| 1 | Astrophysics | 571 | 37.4K | 251 | 272 |
| 2 | Medicine | 1,038 | 37.2K | 284 | 372 |
| 3 | Science | 980 | 35.4K | 305 | 543 |
| 4 | Psychiatry | 639 | 35.0K | 101 | 99 |
| 5 | Chemistry | 562 | 33.6K | 674 | 530 |
| 6 | Neurology | 782 | 33.1K | 188 | 259 |
| 7 | Biochemistry | 1,095 | 32.4K | 347 | 438 |
| 8 | Research | 997 | 31.4K | 213 | 264 |
| 9 | Astronomy | 780 | 30.5K | 157 | 242 |
| 10 | Biology | 764 | 28.9K | 366 | 610 |
| 11 | Public Health | 1,393 | 28.0K | 39 | 140 |
| 12 | Physics | 831 | 26.4K | 474 | 737 |
| 13 | Molecular Biology | 747 | 24.4K | 332 | 475 |
| 14 | Ecology | 460 | 22.4K | 307 | 372 |
| 15 | Toxicology | 511 | 18.8K | 71 | 78 |
| 16 | Microbiology | 518 | 17.6K | 298 | 431 |
| 17 | Spectrum analysis | 370 | 16.0K | 262 | 354 |
| 18 | Pharmacology | 525 | 15.9K | 229 | 256 |
| 19 | Neurochemistry | 459 | 15.6K | 27 | 68 |
| 20 | Environment | 176 | 15.4K | 447 | 360 |
| 21 | Catalysis | 330 | 13.9K | 216 | 253 |
| 22 | Botany | 618 | 13.8K | 87 | 267 |
| 23 | Brain | 345 | 13.7K | 100 | 141 |
| 24 | Biotechnology | 308 | 13.4K | 303 | 381 |
| 25 | Pollution | 264 | 13.0K | 332 | 384 |
| 26 | Neurophysiology | 352 | 13.0K | 128 | 211 |
| 27 | Mental Disorders | 192 | 12.6K | 163 | 148 |
| 28 | Polymers | 500 | 11.8K | 188 | 277 |
| 29 | Mental illness | 173 | 11.2K | 94 | 92 |
| 30 | Geology | 467 | 10.9K | 92 | 194 |
| 31 | Nutrition | 339 | 10.8K | 138 | 221 |
| 32 | Latin America | 708 | 10.7K | 4 | 2 |
| 33 | Psychophysiology | 215 | 10.6K | 238 | 228 |
| 34 | Genetics | 274 | 10.5K | 202 | 320 |
| 35 | Medical genetics | 229 | 10.4K | 170 | 228 |
| 36 | transport vesicles | 1 | 10.3K | 392 | 157 |
| 37 | Chemical Engineering | 312 | 10.2K | 306 | 384 |
| 38 | Physiology | 326 | 9.7K | 227 | 310 |
| 39 | Earth Sciences | 454 | 9.6K | 24 | 153 |
| 40 | polymerization | 401 | 9.1K | 181 | 255 |
| 41 | Cytology | 340 | 9.0K | 262 | 500 |
| 42 | Colloids | 226 | 8.7K | 271 | 263 |
| 43 | Production Management | 118 | 8.6K | 35 | 32 |
| 44 | Natural history | 205 | 8.4K | 233 | 710 |
| 45 | Metabolic diseases | 210 | 8.3K | 116 | 212 |
| 46 | Nuclear Physics | 501 | 8.2K | 390 | 579 |
| 47 | Process Control | 36 | 8.2K | 94 | 6 |
| 48 | Behavior | 158 | 8.2K | 280 | 278 |
| 49 | Antarctica | 395 | 8.1K | 2 | 2 |
| 50 | Metabolism | 262 | 7.9K | 135 | 263 |
| 51 | Neurobiology | 144 | 7.7K | 120 | 148 |
| 52 | food technology | 208 | 7.7K | 85 | 80 |
| 53 | Cell Biology | 289 | 7.7K | 265 | 529 |
| 54 | human behavior | 138 | 7.6K | 172 | 216 |
| 55 | Condensed Matter | 300 | 7.5K | 340 | 411 |
| 56 | Statistical physics | 458 | 7.3K | 152 | 313 |
| 57 | Solid State Physics | 344 | 7.3K | 331 | 421 |
| 58 | Analytical Chemistry | 227 | 6.7K | 334 | 381 |
| 59 | Food | 193 | 6.7K | 107 | 146 |
| 60 | Animal Behavior | 108 | 6.6K | 233 | 195 |
| 61 | Environmental monitoring | 221 | 6.6K | 109 | 249 |
| 62 | Surface Chemistry | 161 | 6.5K | 377 | 324 |
| 63 | Materials | 339 | 6.5K | 490 | 798 |
| 64 | Biodiversity conservation | 44 | 6.3K | 310 | 211 |
| 65 | Neuropsychology | 178 | 6.3K | 117 | 153 |
| 66 | Psychology | 567 | 6.2K | 164 | 447 |
| 67 | Health Policy | 367 | 6.2K | 36 | 89 |
| 68 | Endocrinology | 265 | 6.2K | 189 | 358 |
| 69 | Sports | 222 | 6.1K | 46 | 75 |
| 70 | Plant Ecology | 183 | 6.1K | 42 | 112 |
| 71 | Ethology | 78 | 6.0K | 218 | 159 |
| 72 | environmental pollution | 198 | 5.9K | 268 | 431 |
| 73 | Aging | 107 | 5.8K | 292 | 190 |
| 74 | Zoology | 396 | 5.8K | 16 | 102 |
| 75 | Environmental Health | 177 | 5.7K | 441 | 588 |
| 76 | Memory | 87 | 5.7K | 209 | 134 |
| 77 | Biomass Energy | 84 | 5.6K | 217 | 184 |
| 78 | Sports Medicine | 282 | 5.6K | 62 | 152 |
| 79 | Composite Materials | 130 | 5.5K | 261 | 270 |
| 80 | Biomedical Engineering | 119 | 5.5K | 622 | 470 |
| 81 | environmental protection | 165 | 5.5K | 146 | 212 |
| 82 | Learning | 82 | 5.5K | 121 | 88 |
| 83 | Technology | 99 | 5.4K | 472 | 253 |
| 84 | Pharmaceutical Chemistry | 185 | 5.3K | 273 | 334 |
| 85 | Biophysics | 217 | 5.3K | 603 | 734 |
| 86 | Public Health Administration | 340 | 5.3K | 6 | 6 |
| 87 | Exercise | 187 | 5.2K | 6 | 20 |
| 88 | Biochemical Engineering | 114 | 5.1K | 340 | 500 |
| 89 | Epidemiology | 294 | 5.0K | 150 | 314 |
| 90 | Child psychology | 40 | 4.9K | 331 | 189 |
| 91 | Oncology | 30 | 4.9K | 491 | 358 |
| 92 | Pharmaceutical Technology | 87 | 4.8K | 61 | 29 |
| 93 | Climate change | 5 | 4.8K | 708 | 216 |
| 93 | Eutrophication | 5 | 4.8K | 678 | 215 |
| 95 | Clinical Biochemistry | 135 | 4.7K | 19 | 27 |
| 96 | Health | 128 | 4.5K | 129 | 126 |
| 97 | Bioengineering | 87 | 4.5K | 607 | 603 |
| 98 | Genomics | 118 | 4.5K | 268 | 284 |
| 99 | Agriculture | 277 | 4.4K | 43 | 130 |
| 100 | Parasitology | 180 | 4.4K | 73 | 99 |
| 101 | Human genetics | 43 | 4.3K | 433 | 578 |
| 102 | Hydrology | 200 | 4.3K | 89 | 212 |
| 103 | Nonlinear Dynamics | 207 | 4.3K | 116 | 190 |
| 104 | Pharmacognosy | 129 | 4.1K | 66 | 104 |
| 105 | plant communities | 96 | 4.1K | 44 | 95 |
| 106 | Building Materials | 115 | 4.0K | 113 | 183 |
| 107 | Computer Graphics | 123 | 3.9K | 109 | 129 |
| 108 | soil management | 49 | 3.9K | 27 | 17 |
| 109 | Education | 539 | 3.8K | 62 | 313 |
| 110 | tillage | 46 | 3.8K | 20 | 14 |
| 111 | Nanotechnology | 119 | 3.8K | 759 | 927 |
| 112 | Diet | 70 | 3.7K | 253 | 266 |
| 113 | Physical fitness | 110 | 3.7K | 16 | 43 |
| 114 | Soil Science | 117 | 3.6K | 111 | 152 |
| 115 | Electrochemistry | 147 | 3.6K | 541 | 512 |
| 116 | Microbial Ecology | 33 | 3.6K | 567 | 376 |
| 117 | Toxins | 54 | 3.5K | 34 | 17 |
| 118 | venom | 53 | 3.5K | 32 | 15 |
| 119 | Biocompatible Materials | 91 | 3.5K | 616 | 728 |
| 120 | Hypertension | 43 | 3.5K | 316 | 281 |
| 121 | Biodiversity | 100 | 3.3K | 149 | 253 |
| 122 | drugs | 88 | 3.3K | 165 | 143 |
| 123 | Environmental Management | 65 | 3.3K | 384 | 360 |
| 124 | Marine Biology | 124 | 3.2K | 241 | 329 |
| 125 | Renewable Energy Sources | 51 | 3.2K | 409 | 480 |
| 126 | Developmental Neurobiology | 133 | 3.2K | 1 | 1 |
