry | 72 | 2.8K | 393 | 403 |
| 189 | Nervous system | 78 | 2.8K | 326 | 396 |
| 190 | Cerebral cortex | 37 | 2.8K | 171 | 132 |
| 191 | Robotics | 75 | 2.7K | 159 | 148 |
| 192 | Learning | 54 | 2.7K | 187 | 190 |
| 193 | solar cells | 43 | 2.7K | 64 | 43 |
| 194 | Organic Chemistry | 74 | 2.6K | 595 | 491 |
| 195 | Mathematical Physics | 207 | 2.6K | 197 | 374 |
| 196 | Image Processing | 96 | 2.6K | 214 | 335 |
| 197 | Child Development | 80 | 2.6K | 252 | 292 |
| 198 | Immunotherapy | 27 | 2.5K | 439 | 273 |
| 199 | water supply | 56 | 2.5K | 119 | 138 |
| 200 | Cell death | 39 | 2.5K | 202 | 219 |
| 201 | Semiconductors | 39 | 2.5K | 424 | 102 |
| 202 | city planning | 87 | 2.5K | 117 | 127 |
| 203 | Neurons | 15 | 2.5K | 214 | 255 |
| 204 | Social Sciences | 122 | 2.5K | 282 | 337 |
| 205 | Pharmaceutical Chemistry | 65 | 2.5K | 697 | 625 |
| 206 | Sleep Disorders | 54 | 2.4K | 227 | 171 |
| 207 | United Kingdom | 45 | 2.4K | 266 | 232 |
| 208 | Communication | 58 | 2.4K | 322 | 273 |
| 209 | polymerization | 84 | 2.4K | 736 | 705 |
| 210 | Photonics | 92 | 2.4K | 225 | 368 |
| 211 | soil microbiology | 55 | 2.4K | 193 | 294 |
| 212 | Sleep | 57 | 2.4K | 213 | 179 |
| 213 | medical education | 118 | 2.4K | 150 | 188 |
| 214 | Metallurgy | 87 | 2.4K | 280 | 325 |
| 215 | Israel | 199 | 2.3K | 5 | 3 |
| 216 | Rock Mechanics | 47 | 2.3K | 133 | 113 |
| 217 | Adolescent | 120 | 2.3K | 156 | 232 |
| 218 | Linguistics | 57 | 2.3K | 200 | 129 |
| 218 | Clinical Psychology | 72 | 2.3K | 163 | 244 |
| 220 | Risk | 6 | 2.3K | 325 | 33 |
| 221 | Bioorganic chemistry | 40 | 2.2K | 704 | 458 |
| 222 | Human Geography | 58 | 2.2K | 130 | 113 |
| 223 | infection | 75 | 2.2K | 147 | 216 |
| 224 | Oncology | 38 | 2.2K | 416 | 642 |
| 225 | nucleic acids | 50 | 2.2K | 328 | 431 |
| 226 | Hematology | 74 | 2.2K | 455 | 495 |
| 227 | Social work | 105 | 2.2K | 112 | 104 |
| 228 | older people | 80 | 2.2K | 191 | 117 |
| 229 | Radio | 98 | 2.2K | 140 | 262 |
| 230 | Autism | 37 | 2.2K | 103 | 85 |
| 231 | System analysis | 141 | 2.2K | 96 | 243 |
| 232 | Neurobiology | 24 | 2.2K | 544 | 397 |
| 233 | Seaweed | 36 | 2.1K | 64 | 38 |
| 234 | Microelectronics | 51 | 2.1K | 314 | 352 |
| 235 | actuators | 56 | 2.1K | 329 | 331 |
| 235 | transducers | 56 | 2.1K | 329 | 331 |
| 237 | Molecular structure | 43 | 2.1K | 443 | 320 |
| 238 | Engineering Geology | 41 | 2.1K | 252 | 182 |
| 239 | Conservation Biology | 42 | 2.0K | 138 | 153 |
| 240 | technical education | 42 | 2.0K | 31 | 7 |
| 241 | Medical Physics | 36 | 2.0K | 402 | 296 |
| 241 | Attention | 49 | 2.0K | 294 | 243 |
| 243 | Solid State Chemistry | 108 | 2.0K | 232 | 305 |
| 244 | Diagnostic microbiology | 33 | 2.0K | 236 | 272 |
| 245 | free radicals | 32 | 2.0K | 261 | 261 |
| 246 | miniaturization | 42 | 2.0K | 341 | 419 |
| 247 | Environmental Chemistry | 38 | 2.0K | 355 | 434 |
| 248 | Mental Health Services | 70 | 2.0K | 106 | 106 |
| 249 | Environmental Toxicology | 26 | 2.0K | 658 | 380 |
| 250 | Autoimmunity | 31 | 2.0K | 117 | 95 |
| 251 | Mobile Computing | 27 | 2.0K | 228 | 94 |
| 252 | mathematical analysis | 182 | 2.0K | 103 | 199 |
| 253 | Cell differentiation | 25 | 1.9K | 455 | 412 |
| 254 | Regional Planning | 61 | 1.9K | 174 | 182 |
| 255 | Entomology | 56 | 1.9K | 385 | 255 |
| 256 | Planets | 49 | 1.9K | 356 | 397 |
| 257 | Environmental Geology | 48 | 1.9K | 161 | 145 |
| 258 | solar power | 34 | 1.9K | 74 | 62 |
| 259 | Infections | 63 | 1.9K | 94 | 196 |
| 260 | Hypertension | 30 | 1.9K | 400 | 415 |
| 261 | Cardiovascular system | 21 | 1.8K | 457 | 419 |
| 262 | Soil Science | 78 | 1.8K | 188 | 284 |
| 263 | Fracture mechanics | 75 | 1.8K | 140 | 165 |
| 264 | Parasitic Diseases | 69 | 1.8K | 166 | 247 |
| 265 | Earth Sciences | 99 | 1.8K | 394 | 628 |
| 266 | Visual Perception | 38 | 1.8K | 339 | 261 |
| 267 | Nuclear Engineering | 245 | 1.8K | 51 | 119 |
| 268 | Critical Care | 24 | 1.8K | 406 | 389 |
| 269 | Critical Care Medicine | 23 | 1.8K | 412 | 394 |
| 270 | Emotions | 39 | 1.7K | 75 | 107 |
| 271 | gene mapping | 38 | 1.7K | 364 | 388 |
| 272 | Environmental Microbiology | 40 | 1.7K | 185 | 288 |
| 273 | lasers | 104 | 1.7K | 187 | 252 |
| 274 | Biodiversity conservation | 30 | 1.7K | 407 | 560 |
| 275 | Comparative Physiology | 34 | 1.7K | 126 | 98 |
| 276 | Energy Conversion | 33 | 1.7K | 258 | 384 |
| 277 | pain | 36 | 1.7K | 267 | 261 |
| 278 | Mineralogy | 41 | 1.7K | 315 | 280 |
| 279 | Biosensors | 42 | 1.7K | 169 | 262 |
| 280 | Developmental Psychology | 39 | 1.7K | 195 | 207 |
| 281 | computer networks | 76 | 1.7K | 273 | 380 |
| 282 | Diet | 35 | 1.7K | 442 | 470 |
| 283 | psychotherapy | 60 | 1.7K | 191 | 281 |
| 284 | Political Science | 83 | 1.6K | 229 | 249 |
| 285 | proteins | 44 | 1.6K | 370 | 344 |
| 286 | drug therapy | 49 | 1.6K | 417 | 391 |
| 287 | Human-Computer Interaction | 53 | 1.6K | 110 | 148 |
