| 1 | Physics | 766 | 95.2K | 525 | 306 |
| 2 | Biology | 507 | 86.1K | 548 | 304 |
| 3 | Science | 680 | 86.1K | 437 | 315 |
| 4 | Natural history | 81 | 57.6K | 549 | 242 |
| 5 | Microbiology | 500 | 45.4K | 315 | 201 |
| 6 | Chemistry | 624 | 37.0K | 634 | 521 |
| 7 | Medicine | 616 | 31.2K | 503 | 478 |
| 8 | Molecular Biology | 517 | 29.3K | 490 | 458 |
| 9 | Biochemistry | 583 | 28.2K | 644 | 531 |
| 10 | Nuclear Physics | 514 | 22.0K | 361 | 307 |
| 11 | Ecology | 270 | 18.6K | 497 | 419 |
| 12 | Research | 476 | 17.5K | 471 | 456 |
| 13 | Analytical Chemistry | 426 | 16.9K | 140 | 122 |
| 14 | Environment | 244 | 16.8K | 333 | 331 |
| 15 | Mathematics | 394 | 14.7K | 379 | 108 |
| 16 | Neurology | 273 | 14.7K | 549 | 520 |
| 17 | Astrophysics | 347 | 14.6K | 342 | 421 |
| 18 | Sports Medicine | 187 | 11.9K | 110 | 59 |
| 19 | Spectrum analysis | 174 | 11.7K | 465 | 372 |
| 20 | Genetics | 183 | 11.6K | 327 | 364 |
| 21 | Bacteriology | 151 | 11.4K | 138 | 116 |
| 22 | Biophysics | 232 | 11.3K | 592 | 415 |
| 23 | Cytology | 108 | 11.3K | 693 | 530 |
| 24 | Cell Biology | 92 | 10.5K | 710 | 545 |
| 25 | Diabetes | 128 | 10.5K | 197 | 145 |
| 26 | Microbial Ecology | 106 | 10.4K | 212 | 157 |
| 27 | Reproduction | 218 | 10.3K | 89 | 59 |
| 28 | Diabetes mellitus | 120 | 10.1K | 175 | 137 |
| 29 | Optics | 343 | 9.8K | 302 | 208 |
| 30 | nucleic acids | 55 | 9.6K | 328 | 170 |
| 31 | Public Health | 325 | 9.5K | 286 | 349 |
| 32 | Immunity | 49 | 9.4K | 417 | 261 |
| 33 | Toxicology | 231 | 9.2K | 313 | 282 |
| 34 | Food Microbiology | 108 | 8.8K | 43 | 22 |
| 35 | Biotechnology | 134 | 8.6K | 765 | 595 |
| 36 | Immunology | 163 | 8.5K | 376 | 384 |
| 37 | Electrochemistry | 363 | 8.5K | 210 | 222 |
| 38 | Environmental monitoring | 124 | 8.5K | 294 | 168 |
| 39 | Pharmaceutical Chemistry | 237 | 8.4K | 225 | 247 |
| 40 | Allergy | 28 | 7.8K | 343 | 138 |
| 41 | Information Systems | 120 | 7.3K | 17 | 11 |
| 42 | Metabolism | 127 | 7.3K | 317 | 306 |
| 43 | Medical Physics | 97 | 7.2K | 233 | 98 |
| 44 | Endocrinology | 102 | 7.0K | 437 | 376 |
| 45 | Europe | 346 | 7.0K | 73 | 99 |
| 46 | Cancer | 123 | 7.0K | 454 | 439 |
| 47 | Infertility | 105 | 6.8K | 65 | 53 |
| 47 | fertility | 105 | 6.8K | 73 | 55 |
| 49 | Pharmacology | 193 | 6.6K | 610 | 573 |
| 50 | Medical genetics | 112 | 6.5K | 389 | 397 |
| 51 | Environmental Health | 159 | 6.5K | 506 | 549 |
| 52 | Epidemiology | 192 | 6.4K | 272 | 281 |
| 53 | Automation | 128 | 6.1K | 187 | 204 |
| 54 | Bioengineering | 65 | 6.1K | 839 | 535 |
| 55 | Materials | 125 | 6.1K | 1139 | 877 |
| 56 | Virology | 90 | 6.1K | 494 | 588 |
| 57 | Sports | 128 | 6.0K | 143 | 77 |
| 58 | Pollution | 95 | 5.9K | 909 | 749 |
| 59 | Neurophysiology | 79 | 5.8K | 510 | 403 |
| 60 | Human genetics | 62 | 5.7K | 446 | 718 |
| 61 | Embryology | 59 | 5.7K | 253 | 179 |
| 62 | Nutrition | 113 | 5.7K | 509 | 428 |
| 63 | Critical Care | 100 | 5.6K | 136 | 183 |
| 63 | Critical Care Medicine | 100 | 5.6K | 140 | 181 |
| 65 | Physiology | 118 | 5.6K | 569 | 467 |