| 127 | Psychopharmacology | 52 | 3.1K | 247 | 229 |
| 128 | Medicinal plants | 70 | 3.1K | 86 | 85 |
| 129 | Genetic Toxicology | 84 | 3.1K | 1 | 9 |
| 130 | Environmental Policy | 65 | 3.0K | 477 | 496 |
| 131 | management | 143 | 3.0K | 296 | 630 |
| 132 | Chromosomes | 90 | 3.0K | 26 | 46 |
| 133 | Plant diseases | 95 | 2.9K | 189 | 175 |
| 134 | scientific societies | 66 | 2.9K | 28 | 22 |
| 135 | Molecular Genetics | 59 | 2.9K | 261 | 296 |
| 136 | Mycology | 127 | 2.8K | 77 | 156 |
| 137 | Nuclear Engineering | 180 | 2.8K | 71 | 71 |
| 137 | Genetic disorders | 59 | 2.8K | 18 | 13 |
| 139 | Environmental Engineering | 182 | 2.7K | 196 | 598 |
| 140 | Mathematical Physics | 226 | 2.7K | 174 | 360 |
| 141 | Bacteriology | 93 | 2.7K | 201 | 338 |
| 142 | catalytic activity | 9 | 2.7K | 331 | 25 |
| 143 | United States | 79 | 2.7K | 788 | 656 |
| 144 | Water | 65 | 2.6K | 396 | 500 |
| 145 | Environmental Toxicology | 68 | 2.6K | 223 | 285 |
| 146 | Obstetrics | 88 | 2.6K | 279 | 274 |
| 147 | concrete | 35 | 2.6K | 168 | 140 |
| 148 | Materials Science | 131 | 2.6K | 599 | 916 |
| 149 | Environmental pollutants | 57 | 2.5K | 249 | 212 |
| 150 | Automation | 79 | 2.5K | 299 | 406 |
| 151 | Hazardous waste | 25 | 2.5K | 129 | 42 |
| 152 | radioactive waste | 23 | 2.5K | 101 | 38 |
| 152 | industrial waste | 23 | 2.5K | 115 | 38 |
| 154 | Biopharmaceutics | 70 | 2.5K | 39 | 71 |
| 155 | Critical Care Medicine | 39 | 2.5K | 296 | 313 |
| 156 | Mathematics | 239 | 2.5K | 710 | 802 |
| 157 | Reproduction | 136 | 2.5K | 174 | 301 |
| 158 | Immunology | 81 | 2.5K | 524 | 656 |
| 159 | Paleontology | 106 | 2.5K | 91 | 92 |
| 160 | Critical Care | 39 | 2.5K | 292 | 311 |
| 161 | Geriatrics | 55 | 2.5K | 516 | 368 |
| 162 | Food Microbiology | 59 | 2.4K | 97 | 135 |
| 163 | Pediatrics | 72 | 2.4K | 318 | 385 |
| 164 | biological evolution | 78 | 2.4K | 269 | 465 |
| 165 | Evolution | 116 | 2.4K | 160 | 405 |
| 166 | Food additives | 52 | 2.3K | 86 | 123 |
| 167 | Biodegradation | 46 | 2.3K | 14 | 13 |
| 168 | Metabolic syndrome | 72 | 2.3K | 2 | 2 |
| 169 | Chronobiology | 28 | 2.3K | 43 | 18 |
| 169 | biological clocks | 28 | 2.3K | 43 | 18 |
| 169 | circadian rhythm | 28 | 2.3K | 43 | 18 |
| 169 | biological rhythms | 28 | 2.3K | 42 | 18 |
| 173 | Nursing | 168 | 2.3K | 57 | 103 |
| 174 | coal | 61 | 2.3K | 179 | 209 |
| 175 | Circadian rhythms | 21 | 2.3K | 41 | 17 |
| 176 | Social Change | 17 | 2.3K | 267 | 86 |
| 177 | Genetic engineering | 59 | 2.3K | 245 | 305 |
| 178 | Clinical Chemistry | 90 | 2.3K | 329 | 453 |
| 179 | Tropical Medicine | 115 | 2.2K | 59 | 94 |
| 180 | Bipolar Disorder | 33 | 2.2K | 46 | 39 |
| 181 | Communication | 191 | 2.2K | 65 | 294 |
| 182 | free radicals | 45 | 2.2K | 185 | 245 |
| 183 | Health Education | 200 | 2.2K | 71 | 207 |
| 184 | Quality Control | 142 | 2.2K | 19 | 95 |
| 185 | Pharmacy | 69 | 2.2K | 258 | 243 |
| 186 | Cancer | 57 | 2.2K | 624 | 712 |
| 187 | Bioremediation | 41 | 2.1K | 23 | 7 |
| 188 | Industrial Microbiology | 66 | 2.1K | 151 | 258 |
| 189 | Meteorology | 33 | 2.1K | 571 | 471 |
| 190 | Obesity | 47 | 2.1K | 354 | 343 |
| 191 | Water pollution | 71 | 2.1K | 398 | 554 |
| 192 | Paleoecology | 53 | 2.1K | 131 | 133 |
| 193 | Quantum Gravity | 112 | 2.1K | 466 | 590 |
| 194 | Climatology | 51 | 2.1K | 311 | 317 |
| 195 | Geochemistry | 82 | 2.0K | 342 | 474 |
| 196 | Hemodynamics | 10 | 2.0K | 278 | 117 |
| 196 | herbicides | 156 | 2.0K | 3 | 8 |
| 198 | Physical Chemistry | 40 | 2.0K | 525 | 428 |
| 199 | pollutants | 36 | 2.0K | 305 | 240 |
| 200 | Neurotoxicology | 78 | 1.9K | 2 | 13 |
| 201 | Geophysics | 83 | 1.9K | 644 | 774 |
| 202 | Signal Processing | 100 | 1.9K | 322 | 518 |
| 203 | soil microbiology | 34 | 1.9K | 319 | 353 |
| 204 | Sleep | 46 | 1.9K | 268 | 210 |
| 205 | Artificial Intelligence | 54 | 1.9K | 787 | 722 |
| 206 | Animal breeding | 97 | 1.9K | 46 | 65 |
| 207 | Molecular ecology | 22 | 1.9K | 322 | 263 |
| 208 | Sleep Disorders | 43 | 1.9K | 286 | 215 |
| 209 | environmental exposure | 34 | 1.9K | 336 | 197 |
| 210 | Paleoclimatology | 47 | 1.8K | 173 | 173 |
| 211 | Paleogeography | 45 | 1.8K | 132 | 134 |
| 212 | Population Genetics | 25 | 1.8K | 335 | 257 |
| 213 | hydrocolloids | 26 | 1.8K | 123 | 129 |
| 214 | Drug design | 64 | 1.8K | 83 | 141 |
| 215 | Nanostructured Materials | 70 | 1.8K | 610 | 768 |
| 216 | Parasitic Diseases | 51 | 1.8K | 248 | 255 |
| 217 | Virology | 89 | 1.7K | 411 | 824 |
| 218 | Sociology | 204 | 1.7K | 175 | 496 |
| 219 | Soil ecology | 33 | 1.7K | 102 | 78 |
| 220 | Plant physiology | 53 | 1.7K | 386 | 533 |
| 221 | Transportation | 47 | 1.7K | 304 | 291 |
| 222 | Business | 45 | 1.7K | 411 | 576 |
| 223 | Solar Energy | 28 | 1.7K | 359 | 234 |
| 224 | Sedimentary rocks | 42 | 1.7K | 21 | 35 |
| 225 | Solid State Chemistry | 81 | 1.7K | 339 | 371 |
| 226 | Chromatographic analysis | 127 | 1.7K | 56 | 132 |
| 227 | Agricultural Chemistry | 73 | 1.6K | 269 | 393 |
| 228 | Anthropology | 318 | 1.6K | 32 | 178 |
| 229 | mass transfer | 53 | 1.6K | 267 | 309 |
| 230 | Cement | 19 | 1.6K | 155 | 145 |
| 231 | gene mapping | 39 | 1.6K | 353 | 412 |
| 232 | Diabetes mellitus | 37 | 1.6K | 420 | 471 |
| 233 | Australia | 74 | 1.6K | 134 | 134 |
| 234 | Manufacturing Processes | 72 | 1.6K | 300 | 394 |
| 235 | Ethnology | 334 | 1.6K | 7 | 79 |
| 236 | enzymes | 32 | 1.6K | 308 | 210 |
| 237 | Diabetes | 38 | 1.6K | 443 | 497 |
| 238 | Stem cells | 26 | 1.6K | 372 | 294 |
| 239 | Breeding | 89 | 1.5K | 77 | 167 |
| 240 | Molecular evolution | 41 | 1.5K | 237 | 324 |
| 241 | Economic History | 190 | 1.5K | 151 | 473 |
| 242 | Insects | 115 | 1.5K | 45 | 162 |
| 243 | Mineralogy | 63 | 1.5K | 226 | 302 |
| 244 | Soil Mechanics | 47 | 1.5K | 193 | 213 |
| 245 | Herbal medicine | 26 | 1.5K | 99 | 61 |
| 246 | Green Chemistry | 32 | 1.5K | 428 | 471 |
| 247 | Operations Research | 55 | 1.5K | 414 | 467 |
| 248 | Chromosome mapping | 31 | 1.5K | 380 | 353 |
| 249 | Pharmacokinetics | 39 | 1.5K | 65 | 74 |