| 288 | Lipids | 29 | 1.6K | 256 | 225 |
| 289 | Clinical Chemistry | 30 | 1.6K | 728 | 569 |
| 290 | Wildlife conservation | 37 | 1.6K | 195 | 240 |
| 291 | Child | 82 | 1.6K | 263 | 366 |
| 292 | Bacteriology | 39 | 1.5K | 422 | 493 |
| 293 | Fluid Dynamics | 61 | 1.5K | 115 | 145 |
| 294 | Metals | 67 | 1.5K | 301 | 425 |
| 295 | Community Psychiatry | 26 | 1.5K | 208 | 138 |
| 296 | Parasitology | 89 | 1.5K | 194 | 334 |
| 297 | Water quality management | 51 | 1.5K | 206 | 184 |
| 298 | Post-traumatic stress disorder | 53 | 1.5K | 59 | 116 |
| 299 | Environmental Management | 49 | 1.5K | 507 | 757 |
| 300 | Soil Mechanics | 30 | 1.5K | 290 | 218 |
| 301 | Schizophrenia | 23 | 1.5K | 277 | 215 |
| 302 | behavioral medicine | 48 | 1.5K | 182 | 285 |
| 302 | Plant diseases | 39 | 1.5K | 420 | 336 |
| 304 | Geodynamics | 45 | 1.5K | 142 | 201 |
| 305 | Archaeology | 62 | 1.5K | 195 | 188 |
| 305 | Statistics | 74 | 1.5K | 456 | 455 |
| 307 | Plant Genetics | 30 | 1.5K | 98 | 145 |
| 308 | protein | 35 | 1.5K | 212 | 204 |
| 309 | Database Management | 48 | 1.4K | 100 | 139 |
| 310 | Biomass | 13 | 1.4K | 175 | 63 |
| 311 | Molecular Pharmacology | 21 | 1.4K | 177 | 120 |
| 312 | Mining Engineering | 28 | 1.4K | 85 | 71 |
| 313 | Bioelectronics | 31 | 1.4K | 187 | 264 |
| 314 | Cybernetics | 52 | 1.4K | 224 | 343 |
| 315 | Waste management | 47 | 1.4K | 137 | 100 |
| 316 | Water Purification | 46 | 1.4K | 96 | 78 |
| 317 | Organizational Behavior | 31 | 1.4K | 80 | 142 |
| 318 | Immunopathology | 37 | 1.4K | 252 | 244 |
| 319 | Molecular Microbiology | 22 | 1.3K | 262 | 286 |
| 320 | rehabilitation | 56 | 1.3K | 303 | 409 |
| 321 | Neuropharmacology | 44 | 1.3K | 21 | 44 |
| 322 | Medical Oncology | 31 | 1.3K | 399 | 377 |
| 323 | marketing | 30 | 1.3K | 520 | 516 |
| 324 | Molecular Genetics | 29 | 1.3K | 488 | 500 |
| 325 | Combustion | 57 | 1.3K | 184 | 231 |
| 326 | Microscopy | 37 | 1.3K | 202 | 151 |
| 327 | Marine Biology | 47 | 1.3K | 603 | 643 |
| 327 | Nuclear Energy | 187 | 1.3K | 35 | 94 |
| 329 | innovation | 9 | 1.3K | 284 | 191 |
| 330 | Shock Waves | 51 | 1.3K | 9 | 7 |
| 331 | Biogeography | 31 | 1.3K | 199 | 285 |
| 332 | Growth | 24 | 1.3K | 333 | 387 |
| 333 | Industrial Engineering | 57 | 1.3K | 238 | 342 |
| 334 | adolescence | 59 | 1.3K | 103 | 199 |
| 335 | Traffic Engineering | 9 | 1.3K | 173 | 56 |
| 336 | Neurotransmitters | 80 | 1.3K | 18 | 53 |
| 337 | Functional Analysis | 81 | 1.2K | 80 | 143 |
| 338 | Metallography | 40 | 1.2K | 89 | 76 |
| 339 | Control Theory | 66 | 1.2K | 245 | 307 |
| 340 | Probability | 6 | 1.2K | 369 | 65 |
| 341 | Sedimentology | 15 | 1.2K | 166 | 83 |
| 342 | Petrology | 21 | 1.2K | 380 | 307 |
| 343 | Gender Studies | 15 | 1.2K | 112 | 25 |
| 343 | Public Policy | 57 | 1.2K | 226 | 316 |
| 345 | Risk Management | 1 | 1.2K | 1192 | 73 |
| 345 | Financial management | 1 | 1.2K | 819 | 66 |
| 347 | economic policy | 50 | 1.2K | 394 | 319 |
| 348 | Family | 49 | 1.2K | 141 | 165 |
| 349 | Agriculture | 31 | 1.2K | 478 | 419 |
| 350 | Crystal growth | 35 | 1.2K | 146 | 123 |
| 351 | Chromosome mapping | 28 | 1.2K | 421 | 422 |
| 352 | Bioenergetics | 31 | 1.2K | 138 | 175 |
| 352 | Tropical Medicine | 51 | 1.2K | 195 | 217 |
| 354 | Systems Biology | 19 | 1.2K | 476 | 260 |
| 355 | Ceramic materials | 28 | 1.2K | 275 | 202 |
| 356 | homosexuality | 8 | 1.2K | 179 | 35 |
| 357 | Geriatric Psychiatry | 38 | 1.2K | 114 | 128 |
| 358 | Pharmacy | 37 | 1.2K | 449 | 424 |
| 359 | Economic Development | 25 | 1.1K | 404 | 383 |
| 360 | Energy metabolism | 29 | 1.1K | 128 | 162 |
| 361 | Anthropology | 53 | 1.1K | 261 | 233 |
| 362 | Oncogenes | 11 | 1.1K | 492 | 406 |
| 363 | Energy Policy | 53 | 1.1K | 426 | 893 |
| 364 | Queer Studies | 6 | 1.1K | 144 | 21 |
| 364 | Sound | 34 | 1.1K | 186 | 133 |
| 366 | Quantum electronics | 74 | 1.1K | 185 | 258 |
| 367 | Anxiety | 29 | 1.1K | 89 | 158 |
| 368 | health planning | 62 | 1.1K | 220 | 301 |
| 369 | human development | 27 | 1.1K | 166 | 172 |
| 370 | Land use | 34 | 1.1K | 132 | 165 |
| 371 | Anatomy | 30 | 1.1K | 528 | 471 |
| 371 | concrete | 28 | 1.1K | 204 | 293 |
| 373 | Respiration | 20 | 1.1K | 470 | 372 |
| 374 | Operator theory | 98 | 1.1K | 2 | 4 |
| 375 | Radiation | 104 | 1.1K | 115 | 331 |
| 376 | Soil biology | 25 | 1.1K | 251 | 311 |
| 377 | Speech Perception | 18 | 1.1K | 74 | 62 |
| 377 | auditory perception | 18 | 1.1K | 85 | 69 |
| 379 | Physical organic chemistry | 21 | 1.1K | 457 | 201 |
| 380 | Food service management | 22 | 1.1K | 64 | 89 |
| 381 | planning | 24 | 1.1K | 103 | 43 |
| 382 | Developmental Disabilities | 43 | 1.1K | 164 | 255 |
| 383 | Game Theory | 64 | 1.1K | 19 | 62 |
| 384 | Anxiety Disorders | 27 | 1.1K | 102 | 168 |
| 385 | Bipolar Disorder | 34 | 1.1K | 44 | 81 |
| 386 | Heat Exchangers | 29 | 1.1K | 253 | 281 |
| 386 | Obesity | 34 | 1.1K | 448 | 551 |