| 66 | United States | 128 | 5.5K | 556 | 416 |
| 67 | Psychology | 199 | 5.5K | 421 | 460 |
| 68 | Renewable Energy Sources | 52 | 5.5K | 411 | 286 |
| 69 | Catalysis | 144 | 5.4K | 506 | 557 |
| 70 | Computational Biology | 66 | 5.3K | 349 | 261 |
| 71 | Quantum Gravity | 193 | 5.2K | 289 | 344 |
| 72 | Biochemical Engineering | 49 | 5.1K | 788 | 548 |
| 73 | energy conservation | 53 | 4.9K | 290 | 186 |
| 74 | Robotics | 91 | 4.8K | 134 | 74 |
| 75 | Molecular structure | 64 | 4.8K | 266 | 167 |
| 76 | Earth Sciences | 93 | 4.6K | 417 | 311 |
| 77 | rehabilitation | 100 | 4.6K | 196 | 158 |
| 78 | Astronomy | 166 | 4.5K | 469 | 633 |
| 79 | Geriatrics | 148 | 4.4K | 254 | 259 |
| 79 | Metabolic diseases | 78 | 4.4K | 360 | 391 |
| 81 | Behavior | 63 | 4.4K | 574 | 425 |
| 82 | Palliative Care | 158 | 4.4K | 3 | 10 |
| 83 | Microorganisms | 29 | 4.4K | 171 | 83 |
| 84 | Clinical Chemistry | 123 | 4.3K | 271 | 291 |
| 85 | Genetic Toxicology | 40 | 4.3K | 19 | 8 |
| 86 | Environmental Policy | 114 | 4.3K | 249 | 367 |
| 87 | Artificial Intelligence | 99 | 4.2K | 427 | 366 |
| 88 | Education | 95 | 4.2K | 433 | 254 |
| 89 | mutagens | 44 | 4.2K | 91 | 34 |
| 90 | Marine Biology | 112 | 4.2K | 281 | 265 |
| 91 | Hematology | 72 | 4.2K | 645 | 497 |
| 92 | Cognition | 67 | 4.1K | 266 | 195 |
| 93 | Biomedical Engineering | 101 | 4.1K | 739 | 619 |
| 94 | Structural dynamics | 94 | 4.1K | 65 | 67 |
| 95 | vibration | 94 | 4.0K | 62 | 47 |
| 96 | Aging | 151 | 4.0K | 231 | 282 |
| 97 | Psychophysiology | 63 | 3.9K | 563 | 448 |
| 98 | Cognitive Science | 46 | 3.9K | 209 | 129 |
| 99 | Biomechanics | 14 | 3.9K | 550 | 121 |
| 100 | human behavior | 49 | 3.9K | 468 | 374 |
| 101 | pain | 76 | 3.7K | 146 | 161 |
| 102 | Chromosomes | 36 | 3.7K | 138 | 46 |
| 103 | Medical Microbiology | 80 | 3.6K | 292 | 337 |
| 104 | Diagnostic Imaging | 69 | 3.6K | 267 | 150 |
| 105 | Polymers | 119 | 3.6K | 771 | 714 |
| 106 | Composite Materials | 95 | 3.6K | 358 | 382 |
| 107 | Combustion | 73 | 3.6K | 154 | 103 |
| 108 | Cerebellum | 33 | 3.5K | 16 | 7 |
| 108 | Cerebellar ataxia | 33 | 3.5K | 16 | 7 |
| 110 | Electrophoresis | 112 | 3.5K | 53 | 57 |
| 111 | Nanotechnology | 79 | 3.4K | 1101 | 1036 |
| 112 | Chemical Engineering | 103 | 3.4K | 837 | 897 |
| 113 | Mathematical Physics | 107 | 3.4K | 336 | 285 |
| 114 | Brain | 72 | 3.4K | 535 | 462 |
| 115 | Statistical physics | 107 | 3.4K | 568 | 502 |
| 116 | Diet | 53 | 3.4K | 374 | 320 |
| 117 | Oceanography | 82 | 3.3K | 262 | 261 |
| 118 | Political Science | 89 | 3.3K | 196 | 134 |
| 119 | Chromatographic analysis | 118 | 3.3K | 75 | 44 |
| 120 | Image Processing | 75 | 3.3K | 299 | 275 |
| 121 | Geochemistry | 76 | 3.2K | 357 | 343 |
| 122 | Biodiversity | 61 | 3.2K | 273 | 248 |
| 123 | Nanostructured Materials | 82 | 3.2K | 561 | 505 |
| 124 | Chromatography | 107 | 3.2K | 62 | 41 |
| 125 | Mutagenesis | 36 | 3.2K | 11 | 3 |
| 126 | Surface Chemistry | 132 | 3.1K | 465 | 618 |
| 127 | Botany | 84 | 3.1K | 716 | 775 |
| 128 | Educational Technology | 40 | 3.1K | 190 | 43 |