| 250 | Developmental Biology | 27 | 1.5K | 534 | 532 |
| 250 | System analysis | 66 | 1.5K | 290 | 356 |
| 252 | Disease | 4 | 1.4K | 243 | 245 |
| 253 | Parenteral nutrition | 57 | 1.4K | 78 | 212 |
| 254 | rare diseases | 47 | 1.4K | 32 | 61 |
| 255 | Economics | 256 | 1.4K | 301 | 877 |
| 256 | Child | 67 | 1.4K | 307 | 395 |
| 257 | Parasites | 51 | 1.4K | 170 | 198 |
| 258 | Structural Engineering | 37 | 1.4K | 383 | 311 |
| 259 | clay | 35 | 1.4K | 69 | 88 |
| 260 | Cell differentiation | 9 | 1.4K | 766 | 485 |
| 261 | Entomology | 125 | 1.4K | 163 | 331 |
| 262 | Hormones | 64 | 1.4K | 132 | 253 |
| 263 | diseases | 3 | 1.4K | 292 | 249 |
| 264 | Quality of life | 31 | 1.4K | 238 | 244 |
| 265 | Plant Taxonomy | 19 | 1.4K | 90 | 32 |
| 266 | Organic Chemistry | 50 | 1.4K | 804 | 782 |
| 267 | Dermatology | 41 | 1.3K | 355 | 324 |
| 268 | Molecular structure | 67 | 1.3K | 272 | 471 |
| 269 | Clinical Pharmacology | 37 | 1.3K | 216 | 174 |
| 270 | Schizophrenia | 41 | 1.3K | 175 | 236 |
| 271 | Nanostructures | 26 | 1.3K | 502 | 449 |
| 272 | Vaccines | 27 | 1.3K | 420 | 297 |
| 273 | Bioorganic chemistry | 33 | 1.3K | 809 | 679 |
| 274 | Europe | 65 | 1.3K | 500 | 545 |
| 275 | water supply | 30 | 1.3K | 199 | 232 |
| 276 | Geomorphology | 54 | 1.3K | 177 | 329 |
| 276 | Communication in medicine | 134 | 1.3K | 11 | 65 |
| 278 | Image Processing | 44 | 1.3K | 455 | 543 |
| 279 | Plants | 80 | 1.3K | 228 | 576 |
| 280 | Electronics | 59 | 1.3K | 709 | 720 |
| 281 | Chromatography | 85 | 1.3K | 78 | 167 |
| 282 | Ocean Engineering | 41 | 1.3K | 386 | 377 |
| 283 | food handling | 36 | 1.3K | 80 | 98 |
| 284 | Water quality management | 65 | 1.3K | 139 | 211 |
| 284 | Alzheimer's disease | 168 | 1.3K | 89 | 211 |
| 286 | Genetic regulation | 16 | 1.3K | 346 | 275 |
| 287 | drug therapy | 35 | 1.2K | 519 | 470 |
| 288 | Ceramic materials | 66 | 1.2K | 102 | 186 |
| 289 | Atomic spectroscopy | 34 | 1.2K | 205 | 141 |
| 290 | mammals | 51 | 1.2K | 75 | 100 |
| 291 | Production Engineering | 138 | 1.2K | 88 | 281 |
| 292 | Information Science | 95 | 1.2K | 177 | 549 |
| 293 | Neuropsychiatry | 34 | 1.2K | 116 | 127 |
| 294 | Medical Laboratory Science | 25 | 1.2K | 576 | 543 |
| 295 | Electrical Engineering | 139 | 1.2K | 293 | 471 |
| 296 | Human biology | 60 | 1.2K | 25 | 44 |
| 297 | Waste management | 51 | 1.2K | 117 | 125 |
| 298 | Information Technology | 22 | 1.2K | 709 | 498 |
| 299 | Oxidative stress | 22 | 1.2K | 118 | 186 |
| 300 | Drug delivery systems | 57 | 1.2K | 127 | 371 |
| 301 | Therapeutics | 24 | 1.2K | 465 | 394 |
| 302 | Medical Technology | 29 | 1.2K | 278 | 234 |
| 303 | Control Theory | 48 | 1.2K | 337 | 327 |
| 304 | computer networks | 67 | 1.1K | 315 | 533 |
| 305 | Infertility | 32 | 1.1K | 197 | 245 |
| 305 | fertility | 33 | 1.1K | 207 | 258 |
| 307 | Surface-Active Agents | 28 | 1.1K | 152 | 154 |
| 307 | Surface properties | 28 | 1.1K | 168 | 171 |
| 309 | United Kingdom | 12 | 1.1K | 663 | 389 |
| 310 | Medical Microbiology | 42 | 1.1K | 463 | 666 |
| 311 | Environmental Geology | 67 | 1.1K | 96 | 264 |
| 312 | Photochemistry | 50 | 1.1K | 188 | 293 |
| 312 | Molecular cloning | 52 | 1.1K | 118 | 224 |
| 314 | Child Development | 35 | 1.1K | 466 | 507 |
| 315 | Enteral nutrition | 41 | 1.1K | 72 | 189 |
| 316 | Cognition | 49 | 1.1K | 366 | 489 |
| 317 | Biogeography | 59 | 1.1K | 80 | 316 |
| 317 | pigments | 32 | 1.1K | 114 | 77 |
| 319 | Analytical Biochemistry | 63 | 1.1K | 127 | 297 |
| 320 | Fracture mechanics | 55 | 1.1K | 216 | 274 |
| 321 | Genetic recombination | 49 | 1.1K | 122 | 225 |
| 321 | Recombinant DNA | 49 | 1.1K | 151 | 251 |
| 323 | biological factors | 69 | 1.1K | 138 | 375 |
| 324 | cloning | 7 | 1.1K | 345 | 179 |
| 325 | visualization | 32 | 1.1K | 340 | 152 |
| 326 | Evolutionary Genetics | 35 | 1.1K | 25 | 30 |
| 326 | Molecular Epidemiology | 35 | 1.1K | 25 | 30 |
| 328 | Apoptosis | 53 | 1.1K | 2 | 12 |
| 328 | neurotoxins | 53 | 1.1K | 2 | 12 |
| 328 | Neurotoxic agents | 53 | 1.1K | 2 | 12 |
| 328 | Nerve regeneration | 53 | 1.1K | 2 | 12 |
| 332 | alcoholism | 37 | 1.1K | 312 | 347 |
| 333 | Earthquake Engineering | 21 | 1.1K | 494 | 359 |
| 334 | Signal Transduction | 39 | 1.1K | 229 | 438 |
| 335 | Energy Policy | 29 | 1.0K | 761 | 932 |
| 336 | Sustainable Development | 36 | 1.0K | 275 | 469 |
| 337 | Engineering | 51 | 1.0K | 877 | 906 |
| 337 | Petrology | 46 | 1.0K | 217 | 343 |
| 339 | Microbial Biotechnology | 39 | 1.0K | 47 | 89 |
| 340 | Engineering Geology | 30 | 1.0K | 328 | 330 |
| 340 | Diagnostic microbiology | 19 | 1.0K | 347 | 436 |
| 340 | drug evaluation | 45 | 1.0K | 106 | 161 |
| 343 | Computational Biology | 33 | 994 | 566 | 665 |
| 344 | Photobiology | 44 | 990 | 101 | 185 |
| 345 | proteins | 50 | 989 | 329 | 483 |
| 346 | Immunotherapy | 17 | 984 | 616 | 540 |
| 346 | pain | 21 | 984 | 400 | 369 |
| 348 | Telecommunication | 23 | 975 | 915 | 694 |
| 349 | Wildlife conservation | 29 | 961 | 250 | 362 |
| 350 | food contamination | 53 | 959 | 42 | 66 |
| 351 | Fungi | 38 | 957 | 165 | 308 |
| 352 | Mechanical Engineering | 98 | 950 | 227 | 431 |
| 353 | genome | 18 | 948 | 466 | 546 |
| 353 | Phylogeny | 32 | 948 | 122 | 211 |
| 355 | Geography | 47 | 944 | 407 | 533 |
| 356 | Immunopathology | 12 | 934 | 525 | 331 |
| 356 | Phytotherapy | 31 | 934 | 36 | 48 |
| 358 | Radiation | 62 | 931 | 264 | 387 |
| 359 | Electrophoresis | 52 | 928 | 174 | 328 |
| 360 | Pregnancy | 17 | 926 | 209 | 113 |
| 361 | Robotics | 35 | 925 | 375 | 403 |
| 362 | Plastics | 60 | 921 | 155 | 288 |
| 363 | Lightweight concrete | 9 | 912 | 187 | 151 |
| 364 | Petroleum Geology | 38 | 911 | 60 | 102 |
| 365 | mutation | 26 | 901 | 82 | 112 |
| 366 | Agricultural Ecology | 22 | 897 | 249 | 323 |
| 367 | Ergonomics | 24 | 882 | 252 | 177 |
| 368 | Plant Morphology | 57 | 878 | 20 | 56 |
| 369 | Sedimentology | 25 | 875 | 83 | 121 |
| 370 | Aquaculture | 37 | 860 | 305 | 368 |
| 371 | Dementia | 162 | 858 | 84 | 240 |
| 372 | Physical Therapy | 28 | 853 | 290 | 327 |