| 388 | Uncertainty | 5 | 1.0K | 107 | 20 |
| 389 | Carbon | 26 | 1.0K | 300 | 438 |
| 390 | Medical innovations | 8 | 1.0K | 446 | 361 |
| 391 | drug development | 13 | 1.0K | 311 | 313 |
| 392 | Algebra | 98 | 1.0K | 100 | 129 |
| 393 | Medical Technology | 23 | 1.0K | 366 | 266 |
| 394 | Computer Vision | 28 | 1.0K | 247 | 323 |
| 395 | arthritis | 20 | 1.0K | 379 | 397 |
| 396 | Urology | 40 | 1.0K | 346 | 387 |
| 397 | Building Materials | 21 | 1.0K | 647 | 647 |
| 398 | Fiber Optics | 52 | 997 | 129 | 173 |
| 399 | Economic History | 60 | 991 | 560 | 658 |
| 400 | Ferroelectricity | 104 | 987 | 44 | 107 |
| 401 | Green Chemistry | 23 | 986 | 567 | 627 |
| 402 | Radio waves | 57 | 982 | 137 | 244 |
| 403 | Health Education | 52 | 980 | 313 | 374 |
| 404 | Ophthalmology | 69 | 976 | 266 | 485 |
| 405 | Genetic engineering | 33 | 975 | 450 | 592 |
| 406 | Plant genetic engineering | 35 | 972 | 130 | 225 |
| 406 | Virulence | 18 | 972 | 365 | 447 |
| 408 | occupational diseases | 19 | 964 | 190 | 160 |
| 409 | Zeolites | 14 | 959 | 329 | 197 |
| 409 | health services | 27 | 959 | 201 | 165 |
| 411 | cell physiology | 27 | 957 | 392 | 531 |
| 412 | Climate change | 10 | 956 | 481 | 623 |
| 413 | Emergency Medicine | 52 | 954 | 191 | 210 |
| 414 | Social Change | 34 | 943 | 83 | 284 |
| 415 | Agricultural Engineering | 20 | 937 | 75 | 51 |
| 416 | Eutrophication | 8 | 935 | 516 | 623 |
| 416 | families | 39 | 935 | 129 | 132 |
| 418 | drugs | 39 | 930 | 376 | 453 |
| 419 | Cytogenetics | 16 | 928 | 477 | 444 |
| 419 | Biodegradation | 15 | 928 | 131 | 68 |
| 421 | Synaptic Transmission | 30 | 926 | 52 | 68 |
| 422 | Health Services Research | 41 | 921 | 279 | 334 |
| 423 | Microorganisms | 20 | 919 | 242 | 332 |
| 424 | Radiology | 67 | 918 | 125 | 188 |
| 425 | environmental exposure | 21 | 904 | 545 | 479 |
| 425 | Social behavior | 28 | 904 | 295 | 333 |
| 427 | Energy Storage | 29 | 890 | 255 | 323 |
| 428 | Adolescent Psychology | 17 | 877 | 259 | 212 |
| 429 | Pharmaceutical Technology | 18 | 875 | 518 | 371 |
| 430 | Research Design | 25 | 873 | 263 | 301 |
| 431 | Food | 26 | 872 | 975 | 1039 |
| 432 | Elderly | 46 | 871 | 221 | 111 |
| 433 | ecosystem | 29 | 868 | 306 | 449 |
| 434 | Population Genetics | 19 | 865 | 404 | 419 |
| 434 | Renewable Energy Sources | 40 | 865 | 516 | 1255 |
| 434 | Nanoparticles | 31 | 865 | 418 | 556 |
| 437 | Therapeutics | 15 | 861 | 618 | 485 |
| 438 | Oceanography | 35 | 853 | 458 | 547 |
| 439 | Culture | 52 | 852 | 120 | 122 |
| 440 | Pediatric Neurology | 9 | 847 | 453 | 401 |
| 440 | Magnetic Resonance Spectroscopy | 65 | 847 | 133 | 243 |
| 442 | viruses | 18 | 846 | 468 | 513 |
| 443 | Exercise therapy | 29 | 845 | 19 | 13 |
| 444 | Invertebrates | 27 | 842 | 79 | 80 |
| 445 | Magnetic Materials | 31 | 830 | 365 | 388 |
| 445 | Host-parasite interactions | 12 | 830 | 499 | 510 |
| 447 | Leisure | 20 | 822 | 57 | 52 |
| 448 | Sites | 14 | 819 | 196 | 154 |
| 449 | counseling | 46 | 818 | 236 | 318 |
| 450 | Vaccination | 5 | 813 | 132 | 12 |
| 451 | Parasites | 39 | 809 | 237 | 327 |
| 452 | Sustainable Engineering | 22 | 808 | 473 | 535 |
| 453 | finance | 58 | 802 | 387 | 639 |
| 454 | coal | 21 | 800 | 519 | 554 |
| 455 | Solar power plants | 9 | 799 | 64 | 29 |
| 455 | Photovoltaic Cells | 9 | 799 | 64 | 29 |
| 457 | Women's health | 49 | 798 | 127 | 203 |
| 457 | natural disasters | 13 | 798 | 459 | 276 |
| 459 | Organometallic compounds | 18 | 795 | 479 | 334 |
| 460 | ethnicity | 54 | 791 | 24 | 38 |
| 460 | Entrepreneurship | 7 | 791 | 597 | 388 |
| 462 | Drying | 23 | 790 | 57 | 54 |
| 463 | Clinical Immunology | 21 | 789 | 314 | 294 |
| 463 | Biomechanics | 20 | 789 | 389 | 361 |
| 465 | Business | 25 | 783 | 687 | 894 |
| 466 | Bioinorganic chemistry | 45 | 782 | 243 | 368 |
| 466 | Vocational guidance | 15 | 782 | 342 | 302 |
| 468 | Signal Transduction | 25 | 778 | 352 | 533 |
| 469 | Soft Condensed Matter | 47 | 777 | 186 | 309 |
| 469 | Electrophysiology | 42 | 777 | 135 | 167 |
| 471 | Groundwater | 27 | 776 | 85 | 99 |
| 472 | Molecular ecology | 19 | 774 | 362 | 454 |
| 473 | wind erosion | 20 | 772 | 4 | 13 |
| 474 | complementary therapies | 38 | 765 | 184 | 274 |
| 475 | particles | 40 | 763 | 82 | 124 |
| 476 | Production Management | 35 | 761 | 205 | 524 |
| 477 | Electrochemical Analysis | 43 | 759 | 248 | 401 |
| 478 | Birds | 48 | 756 | 195 | 242 |
| 479 | Manufacturing Processes | 43 | 755 | 482 | 712 |
| 479 | Molecules | 44 | 755 | 319 | 415 |
| 481 | Venture Capital | 3 | 748 | 274 | 189 |
| 482 | Organometallic chemistry | 44 | 744 | 331 | 401 |
| 483 | Agricultural Chemistry | 23 | 740 | 666 | 710 |
| 483 | irrigation | 31 | 740 | 28 | 28 |
| 485 | Developing countries | 28 | 737 | 574 | 586 |
| 486 | nuclear magnetic resonance | 56 | 732 | 157 | 254 |
| 487 | biopolymers | 40 | 731 | 219 | 351 |
| 488 | Expert Systems | 8 | 730 | 36 | 4 |