| 129 | Telecommunication | 91 | 3.0K | 348 | 362 |
| 130 | environmental protection | 66 | 3.0K | 479 | 406 |
| 131 | Biodiversity conservation | 16 | 3.0K | 664 | 415 |
| 132 | Meteorology | 57 | 3.0K | 434 | 418 |
| 133 | Environmental Engineering | 58 | 2.9K | 681 | 584 |
| 134 | Climatology | 57 | 2.9K | 298 | 269 |
| 135 | Molecular Microbiology | 37 | 2.9K | 158 | 155 |
| 136 | Diagnostic microbiology | 32 | 2.9K | 281 | 245 |
| 137 | Quantum electronics | 136 | 2.8K | 109 | 126 |
| 138 | Neurochemistry | 66 | 2.8K | 442 | 423 |
| 139 | Materials Science | 52 | 2.8K | 1295 | 951 |
| 139 | Geophysics | 73 | 2.8K | 782 | 703 |
| 141 | lasers | 130 | 2.8K | 165 | 161 |
| 142 | Climate change | 11 | 2.8K | 513 | 361 |
| 143 | Eutrophication | 10 | 2.8K | 530 | 360 |
| 144 | Biocompatible Materials | 56 | 2.7K | 953 | 911 |
| 145 | Meteorites | 77 | 2.7K | 139 | 208 |
| 146 | Reproductive health | 102 | 2.7K | 17 | 23 |
| 147 | polymerization | 88 | 2.7K | 775 | 691 |
| 148 | Biogeochemistry | 55 | 2.7K | 158 | 193 |
| 149 | Genomics | 64 | 2.6K | 547 | 495 |
| 150 | Molecular Genetics | 49 | 2.6K | 321 | 327 |
| 151 | Geology | 90 | 2.6K | 543 | 518 |
| 152 | Signal Processing | 100 | 2.5K | 346 | 454 |
| 153 | Bioinformatics | 36 | 2.5K | 478 | 359 |
| 154 | Signal Transduction | 23 | 2.5K | 433 | 217 |
| 155 | Medical Oncology | 45 | 2.5K | 402 | 323 |
| 156 | genome | 30 | 2.4K | 384 | 389 |
| 157 | Oxidation-reduction | 18 | 2.4K | 229 | 114 |
| 158 | Psychiatry | 89 | 2.4K | 693 | 923 |
| 159 | Food | 73 | 2.4K | 402 | 424 |
| 160 | Building Materials | 59 | 2.4K | 247 | 256 |
| 161 | Physical Therapy | 72 | 2.4K | 136 | 171 |
| 162 | Electronics | 96 | 2.4K | 563 | 554 |
| 163 | Photonics | 88 | 2.3K | 262 | 393 |
| 164 | cell physiology | 7 | 2.3K | 1064 | 311 |
| 165 | Long-Term Care | 29 | 2.3K | 83 | 69 |
| 165 | Long-term care facilities | 29 | 2.3K | 83 | 69 |
| 167 | proteins | 79 | 2.3K | 221 | 299 |
| 168 | Environmental Law | 38 | 2.3K | 166 | 186 |
| 169 | Water | 51 | 2.3K | 502 | 564 |
| 170 | Cognitive neuroscience | 48 | 2.3K | 163 | 247 |
| 171 | Developmental Biology | 26 | 2.3K | 627 | 492 |
| 172 | environmental pollution | 57 | 2.3K | 962 | 966 |
| 173 | Sociology | 90 | 2.2K | 346 | 387 |
| 174 | Virulence | 34 | 2.2K | 257 | 283 |
| 175 | Respiration | 57 | 2.2K | 229 | 227 |
| 176 | Radiography | 23 | 2.2K | 236 | 179 |
| 177 | brain mapping | 11 | 2.2K | 309 | 107 |
| 178 | ecosystem | 27 | 2.1K | 331 | 213 |
| 179 | Genetic engineering | 38 | 2.1K | 443 | 384 |
| 180 | Nervous system | 34 | 2.1K | 671 | 559 |
| 181 | cryosphere | 29 | 2.1K | 79 | 58 |
| 182 | Biogeography | 20 | 2.1K | 281 | 181 |
| 183 | Antioxidants | 12 | 2.0K | 291 | 99 |
| 184 | Immunotherapy | 32 | 2.0K | 478 | 406 |
| 185 | Host-parasite interactions | 32 | 2.0K | 276 | 354 |
| 186 | Public Policy | 41 | 1.9K | 320 | 210 |
| 187 | infection | 29 | 1.9K | 443 | 260 |
| 188 | Cell differentiation | 26 | 1.9K | 536 | 515 |
| 189 | Radiobiology | 47 | 1.9K | 307 | 286 |