| 372 | soil conservation | 22 | 853 | 112 | 74 |
| 374 | plant molecular biology | 21 | 852 | 493 | 635 |
| 375 | Sustainable Engineering | 29 | 848 | 357 | 516 |
| 376 | Marine Geology | 34 | 846 | 71 | 110 |
| 377 | Restoration Ecology | 13 | 840 | 117 | 68 |
| 377 | Marine Pollution | 17 | 840 | 406 | 353 |
| 379 | Membranes | 29 | 839 | 508 | 658 |
| 380 | Industrial Engineering | 47 | 833 | 288 | 460 |
| 381 | rehabilitation | 28 | 823 | 534 | 576 |
| 382 | Synaptic Transmission | 32 | 818 | 48 | 79 |
| 383 | natural products | 58 | 813 | 171 | 365 |
| 384 | Telecommunication Systems | 41 | 808 | 218 | 241 |
| 385 | Nervous system | 24 | 800 | 758 | 813 |
| 386 | Cell metabolism | 37 | 798 | 41 | 370 |
| 387 | Kidney diseases | 14 | 797 | 309 | 196 |
| 388 | arthritis | 12 | 779 | 503 | 457 |
| 389 | Hippocampus | 15 | 777 | 71 | 103 |
| 390 | nanoscience | 29 | 776 | 903 | 1130 |
| 391 | Population | 18 | 774 | 245 | 199 |
| 392 | Water Purification | 37 | 773 | 132 | 166 |
| 393 | machinery | 78 | 772 | 22 | 106 |
| 394 | Organometallic chemistry | 25 | 770 | 618 | 380 |
| 395 | Environmental Chemistry | 28 | 768 | 455 | 807 |
| 396 | Antioxidants | 26 | 756 | 92 | 291 |
| 397 | Zeolites | 26 | 754 | 175 | 248 |
| 398 | Nuclear Energy | 96 | 751 | 75 | 160 |
| 399 | Nutrition physiology | 12 | 750 | 265 | 175 |
| 400 | women | 105 | 749 | 7 | 54 |
| 401 | Comparative Physiology | 29 | 748 | 151 | 206 |
| 402 | Cellular senescence | 9 | 746 | 54 | 83 |
| 403 | Mutagenesis | 24 | 739 | 27 | 27 |
| 404 | Inflammation | 20 | 738 | 273 | 344 |
| 405 | Metallurgy | 41 | 736 | 507 | 657 |
| 406 | Social Sciences | 54 | 735 | 589 | 783 |
| 406 | Building | 85 | 735 | 26 | 92 |
| 408 | Demography | 21 | 730 | 139 | 163 |
| 409 | Bioinorganic chemistry | 10 | 729 | 787 | 391 |
| 410 | Personality Assessment | 6 | 726 | 371 | 186 |
| 411 | Attention | 26 | 721 | 453 | 474 |
| 412 | Respiration | 33 | 699 | 346 | 490 |
| 413 | Food Preservation | 41 | 696 | 52 | 67 |
| 413 | Animal health | 60 | 696 | 24 | 36 |
| 413 | eugenics | 27 | 696 | 64 | 79 |
| 416 | mutagens | 16 | 695 | 228 | 263 |
| 417 | Optics | 42 | 693 | 1286 | 1246 |
| 417 | Cerebellum | 33 | 693 | 15 | 70 |
| 417 | Cerebellar ataxia | 33 | 693 | 15 | 70 |
| 420 | Soft Condensed Matter | 24 | 692 | 320 | 339 |
| 421 | Technological Innovations | 19 | 687 | 213 | 232 |
| 422 | Environmental Microbiology | 20 | 685 | 379 | 547 |
| 423 | Animal Nutrition | 29 | 680 | 117 | 129 |
| 424 | Functional foods | 22 | 677 | 31 | 35 |
| 424 | natural disasters | 23 | 677 | 242 | 325 |
| 426 | mycoses | 37 | 668 | 66 | 343 |
| 427 | feeding behavior | 24 | 667 | 168 | 226 |
| 428 | Engineering Mathematics | 50 | 665 | 255 | 402 |
| 429 | civilization | 58 | 661 | 89 | 21 |
| 430 | radiative transfer | 42 | 660 | 82 | 132 |
| 431 | heredity | 38 | 659 | 59 | 106 |
| 432 | Conservation Biology | 32 | 656 | 193 | 378 |
| 433 | Cognitive Science | 9 | 654 | 823 | 547 |
| 434 | Hematology | 34 | 653 | 660 | 793 |
| 434 | Animal ecology | 44 | 653 | 207 | 387 |
| 434 | Animal genetics | 29 | 653 | 119 | 145 |
| 437 | Oceanography | 31 | 652 | 487 | 634 |
| 438 | Cellulose | 14 | 651 | 150 | 135 |
| 439 | Appetite | 22 | 649 | 143 | 196 |
| 440 | animals | 54 | 647 | 107 | 216 |
| 441 | Aquatic ecology | 22 | 646 | 198 | 192 |
| 442 | vitamin C | 24 | 644 | 18 | 69 |
| 442 | vitamin E | 24 | 644 | 18 | 69 |
| 444 | Ultrasonics | 9 | 637 | 632 | 393 |
| 445 | Agronomy | 17 | 635 | 109 | 169 |
| 445 | Chemical industry | 18 | 635 | 402 | 225 |
| 447 | soil pollution | 14 | 633 | 89 | 49 |
| 448 | Production Planning | 16 | 632 | 39 | 60 |
| 448 | Production Control | 16 | 632 | 38 | 60 |
| 450 | Cardiovascular diseases | 42 | 630 | 316 | 473 |
| 451 | Systems Engineering | 13 | 627 | 1005 | 654 |
| 452 | Adolescent | 36 | 619 | 436 | 615 |
| 453 | Insect biochemistry | 19 | 617 | 97 | 124 |
| 454 | Muscles | 16 | 614 | 246 | 279 |
| 455 | software | 14 | 610 | 345 | 304 |
| 456 | Public Administration | 58 | 598 | 174 | 367 |
| 456 | Recycling | 7 | 598 | 312 | 286 |
| 458 | Molecular Spectroscopy | 15 | 597 | 761 | 495 |
| 459 | Diagnostic Imaging | 14 | 594 | 725 | 572 |
| 460 | biopolymers | 22 | 593 | 353 | 404 |
| 461 | Sonochemistry | 8 | 591 | 289 | 218 |
| 461 | ecosystem | 19 | 591 | 432 | 571 |
| 463 | Nephrology | 6 | 590 | 299 | 193 |
| 464 | Pharmacogenetics | 25 | 589 | 180 | 282 |
| 465 | Ore deposits | 24 | 585 | 120 | 160 |
| 466 | Geotechnical Engineering | 29 | 582 | 105 | 148 |
| 467 | drug toxicity | 19 | 580 | 35 | 50 |
| 468 | Women's health | 20 | 579 | 314 | 269 |
| 469 | Rheumatology | 9 | 577 | 565 | 444 |
| 470 | Veterinary Pathology | 37 | 576 | 27 | 37 |
| 471 | Lipids | 12 | 573 | 546 | 511 |
| 472 | Social Psychology | 16 | 571 | 894 | 873 |
| 472 | Land use | 19 | 571 | 284 | 342 |
| 472 | Optical materials | 29 | 571 | 832 | 1191 |
| 475 | Rock Mechanics | 16 | 567 | 339 | 345 |
| 475 | epilepsy | 22 | 567 | 215 | 234 |
| 477 | Human-Computer Interaction | 16 | 566 | 501 | 466 |
| 478 | Urology | 25 | 561 | 455 | 536 |
| 479 | Electrochemical Analysis | 19 | 558 | 560 | 521 |
| 480 | plant oils | 37 | 556 | 21 | 28 |
| 481 | Heat Exchangers | 13 | 555 | 552 | 511 |
| 482 | Biomechanics | 22 | 551 | 363 | 468 |
| 482 | drug addiction | 18 | 551 | 370 | 435 |
| 484 | Fishery management | 17 | 547 | 239 | 197 |
| 484 | Culture techniques | 1 | 547 | 466 | 52 |
| 486 | Public Policy | 28 | 541 | 423 | 581 |
| 486 | dietary supplements | 8 | 541 | 398 | 204 |
| 488 | South America | 48 | 540 | 5 | 4 |
| 489 | Child welfare | 25 | 538 | 274 | 283 |
| 490 | China | 39 | 537 | 591 | 821 |
| 491 | Bioinformatics | 17 | 536 | 753 | 772 |
| 492 | Research Design | 17 | 532 | 363 | 412 |
| 493 | freshwater biology | 25 | 531 | 161 | 276 |
| 494 | Proteomics | 23 | 522 | 217 | 404 |
| 494 | Randomized Controlled Trials | 39 | 522 | 144 | 191 |
| 496 | Computer Vision | 8 | 520 | 674 | 508 |
| 496 | Microscopy | 26 | 520 | 277 | 356 |
| 498 | Embryology | 21 | 519 | 495 | 679 |