| 489 | Astrocytes | 10 | 719 | 198 | 186 |
| 490 | animals | 21 | 714 | 330 | 203 |
| 490 | cell membrane | 20 | 714 | 172 | 211 |
| 492 | Radiation effects | 10 | 709 | 231 | 123 |
| 493 | Nanostructures | 39 | 707 | 318 | 698 |
| 493 | Liposomes | 14 | 707 | 160 | 139 |
| 495 | Rheumatology | 12 | 705 | 485 | 408 |
| 495 | Photochemistry | 28 | 705 | 383 | 461 |
| 497 | International Relations | 14 | 703 | 433 | 214 |
| 497 | Chemical analysis | 23 | 703 | 233 | 250 |
| 499 | biological factors | 10 | 700 | 996 | 534 |
| 500 | Bereavement | 26 | 698 | 4 | 4 |
| 501 | Radiation Protection | 59 | 695 | 15 | 24 |
| 501 | radiation monitoring | 59 | 695 | 15 | 22 |
| 501 | Radiation dosimetry | 59 | 695 | 10 | 11 |
| 504 | Primary health care | 47 | 693 | 258 | 387 |
| 505 | Landscape Ecology | 16 | 690 | 95 | 124 |
| 505 | Performance | 11 | 690 | 102 | 72 |
| 507 | Process Control | 31 | 689 | 122 | 412 |
| 508 | Philosophy | 95 | 685 | 213 | 260 |
| 509 | Ceramics | 41 | 683 | 232 | 351 |
| 510 | Marriage | 31 | 675 | 64 | 87 |
| 511 | Quality of life | 24 | 673 | 317 | 430 |
| 511 | Speech | 10 | 673 | 450 | 298 |
| 513 | Biogeochemistry | 26 | 670 | 311 | 478 |
| 513 | Youth | 23 | 670 | 156 | 220 |
| 515 | Lightweight concrete | 14 | 667 | 130 | 201 |
| 516 | Engineering Mathematics | 38 | 663 | 337 | 405 |
| 517 | nuclear power | 86 | 660 | 28 | 53 |
| 518 | Psychiatric Epidemiology | 10 | 658 | 185 | 127 |
| 519 | Depression | 18 | 657 | 67 | 140 |
| 520 | Lipid bilayers | 11 | 655 | 180 | 142 |
| 521 | Superconductors | 52 | 654 | 146 | 173 |
| 522 | Electromagnetism | 16 | 652 | 362 | 239 |
| 522 | Medical Ethics | 42 | 652 | 164 | 178 |
| 524 | Experimental Psychology | 38 | 651 | 82 | 212 |
| 525 | motivation | 12 | 644 | 114 | 96 |
| 525 | Emotion | 12 | 644 | 46 | 60 |
| 527 | Alternative Medicine | 26 | 641 | 268 | 314 |
| 528 | Agronomy | 7 | 638 | 213 | 168 |
| 528 | Microbial Metabolism | 11 | 638 | 20 | 11 |
| 528 | impact | 17 | 638 | 79 | 97 |
| 531 | Glass | 29 | 635 | 232 | 316 |
| 532 | Toxins | 21 | 633 | 139 | 149 |
| 533 | cosmic rays | 52 | 628 | 22 | 59 |
| 534 | venom | 20 | 627 | 126 | 135 |
| 535 | Agricultural Ecology | 14 | 626 | 353 | 418 |
| 536 | Atmospheric Physics | 23 | 625 | 497 | 595 |
| 536 | Consciousness | 26 | 625 | 50 | 100 |
| 538 | Algorithms | 33 | 624 | 44 | 89 |
| 538 | Carcinogenesis | 20 | 624 | 234 | 323 |
| 538 | Jews | 147 | 624 | 6 | 5 |
| 541 | Computer Science | 41 | 622 | 276 | 370 |
| 542 | Nationalism | 42 | 619 | 10 | 12 |
| 543 | Molecular evolution | 16 | 618 | 538 | 593 |
| 544 | pottery | 27 | 617 | 238 | 317 |
| 545 | Cross-Cultural Studies | 27 | 616 | 68 | 104 |
| 546 | Ultrasonics | 24 | 614 | 287 | 405 |
| 547 | amino acids | 10 | 610 | 192 | 93 |
| 548 | Tribology | 9 | 609 | 628 | 315 |
| 549 | Health Information Management | 5 | 608 | 171 | 171 |
| 550 | Bioethics | 37 | 606 | 145 | 148 |
| 551 | Microeconomics | 16 | 602 | 82 | 84 |
| 552 | Welfare Economics | 30 | 601 | 52 | 107 |
| 553 | Antioxidants | 8 | 600 | 384 | 356 |
| 554 | brain mapping | 7 | 598 | 357 | 265 |
| 555 | Social problems | 16 | 596 | 183 | 206 |
| 556 | Geometry | 61 | 594 | 122 | 150 |
| 556 | Hormones | 23 | 594 | 365 | 454 |
| 558 | Fluid Mechanics | 42 | 590 | 284 | 474 |
| 559 | Drug design | 11 | 585 | 684 | 475 |
| 560 | soil conservation | 18 | 583 | 150 | 161 |
| 561 | Neurosurgery | 6 | 582 | 615 | 322 |
| 562 | Paleoclimatology | 14 | 579 | 485 | 442 |
| 563 | Adolescent Medicine | 38 | 576 | 79 | 304 |
| 564 | Ethnology | 35 | 575 | 252 | 244 |
| 565 | mammals | 31 | 572 | 171 | 247 |
| 566 | disease outbreaks | 19 | 570 | 112 | 169 |
| 566 | Epidemics | 19 | 570 | 108 | 166 |
| 568 | atmosphere | 14 | 567 | 241 | 203 |
| 569 | alcoholism | 19 | 566 | 483 | 514 |
| 570 | Pathology | 25 | 564 | 609 | 776 |
| 571 | Multiphase Flow | 23 | 562 | 60 | 111 |
| 571 | drug addiction | 17 | 562 | 386 | 427 |
| 573 | Political Geography | 21 | 561 | 47 | 66 |
| 574 | Bioremediation | 9 | 560 | 318 | 170 |
| 575 | Metastasis | 1 | 559 | 312 | 76 |
| 576 | Industrial Safety | 18 | 557 | 320 | 303 |
| 577 | Clinical Pharmacology | 21 | 554 | 373 | 379 |
| 578 | Political Sociology | 26 | 551 | 66 | 129 |
| 579 | Paleoecology | 12 | 544 | 520 | 432 |
| 580 | land degradation | 17 | 540 | 56 | 76 |
| 580 | research and development | 7 | 540 | 134 | 93 |
| 580 | Detectors | 30 | 540 | 320 | 430 |
| 580 | DNA polymerases | 10 | 540 | 159 | 274 |
| 580 | degradation | 17 | 540 | 56 | 76 |
| 585 | Neural circuitry | 32 | 539 | 439 | 791 |
| 586 | language | 21 | 537 | 224 | 287 |
| 587 | epilepsy | 11 | 536 | 404 | 245 |
| 588 | Paleogeography | 11 | 533 | 457 | 400 |
| 589 | Cryptography | 27 | 527 | 75 | 67 |
| 589 | probabilities | 47 | 527 | 250 | 308 |
| 589 | Oxidation-reduction | 9 | 527 | 392 | 456 |
| 592 | Ecological Engineering | 9 | 526 | 252 | 198 |