| 190 | Information Technology | 44 | 1.9K | 344 | 289 |
| 191 | gene therapy | 26 | 1.9K | 249 | 178 |
| 192 | Leukemia | 29 | 1.8K | 321 | 280 |
| 193 | Radioisotopes | 94 | 1.8K | 52 | 41 |
| 194 | Infections | 25 | 1.8K | 271 | 209 |
| 195 | Liver diseases | 23 | 1.8K | 526 | 477 |
| 196 | mathematical analysis | 43 | 1.8K | 593 | 193 |
| 197 | mutation | 29 | 1.8K | 88 | 66 |
| 198 | Neuropsychology | 53 | 1.8K | 435 | 447 |
| 199 | food technology | 34 | 1.8K | 634 | 408 |
| 199 | Stem cells | 37 | 1.8K | 353 | 339 |
| 201 | Transportation | 53 | 1.7K | 290 | 271 |
| 202 | Health Policy | 44 | 1.7K | 431 | 347 |
| 203 | Energy Policy | 36 | 1.7K | 651 | 621 |
| 204 | Colloids | 47 | 1.7K | 1058 | 1040 |
| 205 | management | 54 | 1.7K | 660 | 796 |
| 206 | Proteome | 20 | 1.7K | 378 | 238 |
| 207 | Industrial Microbiology | 19 | 1.6K | 634 | 363 |
| 208 | Parasitic Diseases | 25 | 1.6K | 556 | 286 |
| 209 | Nuclear Engineering | 60 | 1.6K | 309 | 179 |
| 209 | Mental Disorders | 53 | 1.6K | 550 | 754 |
| 211 | Hydrology | 54 | 1.6K | 426 | 468 |
| 212 | Animal Behavior | 14 | 1.6K | 849 | 473 |
| 213 | Medical Laboratory Science | 27 | 1.6K | 623 | 530 |
| 214 | Physical fitness | 24 | 1.6K | 232 | 139 |
| 215 | Exercise | 40 | 1.5K | 208 | 140 |
| 216 | Obstetrics | 64 | 1.5K | 428 | 464 |
| 217 | Sarcopenia | 8 | 1.5K | 166 | 28 |
| 217 | Muscles | 8 | 1.5K | 517 | 132 |
| 219 | Parenteral nutrition | 27 | 1.5K | 239 | 213 |
| 220 | Planets | 27 | 1.5K | 557 | 498 |
| 221 | Computer Vision | 16 | 1.5K | 429 | 268 |
| 222 | disabilities | 33 | 1.5K | 109 | 64 |
| 223 | Water pollution | 46 | 1.5K | 606 | 719 |
| 224 | Gerontology | 101 | 1.5K | 204 | 266 |
| 225 | Neurosurgery | 33 | 1.5K | 196 | 172 |
| 226 | Operations Research | 69 | 1.5K | 286 | 399 |
| 227 | protein | 45 | 1.5K | 190 | 249 |
| 228 | Medical Anthropology | 25 | 1.5K | 312 | 277 |
| 229 | Adolescent | 60 | 1.5K | 304 | 330 |
| 230 | biological evolution | 32 | 1.5K | 563 | 635 |
| 231 | Pediatrics | 45 | 1.5K | 543 | 668 |
| 231 | Nuclear Medicine | 45 | 1.5K | 179 | 189 |
| 231 | Obesity | 34 | 1.5K | 493 | 495 |
| 234 | Enteral nutrition | 24 | 1.5K | 175 | 168 |
| 235 | drug therapy | 52 | 1.5K | 477 | 507 |
| 236 | rare diseases | 17 | 1.5K | 172 | 60 |
| 237 | Ethology | 8 | 1.4K | 886 | 430 |
| 238 | Pathology | 40 | 1.4K | 575 | 628 |
| 238 | sports administration | 43 | 1.4K | 12 | 5 |
| 240 | Engineering | 61 | 1.4K | 774 | 670 |
| 240 | embryo transfer | 50 | 1.4K | 22 | 19 |
| 242 | Surgery | 10 | 1.4K | 1038 | 680 |
| 243 | Economics | 86 | 1.4K | 741 | 889 |
| 244 | Sustainable Development | 35 | 1.4K | 285 | 348 |
| 244 | Zeolites | 32 | 1.4K | 115 | 102 |
| 246 | health services accessibility | 30 | 1.4K | 191 | 91 |
| 247 | Environmental Microbiology | 22 | 1.4K | 366 | 361 |
| 248 | Biogeochemical cycles | 9 | 1.4K | 222 | 150 |
| 249 | Health Education | 48 | 1.4K | 332 | 300 |
| 250 | preimplantation genetic diagnosis | 48 | 1.3K | 19 | 18 |
| 251 | Social Sciences | 87 | 1.3K | 370 | 454 |