| 498 | Exercise therapy | 43 | 519 | 9 | 29 |
| 500 | Civil Engineering | 16 | 517 | 544 | 243 |
| 500 | Agricultural systems | 10 | 517 | 112 | 110 |
| 502 | Agricultural Science | 9 | 515 | 88 | 115 |
| 503 | Community Psychiatry | 23 | 510 | 231 | 338 |
| 503 | child abuse | 14 | 510 | 318 | 338 |
| 505 | Immunogenetics | 26 | 508 | 112 | 168 |
| 506 | Digestive system diseases | 16 | 507 | 337 | 304 |
| 507 | Carbon | 16 | 506 | 475 | 712 |
| 508 | Medical Anthropology | 17 | 504 | 416 | 547 |
| 508 | complementary therapies | 21 | 504 | 375 | 415 |
| 510 | Fertilizers | 12 | 503 | 115 | 78 |
| 511 | Antibacterial agents | 18 | 502 | 121 | 194 |
| 512 | preimplantation genetic diagnosis | 25 | 501 | 49 | 77 |
| 512 | embryo transfer | 25 | 501 | 52 | 80 |
| 514 | Psychoneuroimmunology | 15 | 500 | 176 | 283 |
| 514 | Neuroimmunology | 15 | 500 | 211 | 317 |
| 516 | pharmaceutical industry | 26 | 495 | 50 | 75 |
| 517 | Developing countries | 31 | 494 | 504 | 784 |
| 518 | economic policy | 114 | 493 | 133 | 636 |
| 519 | infection | 14 | 490 | 604 | 657 |
| 520 | Primary health care | 48 | 486 | 252 | 481 |
| 520 | disease vectors | 15 | 486 | 312 | 298 |
| 522 | Health Services Research | 25 | 484 | 401 | 492 |
| 522 | Alternative Medicine | 19 | 484 | 367 | 426 |
| 524 | city planning | 26 | 482 | 425 | 565 |
| 525 | Catalysts | 18 | 481 | 134 | 162 |
| 526 | Algebra | 58 | 480 | 212 | 267 |
| 527 | Anatomy | 36 | 479 | 473 | 735 |
| 528 | Surgery | 9 | 476 | 787 | 739 |
| 528 | Educational Technology | 8 | 476 | 954 | 540 |
| 528 | Industrial Safety | 13 | 476 | 423 | 344 |
| 531 | Systems Analysis | 22 | 472 | 250 | 254 |
| 532 | Water Microbiology | 14 | 471 | 59 | 81 |
| 533 | Forest Ecology | 14 | 470 | 402 | 442 |
| 534 | Wireless Communication Systems | 15 | 468 | 1087 | 919 |
| 534 | Fisheries | 32 | 468 | 357 | 602 |
| 536 | Rural Development | 11 | 464 | 164 | 153 |
| 537 | cytokines | 11 | 463 | 505 | 483 |
| 538 | Combustion | 26 | 462 | 331 | 480 |
| 538 | Antigens | 17 | 462 | 246 | 263 |
| 540 | Anxiety Disorders | 11 | 458 | 203 | 286 |
| 540 | Anxiety | 11 | 458 | 205 | 288 |
| 542 | ethanol | 16 | 455 | 120 | 131 |
| 543 | Infections | 10 | 452 | 500 | 548 |
| 544 | Pathology | 21 | 450 | 673 | 864 |
| 545 | Electrophysiology | 12 | 447 | 415 | 286 |
| 546 | Developmental Psychology | 10 | 443 | 520 | 478 |
| 547 | Psychiatric Epidemiology | 15 | 434 | 126 | 184 |
| 548 | Educational Sociology | 44 | 433 | 9 | 58 |
| 548 | Proteome | 15 | 433 | 406 | 525 |
| 550 | Teaching | 82 | 430 | 155 | 596 |
| 551 | miniaturization | 17 | 424 | 688 | 955 |
| 552 | Logistics | 5 | 423 | 403 | 229 |
| 552 | Municipal Engineering | 14 | 423 | 33 | 44 |
| 552 | Music | 23 | 423 | 167 | 179 |
| 552 | Plant cells | 6 | 423 | 701 | 802 |
| 556 | Neuropharmacology | 9 | 422 | 270 | 196 |
| 557 | Gerontology | 30 | 420 | 457 | 625 |
| 558 | Pediatric Neurology | 8 | 419 | 493 | 543 |
| 558 | preventive medicine | 11 | 419 | 519 | 522 |
| 560 | Political Science | 62 | 415 | 283 | 573 |
| 560 | Clinical Psychology | 6 | 415 | 799 | 600 |
| 560 | Dynamics | 27 | 415 | 386 | 441 |
| 563 | Consumer education | 5 | 405 | 199 | 110 |
| 563 | cell physiology | 9 | 405 | 750 | 786 |
| 565 | structural stability | 7 | 403 | 181 | 138 |
| 566 | Cytogenetics | 16 | 402 | 477 | 702 |
| 566 | bioclimatology | 18 | 402 | 197 | 276 |
| 568 | Informatics | 11 | 401 | 349 | 315 |
| 569 | Statistical Mechanics | 32 | 400 | 117 | 189 |
| 569 | Immunopharmacology | 13 | 400 | 368 | 382 |
| 571 | Reproductive toxicology | 13 | 399 | 92 | 137 |
| 572 | Intelligent Transportation Systems | 7 | 398 | 693 | 565 |
| 573 | Japan | 23 | 396 | 437 | 449 |
| 574 | Information Systems | 23 | 394 | 306 | 485 |
| 575 | Molecules | 24 | 392 | 510 | 576 |
| 576 | Liver diseases | 13 | 391 | 576 | 729 |
| 577 | Biomass | 9 | 389 | 260 | 292 |
| 578 | Climate | 12 | 386 | 173 | 224 |
| 579 | actuators | 12 | 384 | 1107 | 1147 |
| 579 | transducers | 12 | 384 | 1107 | 1147 |
| 581 | Chronic diseases | 8 | 383 | 344 | 354 |
| 582 | nuclear power | 38 | 382 | 69 | 86 |
| 583 | Mental Health | 24 | 378 | 420 | 566 |
| 584 | marketing | 14 | 368 | 897 | 1017 |
| 585 | Radiation effects | 16 | 367 | 124 | 269 |
| 586 | Economic Development | 48 | 366 | 215 | 819 |
| 587 | Growth | 9 | 365 | 570 | 704 |
| 588 | Nanoparticles | 16 | 364 | 757 | 936 |
| 588 | Plant breeding | 16 | 364 | 204 | 259 |
| 590 | voice | 19 | 362 | 105 | 126 |
| 590 | personality | 15 | 362 | 641 | 836 |
| 592 | Primates | 30 | 361 | 121 | 259 |
| 593 | Histocompatibility Testing | 20 | 360 | 75 | 130 |
| 593 | Fouling | 7 | 360 | 85 | 71 |
| 595 | sports injuries | 11 | 359 | 175 | 115 |
| 596 | Computer-Aided Design | 22 | 357 | 307 | 444 |
| 596 | Steroids | 21 | 357 | 261 | 384 |
| 598 | Adhesion | 31 | 356 | 40 | 158 |
| 598 | adhesives | 31 | 356 | 46 | 159 |
| 600 | Plant Genetics | 12 | 355 | 265 | 412 |
| 601 | Molecular Microbiology | 7 | 354 | 511 | 559 |
| 601 | Numerical Analysis | 52 | 354 | 393 | 865 |
| 601 | Contraception | 14 | 354 | 185 | 217 |
| 604 | Plant tissue culture | 25 | 352 | 101 | 263 |
| 604 | Echocardiography | 5 | 352 | 42 | 8 |
| 604 | Roads | 17 | 352 | 264 | 235 |
| 607 | Planets | 15 | 350 | 678 | 868 |
| 607 | Plant cell culture | 19 | 350 | 114 | 263 |
| 609 | global environmental change | 7 | 347 | 443 | 474 |
| 609 | carcinogens | 15 | 347 | 298 | 481 |
| 609 | atmosphere | 9 | 347 | 364 | 307 |
| 612 | Environmental Law | 4 | 343 | 900 | 777 |
| 613 | Peasants | 3 | 340 | 82 | 31 |
| 614 | Biogeochemistry | 9 | 339 | 583 | 654 |
| 614 | Organometallic compounds | 16 | 339 | 519 | 582 |
| 614 | food industry | 15 | 339 | 164 | 151 |
| 617 | Computer Engineering | 21 | 338 | 147 | 228 |
| 617 | Transport | 7 | 338 | 323 | 283 |
| 619 | Urban Policy | 40 | 336 | 66 | 366 |
| 620 | Marine invertebrates | 15 | 332 | 34 | 23 |
| 620 | Industry | 4 | 332 | 107 | 115 |
| 622 | Hematopoietic stem cell transplantation | 10 | 330 | 143 | 195 |