| 593 | disabilities | 23 | 523 | 137 | 166 |
| 594 | Chemotherapy | 17 | 522 | 438 | 418 |
| 595 | Combinatorial analysis | 48 | 521 | 133 | 171 |
| 596 | Socioeconomic Factors | 23 | 520 | 141 | 200 |
| 597 | Mechanical Engineering | 44 | 518 | 524 | 663 |
| 598 | Numerical Analysis | 37 | 514 | 578 | 690 |
| 598 | Remote Sensing | 24 | 514 | 364 | 319 |
| 598 | Ornithology | 34 | 514 | 195 | 239 |
| 601 | Raman spectroscopy | 15 | 513 | 212 | 172 |
| 602 | Stem cells | 20 | 509 | 449 | 576 |
| 603 | Light | 22 | 506 | 242 | 574 |
| 604 | Software Engineering | 43 | 504 | 129 | 341 |
| 604 | Child welfare | 28 | 504 | 257 | 297 |
| 606 | Project Management | 8 | 503 | 122 | 150 |
| 607 | Ethnic relations | 46 | 502 | 20 | 82 |
| 608 | Cosmochemistry | 11 | 498 | 414 | 355 |
| 609 | Crystallography | 30 | 493 | 456 | 329 |
| 610 | Radioisotopes | 37 | 490 | 149 | 191 |
| 611 | bioclimatology | 24 | 489 | 120 | 227 |
| 611 | Business Ethics | 14 | 489 | 365 | 626 |
| 613 | Quality Control | 30 | 486 | 295 | 560 |
| 614 | Travel | 18 | 485 | 177 | 155 |
| 615 | Structural dynamics | 17 | 482 | 382 | 460 |
| 616 | internet | 13 | 477 | 663 | 608 |
| 617 | Animal Nutrition | 18 | 475 | 170 | 171 |
| 618 | Urban Policy | 19 | 474 | 181 | 260 |
| 618 | child abuse | 15 | 474 | 296 | 355 |
| 620 | Middle East | 73 | 473 | 27 | 144 |
| 620 | Insects | 13 | 473 | 615 | 429 |
| 622 | Sustainable Development | 14 | 471 | 765 | 859 |
| 622 | Social Choice Theory | 25 | 471 | 13 | 28 |
| 622 | Pharmacogenetics | 12 | 471 | 344 | 330 |
| 622 | health services accessibility | 18 | 471 | 252 | 283 |
| 622 | Parenteral nutrition | 11 | 471 | 406 | 419 |
| 627 | Educational Sociology | 15 | 468 | 75 | 49 |
| 628 | Chemical Ecology | 21 | 467 | 101 | 192 |
| 628 | Lipid | 18 | 467 | 66 | 137 |
| 628 | pheromones | 21 | 467 | 92 | 180 |
| 631 | Heritage Tourism | 18 | 466 | 4 | 7 |
| 631 | cultural tourism | 18 | 466 | 4 | 7 |
| 633 | Scheduling | 19 | 464 | 5 | 19 |
| 633 | Production Scheduling | 19 | 464 | 5 | 19 |
| 635 | Agricultural Science | 6 | 460 | 117 | 132 |
| 635 | Atomic spectroscopy | 31 | 460 | 234 | 366 |
| 637 | Diagnostic Imaging | 17 | 459 | 641 | 656 |
| 638 | Nursing | 21 | 456 | 597 | 487 |
| 639 | carcinogens | 11 | 455 | 379 | 397 |
| 639 | mutagens | 11 | 455 | 318 | 363 |
| 641 | energy conservation | 17 | 453 | 731 | 1099 |
| 641 | Autoantibodies | 13 | 453 | 174 | 214 |
| 641 | Granular materials | 21 | 453 | 85 | 126 |
| 641 | Autoimmune diseases | 13 | 453 | 195 | 239 |
| 645 | individual differences | 8 | 449 | 127 | 103 |
| 646 | environmental indicators | 17 | 447 | 320 | 536 |
| 647 | Nuclear Chemistry | 64 | 445 | 80 | 252 |
| 647 | Mechanics | 31 | 445 | 262 | 362 |
| 649 | Bone diseases | 6 | 444 | 251 | 235 |
| 650 | Family Therapy | 23 | 443 | 181 | 211 |
| 651 | Adult Education | 9 | 442 | 261 | 79 |
| 652 | Climate | 16 | 440 | 123 | 198 |
| 653 | Journalism | 23 | 439 | 96 | 97 |
| 654 | Plant Morphology | 13 | 437 | 183 | 116 |
| 654 | Metallic Glasses | 21 | 437 | 87 | 138 |
| 656 | Allergy | 12 | 436 | 454 | 636 |
| 657 | Histology | 15 | 431 | 761 | 799 |
| 657 | Natural resources | 21 | 431 | 177 | 327 |
| 657 | weather | 15 | 431 | 129 | 158 |
| 660 | Biofilms | 7 | 430 | 40 | 25 |
| 661 | International Finance | 32 | 428 | 371 | 709 |
| 662 | Art Therapy | 29 | 424 | 11 | 20 |
| 662 | Animal breeding | 13 | 424 | 334 | 272 |
| 662 | Cognitive Therapy | 24 | 424 | 122 | 223 |
| 665 | cross-cultural comparison | 23 | 422 | 54 | 93 |
| 666 | Dance therapy | 29 | 421 | 12 | 15 |
| 667 | Lipid metabolism | 17 | 420 | 70 | 146 |
| 668 | Music Therapy | 28 | 419 | 17 | 25 |
| 668 | Cement | 13 | 419 | 217 | 374 |
| 670 | Solutions | 33 | 415 | 11 | 52 |
| 671 | Demography | 12 | 413 | 239 | 246 |
| 671 | Sonochemistry | 9 | 413 | 258 | 318 |
| 673 | Fungi | 10 | 412 | 507 | 525 |
| 673 | Population | 17 | 412 | 254 | 335 |
| 675 | Emergency Medical Services | 17 | 409 | 144 | 126 |
| 675 | Social welfare | 17 | 409 | 180 | 157 |
| 675 | Genetic therapy | 9 | 409 | 507 | 469 |
| 678 | Plant Biotechnology | 14 | 407 | 231 | 277 |
| 679 | Urban Economics | 17 | 404 | 72 | 162 |
| 679 | urban population | 17 | 404 | 42 | 126 |
| 681 | Substance Abuse | 33 | 403 | 319 | 549 |
| 682 | Orthopedics | 16 | 402 | 542 | 556 |
| 682 | Enteral nutrition | 10 | 402 | 350 | 382 |
| 682 | Mycology | 10 | 402 | 809 | 719 |
| 685 | organization | 10 | 397 | 377 | 483 |
| 686 | histological techniques | 6 | 392 | 441 | 337 |
| 687 | breastfeeding | 10 | 391 | 151 | 116 |
| 688 | Community Psychology | 10 | 389 | 256 | 273 |
| 689 | Water Microbiology | 10 | 388 | 112 | 104 |
| 690 | Biopharmaceutics | 10 | 387 | 495 | 469 |
| 691 | Sports | 21 | 383 | 757 | 814 |
| 692 | Public Administration | 18 | 382 | 495 | 483 |
| 692 | Educational Technology | 26 | 382 | 347 | 639 |
| 692 | Virtual reality | 24 | 382 | 30 | 107 |