| 252 | Drug delivery systems | 11 | 1.3K | 802 | 344 |
| 253 | Genetic therapy | 30 | 1.3K | 249 | 245 |
| 254 | Oncology | 34 | 1.3K | 570 | 1087 |
| 255 | Hormones | 24 | 1.3K | 381 | 289 |
| 256 | Chemical Oceanography | 19 | 1.3K | 78 | 81 |
| 256 | Health | 51 | 1.3K | 357 | 397 |
| 258 | Physical Chemistry | 50 | 1.3K | 426 | 592 |
| 259 | computer networks | 62 | 1.3K | 360 | 478 |
| 260 | Proteomics | 12 | 1.2K | 503 | 232 |
| 261 | Geography | 32 | 1.2K | 519 | 442 |
| 262 | Biomass Energy | 23 | 1.2K | 791 | 741 |
| 263 | Organic Chemistry | 51 | 1.2K | 814 | 876 |
| 263 | Geriatric Psychiatry | 41 | 1.2K | 115 | 140 |
| 265 | Social Psychology | 53 | 1.2K | 403 | 557 |
| 266 | Health Services Research | 29 | 1.2K | 411 | 300 |
| 267 | Cell death | 21 | 1.2K | 437 | 435 |
| 268 | Technology | 51 | 1.2K | 874 | 888 |
| 269 | Linguistics | 43 | 1.2K | 210 | 185 |
| 270 | Radiation | 73 | 1.2K | 234 | 318 |
| 271 | Nonprofit organizations | 22 | 1.2K | 28 | 12 |
| 272 | Power Electronics | 20 | 1.2K | 384 | 307 |
| 273 | Microwaves | 54 | 1.2K | 267 | 247 |
| 274 | Tissue Engineering | 5 | 1.2K | 235 | 26 |
| 275 | Carcinogenesis | 12 | 1.2K | 428 | 223 |
| 276 | concrete | 22 | 1.2K | 263 | 278 |
| 277 | Mechatronics | 23 | 1.2K | 204 | 115 |
| 278 | Vocational guidance | 24 | 1.1K | 228 | 212 |
| 279 | Mental illness | 28 | 1.1K | 562 | 690 |
| 280 | Cytogenetics | 13 | 1.1K | 684 | 548 |
| 281 | Quality Control | 15 | 1.1K | 599 | 231 |
| 282 | Electrophysiology | 49 | 1.1K | 143 | 147 |
| 283 | feeding behavior | 32 | 1.1K | 122 | 147 |
| 284 | Appetite | 31 | 1.1K | 92 | 113 |
| 285 | Social behavior | 28 | 1.1K | 281 | 288 |
| 286 | Primary health care | 27 | 1.1K | 438 | 301 |
| 287 | Water quality management | 31 | 1.1K | 385 | 279 |
| 288 | Regional Planning | 49 | 1.1K | 219 | 299 |
| 289 | carcinogens | 8 | 1.1K | 557 | 234 |
| 290 | Ocean Engineering | 38 | 1.0K | 426 | 415 |
| 290 | coal | 24 | 1.0K | 486 | 452 |
| 292 | Software Engineering | 19 | 1.0K | 335 | 205 |
| 293 | hospice care | 39 | 1.0K | 27 | 15 |
| 294 | Algebra | 102 | 1.0K | 84 | 103 |
| 295 | Organometallic chemistry | 35 | 1.0K | 392 | 203 |
| 296 | Cybernetics | 31 | 1.0K | 370 | 434 |
| 297 | scientific societies | 29 | 1.0K | 125 | 113 |
| 298 | Molecular evolution | 23 | 1.0K | 429 | 444 |
| 299 | Statistics | 32 | 1.0K | 820 | 605 |
| 299 | Economic History | 63 | 1.0K | 516 | 614 |
| 301 | Human Geography | 57 | 1.0K | 127 | 190 |
| 302 | Biopharmaceutics | 9 | 1.0K | 584 | 218 |
| 303 | Genetic disorders | 28 | 1.0K | 91 | 86 |
| 304 | viruses | 23 | 1.0K | 516 | 601 |
| 305 | Heat Exchangers | 17 | 1.0K | 425 | 260 |
| 306 | Social work | 42 | 999 | 276 | 200 |
| 307 | Nutrition physiology | 12 | 994 | 268 | 139 |
| 308 | Alzheimer's disease | 47 | 985 | 328 | 319 |
| 309 | Child welfare | 39 | 982 | 191 | 164 |
| 310 | Cardiovascular system | 16 | 971 | 684 | 751 |
| 311 | Organometallic compounds | 37 | 966 | 209 | 235 |
| 312 | behavioral medicine | 24 | 961 | 338 | 388 |
| 313 | Communication | 61 | 957 | 285 | 548 |
