| 1 | Chemistry | 1,415 | 69.3K | 277 | 302 |
| 2 | Physics | 1,005 | 46.9K | 409 | 569 |
| 3 | Science | 782 | 46.1K | 399 | 502 |
| 4 | Astronomy | 766 | 43.2K | 164 | 180 |
| 5 | Astrophysics | 786 | 42.1K | 136 | 192 |
| 6 | Medicine | 868 | 38.4K | 359 | 376 |
| 7 | Biology | 625 | 35.1K | 457 | 622 |
| 8 | Molecular Biology | 654 | 33.2K | 388 | 406 |
| 9 | Microbiology | 537 | 31.5K | 299 | 299 |
| 10 | Biochemistry | 728 | 22.1K | 507 | 612 |
| 11 | Nuclear Physics | 863 | 20.1K | 263 | 357 |
| 12 | Research | 683 | 20.0K | 326 | 398 |
| 13 | Materials | 446 | 16.0K | 406 | 447 |
| 14 | Neurology | 407 | 15.7K | 362 | 474 |
| 15 | Analytical Chemistry | 454 | 15.4K | 118 | 135 |
| 16 | Natural history | 76 | 15.3K | 589 | 646 |
| 17 | Ecology | 356 | 15.1K | 398 | 517 |
| 18 | Biocompatible Materials | 276 | 14.8K | 218 | 229 |
| 19 | Biotechnology | 308 | 13.4K | 329 | 423 |
| 20 | Nutrition | 249 | 13.4K | 236 | 188 |
| 21 | Spectrum analysis | 265 | 11.6K | 267 | 311 |
| 22 | Meteorology | 223 | 11.5K | 149 | 142 |
| 23 | Chemical Engineering | 239 | 11.3K | 364 | 312 |
| 24 | Human genetics | 53 | 11.2K | 485 | 428 |
| 25 | Mathematics | 984 | 10.9K | 122 | 191 |
| 26 | Solid State Physics | 316 | 10.6K | 380 | 343 |
| 27 | Condensed Matter | 301 | 10.5K | 371 | 344 |
| 28 | Nanotechnology | 263 | 10.2K | 433 | 502 |
| 29 | Geophysics | 320 | 9.8K | 286 | 332 |
| 30 | Hematology | 288 | 9.7K | 223 | 274 |
| 31 | Biophysics | 396 | 9.7K | 346 | 451 |
| 32 | Climatology | 188 | 9.1K | 94 | 112 |
| 33 | Pharmacology | 280 | 9.0K | 444 | 438 |
| 34 | Food | 157 | 8.8K | 154 | 94 |
| 35 | Parasitology | 230 | 8.6K | 68 | 51 |
| 36 | Quantum Gravity | 356 | 8.5K | 163 | 247 |
| 37 | Cytology | 158 | 8.5K | 507 | 607 |
| 38 | Statistical physics | 338 | 8.4K | 261 | 286 |
| 39 | Environment | 160 | 8.1K | 485 | 648 |
| 40 | Optics | 350 | 7.9K | 293 | 260 |
| 41 | Parasitic Diseases | 196 | 7.8K | 51 | 60 |
| 42 | Medical genetics | 126 | 7.6K | 330 | 338 |
| 43 | Biomedical Engineering | 161 | 7.4K | 463 | 342 |
| 44 | biological evolution | 144 | 7.3K | 149 | 222 |
| 45 | Catalysis | 229 | 7.2K | 335 | 453 |
| 46 | Medical Microbiology | 108 | 7.0K | 199 | 185 |
| 47 | Microbial Ecology | 93 | 6.9K | 253 | 247 |
| 48 | Toxicology | 205 | 6.8K | 339 | 382 |
| 49 | Bioengineering | 131 | 6.5K | 433 | 500 |
| 50 | Genetics | 106 | 6.3K | 509 | 534 |
| 51 | Materials Science | 181 | 6.2K | 506 | 565 |
| 52 | food technology | 118 | 6.1K | 189 | 102 |
| 53 | Psychiatry | 153 | 5.8K | 437 | 527 |
| 54 | Cell Biology | 103 | 5.8K | 625 | 751 |
| 55 | Economics | 414 | 5.6K | 139 | 334 |
| 56 | Colloids | 187 | 5.6K | 315 | 400 |
| 57 | Psychology | 362 | 5.6K | 258 | 481 |
| 58 | Pharmaceutical Chemistry | 164 | 5.6K | 354 | 374 |
| 59 | Psychophysiology | 150 | 5.4K | 287 | 357 |
| 60 | Diagnostic microbiology | 58 | 5.4K | 150 | 124 |
| 61 | Immunology | 170 | 5.3K | 434 | 619 |
| 62 | Europe | 370 | 5.3K | 68 | 136 |
| 63 | Pollution | 143 | 5.2K | 625 | 824 |
| 64 | Anthropology | 106 | 5.0K | 140 | 59 |
| 65 | Parasites | 110 | 5.0K | 67 | 42 |
| 66 | Surface Chemistry | 164 | 4.9K | 360 | 417 |
| 67 | Biochemical Engineering | 90 | 4.8K | 401 | 555 |
| 68 | Food Microbiology | 82 | 4.7K | 68 | 61 |
| 69 | Spain | 2,010 | 4.6K | 1 | 1 |
| 70 | Human evolution | 68 | 4.5K | 35 | 22 |
| 71 | Geology | 207 | 4.5K | 289 | 364 |
| 72 | Nonlinear Dynamics | 169 | 4.3K | 164 | 193 |
| 73 | Neurophysiology | 96 | 4.3K | 431 | 478 |
| 74 | Public Health | 181 | 4.2K | 476 | 646 |
| 75 | Neurochemistry | 108 | 4.1K | 271 | 298 |
| 76 | Nanostructured Materials | 117 | 4.1K | 410 | 419 |
| 77 | Physiology | 172 | 4.1K | 411 | 570 |
| 78 | Electrochemistry | 192 | 4.0K | 352 | 420 |
| 79 | Environmental Health | 103 | 4.0K | 702 | 770 |
| 80 | Botany | 192 | 4.0K | 412 | 673 |
| 81 | management | 101 | 4.0K | 387 | 479 |
| 82 | Mathematical Physics | 203 | 3.9K | 183 | 268 |
| 83 | Artificial Intelligence | 132 | 3.9K | 346 | 423 |
| 84 | Behavior | 103 | 3.9K | 367 | 463 |
| 85 | Technology | 73 | 3.8K | 658 | 355 |
| 86 | Polymers | 154 | 3.8K | 616 | 679 |
| 87 | Organic Chemistry | 118 | 3.8K | 373 | 360 |
| 88 | disease vectors | 72 | 3.8K | 46 | 25 |
| 89 | Leukemia | 43 | 3.7K | 193 | 157 |
| 90 | nanoscience | 86 | 3.6K | 427 | 493 |
| 91 | Surgery | 55 | 3.6K | 315 | 380 |
| 92 | environmental pollution | 102 | 3.5K | 563 | 677 |
| 93 | Endocrinology | 91 | 3.5K | 463 | 564 |
| 94 | Oncology | 47 | 3.5K | 408 | 550 |
| 95 | Planets | 63 | 3.5K | 347 | 304 |
| 96 | mathematical analysis | 230 | 3.3K | 55 | 72 |
| 97 | Cancer | 126 | 3.3K | 445 | 690 |
| 98 | Environmental Microbiology | 38 | 3.3K | 201 | 151 |
| 99 | Solid State Chemistry | 90 | 3.2K | 279 | 165 |
| 100 | Telecommunication | 62 | 3.2K | 457 | 345 |
| 101 | Metabolism | 67 | 3.1K | 501 | 561 |
| 102 | human behavior | 69 | 3.1K | 336 | 449 |
| 103 | Mycology | 72 | 3.1K | 172 | 161 |
| 104 | Pathology | 72 | 3.0K | 370 | 369 |
| 105 | Clinical Chemistry | 94 | 3.0K | 346 | 406 |
| 106 | Bacteriology | 66 | 3.0K | 282 | 328 |
| 107 | Reproduction | 83 | 3.0K | 300 | 268 |
| 108 | Agricultural Chemistry | 73 | 3.0K | 282 | 253 |
| 109 | Transportation | 28 | 3.0K | 439 | 165 |
| 110 | Education | 363 | 2.9K | 129 | 353 |
| 111 | Epidemiology | 99 | 2.9K | 456 | 503 |
| 112 | Atmospheric Physics | 71 | 2.9K | 269 | 281 |
| 113 | Transplantation | 64 | 2.9K | 162 | 178 |
| 114 | Brain | 85 | 2.9K | 434 | 494 |
| 115 | Archaeology | 206 | 2.8K | 34 | 102 |
| 115 | Sociology | 153 | 2.8K | 213 | 336 |
| 117 | drug therapy | 64 | 2.8K | 364 | 283 |
| 118 | Hypertension | 68 | 2.8K | 234 | 347 |
| 119 | Cardiovascular system | 58 | 2.8K | 263 | 371 |
| 120 | Social Sciences | 398 | 2.8K | 46 | 257 |
| 121 | Biosensors | 49 | 2.7K | 138 | 165 |
| 122 | Geography | 127 | 2.7K | 194 | 271 |
| 123 | Environmental Management | 75 | 2.7K | 280 | 405 |
| 124 | Cosmology | 68 | 2.7K | 151 | 62 |
| 125 | Operations Research | 111 | 2.7K | 147 | 237 |