| 622 | Asia | 13 | 330 | 1215 | 921 |
| 624 | weather | 11 | 328 | 187 | 216 |
| 625 | Egypt | 5 | 327 | 333 | 173 |
| 626 | Pharmacogenomics | 11 | 326 | 56 | 101 |
| 626 | Sarcopenia | 8 | 326 | 138 | 231 |
| 626 | mathematical analysis | 61 | 326 | 518 | 952 |
| 626 | Oxidation-reduction | 5 | 326 | 560 | 591 |
| 630 | Eating Disorders | 13 | 325 | 343 | 383 |
| 630 | Feeding and Eating Disorders | 13 | 325 | 328 | 366 |
| 632 | Ecosystem management | 7 | 324 | 380 | 323 |
| 632 | Soil biology | 13 | 324 | 385 | 641 |
| 632 | hazard mitigation | 15 | 324 | 234 | 361 |
| 632 | Enzyme | 8 | 324 | 229 | 262 |
| 636 | Ceramics | 20 | 320 | 444 | 572 |
| 636 | Paleobiology | 23 | 320 | 43 | 43 |
| 636 | Perception | 9 | 320 | 883 | 803 |
| 639 | organization | 8 | 319 | 448 | 535 |
| 640 | Chemical processes | 11 | 318 | 189 | 171 |
| 641 | Nitric oxide | 5 | 317 | 125 | 75 |
| 642 | Plant hormones | 5 | 314 | 186 | 112 |
| 643 | Data Mining | 13 | 313 | 624 | 800 |
| 643 | Tribology | 10 | 313 | 591 | 507 |
| 643 | Organizational change | 13 | 313 | 212 | 290 |
| 643 | Pesticides | 15 | 313 | 152 | 174 |
| 647 | Software Engineering | 16 | 311 | 365 | 468 |
| 647 | Structural optimization | 8 | 311 | 176 | 161 |
| 647 | counseling | 7 | 311 | 809 | 540 |
| 650 | Nonlinear systems | 12 | 310 | 228 | 211 |
| 651 | Bioenergetics | 12 | 309 | 361 | 462 |
| 652 | Pediatric Hematology | 6 | 308 | 210 | 55 |
| 652 | cell interaction | 6 | 308 | 652 | 604 |
| 654 | gene therapy | 14 | 306 | 381 | 573 |
| 654 | Forest Management | 10 | 306 | 483 | 537 |
| 654 | Library Science | 32 | 306 | 109 | 144 |
| 657 | Computer Science | 39 | 305 | 295 | 724 |
| 658 | Long-Term Care | 8 | 304 | 258 | 278 |
| 658 | Long-term care facilities | 8 | 304 | 257 | 278 |
| 658 | Visual Perception | 8 | 304 | 819 | 712 |
| 658 | Luminescence | 11 | 304 | 644 | 467 |
| 662 | Political Sociology | 33 | 303 | 41 | 199 |
| 663 | Fluid Dynamics | 9 | 301 | 608 | 518 |
| 664 | Substance Abuse | 13 | 300 | 594 | 636 |
| 664 | Geodynamics | 18 | 300 | 330 | 530 |
| 664 | Cell death | 3 | 300 | 941 | 763 |
| 667 | Transportation Engineering | 3 | 299 | 293 | 154 |
| 667 | Cardiovascular system | 12 | 299 | 607 | 937 |
| 669 | Energy metabolism | 11 | 298 | 291 | 380 |
| 669 | nucleic acids | 9 | 298 | 869 | 1007 |
| 671 | Chemical analysis | 8 | 297 | 638 | 571 |
| 672 | Measurement | 16 | 295 | 462 | 572 |
| 673 | Developmental Disabilities | 8 | 294 | 532 | 553 |
| 674 | Database Management | 21 | 293 | 219 | 378 |
| 675 | Neural circuitry | 8 | 291 | 1251 | 1163 |
| 676 | Psychosomatic Medicine | 6 | 290 | 472 | 432 |
| 677 | Middle East | 10 | 289 | 472 | 243 |
| 678 | Neuromuscular diseases | 8 | 288 | 304 | 294 |
| 679 | Dentistry | 17 | 286 | 213 | 215 |
| 680 | Emergency Medicine | 10 | 285 | 630 | 465 |
| 681 | Hydraulic Engineering | 13 | 284 | 359 | 421 |
| 681 | Cross-Cultural Studies | 8 | 284 | 338 | 244 |
| 681 | protein | 17 | 284 | 419 | 584 |
| 684 | Solitons | 18 | 283 | 305 | 512 |
| 684 | Fractals | 18 | 283 | 307 | 514 |
| 684 | Calorimetry | 18 | 283 | 328 | 415 |
| 684 | Chaos | 18 | 283 | 305 | 512 |
| 684 | Glass | 13 | 283 | 428 | 523 |
| 684 | Thermal analysis | 18 | 283 | 328 | 415 |
| 690 | solar cells | 7 | 281 | 520 | 548 |
| 691 | Statistics | 29 | 280 | 871 | 1069 |
| 691 | viruses | 10 | 280 | 635 | 836 |
| 693 | Organizational Sociology | 74 | 278 | 3 | 154 |
| 693 | data collection | 8 | 278 | 548 | 574 |
| 695 | Nanochemistry | 13 | 277 | 408 | 480 |
| 696 | Transgenic plants | 7 | 276 | 201 | 210 |
| 696 | cross-cultural comparison | 7 | 276 | 255 | 148 |
| 698 | energy conservation | 20 | 273 | 634 | 1445 |
| 698 | Immunochemistry | 9 | 273 | 463 | 408 |
| 698 | Transplantation | 11 | 273 | 444 | 579 |
| 698 | Yeast | 9 | 273 | 172 | 234 |
| 702 | Drug delivery devices | 3 | 270 | 225 | 142 |
| 702 | Radio | 4 | 270 | 1191 | 819 |
| 702 | Menopause | 7 | 270 | 139 | 101 |
| 705 | Liquid Crystals | 20 | 269 | 274 | 205 |
| 706 | Telemedicine | 15 | 268 | 68 | 129 |
| 707 | Neonatology | 12 | 265 | 166 | 210 |
| 707 | Africa | 12 | 265 | 654 | 465 |
| 709 | emergency management | 5 | 264 | 484 | 307 |
| 709 | Plant genetic engineering | 10 | 264 | 399 | 538 |
| 709 | finance | 22 | 264 | 817 | 1166 |
| 712 | Fluid Mechanics | 29 | 263 | 389 | 753 |
| 712 | Gene expression regulation | 14 | 263 | 331 | 526 |
| 714 | Chemical Ecology | 11 | 262 | 206 | 317 |
| 714 | environmental indicators | 8 | 262 | 653 | 799 |
| 714 | risk factors | 15 | 262 | 224 | 339 |
| 714 | pottery | 9 | 262 | 519 | 541 |
| 714 | Mites | 17 | 262 | 83 | 106 |
| 719 | peptides | 17 | 261 | 163 | 231 |
| 720 | Chemotherapy | 12 | 260 | 529 | 634 |
| 720 | Patient education | 3 | 260 | 531 | 320 |
| 722 | livestock | 16 | 259 | 159 | 170 |
| 722 | sexual behavior | 9 | 259 | 320 | 350 |
| 724 | Quantum theory | 25 | 258 | 267 | 463 |
| 725 | Technology Assessment | 10 | 257 | 71 | 239 |
| 726 | Iron | 8 | 256 | 151 | 107 |
| 727 | Ethnobotany | 8 | 255 | 40 | 103 |
| 727 | educational innovations | 1 | 255 | 959 | 243 |
| 729 | Traditional medicine | 7 | 254 | 53 | 104 |
| 729 | ethnobiology | 7 | 254 | 78 | 123 |
| 729 | Ethnomedicine | 7 | 254 | 48 | 103 |
| 732 | Foodborne diseases | 11 | 251 | 64 | 93 |
| 733 | Sexual health | 15 | 250 | 214 | 307 |
| 733 | psychopathology | 1 | 250 | 465 | 215 |
| 733 | motor skills | 7 | 250 | 92 | 99 |
| 736 | Integrated Circuits | 31 | 249 | 111 | 145 |
| 737 | Thrombosis | 8 | 248 | 543 | 554 |
| 738 | psychotherapy | 11 | 247 | 609 | 696 |
| 739 | Microprocessors | 24 | 245 | 86 | 164 |
| 739 | Raman spectroscopy | 15 | 245 | 212 | 371 |
| 741 | Hemostasis | 7 | 243 | 419 | 327 |
| 742 | Remote Sensing | 35 | 242 | 240 | 618 |
| 742 | Microorganisms | 10 | 242 | 464 | 757 |
| 742 | Metals | 17 | 242 | 821 | 1138 |
| 745 | Combinatorial analysis | 13 | 239 | 460 | 321 |
| 746 | Physical organic chemistry | 12 | 238 | 707 | 782 |
| 746 | carbon monoxide | 8 | 238 | 117 | 214 |
| 748 | Asthma | 8 | 236 | 308 | 237 |