| 314 | counseling | 37 | 955 | 281 | 279 |
| 315 | Environmental Management | 35 | 953 | 737 | 1060 |
| 316 | Nonlinear Dynamics | 35 | 951 | 557 | 559 |
| 317 | Information Science | 31 | 950 | 587 | 642 |
| 318 | Structural Engineering | 32 | 945 | 426 | 370 |
| 319 | Demography | 19 | 935 | 163 | 129 |
| 320 | Plant Ecology | 31 | 930 | 436 | 591 |
| 320 | Thin Films | 51 | 930 | 20 | 30 |
| 322 | personality | 53 | 929 | 239 | 500 |
| 323 | Bioorganic chemistry | 34 | 918 | 853 | 947 |
| 324 | Cerebral cortex | 14 | 913 | 393 | 308 |
| 325 | Human biology | 19 | 906 | 147 | 68 |
| 326 | Population | 22 | 905 | 193 | 168 |
| 327 | natural disasters | 31 | 901 | 179 | 242 |
| 328 | city planning | 35 | 900 | 302 | 315 |
| 329 | Ergonomics | 23 | 893 | 299 | 187 |
| 330 | Developing countries | 25 | 892 | 616 | 506 |
| 331 | Therapeutics | 26 | 888 | 492 | 589 |
| 332 | drugs | 43 | 887 | 398 | 508 |
| 333 | Genetic regulation | 22 | 884 | 333 | 465 |
| 334 | Zoology | 23 | 882 | 879 | 573 |
| 335 | food handling | 11 | 880 | 333 | 145 |
| 336 | Parasitology | 26 | 877 | 714 | 545 |
| 337 | Child | 40 | 863 | 542 | 606 |
| 338 | Manufacturing Processes | 29 | 862 | 696 | 647 |
| 339 | Pediatric Neurology | 4 | 857 | 880 | 526 |
| 340 | System analysis | 23 | 849 | 729 | 552 |
| 341 | Teaching | 16 | 840 | 600 | 341 |
| 342 | Dermatology | 34 | 839 | 477 | 519 |
| 343 | Phonetics | 5 | 825 | 218 | 62 |
| 344 | Bacteria | 3 | 814 | 353 | 91 |
| 344 | Speech | 17 | 814 | 320 | 262 |
| 346 | miniaturization | 15 | 809 | 821 | 799 |
| 347 | Breeding | 19 | 807 | 408 | 333 |
| 348 | Paleoecology | 33 | 804 | 236 | 320 |
| 348 | Nondestructive testing | 23 | 804 | 129 | 86 |
| 350 | Solid State Physics | 30 | 803 | 1509 | 1344 |
| 351 | free radicals | 13 | 800 | 655 | 607 |
| 352 | Multimedia Systems | 34 | 799 | 348 | 304 |
| 353 | Patient education | 32 | 797 | 104 | 173 |
| 354 | Neurons | 6 | 792 | 452 | 597 |
| 355 | Immunopathology | 15 | 790 | 568 | 422 |
| 356 | Chemotherapy | 18 | 782 | 522 | 390 |
| 357 | Quality of life | 29 | 780 | 289 | 415 |
| 358 | Paleoclimatology | 32 | 775 | 269 | 370 |
| 359 | Evolution | 19 | 771 | 680 | 735 |
| 360 | Anatomy | 22 | 767 | 662 | 630 |
| 361 | United Kingdom | 32 | 766 | 376 | 561 |
| 362 | pain management | 24 | 761 | 112 | 97 |
| 362 | calcification | 11 | 761 | 229 | 137 |
| 364 | Analytical Biochemistry | 14 | 758 | 764 | 478 |
| 365 | Paleogeography | 28 | 755 | 226 | 308 |
| 366 | Cement | 12 | 753 | 226 | 239 |
| 367 | Educational Psychology | 30 | 752 | 366 | 426 |
| 367 | older people | 68 | 752 | 226 | 281 |
| 369 | Cosmology | 27 | 744 | 96 | 131 |
| 370 | Electrochemical Analysis | 37 | 743 | 296 | 375 |
| 370 | fuel cells | 7 | 743 | 897 | 565 |
| 372 | Molecular Spectroscopy | 17 | 741 | 659 | 369 |
| 373 | Speech Disorders | 23 | 737 | 310 | 294 |
| 374 | Information Theory | 12 | 730 | 662 | 398 |
| 375 | Plant cells | 16 | 727 | 487 | 690 |
| 376 | Molecular Imaging | 23 | 720 | 175 | 238 |
| 377 | Mental Health | 34 | 715 | 349 | 380 |