| 692 | Fouling | 9 | 382 | 56 | 66 |
| 696 | Carbohydrates | 7 | 381 | 220 | 172 |
| 697 | Suicide | 14 | 380 | 175 | 190 |
| 698 | Plant tissue culture | 22 | 377 | 116 | 242 |
| 699 | Japan | 11 | 376 | 812 | 473 |
| 699 | Marriage counseling | 13 | 376 | 88 | 106 |
| 701 | Simulation Methods | 30 | 374 | 87 | 220 |
| 702 | Quantum Optics | 30 | 373 | 155 | 292 |
| 703 | Alloys | 5 | 372 | 170 | 24 |
| 703 | commerce | 11 | 372 | 729 | 684 |
| 705 | Animal genetics | 12 | 371 | 230 | 215 |
| 706 | Nonprofit organizations | 18 | 370 | 41 | 94 |
| 707 | Psycholinguistics | 18 | 369 | 333 | 476 |
| 707 | Environmental pollutants | 16 | 369 | 863 | 1166 |
| 707 | Laser Spectroscopy | 27 | 369 | 145 | 253 |
| 707 | Plant cell culture | 15 | 369 | 150 | 246 |
| 711 | Surface properties | 18 | 366 | 288 | 591 |
| 712 | Hydraulic Engineering | 16 | 365 | 331 | 370 |
| 712 | Democracy | 14 | 365 | 65 | 41 |
| 712 | vibration | 18 | 365 | 385 | 502 |
| 715 | Nanophotonics | 5 | 364 | 225 | 130 |
| 715 | Social policy | 30 | 364 | 187 | 316 |
| 717 | Sports Medicine | 21 | 362 | 888 | 1011 |
| 717 | Economic planning | 15 | 362 | 100 | 136 |
| 719 | Borderlands | 1 | 361 | 147 | 2 |
| 720 | Surface-Active Agents | 17 | 359 | 272 | 540 |
| 721 | Physical Therapy | 14 | 357 | 489 | 609 |
| 721 | Critical theory | 12 | 357 | 27 | 16 |
| 723 | Occupational Health | 11 | 355 | 416 | 316 |
| 724 | energy resources | 15 | 354 | 508 | 979 |
| 725 | enzymes | 20 | 353 | 480 | 712 |
| 726 | food technology | 9 | 352 | 1470 | 1368 |
| 727 | Psychometrics | 8 | 349 | 259 | 209 |
| 728 | Cardiovascular diseases | 27 | 347 | 437 | 640 |
| 728 | Mitochondria | 4 | 347 | 180 | 95 |
| 730 | Optical Communications | 21 | 345 | 159 | 216 |
| 731 | Distributed Databases | 26 | 343 | 5 | 32 |
| 731 | women | 24 | 343 | 151 | 154 |
| 733 | Neonatology | 28 | 342 | 61 | 175 |
| 733 | pain management | 9 | 342 | 265 | 210 |
| 735 | Microwaves | 27 | 341 | 423 | 499 |
| 736 | Andrology | 6 | 338 | 380 | 204 |
| 737 | Roads | 15 | 336 | 283 | 239 |
| 738 | Sedimentary rocks | 12 | 334 | 218 | 283 |
| 739 | Intelligent Transportation Systems | 8 | 331 | 635 | 627 |
| 739 | Ethics | 16 | 331 | 288 | 270 |
| 739 | Biomolecules | 3 | 331 | 430 | 239 |
| 742 | Spine | 7 | 330 | 361 | 345 |
| 743 | Learning disabilities | 26 | 328 | 193 | 323 |
| 744 | Databases | 12 | 327 | 155 | 174 |
| 744 | touch | 17 | 327 | 18 | 30 |
| 744 | Photobiology | 13 | 327 | 518 | 583 |
| 744 | visualization | 53 | 327 | 207 | 386 |
| 744 | data collection | 17 | 327 | 267 | 517 |
| 749 | Radiochemistry | 58 | 326 | 81 | 263 |
| 750 | Dynamics | 30 | 320 | 343 | 547 |
| 750 | Neuroimmunology | 6 | 320 | 418 | 425 |
| 752 | Optoelectronic devices | 15 | 317 | 289 | 186 |
| 753 | Marine Biotechnology | 7 | 316 | 86 | 68 |
| 754 | Hydrogeology | 15 | 315 | 174 | 241 |
| 755 | glycoproteins | 7 | 314 | 233 | 212 |
| 755 | Luminescence | 16 | 314 | 456 | 458 |
| 755 | Glycoconjugates | 7 | 314 | 233 | 212 |
| 755 | glycolipids | 7 | 314 | 233 | 212 |
| 759 | sustainability | 5 | 313 | 618 | 535 |
| 759 | Qualitative Research | 12 | 313 | 191 | 211 |
| 761 | Liver diseases | 15 | 311 | 539 | 800 |
| 762 | Forest Ecology | 10 | 310 | 526 | 566 |
| 763 | Nanochemistry | 13 | 308 | 408 | 435 |
| 763 | recreation | 9 | 308 | 348 | 224 |
| 763 | data protection | 7 | 308 | 272 | 120 |
| 766 | Quantum theory | 36 | 306 | 178 | 417 |
| 767 | Reproductive health | 14 | 304 | 233 | 292 |
| 768 | Chemical industry | 16 | 303 | 447 | 426 |
| 769 | Semantics | 6 | 301 | 115 | 55 |
| 770 | Socialization | 14 | 298 | 182 | 327 |
| 771 | RNA | 9 | 297 | 246 | 312 |
| 772 | Transplantation | 9 | 296 | 484 | 560 |
| 773 | Psychosomatic Medicine | 11 | 295 | 323 | 426 |
| 773 | Wildlife management | 10 | 295 | 273 | 208 |
| 773 | Solitons | 18 | 295 | 305 | 491 |
| 773 | Fractals | 18 | 295 | 307 | 494 |
| 773 | Chaos | 18 | 295 | 305 | 491 |
| 778 | Clinical Biochemistry | 7 | 294 | 667 | 517 |
| 778 | Phylogeny | 6 | 294 | 576 | 551 |
| 780 | Paleontology | 12 | 293 | 624 | 553 |
| 780 | Epigenetics | 5 | 293 | 133 | 33 |
| 780 | Epigenomics | 5 | 293 | 131 | 31 |
| 783 | embryo transfer | 18 | 292 | 83 | 150 |
| 783 | Digestive system diseases | 12 | 292 | 398 | 431 |
| 785 | Porous materials | 15 | 291 | 166 | 190 |
| 786 | Online social networks | 5 | 286 | 154 | 70 |
| 786 | Organelle biogenesis | 11 | 286 | 53 | 75 |
| 788 | Africa | 17 | 285 | 487 | 440 |
| 788 | role | 12 | 285 | 159 | 288 |
| 788 | software | 18 | 285 | 257 | 596 |
| 791 | Bacterial infections | 4 | 284 | 583 | 533 |
| 792 | Superconductivity | 23 | 283 | 87 | 142 |
| 792 | Homeostasis | 2 | 283 | 426 | 550 |
| 792 | Cell metabolism | 2 | 283 | 731 | 612 |
| 795 | Eating Disorders | 11 | 282 | 384 | 424 |
| 795 | big data | 12 | 282 | 126 | 218 |
| 795 | Feeding and Eating Disorders | 11 | 282 | 358 | 402 |