| 748 | Simulation Methods | 11 | 236 | 398 | 403 |
| 748 | Marine resources | 11 | 236 | 253 | 341 |
| 751 | Mitochondria | 6 | 235 | 105 | 147 |
| 751 | Work | 21 | 235 | 50 | 150 |
| 753 | Medical Oncology | 10 | 233 | 754 | 926 |
| 754 | Family | 10 | 228 | 478 | 471 |
| 754 | brain mapping | 4 | 228 | 494 | 464 |
| 756 | biological invasions | 10 | 227 | 232 | 355 |
| 756 | energy resources | 6 | 227 | 919 | 1220 |
| 756 | recreation | 12 | 227 | 271 | 274 |
| 759 | Serology | 10 | 226 | 151 | 211 |
| 759 | Coastal zone management | 11 | 226 | 245 | 350 |
| 761 | Genetic therapy | 13 | 224 | 410 | 655 |
| 762 | Oncogenes | 3 | 223 | 863 | 858 |
| 763 | health planning | 27 | 222 | 565 | 1091 |
| 764 | Food service management | 2 | 221 | 544 | 380 |
| 765 | Veterinary Immunology | 6 | 220 | 201 | 163 |
| 765 | air quality management | 7 | 220 | 238 | 274 |
| 765 | land degradation | 8 | 220 | 196 | 272 |
| 765 | degradation | 8 | 220 | 196 | 272 |
| 769 | Total Quality Management | 6 | 218 | 267 | 209 |
| 769 | Acarology | 10 | 218 | 83 | 107 |
| 769 | Ticks | 10 | 218 | 80 | 107 |
| 769 | Acari | 10 | 218 | 80 | 107 |
| 773 | Invertebrates | 9 | 217 | 268 | 273 |
| 774 | Jurisprudence | 12 | 215 | 406 | 433 |
| 775 | Cell survival | 10 | 214 | 35 | 99 |
| 775 | older people | 17 | 214 | 559 | 615 |
| 775 | molecular chaperones | 10 | 214 | 44 | 99 |
| 778 | behavioral medicine | 9 | 213 | 637 | 969 |
| 778 | Muscle contraction | 18 | 213 | 32 | 21 |
| 780 | Oral Medicine | 15 | 211 | 227 | 266 |
| 780 | locomotion | 12 | 211 | 235 | 391 |
| 780 | posture | 12 | 211 | 235 | 391 |
| 780 | gait | 12 | 211 | 235 | 391 |
| 780 | walking | 12 | 211 | 235 | 391 |
| 785 | Social policy | 41 | 208 | 115 | 468 |
| 785 | biochemical markers | 13 | 208 | 154 | 263 |
| 787 | History | 51 | 207 | 195 | 178 |
| 788 | Mining Engineering | 7 | 205 | 292 | 310 |
| 789 | Nanomedicine | 3 | 204 | 206 | 125 |
| 790 | Vocational guidance | 6 | 203 | 604 | 618 |
| 791 | sustainability | 4 | 202 | 723 | 679 |
| 791 | Food preferences | 6 | 202 | 221 | 265 |
| 791 | Intellectual disability | 8 | 202 | 439 | 424 |
| 794 | Petroleum Engineering | 15 | 200 | 244 | 398 |
| 794 | Computational Chemistry | 12 | 200 | 247 | 440 |
| 794 | solar power | 4 | 200 | 677 | 648 |
| 794 | Taste | 11 | 200 | 89 | 142 |
| 794 | smell | 11 | 200 | 89 | 142 |
| 794 | ozone | 8 | 200 | 25 | 23 |
| 794 | amino acids | 13 | 200 | 124 | 343 |
| 801 | Histology | 15 | 199 | 761 | 1152 |
| 801 | Virulence | 4 | 199 | 807 | 914 |
| 803 | Food Safety | 13 | 198 | 32 | 88 |
| 803 | sedimentary basins | 7 | 198 | 98 | 137 |
| 805 | Andrology | 3 | 197 | 536 | 305 |
| 806 | health behavior | 10 | 195 | 425 | 570 |
| 806 | social justice | 1 | 195 | 713 | 67 |
| 808 | Ecological Genetics | 15 | 194 | 147 | 256 |
| 808 | Minerals | 12 | 194 | 230 | 389 |
| 810 | families | 8 | 193 | 482 | 405 |
| 810 | Electromagnetic fields | 6 | 193 | 203 | 30 |
| 812 | Edible plants | 6 | 192 | 71 | 107 |
| 813 | Liquid chromatography | 19 | 191 | 68 | 112 |
| 814 | teratogenic agents | 11 | 190 | 34 | 41 |
| 815 | flavor | 10 | 189 | 59 | 104 |
| 816 | Environmental Geochemistry | 11 | 188 | 117 | 229 |
| 816 | pheromones | 9 | 188 | 208 | 377 |
| 816 | energy development | 15 | 188 | 196 | 627 |
| 819 | Magnetic Materials | 15 | 186 | 661 | 1000 |
| 819 | Mineral resources | 8 | 186 | 260 | 471 |
| 819 | Animal | 8 | 186 | 46 | 48 |
| 822 | Sustainable agriculture | 8 | 184 | 321 | 437 |
| 823 | Otolaryngology | 9 | 183 | 244 | 284 |
| 824 | Carcinogenesis | 5 | 182 | 642 | 668 |
| 824 | Multimedia Systems | 11 | 182 | 898 | 1012 |
| 826 | Marriage | 9 | 181 | 244 | 280 |
| 826 | innovation | 2 | 181 | 741 | 617 |
| 826 | research and development | 2 | 181 | 412 | 249 |
| 829 | Ophthalmology | 13 | 180 | 805 | 1034 |
| 829 | Microelectronics | 8 | 180 | 1044 | 1213 |
| 829 | Depression | 4 | 180 | 253 | 355 |
| 832 | Product Design | 9 | 177 | 268 | 238 |
| 832 | Regional Planning | 11 | 177 | 752 | 933 |
| 832 | Laser therapy | 6 | 177 | 236 | 152 |
| 835 | Highway Engineering | 11 | 176 | 140 | 183 |
| 835 | Accreditation | 10 | 176 | 22 | 15 |
| 837 | Psycholinguistics | 6 | 175 | 644 | 702 |
| 837 | Semiconductors | 18 | 175 | 794 | 1137 |
| 837 | internet | 8 | 175 | 928 | 1100 |
| 840 | Corporate Social Responsibility | 2 | 173 | 398 | 319 |
| 840 | environmental auditing | 2 | 173 | 418 | 320 |
| 840 | Sexuality | 4 | 173 | 235 | 118 |
| 843 | Medical Physics | 6 | 172 | 1032 | 1050 |
| 844 | Endocrine system | 32 | 171 | 110 | 129 |
| 845 | Ecological Engineering | 6 | 170 | 388 | 577 |
| 845 | Biogeochemical cycles | 1 | 170 | 598 | 457 |
| 845 | Genetic testing | 27 | 170 | 10 | 70 |
| 845 | Crystallography | 9 | 170 | 996 | 643 |
| 845 | Metallography | 3 | 170 | 794 | 527 |
| 845 | cryosphere | 8 | 170 | 199 | 284 |
| 851 | Organic Geochemistry | 4 | 169 | 299 | 321 |
| 851 | Globalization | 10 | 169 | 221 | 320 |
| 851 | Cosmochemistry | 4 | 169 | 750 | 670 |
| 854 | Forecasting | 8 | 168 | 242 | 319 |
| 854 | Water quality | 5 | 168 | 100 | 67 |
| 854 | Happiness | 9 | 168 | 121 | 311 |
| 854 | Water chemistry | 5 | 168 | 162 | 105 |
| 858 | Protozoa | 6 | 167 | 249 | 267 |
| 858 | biomedicine | 4 | 167 | 386 | 371 |
| 860 | North America | 10 | 166 | 327 | 403 |
| 860 | Cell communication | 2 | 166 | 684 | 519 |
| 862 | Cardiac electrophysiology | 1 | 164 | 345 | 183 |
| 862 | Food Security | 4 | 164 | 106 | 126 |
| 862 | arrhythmia | 1 | 164 | 345 | 183 |
| 865 | Nuclear Medicine | 5 | 161 | 635 | 542 |
| 865 | Systems Biology | 8 | 161 | 803 | 1005 |
| 865 | Digital electronics | 14 | 161 | 49 | 61 |
| 865 | Molecular Imaging | 4 | 161 | 453 | 438 |
| 865 | cell adhesion molecules | 1 | 161 | 371 | 227 |
| 870 | Virtual reality | 9 | 160 | 139 | 251 |
| 871 | Adolescent Psychology | 9 | 159 | 422 | 581 |
| 872 | health services accessibility | 7 | 158 | 538 | 574 |
| 873 | Maternal health services | 5 | 156 | 253 | 237 |
| 874 | vibration | 4 | 155 | 1009 | 823 |