| 126 | Pharmacognosy | 33 | 2.7K | 386 | 180 |
| 127 | Evolution | 99 | 2.6K | 197 | 390 |
| 128 | Medicinal plants | 26 | 2.6K | 291 | 108 |
| 129 | Bioorganic chemistry | 70 | 2.5K | 429 | 419 |
| 130 | Virology | 53 | 2.5K | 675 | 930 |
| 131 | Diabetes | 42 | 2.5K | 466 | 436 |
| 132 | Industrial Engineering | 61 | 2.5K | 231 | 168 |
| 133 | Bioelectronics | 41 | 2.4K | 128 | 150 |
| 134 | nuclear astrophysics | 43 | 2.4K | 25 | 23 |
| 135 | Earth Sciences | 124 | 2.4K | 310 | 528 |
| 136 | polymerization | 104 | 2.4K | 659 | 744 |
| 137 | Paleontology | 143 | 2.4K | 64 | 105 |
| 138 | Diabetes mellitus | 36 | 2.3K | 480 | 431 |
| 139 | Geochemistry | 87 | 2.3K | 318 | 440 |
| 140 | Computational Biology | 53 | 2.3K | 475 | 474 |
| 141 | Differential Equations | 70 | 2.3K | 40 | 25 |
| 142 | Parenteral nutrition | 36 | 2.3K | 145 | 155 |
| 143 | drugs | 78 | 2.2K | 203 | 217 |
| 144 | Pediatrics | 43 | 2.2K | 487 | 442 |
| 145 | Paleoclimatology | 79 | 2.2K | 71 | 143 |
| 146 | Ophthalmology | 103 | 2.2K | 168 | 267 |
| 147 | Green Chemistry | 56 | 2.2K | 254 | 337 |
| 148 | Fungi | 40 | 2.2K | 169 | 147 |
| 149 | United States | 114 | 2.2K | 596 | 775 |
| 150 | Diet | 45 | 2.2K | 404 | 436 |
| 151 | Molecules | 90 | 2.2K | 107 | 149 |
| 152 | environmental protection | 61 | 2.1K | 489 | 562 |
| 153 | Physical Chemistry | 47 | 2.1K | 498 | 417 |
| 154 | Molecular Genetics | 46 | 2.1K | 359 | 392 |
| 155 | Clinical Immunology | 46 | 2.1K | 164 | 110 |
| 156 | Critical Care Medicine | 32 | 2.1K | 364 | 382 |
| 156 | Enteral nutrition | 31 | 2.1K | 109 | 127 |
| 158 | Dermatology | 72 | 2.1K | 236 | 250 |
| 159 | Paleoecology | 73 | 2.0K | 68 | 131 |
| 160 | Environmental monitoring | 53 | 2.0K | 713 | 802 |
| 161 | Obstetrics | 44 | 2.0K | 488 | 334 |
| 162 | Optical materials | 86 | 2.0K | 342 | 583 |
| 163 | Animal genetics | 62 | 2.0K | 67 | 54 |
| 164 | Proteomics | 48 | 2.0K | 92 | 112 |
| 165 | Social Change | 23 | 2.0K | 146 | 66 |
| 166 | Statistics | 183 | 2.0K | 165 | 395 |
| 167 | Animal Behavior | 52 | 2.0K | 378 | 416 |
| 168 | Anatomy | 108 | 2.0K | 177 | 360 |
| 169 | Mental Disorders | 66 | 2.0K | 479 | 687 |
| 170 | Neuropsychology | 80 | 2.0K | 301 | 409 |
| 171 | Paleogeography | 65 | 1.9K | 52 | 124 |
| 172 | arthritis | 51 | 1.9K | 207 | 298 |
| 173 | Nervous system | 56 | 1.9K | 413 | 537 |
| 174 | Critical Care | 31 | 1.9K | 387 | 412 |
| 174 | Cognition | 64 | 1.9K | 273 | 330 |
| 176 | free radicals | 36 | 1.9K | 224 | 276 |
| 177 | Molecular evolution | 36 | 1.9K | 293 | 300 |
| 178 | Social Psychology | 106 | 1.9K | 235 | 430 |
| 179 | Environmental Engineering | 41 | 1.9K | 924 | 832 |
| 180 | Composite Materials | 40 | 1.9K | 673 | 611 |
| 181 | Systems Biology | 20 | 1.9K | 470 | 132 |
| 182 | Geomorphology | 53 | 1.9K | 172 | 221 |
| 182 | Antibacterial agents | 42 | 1.9K | 34 | 33 |
| 184 | Proteome | 36 | 1.8K | 188 | 186 |
| 185 | Nanostructures | 44 | 1.8K | 334 | 385 |
| 186 | Biodiversity | 59 | 1.8K | 314 | 432 |
| 187 | Neurobiology | 41 | 1.8K | 425 | 499 |
| 188 | Zeolites | 28 | 1.8K | 140 | 68 |
| 189 | Molecular ecology | 27 | 1.8K | 288 | 287 |
| 190 | Genomics | 70 | 1.8K | 478 | 650 |
| 191 | infection | 69 | 1.8K | 160 | 262 |
| 192 | proteins | 49 | 1.8K | 375 | 354 |
| 193 | Business | 58 | 1.8K | 287 | 465 |
| 194 | Metallurgy | 43 | 1.8K | 537 | 439 |
| 195 | Plant Ecology | 74 | 1.8K | 195 | 394 |
| 196 | Microelectronics | 38 | 1.7K | 445 | 449 |
| 196 | personality | 50 | 1.7K | 248 | 359 |
| 196 | miniaturization | 33 | 1.7K | 471 | 509 |
| 199 | Tourism | 40 | 1.7K | 244 | 280 |
| 200 | Obesity | 40 | 1.7K | 424 | 430 |
| 201 | Medical Laboratory Science | 37 | 1.7K | 456 | 480 |
| 202 | Geodynamics | 50 | 1.7K | 112 | 155 |
| 203 | global environmental change | 14 | 1.7K | 265 | 138 |
| 204 | Metabolic diseases | 35 | 1.7K | 606 | 719 |
| 205 | Electrochemical Analysis | 68 | 1.6K | 133 | 171 |
| 206 | Aging | 59 | 1.6K | 516 | 558 |
| 207 | Industrial Microbiology | 35 | 1.6K | 349 | 375 |
| 208 | environmental issues | 9 | 1.6K | 148 | 26 |
| 209 | animals | 50 | 1.6K | 132 | 82 |
| 210 | Infections | 57 | 1.6K | 104 | 222 |
| 211 | Biodiversity conservation | 47 | 1.6K | 318 | 638 |
| 211 | economic policy | 70 | 1.6K | 256 | 220 |
| 213 | Sites | 24 | 1.6K | 114 | 82 |
| 214 | Pharmaceutical Technology | 60 | 1.6K | 129 | 207 |
| 215 | Engineering | 77 | 1.6K | 671 | 623 |
| 216 | Mineralogy | 56 | 1.6K | 260 | 289 |
| 217 | Ethology | 31 | 1.6K | 404 | 402 |
| 218 | Phylogeny | 40 | 1.6K | 107 | 148 |
| 219 | Allergy | 31 | 1.6K | 265 | 417 |
| 220 | Biomass Energy | 42 | 1.6K | 511 | 635 |
| 221 | actuators | 51 | 1.6K | 340 | 439 |
| 221 | transducers | 51 | 1.6K | 340 | 439 |
| 223 | Neuroimmunology | 12 | 1.5K | 242 | 116 |
| 224 | biological factors | 37 | 1.5K | 345 | 292 |
| 225 | Functional Analysis | 87 | 1.5K | 55 | 90 |
| 226 | Water pollution | 31 | 1.5K | 802 | 728 |
| 227 | Economic History | 180 | 1.5K | 183 | 458 |
| 228 | Environmental Policy | 47 | 1.5K | 594 | 859 |
| 229 | Water | 36 | 1.5K | 625 | 755 |
| 230 | Liver diseases | 33 | 1.4K | 363 | 510 |
| 231 | Fluid Mechanics | 41 | 1.4K | 368 | 274 |
| 232 | Molecular Microbiology | 19 | 1.4K | 292 | 282 |
| 233 | Cytogenetics | 22 | 1.4K | 469 | 457 |
| 234 | Psychoneuroimmunology | 9 | 1.4K | 264 | 113 |
| 235 | Drug delivery systems | 29 | 1.4K | 284 | 299 |
| 236 | Mental illness | 50 | 1.4K | 368 | 594 |
| 236 | Metals | 39 | 1.4K | 504 | 485 |
| 238 | Political Science | 147 | 1.4K | 124 | 280 |
| 238 | Electronics | 32 | 1.4K | 1204 | 769 |
| 240 | Plant cells | 12 | 1.3K | 583 | 545 |
| 241 | Cell metabolism | 7 | 1.3K | 358 | 312 |
| 242 | Educational Psychology | 61 | 1.3K | 180 | 299 |
| 243 | Schizophrenia | 40 | 1.3K | 206 | 257 |
| 244 | Renewable Energy Sources | 19 | 1.3K | 937 | 935 |
| 245 | Developmental Biology | 26 | 1.3K | 616 | 665 |
| 246 | Environmental Chemistry | 25 | 1.3K | 566 | 631 |
| 247 | Numerical Analysis | 52 | 1.3K | 394 | 317 |
| 248 | Mechanics | 20 | 1.3K | 376 | 117 |