| 795 | Nonlinear mechanics | 16 | 282 | 89 | 147 |
| 799 | drug resistance | 5 | 281 | 474 | 304 |
| 800 | Microstructure | 11 | 279 | 329 | 200 |
| 801 | Criminal psychology | 5 | 278 | 589 | 386 |
| 801 | feeding behavior | 12 | 278 | 298 | 425 |
| 803 | Nonlinear functional analysis | 24 | 276 | 266 | 463 |
| 803 | behavior therapy | 12 | 276 | 367 | 440 |
| 805 | disease vectors | 10 | 275 | 435 | 461 |
| 806 | Leukemia | 4 | 274 | 651 | 565 |
| 807 | Longevity | 16 | 273 | 12 | 53 |
| 807 | rejuvenation | 16 | 273 | 4 | 43 |
| 809 | Asthma | 6 | 272 | 384 | 213 |
| 809 | social science | 5 | 272 | 102 | 108 |
| 809 | Hippocampus | 6 | 272 | 171 | 196 |
| 809 | Europa | 14 | 272 | 157 | 240 |
| 813 | Combinatorial chemistry | 6 | 271 | 449 | 481 |
| 813 | Feminism | 18 | 271 | 148 | 187 |
| 813 | Asia | 21 | 271 | 851 | 1037 |
| 813 | biological invasions | 9 | 271 | 272 | 310 |
| 817 | Discrete geometry | 37 | 270 | 20 | 59 |
| 817 | correctional psychology | 3 | 270 | 229 | 124 |
| 819 | Crystallization | 8 | 268 | 254 | 132 |
| 819 | Structure-activity relationship | 1 | 268 | 487 | 135 |
| 821 | Econometrics | 20 | 267 | 465 | 622 |
| 821 | psychopathology | 13 | 267 | 118 | 203 |
| 823 | Hydrodynamics | 16 | 266 | 199 | 327 |
| 824 | Chemical Oceanography | 8 | 264 | 136 | 193 |
| 824 | Computer-Aided Design | 16 | 264 | 403 | 558 |
| 824 | Tunneling | 5 | 264 | 247 | 233 |
| 824 | underground construction | 5 | 264 | 247 | 233 |
| 828 | Social interaction | 15 | 262 | 80 | 178 |
| 828 | China | 14 | 262 | 1274 | 1382 |
| 830 | Hemodynamics | 6 | 261 | 373 | 440 |
| 830 | Antibacterial agents | 11 | 261 | 232 | 354 |
| 832 | preimplantation genetic diagnosis | 15 | 260 | 93 | 162 |
| 832 | Oligosaccharide | 5 | 260 | 186 | 183 |
| 834 | Communication and Culture | 11 | 259 | 72 | 56 |
| 834 | ecotourism | 6 | 259 | 122 | 100 |
| 836 | soil management | 6 | 258 | 331 | 352 |
| 836 | tillage | 6 | 258 | 245 | 300 |
| 836 | race relations | 25 | 258 | 104 | 257 |
| 839 | Electrical Engineering | 88 | 257 | 487 | 1266 |
| 839 | Psychoneuroimmunology | 5 | 257 | 408 | 443 |
| 839 | Comparative Psychology | 1 | 257 | 251 | 89 |
| 839 | Animal welfare | 1 | 257 | 514 | 100 |
| 839 | California | 15 | 257 | 140 | 171 |
| 844 | Sustainable agriculture | 7 | 256 | 362 | 351 |
| 845 | Pediatric Dermatology | 17 | 255 | 93 | 107 |
| 845 | Vision | 12 | 255 | 291 | 394 |
| 845 | scientific societies | 18 | 255 | 183 | 325 |
| 848 | Soil ecology | 10 | 254 | 349 | 488 |
| 849 | Group decision making | 14 | 251 | 123 | 211 |
| 850 | Origin of life | 7 | 249 | 47 | 48 |
| 851 | Analytical Biochemistry | 16 | 248 | 630 | 891 |
| 851 | Ocean Engineering | 14 | 248 | 782 | 991 |
| 853 | Food Microbiology | 4 | 247 | 1005 | 899 |
| 854 | civil rights | 19 | 246 | 54 | 105 |
| 855 | Human Rights | 17 | 245 | 135 | 188 |
| 855 | Human evolution | 13 | 245 | 148 | 292 |
| 857 | Cosmology | 7 | 243 | 397 | 363 |
| 858 | health behavior | 12 | 242 | 372 | 493 |
| 858 | Marine Pollution | 10 | 242 | 614 | 841 |
| 860 | Seismology | 11 | 241 | 209 | 245 |
| 860 | Nanoelectronics | 14 | 241 | 278 | 246 |
| 860 | Group Identity | 10 | 241 | 10 | 9 |
| 860 | Bones | 6 | 241 | 461 | 523 |
| 864 | Building | 17 | 240 | 179 | 208 |
| 865 | Mathematics Education | 21 | 239 | 72 | 148 |
| 865 | Divorce | 13 | 239 | 20 | 24 |
| 865 | Regional Development | 6 | 239 | 154 | 130 |
| 865 | Development planning | 6 | 239 | 126 | 115 |
| 869 | Intercultural Communication | 10 | 238 | 138 | 187 |
| 869 | Horticulture | 15 | 238 | 241 | 298 |
| 871 | Ecosystem management | 5 | 237 | 478 | 380 |
| 871 | Recycling | 10 | 237 | 234 | 614 |
| 873 | Development Economics | 5 | 236 | 269 | 183 |
| 874 | Genetic disorders | 16 | 235 | 135 | 237 |
| 875 | world | 6 | 234 | 463 | 561 |
| 876 | Internet of Things | 8 | 233 | 636 | 749 |
| 877 | Computational Chemistry | 11 | 231 | 275 | 405 |
| 877 | Neuropsychiatry | 10 | 231 | 360 | 437 |
| 879 | Sexual health | 9 | 230 | 321 | 323 |
| 880 | Intellectual disability | 24 | 229 | 203 | 400 |
| 881 | Forest Management | 7 | 228 | 599 | 633 |
| 881 | vitamin C | 5 | 228 | 254 | 255 |
| 881 | vitamin E | 5 | 228 | 254 | 255 |
| 884 | Religion and Psychology | 16 | 227 | 76 | 134 |
| 884 | violence | 12 | 227 | 436 | 583 |
| 886 | Liquid Crystals | 14 | 225 | 364 | 244 |
| 886 | preventive medicine | 16 | 225 | 406 | 729 |
| 886 | magnetic resonance | 10 | 225 | 237 | 193 |
| 889 | conflict management | 5 | 224 | 168 | 146 |
| 889 | Thorax | 5 | 224 | 257 | 246 |
| 891 | Appetite | 10 | 222 | 278 | 435 |
| 891 | Zoonoses | 6 | 222 | 133 | 135 |
| 893 | Physical Geography | 5 | 221 | 356 | 236 |
| 894 | disaster relief | 11 | 220 | 38 | 78 |
| 895 | Immunochemistry | 9 | 219 | 463 | 491 |
| 895 | Public Choice | 8 | 219 | 168 | 176 |
| 895 | Hospitality industry | 6 | 219 | 203 | 170 |