| 875 | Reproductive health | 9 | 154 | 331 | 464 |
| 875 | Socioeconomic Factors | 5 | 154 | 550 | 556 |
| 875 | Brain damage | 4 | 154 | 289 | 253 |
| 875 | Immunity | 4 | 154 | 1241 | 1446 |
| 879 | Nondestructive testing | 12 | 153 | 233 | 403 |
| 879 | Chemical kinetics | 8 | 153 | 377 | 250 |
| 881 | Feminism | 30 | 152 | 66 | 289 |
| 881 | animal diseases | 8 | 152 | 243 | 301 |
| 881 | Thorax | 4 | 152 | 292 | 325 |
| 884 | Geographic information systems | 21 | 151 | 225 | 607 |
| 885 | starch | 13 | 150 | 86 | 198 |
| 886 | healthcare disparities | 5 | 149 | 314 | 311 |
| 887 | Speech Disorders | 7 | 148 | 658 | 690 |
| 887 | Welding | 8 | 148 | 110 | 52 |
| 889 | Geriatric Psychiatry | 9 | 146 | 456 | 646 |
| 890 | Global Health | 8 | 145 | 532 | 584 |
| 890 | Special Education | 22 | 145 | 201 | 453 |
| 890 | Naval Architecture | 6 | 145 | 189 | 155 |
| 890 | Neurotransmitters | 6 | 145 | 321 | 316 |
| 890 | Magnetic Resonance Spectroscopy | 8 | 145 | 662 | 659 |
| 890 | nuclear magnetic resonance spectroscopy | 8 | 145 | 429 | 409 |
| 890 | homosexuality | 4 | 145 | 331 | 279 |
| 890 | NMR | 8 | 145 | 279 | 257 |
| 890 | magnetic resonance | 8 | 145 | 283 | 272 |
| 899 | Music Therapy | 3 | 144 | 205 | 86 |
| 899 | Soil fertility | 6 | 144 | 184 | 325 |
| 901 | Freshwater invertebrates | 2 | 143 | 257 | 177 |
| 902 | Host-parasite interactions | 4 | 142 | 914 | 1097 |
| 902 | human development | 3 | 142 | 772 | 671 |
| 902 | Testing | 4 | 142 | 37 | 28 |
| 905 | Marine Ecology | 12 | 141 | 326 | 506 |
| 906 | Materials Engineering | 14 | 139 | 175 | 341 |
| 906 | Light | 6 | 139 | 619 | 884 |
| 908 | Graph Theory | 8 | 138 | 408 | 318 |
| 908 | Rheology | 8 | 138 | 294 | 388 |
| 908 | Freeze-Drying | 14 | 138 | 68 | 224 |
| 908 | Hypothermia | 14 | 138 | 68 | 224 |
| 908 | Freeze Drying | 14 | 138 | 68 | 224 |
| 908 | Genetic markers | 5 | 138 | 124 | 111 |
| 914 | Agricultural Engineering | 3 | 137 | 439 | 334 |
| 914 | Visual Communication | 3 | 137 | 450 | 222 |
| 914 | Image enhancement | 3 | 137 | 350 | 210 |
| 917 | supercritical fluids | 8 | 136 | 202 | 341 |
| 917 | Coronary heart disease | 5 | 136 | 111 | 46 |
| 919 | Geometry | 18 | 135 | 449 | 507 |
| 919 | Heart Failure | 5 | 135 | 246 | 346 |
| 919 | Social problems | 6 | 135 | 408 | 506 |
| 922 | Social Movements | 36 | 134 | 3 | 48 |
| 923 | Scandinavia | 3 | 133 | 573 | 393 |
| 923 | Criminal investigation | 4 | 133 | 141 | 88 |
| 925 | Radiology | 14 | 132 | 534 | 757 |
| 926 | Biosensors | 2 | 130 | 1406 | 1430 |
| 926 | Organ transplantation | 8 | 130 | 165 | 166 |
| 926 | body temperature | 10 | 130 | 157 | 323 |
| 926 | bees | 9 | 130 | 174 | 272 |
| 930 | Mobile Computing | 5 | 129 | 865 | 801 |
| 930 | Superconductors | 23 | 129 | 278 | 508 |
| 930 | medical education | 10 | 129 | 820 | 1102 |
| 930 | Familial diseases | 7 | 129 | 72 | 101 |
| 934 | Computer Architecture | 13 | 128 | 165 | 270 |
| 934 | breastfeeding | 7 | 128 | 240 | 319 |
| 934 | Interactive multimedia | 5 | 128 | 410 | 513 |
| 937 | Neurolinguistics | 4 | 126 | 362 | 424 |
| 937 | Hydrodynamics | 4 | 126 | 495 | 505 |
| 937 | Synapses | 3 | 126 | 239 | 229 |
| 937 | drug abuse | 7 | 126 | 347 | 421 |
| 937 | Gastrointestinal diseases | 6 | 126 | 394 | 389 |
| 942 | Clinical Immunology | 5 | 125 | 709 | 807 |
| 942 | ovary | 7 | 125 | 77 | 126 |
| 942 | Trace elements | 3 | 125 | 248 | 271 |
| 942 | impact | 4 | 125 | 248 | 325 |
| 946 | violence | 6 | 124 | 651 | 786 |
| 947 | Morphology | 7 | 123 | 549 | 520 |
| 947 | Mining Geology | 20 | 123 | 9 | 37 |
| 947 | Bifurcation Theory | 3 | 123 | 260 | 148 |
| 947 | Birds | 17 | 123 | 428 | 695 |
| 947 | Speech | 3 | 123 | 844 | 738 |
| 947 | language | 3 | 123 | 802 | 668 |
| 953 | Linguistics | 48 | 122 | 245 | 823 |
| 953 | Geriatric Oncology | 5 | 122 | 357 | 469 |
| 953 | environmental issues | 4 | 122 | 321 | 378 |
| 956 | Kinesiology | 8 | 121 | 45 | 93 |
| 956 | Kinetics | 8 | 121 | 209 | 301 |
| 956 | species diversity | 26 | 121 | 16 | 12 |
| 956 | polar regions | 11 | 121 | 259 | 456 |
| 956 | toxicity testing | 6 | 121 | 344 | 493 |
| 961 | Emergency Medical Services | 4 | 120 | 519 | 406 |
| 961 | Differential Equations | 10 | 120 | 560 | 690 |
| 961 | Argentina | 8 | 120 | 14 | 11 |
| 961 | Bacterial diseases | 3 | 120 | 252 | 244 |
| 961 | Genes | 7 | 120 | 652 | 866 |
| 966 | Hydrogeology | 1 | 119 | 1094 | 515 |
| 966 | sanitation | 4 | 119 | 1194 | 1584 |
| 966 | Elderly | 12 | 119 | 533 | 533 |
| 969 | Risk Management | 6 | 118 | 387 | 535 |
| 969 | Human evolution | 9 | 118 | 199 | 418 |
| 969 | Radioisotopes | 8 | 118 | 615 | 615 |
| 969 | clay minerals | 7 | 118 | 127 | 260 |
| 973 | Horticulture | 8 | 117 | 389 | 506 |
| 973 | Geodesy | 3 | 117 | 758 | 553 |
| 973 | Quantum Optics | 5 | 117 | 687 | 602 |
| 973 | kidney | 1 | 117 | 124 | 74 |
| 977 | Atmospheric Physics | 9 | 116 | 850 | 1276 |
| 977 | diffusion | 26 | 116 | 29 | 35 |
| 977 | Marriage counseling | 6 | 116 | 191 | 253 |
| 980 | Applied Linguistics | 45 | 115 | 35 | 367 |
| 980 | Cognitive neuroscience | 6 | 115 | 651 | 903 |
| 982 | Infrared spectroscopy | 7 | 114 | 114 | 215 |
| 983 | Thin Films | 10 | 113 | 182 | 290 |
| 983 | packaging | 5 | 113 | 62 | 78 |
| 985 | Dietetics | 9 | 112 | 291 | 408 |
| 985 | Biological Systems | 11 | 112 | 132 | 443 |
| 985 | Computational Fluid Dynamics | 6 | 112 | 424 | 510 |
| 988 | Geomagnetism | 1 | 110 | 802 | 509 |
| 988 | peer review | 1 | 110 | 66 | 29 |
| 988 | scholarly publishing | 1 | 110 | 276 | 60 |
| 988 | Parkinson's disease | 4 | 110 | 181 | 232 |
| 992 | Biochemical Genetics | 12 | 109 | 94 | 185 |
| 992 | Artificial Organs | 11 | 109 | 255 | 373 |
| 992 | Immunohistochemistry | 11 | 109 | 42 | 81 |
| 992 | X-ray crystallography | 4 | 109 | 456 | 326 |
| 996 | drug resistance | 10 | 108 | 233 | 639 |
| 996 | Malaria | 3 | 108 | 605 | 536 |
| 996 | glycoproteins | 7 | 108 | 233 | 411 |
| 996 | Glycoconjugates | 7 | 108 | 233 | 411 |
| 996 | commerce | 15 | 108 | 561 | 1238 |