| 249 | Sports Medicine | 44 | 1.3K | 560 | 532 |
| 250 | supercritical fluids | 37 | 1.3K | 29 | 38 |
| 251 | Psychopharmacology | 37 | 1.3K | 329 | 452 |
| 252 | Quality of life | 38 | 1.3K | 190 | 260 |
| 253 | Learning | 28 | 1.3K | 324 | 305 |
| 254 | Pharmacy | 40 | 1.3K | 425 | 407 |
| 255 | Geriatrics | 63 | 1.3K | 496 | 608 |
| 256 | Inflammation | 28 | 1.3K | 244 | 228 |
| 257 | Animal breeding | 63 | 1.2K | 82 | 108 |
| 257 | analysis | 15 | 1.2K | 103 | 56 |
| 259 | Plants | 38 | 1.2K | 498 | 630 |
| 260 | Chemotherapy | 9 | 1.2K | 748 | 238 |
| 261 | Immunity | 26 | 1.2K | 613 | 890 |
| 262 | soil microbiology | 37 | 1.2K | 298 | 492 |
| 263 | Latin America | 527 | 1.2K | 15 | 52 |
| 264 | Regional Planning | 57 | 1.2K | 188 | 265 |
| 265 | Sedimentary rocks | 41 | 1.2K | 24 | 64 |
| 266 | Cell differentiation | 15 | 1.2K | 761 | 647 |
| 267 | Developmental Immunology | 34 | 1.2K | 83 | 80 |
| 268 | Invertebrates | 5 | 1.2K | 441 | 49 |
| 269 | enzymes | 40 | 1.1K | 234 | 315 |
| 270 | Ceramic materials | 29 | 1.1K | 257 | 189 |
| 271 | Cognitive neuroscience | 34 | 1.1K | 225 | 342 |
| 272 | atmosphere | 48 | 1.1K | 57 | 84 |
| 273 | Atmospheric Chemistry | 24 | 1.1K | 325 | 378 |
| 273 | Magnetic Materials | 59 | 1.1K | 190 | 310 |
| 275 | Thrombosis | 32 | 1.1K | 209 | 247 |
| 276 | Energy Policy | 26 | 1.1K | 758 | 848 |
| 276 | Human-Computer Interaction | 16 | 1.1K | 525 | 227 |
| 278 | Information Science | 201 | 1.1K | 37 | 534 |
| 279 | Hormones | 27 | 1.1K | 336 | 331 |
| 280 | Soft Condensed Matter | 37 | 1.1K | 235 | 246 |
| 281 | Child | 51 | 1.1K | 415 | 505 |
| 282 | Drug design | 33 | 1.1K | 279 | 336 |
| 283 | Nonlinear functional analysis | 76 | 1.1K | 37 | 96 |
| 284 | Small Business | 14 | 1.1K | 226 | 255 |
| 285 | plant molecular biology | 12 | 1.1K | 747 | 622 |
| 286 | Sustainable Engineering | 34 | 1.1K | 314 | 427 |
| 287 | Virulence | 16 | 1.1K | 437 | 482 |
| 288 | Urology | 24 | 1.1K | 575 | 465 |
| 289 | biopolymers | 37 | 1.1K | 248 | 272 |
| 290 | Medical Physics | 44 | 1.1K | 392 | 489 |
| 291 | Zoology | 68 | 1.1K | 400 | 527 |
| 292 | Hydrology | 38 | 1.0K | 611 | 659 |
| 293 | Homeostasis | 5 | 1.0K | 304 | 368 |
| 294 | Neural circuitry | 31 | 1.0K | 415 | 445 |
| 295 | Terahertz Technology | 5 | 1.0K | 108 | 13 |
| 295 | cell physiology | 24 | 1.0K | 451 | 562 |
| 297 | Simulation Methods | 25 | 1.0K | 109 | 27 |
| 298 | Public Policy | 42 | 1.0K | 299 | 366 |
| 299 | natural disasters | 26 | 1.0K | 231 | 213 |
| 300 | Petrology | 31 | 1.0K | 286 | 327 |
| 301 | Nanoparticles | 29 | 1.0K | 472 | 496 |
| 302 | Communication | 366 | 1.0K | 27 | 524 |
| 303 | Soil Science | 28 | 993 | 497 | 516 |
| 304 | Histology | 33 | 991 | 459 | 541 |
| 305 | catalytic activity | 35 | 990 | 66 | 119 |
| 306 | Chronobiology | 27 | 979 | 45 | 37 |
| 306 | biological clocks | 27 | 979 | 45 | 37 |
| 306 | circadian rhythm | 27 | 979 | 45 | 37 |
| 306 | biological rhythms | 27 | 979 | 44 | 37 |
| 310 | Respiration | 24 | 971 | 441 | 410 |
| 311 | Physical organic chemistry | 36 | 968 | 232 | 218 |
| 312 | Solar System | 30 | 966 | 217 | 243 |
| 313 | Aquaculture | 23 | 965 | 433 | 348 |
| 314 | Biogeography | 29 | 962 | 206 | 362 |
| 315 | System analysis | 47 | 960 | 432 | 501 |
| 316 | Chemical analysis | 25 | 958 | 228 | 168 |
| 317 | Plant physiology | 50 | 954 | 427 | 797 |
| 318 | Protein engineering | 3 | 952 | 248 | 37 |
| 318 | molecular design | 3 | 952 | 277 | 35 |
| 320 | Antioxidants | 13 | 950 | 251 | 236 |
| 321 | Solar Energy | 25 | 940 | 373 | 434 |
| 322 | plant communities | 27 | 936 | 281 | 411 |
| 323 | Diagnostic Imaging | 38 | 935 | 423 | 527 |
| 324 | Energy Conversion | 15 | 932 | 555 | 592 |
| 325 | Electrical Engineering | 71 | 929 | 678 | 696 |
| 325 | Ethnology | 86 | 929 | 101 | 159 |
| 327 | nucleic acids | 16 | 926 | 782 | 814 |
| 328 | Circadian rhythms | 22 | 922 | 39 | 37 |
| 329 | Tropical Medicine | 48 | 915 | 238 | 292 |
| 330 | Sedimentology | 33 | 912 | 50 | 114 |
| 331 | Breeding | 51 | 909 | 163 | 294 |
| 332 | Industrial Policy | 21 | 908 | 62 | 67 |
| 333 | Linguistics | 125 | 898 | 95 | 244 |
| 334 | Analytical Biochemistry | 19 | 893 | 548 | 394 |
| 335 | Mass Media | 328 | 883 | 1 | 45 |
| 336 | Geriatric Psychiatry | 28 | 882 | 230 | 236 |
| 336 | Memory | 35 | 882 | 440 | 562 |
| 338 | Kidney diseases | 18 | 875 | 280 | 195 |
| 339 | animal diseases | 37 | 874 | 50 | 61 |
| 340 | United Kingdom | 25 | 868 | 475 | 526 |
| 341 | Vaccines | 32 | 865 | 463 | 519 |
| 342 | Water quality management | 28 | 864 | 445 | 347 |
| 343 | Rheumatology | 24 | 862 | 306 | 397 |
| 344 | Cerebral cortex | 24 | 859 | 261 | 316 |
| 345 | Ore deposits | 29 | 858 | 101 | 112 |
| 346 | Hazardous waste | 7 | 856 | 550 | 252 |
| 347 | weather | 24 | 855 | 46 | 67 |
| 347 | finance | 51 | 855 | 399 | 547 |
| 349 | Substance Abuse | 36 | 854 | 313 | 341 |
| 349 | clay | 29 | 854 | 87 | 140 |
| 351 | Oncogenes | 14 | 853 | 522 | 602 |
| 351 | Microorganisms | 19 | 853 | 259 | 379 |
| 353 | Hemostasis | 27 | 846 | 116 | 87 |
| 353 | commerce | 49 | 846 | 140 | 377 |
| 355 | bioclimatology | 25 | 843 | 108 | 126 |
| 356 | Animal Nutrition | 33 | 841 | 106 | 105 |
| 357 | Econometrics | 69 | 832 | 144 | 356 |
| 357 | mycoses | 28 | 832 | 100 | 343 |
| 359 | Quality Control | 40 | 830 | 213 | 343 |
| 360 | industrial waste | 6 | 824 | 530 | 246 |
| 361 | Nephrology | 16 | 819 | 187 | 166 |
| 362 | radioactive waste | 5 | 818 | 576 | 247 |
| 363 | Stem cells | 20 | 817 | 555 | 554 |
| 364 | Soil biology | 38 | 816 | 154 | 380 |
| 365 | emergency management | 12 | 811 | 265 | 87 |
| 366 | Business Ethics | 8 | 810 | 513 | 391 |
| 367 | Immunogenetics | 35 | 806 | 88 | 127 |
| 368 | Developing countries | 45 | 796 | 338 | 544 |
| 369 | Signal Transduction | 37 | 792 | 240 | 561 |
| 370 | Crystal growth | 32 | 783 | 167 | 217 |
| 371 | Health Policy | 30 | 777 | 556 | 594 |
| 372 | Disease | 4 | 771 | 247 | 409 |
| 373 | innovation | 15 | 768 | 137 | 246 |