| 378 | Asia | 34 | 713 | 565 | 465 |
| 379 | Human-Computer Interaction | 19 | 706 | 446 | 360 |
| 380 | Chemical analysis | 9 | 699 | 650 | 269 |
| 381 | Biomass | 11 | 698 | 213 | 164 |
| 382 | atmospheric models | 16 | 694 | 259 | 267 |
| 383 | Fluorescence spectroscopy | 14 | 693 | 63 | 25 |
| 384 | Interactive multimedia | 20 | 692 | 145 | 154 |
| 385 | Planetary Science | 38 | 690 | 79 | 94 |
| 386 | Forest Ecology | 12 | 689 | 491 | 357 |
| 386 | curriculum evaluation | 15 | 689 | 77 | 33 |
| 388 | Schizophrenia | 6 | 686 | 759 | 436 |
| 388 | language | 14 | 686 | 301 | 245 |
| 390 | cloning | 10 | 685 | 314 | 325 |
| 391 | Bioinorganic chemistry | 15 | 683 | 577 | 364 |
| 392 | medical education | 22 | 678 | 560 | 451 |
| 393 | Membranes | 16 | 677 | 767 | 796 |
| 394 | Applied Linguistics | 10 | 675 | 212 | 84 |
| 395 | energy resources | 10 | 670 | 721 | 698 |
| 396 | Earthquake Engineering | 22 | 669 | 493 | 465 |
| 397 | Pharmaceutical Technology | 29 | 661 | 324 | 478 |
| 397 | Psycholinguistics | 23 | 661 | 250 | 314 |
| 399 | Inflammation | 8 | 659 | 640 | 392 |
| 400 | Green Chemistry | 15 | 658 | 784 | 825 |
| 401 | nuclear astrophysics | 24 | 655 | 79 | 115 |
| 401 | Product life cycle | 5 | 655 | 201 | 79 |
| 401 | green products | 5 | 655 | 185 | 78 |
| 404 | Social Change | 20 | 654 | 212 | 372 |
| 405 | Fiber Optics | 37 | 645 | 205 | 280 |
| 406 | Medical Technology | 29 | 636 | 309 | 444 |
| 407 | Mechanical Engineering | 30 | 631 | 748 | 584 |
| 407 | Mass Media | 42 | 631 | 66 | 60 |
| 409 | Yeast | 10 | 629 | 157 | 103 |
| 410 | multimedia | 16 | 625 | 169 | 161 |
| 411 | internet | 19 | 615 | 520 | 494 |
| 412 | Personality Assessment | 17 | 613 | 163 | 196 |
| 413 | Protein engineering | 4 | 611 | 211 | 57 |
| 413 | molecular design | 4 | 611 | 228 | 60 |
| 415 | gene mapping | 17 | 610 | 804 | 933 |
| 416 | Archaeology | 53 | 609 | 214 | 323 |
| 417 | Nanoparticles | 8 | 608 | 1230 | 718 |
| 418 | Animal breeding | 7 | 604 | 497 | 189 |
| 419 | Nutritional support | 7 | 599 | 74 | 44 |
| 419 | Political Parties | 15 | 599 | 32 | 24 |
| 421 | Marine Pollution | 15 | 597 | 464 | 468 |
| 422 | Metallurgy | 17 | 596 | 1015 | 815 |
| 423 | Developmental Disabilities | 12 | 595 | 450 | 401 |
| 424 | Microelectronics | 15 | 593 | 853 | 819 |
| 425 | Transplantation | 21 | 592 | 396 | 558 |
| 426 | Homeostasis | 4 | 591 | 389 | 549 |
| 426 | Cell metabolism | 4 | 591 | 599 | 565 |
| 428 | Bacterial infections | 4 | 590 | 725 | 426 |
| 429 | arthritis | 9 | 583 | 715 | 632 |
| 430 | Anthropology | 15 | 582 | 592 | 363 |
| 431 | Second Language Acquisition | 7 | 581 | 74 | 42 |
| 432 | Neurobiology | 20 | 580 | 692 | 944 |
| 433 | Vaccines | 19 | 576 | 717 | 716 |
| 434 | Radiology | 24 | 575 | 458 | 378 |
| 434 | Systems Biology | 16 | 575 | 609 | 504 |
| 436 | Occupational Health | 14 | 574 | 358 | 243 |
| 437 | Radiochemistry | 30 | 571 | 214 | 171 |
| 438 | Computational Fluid Dynamics | 5 | 570 | 465 | 127 |
| 439 | Condensed Matter | 24 | 569 | 1345 | 1371 |