| 898 | psychophysics | 7 | 218 | 212 | 141 |
| 899 | cardiac catheterization | 26 | 217 | 142 | 254 |
| 900 | Mathematical Economics | 11 | 216 | 119 | 196 |
| 900 | Proteome | 10 | 216 | 540 | 755 |
| 902 | Architecture | 15 | 215 | 138 | 167 |
| 902 | infrared radiation | 22 | 215 | 93 | 180 |
| 904 | Digital Media | 4 | 214 | 142 | 83 |
| 904 | locomotion | 10 | 214 | 284 | 387 |
| 904 | posture | 10 | 214 | 284 | 387 |
| 904 | pollutants | 10 | 214 | 954 | 1355 |
| 904 | gait | 10 | 214 | 284 | 387 |
| 904 | walking | 10 | 214 | 284 | 387 |
| 910 | Transportation Engineering | 8 | 213 | 176 | 199 |
| 910 | Health insurance | 6 | 213 | 251 | 229 |
| 912 | Aquatic ecology | 8 | 212 | 521 | 490 |
| 913 | Social Networks | 6 | 211 | 140 | 171 |
| 913 | Australia | 21 | 211 | 485 | 848 |
| 915 | Public opinion | 10 | 210 | 180 | 254 |
| 916 | Entropy | 29 | 209 | 126 | 440 |
| 916 | ethnic groups | 16 | 209 | 70 | 158 |
| 916 | Online journalism | 3 | 209 | 91 | 71 |
| 916 | Breeding | 7 | 209 | 718 | 717 |
| 916 | children | 7 | 209 | 269 | 308 |
| 921 | Telecommunication Systems | 24 | 205 | 403 | 803 |
| 921 | Kinetics | 11 | 205 | 149 | 178 |
| 923 | Regional Economics | 12 | 203 | 135 | 244 |
| 923 | Logic Programming | 14 | 203 | 80 | 89 |
| 925 | Computational Linguistics | 13 | 202 | 93 | 112 |
| 925 | Geomagnetism | 18 | 202 | 217 | 373 |
| 925 | Inflammation | 11 | 202 | 441 | 838 |
| 928 | Global Health | 13 | 201 | 368 | 448 |
| 928 | Social Issues | 5 | 201 | 176 | 160 |
| 928 | Radiobiology | 10 | 201 | 608 | 726 |
| 931 | Molecular cloning | 8 | 200 | 813 | 848 |
| 931 | India | 13 | 200 | 460 | 304 |
| 931 | Ultrasound | 14 | 200 | 268 | 424 |
| 934 | Molecular Spectroscopy | 21 | 199 | 588 | 1108 |
| 934 | cell interaction | 13 | 199 | 390 | 761 |
| 936 | Pharmacokinetics | 6 | 198 | 520 | 543 |
| 936 | Geobiology | 8 | 198 | 207 | 267 |
| 938 | machinery | 15 | 197 | 241 | 369 |
| 939 | Number Theory | 34 | 194 | 117 | 190 |
| 939 | Ideology | 7 | 194 | 14 | 15 |
| 941 | Humanities | 15 | 193 | 595 | 626 |
| 941 | School Psychology | 6 | 193 | 301 | 307 |
| 941 | Exercise | 8 | 193 | 852 | 807 |
| 944 | Atmospheric Chemistry | 5 | 191 | 641 | 740 |
| 944 | industrial waste | 7 | 191 | 482 | 851 |
| 946 | Genetic recombination | 7 | 190 | 861 | 863 |
| 946 | Chemical kinetics | 12 | 190 | 255 | 197 |
| 946 | Imaging systems | 12 | 190 | 237 | 242 |
| 946 | Recombinant DNA | 7 | 190 | 926 | 925 |
| 950 | Proteomics | 8 | 189 | 578 | 753 |
| 950 | mycoses | 2 | 189 | 851 | 645 |
| 952 | Histochemistry | 8 | 188 | 595 | 592 |
| 953 | Psychoanalysis | 24 | 187 | 58 | 80 |
| 953 | Steroids | 10 | 187 | 434 | 571 |
| 955 | Genetic algorithms | 12 | 186 | 99 | 339 |
| 955 | Transport | 3 | 186 | 574 | 406 |
| 955 | Agricultural systems | 3 | 186 | 297 | 234 |
| 958 | Ecohydrology | 7 | 185 | 152 | 158 |
| 958 | Money | 9 | 185 | 84 | 241 |
| 960 | Social support | 6 | 184 | 72 | 72 |
| 960 | Social environment | 6 | 184 | 72 | 74 |
| 962 | Hypertension in pregnancy | 7 | 183 | 66 | 53 |
| 963 | clay | 3 | 182 | 819 | 666 |
| 964 | Electrocardiography | 12 | 181 | 92 | 94 |
| 964 | curriculum evaluation | 12 | 181 | 97 | 187 |
| 966 | Stochastic Processes | 19 | 180 | 213 | 402 |
| 967 | biofuels | 4 | 179 | 201 | 314 |
| 967 | Parallel Processing | 6 | 179 | 296 | 350 |
| 967 | radioactive waste | 6 | 179 | 501 | 882 |
| 967 | Hazardous waste | 6 | 179 | 620 | 933 |
| 971 | Technological Innovations | 11 | 178 | 399 | 693 |
| 972 | Radio wave propagation | 21 | 177 | 184 | 324 |
| 972 | Solar System | 5 | 177 | 558 | 499 |
| 974 | Organic Geochemistry | 5 | 176 | 253 | 315 |
| 974 | monitoring | 9 | 176 | 78 | 73 |
| 976 | Urban Anthropology | 9 | 175 | 41 | 57 |
| 976 | Citizenship | 13 | 175 | 11 | 73 |
| 976 | Urban Areas | 4 | 175 | 179 | 78 |
| 976 | Informatics | 9 | 175 | 411 | 559 |
| 980 | Communication in medicine | 6 | 174 | 347 | 315 |
| 980 | atmospheric models | 3 | 174 | 586 | 520 |
| 982 | Religion | 18 | 173 | 262 | 223 |
| 983 | Hydrometeorology | 5 | 171 | 136 | 204 |
| 983 | hazard mitigation | 5 | 171 | 666 | 615 |
| 983 | traffic safety | 6 | 171 | 157 | 123 |
| 986 | Urban Geography | 10 | 170 | 91 | 134 |
| 986 | Biological Systems | 7 | 170 | 252 | 327 |
| 988 | Cerebellum | 6 | 169 | 145 | 180 |
| 988 | Cerebellar ataxia | 6 | 169 | 143 | 180 |
| 990 | Organizational Sociology | 15 | 168 | 90 | 233 |
| 990 | Oxidative stress | 8 | 168 | 420 | 898 |
| 990 | analysis | 5 | 168 | 283 | 294 |
| 993 | cytokines | 10 | 167 | 535 | 896 |
| 994 | Fishery management | 6 | 166 | 538 | 475 |
| 994 | government | 7 | 166 | 366 | 335 |
| 996 | Statistical Mechanics | 25 | 165 | 142 | 349 |
| 996 | Patient education | 10 | 165 | 248 | 414 |
| 996 | Thrombosis | 9 | 165 | 518 | 663 |
| 996 | Postcolonialism | 6 | 165 | 58 | 21 |
| 996 | Computational Complexity | 20 | 165 | 202 | 444 |