| 374 | Lung Transplantation | 13 | 765 | 156 | 129 |
| 374 | Heart transplantation | 13 | 765 | 156 | 129 |
| 376 | Cellulose | 15 | 760 | 142 | 121 |
| 377 | Population Genetics | 24 | 758 | 367 | 492 |
| 377 | diseases | 4 | 758 | 243 | 415 |
| 379 | Therapeutics | 25 | 756 | 465 | 625 |
| 380 | Animal Physiology | 18 | 749 | 44 | 32 |
| 380 | Natural selection | 18 | 749 | 44 | 32 |
| 380 | genetic selection | 18 | 749 | 44 | 32 |
| 383 | drug evaluation | 41 | 744 | 128 | 229 |
| 384 | Photonics | 27 | 738 | 658 | 782 |
| 385 | Cognitive Science | 34 | 735 | 276 | 488 |
| 386 | Oxidation-reduction | 15 | 732 | 235 | 379 |
| 387 | Conservation Biology | 20 | 731 | 322 | 384 |
| 388 | Attention | 34 | 725 | 409 | 529 |
| 389 | Immunochemistry | 20 | 720 | 221 | 182 |
| 390 | Agriculture | 51 | 718 | 347 | 617 |
| 391 | Climate | 20 | 717 | 85 | 121 |
| 392 | Membranes | 15 | 710 | 773 | 751 |
| 393 | Bioinformatics | 26 | 708 | 638 | 773 |
| 394 | Chromatographic analysis | 35 | 703 | 378 | 397 |
| 395 | Pediatric Neurology | 11 | 702 | 472 | 553 |
| 396 | China | 28 | 700 | 819 | 725 |
| 397 | cardiac catheterization | 52 | 693 | 79 | 146 |
| 398 | bees | 16 | 692 | 101 | 83 |
| 399 | women | 51 | 689 | 39 | 55 |
| 400 | Medical Oncology | 31 | 688 | 456 | 727 |
| 401 | Medical Anthropology | 54 | 687 | 171 | 467 |
| 402 | Host-parasite interactions | 11 | 685 | 577 | 686 |
| 403 | Soil ecology | 24 | 683 | 129 | 229 |
| 404 | Environmental Psychology | 15 | 680 | 54 | 110 |
| 405 | Entrepreneurship | 18 | 679 | 248 | 401 |
| 406 | Heart Failure | 15 | 678 | 126 | 150 |
| 407 | Engineering Geology | 31 | 674 | 323 | 487 |
| 408 | Seismology | 20 | 671 | 151 | 122 |
| 408 | Genetic therapy | 18 | 671 | 371 | 418 |
| 410 | Yeast | 19 | 669 | 79 | 100 |
| 411 | Dynamics | 42 | 667 | 259 | 285 |
| 412 | Perception | 31 | 662 | 495 | 636 |
| 413 | research and development | 4 | 661 | 270 | 69 |
| 414 | Journalism | 203 | 660 | 1 | 56 |
| 414 | Wildlife conservation | 20 | 660 | 362 | 494 |
| 416 | atmospheric models | 11 | 655 | 337 | 291 |
| 417 | Surface-Active Agents | 18 | 651 | 235 | 290 |
| 417 | Surface properties | 18 | 651 | 266 | 327 |
| 419 | International Finance | 31 | 650 | 314 | 437 |
| 420 | Adolescent | 30 | 642 | 498 | 588 |
| 421 | gene therapy | 19 | 640 | 308 | 452 |
| 421 | Cardiovascular diseases | 35 | 640 | 371 | 511 |
| 421 | Fisheries | 12 | 640 | 796 | 504 |
| 424 | Child psychology | 24 | 639 | 428 | 609 |
| 424 | Visual Perception | 29 | 639 | 428 | 560 |
| 424 | health planning | 51 | 639 | 258 | 474 |
| 427 | food handling | 27 | 638 | 119 | 215 |
| 428 | Oxidative stress | 20 | 637 | 276 | 464 |
| 428 | Sleep Disorders | 15 | 637 | 690 | 524 |
| 428 | Sleep | 15 | 637 | 695 | 529 |
| 431 | behavioral medicine | 19 | 636 | 393 | 501 |
| 431 | solar cells | 13 | 636 | 326 | 317 |
| 433 | Artificial Organs | 9 | 635 | 328 | 105 |
| 433 | Food additives | 18 | 635 | 327 | 392 |
| 433 | Autoimmunity | 12 | 635 | 290 | 292 |
| 436 | Environmental Geology | 22 | 634 | 451 | 523 |
| 437 | Technological Innovations | 22 | 630 | 168 | 201 |
| 438 | pain | 25 | 627 | 366 | 523 |
| 439 | Marine Biology | 29 | 626 | 826 | 1012 |
| 439 | software | 30 | 626 | 111 | 273 |
| 441 | solar power | 12 | 625 | 287 | 272 |
| 442 | Light | 9 | 623 | 512 | 571 |
| 443 | Alzheimer's disease | 87 | 622 | 215 | 420 |
| 443 | alcoholism | 23 | 622 | 447 | 517 |
| 445 | Humanities | 54 | 621 | 101 | 141 |
| 445 | Demographic research | 12 | 621 | 39 | 49 |
| 447 | Climate change | 15 | 618 | 423 | 829 |
| 447 | Eutrophication | 15 | 618 | 418 | 821 |
| 449 | Logistics | 4 | 617 | 407 | 131 |
| 450 | Pharmacokinetics | 18 | 615 | 228 | 239 |
| 450 | Electrophoresis | 18 | 615 | 582 | 506 |
| 450 | international trade | 7 | 615 | 365 | 139 |
| 450 | Bacterial infections | 15 | 615 | 248 | 418 |
| 454 | Neurosurgery | 14 | 611 | 401 | 356 |
| 455 | Information Technology | 35 | 610 | 493 | 779 |
| 456 | Biopharmaceutics | 17 | 608 | 363 | 359 |
| 457 | Drug delivery devices | 4 | 603 | 164 | 41 |
| 457 | genome | 15 | 603 | 648 | 875 |
| 459 | vitamin C | 8 | 600 | 148 | 84 |
| 459 | vitamin E | 8 | 600 | 148 | 84 |
| 461 | Psycholinguistics | 22 | 596 | 273 | 365 |
| 461 | Social behavior | 29 | 596 | 269 | 412 |
| 463 | city planning | 38 | 594 | 298 | 446 |
| 464 | Molecular structure | 40 | 591 | 454 | 858 |
| 465 | Information Theory | 37 | 590 | 302 | 462 |
| 466 | Educational Technology | 54 | 589 | 108 | 374 |
| 467 | Petroleum Geology | 16 | 587 | 167 | 164 |
| 468 | eye | 7 | 586 | 86 | 156 |
| 469 | Happiness | 15 | 585 | 46 | 66 |
| 470 | ecosystem | 20 | 582 | 416 | 607 |
| 470 | Steroids | 13 | 582 | 395 | 291 |
| 472 | Economic Development | 21 | 578 | 475 | 640 |
| 473 | Clinical Pharmacology | 24 | 575 | 379 | 420 |
| 474 | Longevity | 6 | 573 | 69 | 13 |
| 474 | rejuvenation | 6 | 573 | 46 | 11 |
| 476 | food contamination | 16 | 572 | 244 | 155 |
| 477 | Retina | 5 | 568 | 107 | 159 |
| 478 | Lipids | 22 | 567 | 342 | 540 |
| 478 | Meteorites | 17 | 567 | 410 | 518 |
| 480 | Photochemistry | 21 | 565 | 517 | 559 |
| 481 | Cell death | 9 | 562 | 722 | 715 |
| 482 | Physical Therapy | 30 | 561 | 292 | 477 |
| 483 | Logic Programming | 36 | 560 | 13 | 24 |
| 484 | Health | 28 | 559 | 558 | 717 |
| 485 | Australia | 23 | 558 | 491 | 428 |
| 486 | Radiation | 35 | 557 | 465 | 621 |
| 487 | computer networks | 28 | 554 | 764 | 901 |
| 488 | Marine Geology | 14 | 548 | 201 | 169 |
| 489 | Embryology | 13 | 546 | 730 | 799 |
| 490 | Hydrogeology | 16 | 544 | 224 | 158 |
| 491 | sanitation | 26 | 540 | 464 | 963 |
| 492 | Immunopathology | 22 | 537 | 411 | 541 |
| 493 | Nuclear Medicine | 17 | 536 | 368 | 363 |
| 494 | cell interaction | 22 | 534 | 313 | 480 |
| 495 | Birds | 40 | 532 | 243 | 312 |
| 496 | Gerontology | 28 | 528 | 529 | 598 |
| 497 | Bacteria | 9 | 527 | 132 | 153 |
| 498 | Chromatography | 25 | 526 | 421 | 460 |
| 499 | Edible plants | 9 | 522 | 41 | 20 |
| 500 | Plant Taxonomy | 21 | 518 | 101 | 101 |
| 500 | epilepsy | 16 | 518 | 293 | 259 |
| 500 | population trends | 6 | 518 | 36 | 41 |
| 503 | Molecular Imaging | 12 | 517 | 292 | 298 |
| 504 | Neurotoxicology | 20 | 514 | 83 | 147 |
| 504 | Forest Ecology | 19 | 514 | 329 | 457 |
| 506 | Histocompatibility Testing | 27 | 506 | 54 | 92 |
| 507 | Respiratory system | 13 | 502 | 186 | 178 |
| 508 | Thermodynamics | 16 | 501 | 402 | 197 |
| 509 | Virtual reality | 5 | 500 | 268 | 77 |
| 510 | Telecommunications | 15 | 499 | 164 | 87 |
| 511 | drug development | 18 | 495 | 267 | 676 |
| 512 | Mental Health | 24 | 492 | 463 | 492 |
| 513 | environmental indicators | 18 | 490 | 264 | 454 |
| 514 | Radio | 7 | 487 | 1068 | 695 |
| 515 | Forest Management | 17 | 486 | 342 | 425 |
| 516 | behavior therapy | 17 | 485 | 296 | 338 |
| 517 | Computer Science | 26 | 479 | 525 | 483 |
| 517 | Geometry | 43 | 479 | 184 | 181 |
| 517 | Thermochemistry | 13 | 479 | 190 | 128 |
| 520 | Signal Processing | 26 | 476 | 888 | 1186 |
| 521 | Enzyme | 12 | 473 | 142 | 163 |
| 522 | gene mapping | 20 | 472 | 693 | 1079 |
| 523 | Neuropsychiatry | 19 | 470 | 256 | 320 |
| 524 | Bioinorganic chemistry | 28 | 468 | 380 | 548 |
| 525 | Electrophysiology | 28 | 465 | 224 | 290 |
| 526 | Industrial Organization | 6 | 462 | 166 | 68 |
| 527 | Environmental Toxicology | 26 | 461 | 661 | 1223 |
| 527 | Feminism | 45 | 461 | 29 | 109 |
| 529 | Japan | 13 | 459 | 854 | 432 |
| 530 | Orthopedics | 23 | 456 | 515 | 628 |
| 531 | econometric models | 24 | 455 | 37 | 115 |
| 532 | Apoptosis | 18 | 453 | 29 | 52 |
| 532 | neurotoxins | 18 | 453 | 29 | 52 |
| 532 | Neurotoxic agents | 18 | 453 | 29 | 52 |
| 532 | Nerve regeneration | 18 | 453 | 29 | 52 |
| 536 | Systems Analysis | 23 | 452 | 232 | 263 |
| 536 | Bioremediation | 9 | 452 | 286 | 218 |
| 538 | Gender identity | 13 | 451 | 56 | 15 |
| 539 | Antigens | 30 | 450 | 156 | 342 |
| 540 | Emotions | 14 | 449 | 224 | 294 |
| 541 | Neurons | 1 | 448 | 917 | 721 |
| 542 | Plant diseases | 21 | 447 | 732 | 790 |
| 543 | Philosophy | 434 | 446 | 9 | 301 |
| 544 | Climate Change Mitigation | 2 | 440 | 46 | 26 |
| 544 | Global warming | 2 | 440 | 166 | 26 |
| 544 | sea level | 2 | 440 | 46 | 26 |
| 547 | Ornithology | 36 | 437 | 195 | 290 |
| 547 | risk factors | 21 | 437 | 183 | 287 |
| 549 | Organometallic compounds | 21 | 435 | 408 | 490 |
| 550 | energy conservation | 10 | 434 | 1043 | 1143 |
| 551 | Nuclear Engineering | 44 | 431 | 372 | 481 |
| 551 | Chromosome mapping | 18 | 431 | 655 | 961 |
| 553 | fuel cells | 14 | 428 | 590 | 750 |
| 553 | Oxidation | 16 | 428 | 37 | 35 |
| 555 | Geodesy | 35 | 427 | 75 | 155 |
| 556 | disease outbreaks | 10 | 426 | 231 | 230 |
| 556 | Epidemics | 10 | 426 | 222 | 230 |
| 558 | Regional Economics | 13 | 423 | 114 | 103 |
| 558 | probabilities | 38 | 423 | 301 | 332 |
| 560 | Immunotherapy | 22 | 421 | 575 | 1089 |
| 561 | energy resources | 17 | 418 | 426 | 903 |
| 562 | rehabilitation | 22 | 416 | 667 | 963 |
| 563 | Software Engineering | 25 | 415 | 277 | 407 |
| 564 | Parallel Processing | 10 | 413 | 222 | 218 |
| 564 | Phytotherapy | 6 | 413 | 548 | 232 |
| 566 | Genetic engineering | 15 | 411 | 940 | 1200 |
| 566 | Social policy | 23 | 411 | 236 | 259 |
| 568 | Carbon | 15 | 410 | 497 | 808 |
| 569 | Semiconductors | 35 | 409 | 425 | 649 |
| 570 | Clinical Psychology | 21 | 406 | 488 | 790 |
| 571 | Sports | 21 | 404 | 718 | 764 |
| 572 | Adolescent Medicine | 4 | 403 | 453 | 442 |
| 573 | Tissue Engineering | 1 | 400 | 612 | 95 |
| 574 | Emergency Medicine | 27 | 398 | 371 | 442 |
| 574 | Teaching | 84 | 398 | 130 | 569 |
| 576 | Child Development | 22 | 397 | 639 | 920 |
| 577 | Radio waves | 5 | 396 | 753 | 453 |
| 578 | Animal ecology | 21 | 394 | 394 | 525 |
| 578 | medical education | 18 | 394 | 601 | 614 |
| 580 | Pharmacogenetics | 15 | 392 | 334 | 467 |
| 581 | technology transfer | 13 | 384 | 32 | 73 |
| 581 | Approximation Theory | 20 | 384 | 86 | 71 |
| 583 | Magnetic Resonance Spectroscopy | 18 | 383 | 450 | 454 |
| 584 | Geriatric Oncology | 9 | 381 | 244 | 235 |
| 585 | Feminist theory | 9 | 378 | 70 | 28 |
| 585 | Atomic spectroscopy | 18 | 378 | 388 | 402 |
| 587 | Corporate governance | 5 | 375 | 373 | 155 |
| 588 | Quantum theory | 24 | 374 | 207 | 320 |
| 589 | Medical Technology | 20 | 373 | 460 | 705 |
| 590 | Human Geography | 14 | 371 | 449 | 400 |
| 590 | Protozoa | 17 | 371 | 92 | 177 |
| 590 | Zoonoses | 7 | 371 | 130 | 82 |
| 593 | Fuzzy systems | 26 | 368 | 301 | 395 |
| 594 | Population | 15 | 366 | 370 | 377 |
| 595 | drug addiction | 11 | 364 | 530 | 584 |
| 595 | violence | 27 | 364 | 227 | 413 |
| 595 | Cell communication | 13 | 364 | 263 | 379 |
| 598 | Computer Architecture | 10 | 363 | 216 | 96 |
| 599 | Urban Policy | 14 | 360 | 206 | 283 |
| 599 | industrial relations | 84 | 360 | 42 | 237 |
| 599 | viruses | 8 | 360 | 930 | 964 |
| 602 | Biodegradation | 8 | 357 | 315 | 277 |
| 603 | Functional foods | 4 | 356 | 290 | 90 |
| 603 | Mitochondria | 8 | 356 | 69 | 95 |
| 605 | Dementia | 74 | 354 | 235 | 518 |
| 606 | lasers | 48 | 351 | 377 | 841 |
| 607 | dietary supplements | 14 | 350 | 195 | 295 |
| 608 | Intellectual disability | 13 | 349 | 340 | 326 |
| 609 | Environmental pollutants | 21 | 347 | 721 | 1253 |
| 610 | Liposomes | 14 | 345 | 145 | 237 |
| 611 | biological monitoring | 4 | 342 | 429 | 167 |
| 612 | Entomology | 42 | 341 | 551 | 897 |
| 613 | Malaria | 13 | 340 | 293 | 332 |
| 614 | cytokines | 15 | 339 | 477 | 724 |
| 615 | vascular diseases | 7 | 338 | 405 | 415 |
| 616 | Multiple sclerosis | 28 | 337 | 59 | 109 |
| 617 | Radiobiology | 14 | 335 | 628 | 758 |
| 617 | Luminescence | 16 | 335 | 417 | 407 |
| 619 | Research Design | 14 | 333 | 425 | 575 |
| 620 | Bacterial diseases | 6 | 331 | 112 | 74 |
| 621 | Land use | 13 | 330 | 397 | 529 |
| 621 | Organometallic chemistry | 24 | 330 | 566 | 737 |
| 621 | Lipid bilayers | 12 | 330 | 148 | 230 |
| 621 | concrete | 8 | 330 | 589 | 625 |
| 625 | drug resistance | 13 | 329 | 172 | 294 |
| 626 | Robotics | 11 | 328 | 923 | 820 |
| 627 | Bifurcation Theory | 21 | 326 | 120 | 155 |
| 628 | Information Systems | 18 | 325 | 387 | 599 |
| 629 | complementary therapies | 8 | 324 | 1186 | 812 |
| 630 | Plastics | 20 | 323 | 544 | 675 |
| 630 | Europa | 13 | 323 | 169 | 192 |
| 632 | Molecular Pharmacology | 10 | 322 | 349 | 473 |
| 632 | Demography | 14 | 322 | 228 | 313 |
| 634 | mass transfer | 5 | 321 | 1281 | 881 |
| 635 | Nuclear Fusion | 12 | 320 | 266 | 217 |
| 635 | Orthopedic Surgery | 12 | 320 | 337 | 362 |
| 635 | Forecasting | 17 | 320 | 91 | 186 |
| 638 | Post-traumatic stress disorder | 11 | 319 | 339 | 393 |
| 639 | Radiation Protection | 21 | 317 | 136 | 96 |
| 639 | radiation monitoring | 21 | 317 | 111 | 87 |
| 641 | Randomized Controlled Trials | 17 | 315 | 344 | 335 |
| 642 | protein | 12 | 311 | 592 | 666 |
| 643 | Building Materials | 12 | 310 | 864 | 1138 |
| 643 | mammals | 13 | 310 | 415 | 419 |
| 645 | older people | 18 | 308 | 551 | 512 |
| 646 | Applied Linguistics | 19 | 307 | 133 | 169 |
| 646 | soil conservation | 11 | 307 | 274 | 326 |
| 646 | Autoantibodies | 6 | 307 | 366 | 320 |
| 646 | civilization | 237 | 307 | 10 | 72 |
| 646 | Autoimmune diseases | 6 | 307 | 424 | 363 |
| 646 | biological invasions | 8 | 307 | 301 | 284 |
| 652 | Astrocytes | 6 | 304 | 311 | 371 |
| 652 | exobiology | 7 | 304 | 165 | 186 |
| 654 | Engineering Mathematics | 29 | 303 | 704 | 845 |
| 655 | Plant Morphology | 13 | 301 | 173 | 171 |
| 655 | health services accessibility | 14 | 301 | 296 | 380 |
| 655 | Health promotion | 15 | 301 | 524 | 671 |
| 658 | Raman spectroscopy | 15 | 299 | 216 | 295 |
| 659 | Veterinary Immunology | 19 | 298 | 90 | 149 |
| 659 | Venture Capital | 2 | 298 | 339 | 297 |
| 659 | psychotherapy | 14 | 298 | 555 | 685 |
| 659 | Flow cytometry | 3 | 298 | 434 | 165 |
| 659 | Digestive system diseases | 12 | 298 | 430 | 460 |
| 664 | Algebra | 50 | 296 | 271 | 382 |
| 665 | Alternative Medicine | 7 | 294 | 1219 | 862 |
| 666 | Automation | 17 | 293 | 969 | 1326 |
| 666 | Photobiology | 16 | 293 | 440 | 658 |
| 668 | Comparative Physiology | 11 | 291 | 356 | 408 |
| 668 | rare diseases | 16 | 291 | 180 | 327 |
| 670 | Molecular Spectroscopy | 16 | 290 | 659 | 828 |
| 670 | Chemical industry | 18 | 290 | 410 | 447 |
| 672 | Library Science | 34 | 287 | 164 | 192 |
| 672 | Recombinant DNA | 12 | 287 | 735 | 862 |
| 674 | Computational Chemistry | 10 | 284 | 284 | 363 |
| 675 | Community Psychology | 16 | 282 | 162 | 324 |
| 675 | Chromosomes | 11 | 282 | 455 | 607 |
| 677 | population geography | 9 | 281 | 140 | 134 |
| 678 | Quantum electronics | 24 | 280 | 498 | 745 |
| 678 | fertility | 9 | 280 | 546 | 700 |
| 680 | Community Psychiatry | 10 | 278 | 461 | 536 |
| 680 | Developmental Disabilities | 14 | 278 | 387 | 596 |
| 682 | cell adhesion molecules | 10 | 273 | 187 | 268 |
| 683 | pigments | 16 | 272 | 239 | 359 |
| 684 | Remote Sensing | 10 | 270 | 769 | 527 |
| 685 | Environmental Law | 4 | 269 | 957 | 955 |
| 686 | Evolutionary Genetics | 8 | 267 | 274 | 274 |
| 686 | Molecular Epidemiology | 8 | 267 | 274 | 274 |
| 686 | polar regions | 8 | 267 | 367 | 305 |
| 689 | Land Use Planning | 10 | 266 | 133 | 208 |
| 689 | Earthquake Engineering | 11 | 266 | 678 | 752 |
| 691 | Statistical Mechanics | 15 | 265 | 398 | 293 |
| 691 | Cell division | 3 | 265 | 579 | 276 |
| 693 | Endocrine glands | 2 | 263 | 301 | 259 |
| 693 | sexual behavior | 7 | 263 | 366 | 331 |
| 695 | Hydrometeorology | 2 | 262 | 257 | 178 |
| 695 | Anxiety Disorders | 10 | 262 | 229 | 441 |
| 695 | Anxiety | 10 | 262 | 229 | 440 |
| 698 | Primary health care | 11 | 261 | 790 | 796 |
| 698 | children | 11 | 261 | 219 | 288 |
| 700 | Waste management | 9 | 260 | 787 | 617 |
| 701 | ethanol | 11 | 257 | 163 | 206 |
| 702 | Erectile dysfunction | 8 | 256 | 97 | 93 |
| 702 | radiative transfer | 13 | 256 | 217 | 241 |
| 702 | Scandinavia | 11 | 256 | 298 | 354 |
| 705 | Cellular senescence | 10 | 255 | 304 | 543 |
| 706 | Hemodynamics | 10 | 254 | 290 | 490 |
| 707 | Vocational guidance | 10 | 253 | 393 | 512 |
| 708 | Mass Spectrometry | 12 | 252 | 580 | 666 |
| 709 | Gender Studies | 11 | 251 | 160 | 196 |
| 710 | Strategic planning | 6 | 250 | 481 | 360 |
| 711 | Microbial Biotechnology | 7 | 249 | 517 | 497 |
| 712 | Radiology | 14 | 248 | 636 | 655 |
| 712 | biochemical markers | 18 | 248 | 156 | 313 |
| 714 | nuclear magnetic resonance | 11 | 247 | 577 | 556 |
| 715 | Microscopy | 22 | 246 | 426 | 674 |
| 715 | Primates | 12 | 246 | 308 | 351 |
| 717 | Sustainable Development | 9 | 245 | 1099 | 1282 |
| 717 | Evolutionary Computation | 5 | 245 | 302 | 366 |
| 719 | Bioethics | 14 | 242 | 338 | 324 |
| 719 | Autism | 9 | 242 | 357 | 454 |
| 721 | Entropy | 33 | 241 | 98 | 344 |
| 721 | psychopathology | 1 | 241 | 484 | 225 |
| 723 | Vision | 16 | 240 | 239 | 412 |
| 724 | Genetic variation | 12 | 239 | 20 | 35 |
| 725 | Agricultural Ecology | 8 | 238 | 633 | 871 |
| 725 | environmental exposure | 15 | 238 | 697 | 1221 |
| 725 | toxicity testing | 2 | 238 | 992 | 354 |
| 728 | Image Processing | 7 | 237 | 1532 | 1420 |
| 728 | preventive medicine | 8 | 237 | 705 | 804 |
| 730 | economic conditions | 8 | 236 | 311 | 297 |
| 731 | Genetic algorithms | 7 | 235 | 166 | 305 |
| 732 | Cybernetics | 35 | 234 | 339 | 1002 |
| 733 | adolescence | 7 | 233 | 544 | 537 |
| 733 | brain mapping | 7 | 233 | 412 | 521 |
| 735 | Clinical Biochemistry | 11 | 232 | 551 | 712 |
| 735 | Evidence-Based Medicine | 6 | 232 | 866 | 579 |
| 735 | Psychiatric Epidemiology | 6 | 232 | 298 | 335 |
| 738 | Architecture | 4 | 231 | 556 | 141 |
| 738 | Bibliometrics | 9 | 231 | 38 | 63 |
| 738 | Sexual health | 17 | 231 | 212 | 360 |
| 738 | water resources | 1 | 231 | 590 | 135 |
| 738 | Calorimetry | 9 | 231 | 566 | 465 |
| 738 | Hippocampus | 3 | 231 | 293 | 232 |
| 738 | Thermal analysis | 9 | 231 | 566 | 465 |
| 745 | Economic Thought | 1 | 230 | 506 | 253 |
| 745 | construction | 2 | 230 | 243 | 98 |
| 745 | Muscles | 7 | 230 | 530 | 613 |
| 748 | Biological Systems | 20 | 229 | 106 | 325 |
| 749 | Multimedia Systems | 21 | 228 | 562 | 849 |
| 750 | Maps | 25 | 227 | 13 | 42 |
| 751 | Documentation | 161 | 226 | 1 | 136 |
| 751 | clay minerals | 9 | 226 | 111 | 175 |
| 753 | hydrocolloids | 6 | 225 | 400 | 556 |
| 753 | Pregnancy | 9 | 225 | 398 | 424 |
| 755 | Physical Geography | 5 | 224 | 410 | 227 |
| 756 | Growth | 4 | 223 | 992 | 1033 |
| 757 | Landscape Ecology | 11 | 222 | 156 | 320 |
| 757 | Water Purification | 7 | 222 | 733 | 558 |
| 757 | Crystallography | 11 | 222 | 927 | 613 |
| 760 | sexual orientation | 6 | 221 | 30 | 23 |
| 761 | Human Resources | 7 | 220 | 228 | 309 |
| 762 | Immune system | 8 | 218 | 592 | 1073 |
| 763 | Biogeochemistry | 6 | 216 | 782 | 912 |
| 763 | Medical innovations | 5 | 216 | 748 | 1223 |
| 763 | Food preferences | 5 | 216 | 248 | 243 |
| 766 | Algorithms | 3 | 214 | 747 | 272 |
| 766 | Paleobiology | 32 | 214 | 27 | 82 |
| 768 | Telecommunication Systems | 8 | 211 | 988 | 761 |
| 768 | Africa | 24 | 211 | 390 | 560 |
| 768 | Human biology | 33 | 211 | 74 | 274 |
| 771 | Geopolitics | 67 | 209 | 1 | 78 |
| 772 | Lightweight concrete | 3 | 208 | 390 | 432 |
| 773 | economic forecasting | 6 | 207 | 158 | 193 |
| 774 | Restoration Ecology | 6 | 206 | 258 | 247 |
| 774 | Infection control | 7 | 206 | 345 | 347 |
| 774 | land degradation | 9 | 206 | 153 | 266 |
| 774 | Glass | 4 | 206 | 1026 | 729 |
| 774 | degradation | 9 | 206 | 153 | 266 |
| 779 | Nursing | 23 | 205 | 516 | 810 |
| 779 | Metastasis | 8 | 205 | 45 | 247 |
| 779 | DNA | 5 | 205 | 429 | 283 |
| 782 | Coastal zone management | 1 | 204 | 1130 | 361 |
| 783 | Magnetic Resonance Imaging | 8 | 203 | 260 | 271 |
| 783 | Morphology | 19 | 203 | 216 | 380 |
| 783 | Pharmacogenomics | 5 | 203 | 174 | 179 |
| 783 | Insects | 20 | 203 | 482 | 823 |
| 783 | Radiation dosimetry | 13 | 203 | 154 | 106 |
| 788 | Corporate Social Responsibility | 4 | 201 | 177 | 233 |
| 788 | environmental auditing | 4 | 201 | 189 | 234 |
| 788 | eugenics | 6 | 201 | 322 | 291 |
| 791 | Dentistry | 10 | 200 | 340 | 264 |
| 791 | Biometrics | 20 | 200 | 358 | 621 |
| 793 | Developmental Psychology | 12 | 199 | 460 | 728 |
| 793 | North America | 13 | 199 | 278 | 350 |
| 795 | Cognitive Therapy | 14 | 198 | 219 | 372 |
| 795 | Political Parties | 7 | 198 | 99 | 103 |
| 795 | nuclear magnetic resonance spectroscopy | 8 | 198 | 440 | 374 |
| 795 | Algae | 8 | 198 | 443 | 514 |
| 799 | Long-Term Care | 5 | 197 | 377 | 415 |
| 799 | Long-term care facilities | 5 | 197 | 371 | 414 |
| 801 | Health Education | 19 | 196 | 612 | 1007 |
| 802 | Molecular cloning | 8 | 195 | 905 | 995 |
| 802 | Genetic recombination | 8 | 195 | 879 | 985 |
| 802 | Culture | 16 | 195 | 376 | 379 |
| 802 | Recycling | 3 | 195 | 568 | 667 |
| 806 | Computational Complexity | 17 | 194 | 250 | 359 |
| 807 | Plant genetic engineering | 3 | 192 | 958 | 772 |
| 808 | Ethics | 43 | 191 | 115 | 395 |
| 808 | Public Administration | 98 | 191 | 101 | 657 |
| 808 | Microprocessors | 16 | 191 | 136 | 224 |
| 811 | Database Management | 6 | 190 | 575 | 525 |
| 811 | Adolescent Psychology | 7 | 190 | 492 | 531 |
| 811 | Positive Psychology | 6 | 190 | 74 | 149 |
| 814 | Cognitive Psychology | 6 | 189 | 245 | 173 |
| 814 | Medical Ethics | 15 | 189 | 404 | 489 |
| 814 | Metallography | 13 | 189 | 298 | 492 |
| 814 | Money | 6 | 189 | 146 | 202 |
| 818 | Antarctica | 14 | 188 | 166 | 208 |
| 819 | Neurolinguistics | 6 | 187 | 265 | 346 |
| 820 | Higher Education | 6 | 186 | 374 | 284 |
| 821 | Discourse Analysis | 6 | 185 | 210 | 193 |
| 821 | Paleoceanography | 2 | 185 | 229 | 216 |
| 823 | Calculus of Variations | 11 | 181 | 182 | 206 |
| 823 | Wind power | 4 | 181 | 232 | 130 |
| 823 | carcinogens | 7 | 181 | 601 | 826 |
| 826 | Bryology | 17 | 180 | 49 | 80 |
| 826 | Biotransformation | 13 | 180 | 12 | 20 |
| 828 | Applied Mathematics | 7 | 179 | 570 | 133 |
| 828 | Neurogenetics | 6 | 179 | 152 | 166 |
| 828 | Political Geography | 5 | 179 | 191 | 164 |
| 828 | soil pollution | 4 | 179 | 447 | 288 |
| 828 | Transgenic plants | 2 | 179 | 620 | 381 |
| 828 | breastfeeding | 7 | 179 | 254 | 270 |
| 828 | Decision making | 14 | 179 | 534 | 879 |
| 828 | drug toxicity | 5 | 179 | 257 | 256 |
| 836 | Amyloidosis | 2 | 178 | 177 | 82 |
| 836 | individual differences | 6 | 178 | 159 | 217 |
| 838 | Energy Storage | 10 | 177 | 682 | 898 |
| 839 | Queuing Theory | 4 | 176 | 122 | 67 |
| 840 | Health Services Research | 8 | 175 | 977 | 1047 |
| 840 | Depression | 6 | 175 | 201 | 410 |
| 840 | economic development projects | 4 | 175 | 115 | 69 |
| 840 | Radiation effects | 8 | 175 | 282 | 475 |
| 844 | Oceanography | 7 | 172 | 1240 | 1314 |
| 845 | Psychosomatic Medicine | 4 | 171 | 640 | 613 |
| 845 | Interfaces | 5 | 171 | 181 | 124 |
| 847 | Audiology | 10 | 170 | 397 | 506 |
| 848 | transgenic organisms | 1 | 168 | 570 | 221 |
| 848 | transgenic animals | 1 | 168 | 549 | 214 |
| 848 | freshwater biology | 7 | 168 | 585 | 612 |
| 851 | rivers | 6 | 167 | 172 | 181 |
| 852 | Manufacturing Processes | 9 | 166 | 1350 | 1587 |
| 852 | Neuroplasticity | 3 | 166 | 448 | 268 |
| 852 | neuronal plasticity | 3 | 166 | 315 | 208 |
| 855 | Asthma | 9 | 165 | 294 | 365 |
| 855 | magnetic resonance | 10 | 165 | 229 | 247 |
| 857 | Marine Ecology | 8 | 164 | 440 | 470 |
| 857 | pharmaceutical industry | 14 | 164 | 132 | 290 |
| 859 | Adsorption | 9 | 162 | 52 | 89 |
| 859 | pollutants | 15 | 162 | 751 | 1668 |
| 859 | traffic safety | 4 | 162 | 241 | 134 |
| 862 | Cosmochemistry | 11 | 161 | 428 | 736 |
| 862 | Trace elements | 2 | 161 | 376 | 227 |
| 864 | History of Medicine | 43 | 160 | 45 | 93 |
| 864 | Multivariate Analysis | 15 | 160 | 131 | 282 |
| 866 | Biomechanics | 4 | 159 | 1264 | 1012 |
| 866 | hazard mitigation | 10 | 159 | 364 | 639 |
| 868 | Job satisfaction | 5 | 158 | 53 | 136 |
| 868 | Middle East | 39 | 158 | 89 | 380 |
| 868 | Work | 7 | 158 | 167 | 193 |
| 868 | job stress | 5 | 158 | 53 | 136 |
| 872 | Genes | 8 | 157 | 665 | 808 |
| 873 | Game Theory | 8 | 156 | 305 | 307 |
| 874 | Atmospheric Science | 5 | 155 | 123 | 127 |
| 875 | International Relations | 43 | 154 | 201 | 499 |
| 876 | Hypertension in pregnancy | 7 | 152 | 63 | 59 |
| 877 | Aggression | 11 | 151 | 173 | 389 |
| 878 | Electromagnetism | 11 | 150 | 513 | 633 |
| 878 | Neurotransmitters | 10 | 150 | 198 | 318 |
| 878 | Neuropharmacology | 14 | 150 | 182 | 447 |
| 878 | Urbanization | 14 | 150 | 31 | 84 |
| 878 | livestock | 12 | 150 | 241 | 275 |
| 883 | Echocardiography | 2 | 149 | 134 | 49 |
| 883 | Social work | 13 | 149 | 580 | 725 |
| 885 | Risk | 6 | 148 | 349 | 429 |
| 885 | sex crimes | 11 | 148 | 250 | 407 |
| 887 | Plant Genetics | 3 | 147 | 681 | 726 |
| 888 | Geomagnetism | 11 | 146 | 313 | 444 |
| 888 | Genetic regulation | 5 | 146 | 883 | 1130 |
| 890 | Computer Engineering | 20 | 145 | 162 | 508 |
| 890 | Fractals | 12 | 145 | 500 | 812 |
| 892 | Crystallization | 4 | 144 | 488 | 236 |
| 892 | Youth | 6 | 144 | 450 | 535 |
| 894 | Dietetics | 7 | 143 | 345 | 371 |
| 894 | Particle Physics | 14 | 143 | 295 | 438 |
| 896 | Emergency Medical Services | 15 | 142 | 220 | 429 |
| 897 | Solitons | 10 | 141 | 473 | 751 |
| 897 | Chaos | 10 | 141 | 473 | 751 |
| 899 | educational planning | 4 | 140 | 295 | 293 |
| 900 | Veterinary Pathology | 22 | 139 | 58 | 173 |
| 900 | Smoking | 8 | 139 | 410 | 649 |
| 902 | Transportation Engineering | 1 | 138 | 844 | 318 |
| 902 | Transport | 1 | 138 | 1011 | 525 |
| 902 | internet | 3 | 138 | 1577 | 1188 |
| 905 | Carcinogenesis | 8 | 137 | 549 | 1011 |
| 906 | Child welfare | 4 | 136 | 905 | 678 |
| 906 | Physical fitness | 8 | 136 | 628 | 814 |
| 906 | health services | 4 | 136 | 918 | 729 |
| 906 | NMR | 7 | 136 | 306 | 266 |
| 910 | natural products | 16 | 135 | 690 | 1242 |
| 910 | Women's health | 13 | 135 | 455 | 864 |
| 912 | language | 10 | 134 | 391 | 661 |
| 913 | Input-output analysis | 9 | 133 | 68 | 185 |
| 914 | Origin of life | 4 | 132 | 94 | 93 |
| 914 | Pesticides | 3 | 132 | 657 | 407 |
| 914 | marketing | 16 | 132 | 751 | 1456 |
| 914 | Organelle biogenesis | 4 | 132 | 160 | 154 |
| 914 | Population Dynamics | 4 | 132 | 129 | 129 |
| 919 | Occupational Health | 5 | 131 | 802 | 665 |
| 919 | Sarcopenia | 2 | 131 | 517 | 483 |
| 919 | Financial management | 5 | 131 | 331 | 461 |
| 919 | X-rays | 8 | 131 | 291 | 329 |
| 923 | Ceramics | 4 | 130 | 1407 | 1046 |
| 923 | Biomass | 5 | 130 | 407 | 720 |
| 925 | Computational Intelligence | 10 | 129 | 416 | 627 |
| 925 | Mineral resources | 7 | 129 | 248 | 508 |
| 927 | Language Acquisition | 11 | 128 | 160 | 302 |
| 927 | Eating Disorders | 5 | 128 | 616 | 680 |
| 929 | Chemical processes | 8 | 127 | 306 | 386 |
| 930 | Heat Exchangers | 1 | 126 | 1809 | 1167 |
| 930 | acupuncture | 5 | 126 | 135 | 33 |
| 930 | Development | 14 | 126 | 253 | 796 |
| 930 | wood | 4 | 126 | 398 | 294 |
| 934 | Rock deformation | 6 | 125 | 110 | 181 |
| 935 | Travel | 9 | 124 | 364 | 527 |
| 936 | Rural Development | 5 | 123 | 375 | 400 |
| 936 | Memory disorders | 4 | 123 | 230 | 222 |
| 936 | Marine mammals | 2 | 123 | 338 | 191 |
| 939 | Ocean Engineering | 5 | 122 | 1283 | 1389 |
| 939 | thinking | 7 | 122 | 100 | 190 |
| 939 | color | 16 | 122 | 41 | 135 |
| 939 | Cement | 5 | 122 | 448 | 707 |
| 939 | Creativity | 7 | 122 | 84 | 210 |
| 944 | Coronary heart disease | 13 | 121 | 28 | 58 |
| 945 | occupational diseases | 5 | 120 | 602 | 794 |
| 945 | Fractional Calculus | 3 | 120 | 114 | 71 |
| 945 | System design | 5 | 120 | 175 | 173 |
| 945 | pottery | 3 | 120 | 1116 | 950 |
| 945 | Exercise | 10 | 120 | 693 | 925 |
| 950 | Bioenergetics | 7 | 119 | 497 | 822 |
| 950 | Transnational corporations | 5 | 119 | 144 | 245 |
| 950 | DNS | 5 | 119 | 345 | 438 |
| 950 | school sports | 2 | 119 | 155 | 100 |
| 950 | drug control | 4 | 119 | 300 | 302 |
| 950 | cloning | 3 | 119 | 675 | 865 |
| 950 | Middle Ages | 99 | 119 | 1 | 21 |
| 957 | families | 12 | 118 | 349 | 537 |
| 958 | Spine | 4 | 116 | 591 | 702 |
| 959 | Constitutional Law | 95 | 115 | 2 | 8 |
| 959 | income | 6 | 115 | 71 | 127 |
| 959 | Wealth | 6 | 115 | 71 | 127 |
| 962 | Health Physics | 8 | 114 | 56 | 70 |
| 962 | Animal husbandry | 7 | 114 | 208 | 223 |
| 962 | embryonic development | 3 | 114 | 405 | 384 |
| 962 | Osteoporosis | 3 | 114 | 335 | 249 |
| 966 | Structural dynamics | 1 | 113 | 1576 | 1034 |
| 966 | Digital electronics | 15 | 113 | 61 | 118 |
| 966 | soil management | 4 | 113 | 436 | 605 |
| 966 | Mobile genetic elements | 1 | 113 | 228 | 85 |
| 966 | Plant breeding | 6 | 113 | 563 | 725 |
| 966 | Spanish literature | 182 | 113 | 1 | 1 |
| 966 | tillage | 4 | 113 | 321 | 525 |
| 966 | race relations | 9 | 113 | 285 | 389 |
| 974 | Speech | 9 | 112 | 458 | 779 |
| 974 | Mites | 7 | 112 | 242 | 239 |
| 976 | Law | 104 | 111 | 98 | 523 |
| 976 | Popular culture | 19 | 111 | 90 | 148 |
| 976 | Metallic Glasses | 5 | 111 | 324 | 396 |
| 976 | Acarology | 6 | 111 | 157 | 195 |
| 976 | Ticks | 6 | 111 | 180 | 202 |
| 976 | Acari | 6 | 111 | 152 | 195 |
| 982 | Cardiovascular Pharmacology | 12 | 110 | 57 | 226 |
| 982 | Antibodies | 6 | 110 | 441 | 612 |
| 982 | mutagens | 5 | 110 | 634 | 976 |
| 982 | Economic planning | 7 | 110 | 223 | 383 |
| 986 | symbiosis | 6 | 109 | 36 | 76 |
| 986 | Organizational change | 4 | 109 | 595 | 538 |
| 986 | Fluorescence | 1 | 109 | 895 | 230 |
| 986 | Liquid chromatography | 8 | 109 | 236 | 224 |
| 990 | Nanochemistry | 7 | 107 | 790 | 1013 |
| 990 | Neuroendocrinology | 4 | 107 | 80 | 244 |
| 990 | Feeding and Eating Disorders | 4 | 107 | 659 | 698 |
| 990 | Bones | 6 | 107 | 511 | 920 |
| 994 | Stochastic Processes | 12 | 106 | 355 | 605 |
| 994 | Ethnic relations | 10 | 106 | 232 | 315 |
| 994 | Sovereignty | 3 | 106 | 99 | 85 |
| 994 | Group decision making | 8 | 106 | 222 | 379 |
| 994 | Radioisotopes | 9 | 106 | 637 | 750 |
| 999 | Fishery management | 4 | 105 | 728 | 645 |
| 1000 | Palynology | 8 | 104 | 90 | 149 |