| 440 | Phylogeny | 10 | 563 | 396 | 343 |
| 441 | Geomorphology | 17 | 562 | 535 | 577 |
| 442 | Journalism | 30 | 561 | 61 | 63 |
| 443 | locomotion | 13 | 557 | 212 | 194 |
| 443 | posture | 13 | 557 | 212 | 194 |
| 443 | gait | 13 | 557 | 212 | 194 |
| 443 | walking | 13 | 557 | 212 | 194 |
| 447 | Environmental Toxicology | 16 | 553 | 993 | 1087 |
| 448 | Organizational Behavior | 18 | 552 | 161 | 260 |
| 449 | Wildlife conservation | 7 | 551 | 727 | 528 |
| 449 | soil microbiology | 19 | 551 | 522 | 804 |
| 451 | Pharmacognosy | 11 | 550 | 932 | 730 |
| 451 | Neurolinguistics | 15 | 550 | 125 | 161 |
| 451 | Molecular cloning | 18 | 550 | 477 | 488 |
| 451 | Genetic recombination | 18 | 550 | 467 | 481 |
| 451 | Recombinant DNA | 18 | 550 | 539 | 519 |
| 456 | Pharmacy | 27 | 547 | 637 | 810 |
| 457 | Plant physiology | 19 | 538 | 871 | 1067 |
| 458 | Raman spectroscopy | 14 | 531 | 224 | 143 |
| 459 | Ethics | 28 | 529 | 166 | 167 |
| 460 | International Relations | 25 | 528 | 269 | 238 |
| 460 | Sustainable Engineering | 11 | 528 | 817 | 709 |
| 462 | Mental Health Services | 22 | 525 | 375 | 373 |
| 463 | Wireless Communication Systems | 23 | 524 | 882 | 843 |
| 464 | Soil Science | 11 | 520 | 991 | 765 |
| 465 | Clinical Pharmacology | 29 | 515 | 339 | 486 |
| 465 | Nanophotonics | 3 | 515 | 340 | 89 |
| 467 | health planning | 25 | 514 | 601 | 599 |
| 468 | cell interaction | 10 | 513 | 520 | 440 |
| 469 | nuclear magnetic resonance | 28 | 509 | 316 | 378 |
| 470 | nanoscience | 12 | 504 | 1610 | 1526 |
| 471 | Cosmochemistry | 10 | 501 | 471 | 360 |
| 472 | Measurement | 27 | 498 | 273 | 328 |
| 472 | Developmental Immunology | 10 | 498 | 245 | 192 |
| 474 | Child Development | 18 | 496 | 736 | 827 |
| 475 | Elections | 17 | 495 | 92 | 75 |
| 476 | Urology | 12 | 494 | 966 | 853 |
| 476 | Atmospheric Physics | 13 | 494 | 763 | 743 |
| 476 | Optical materials | 15 | 494 | 1320 | 1344 |
| 479 | Oxidative stress | 8 | 491 | 463 | 465 |
| 479 | information policy | 14 | 491 | 6 | 1 |
| 481 | health services | 13 | 489 | 442 | 301 |
| 482 | Chromosome mapping | 16 | 485 | 749 | 909 |
| 482 | water supply | 13 | 485 | 386 | 431 |
| 484 | Crystallography | 52 | 483 | 249 | 358 |
| 485 | hygiene | 11 | 481 | 165 | 95 |
| 486 | Geriatric Oncology | 19 | 480 | 145 | 207 |
| 487 | Culture | 28 | 479 | 223 | 197 |
| 487 | enzymes | 13 | 479 | 704 | 656 |
| 489 | Clinical Biochemistry | 9 | 476 | 663 | 451 |
| 490 | Veterinary Immunology | 2 | 474 | 466 | 99 |
| 490 | environmental indicators | 9 | 474 | 618 | 463 |
| 492 | Bioethics | 18 | 472 | 275 | 184 |
| 493 | Hydrogeology | 23 | 470 | 101 | 174 |
| 494 | Histology | 22 | 467 | 640 | 896 |
| 494 | Population Genetics | 12 | 467 | 563 | 607 |
| 496 | Control Theory | 22 | 466 | 607 | 602 |
| 496 | Medicinal plants | 8 | 466 | 790 | 599 |
| 498 | Nuclear Chemistry | 24 | 465 | 308 | 260 |
| 499 | Marine resources | 14 | 464 | 188 | 164 |
| 500 | mycoses | 6 | 460 | 540 | 491 |
| 500 | nuclear magnetic resonance spectroscopy | 28 | 460 | 126 | 198 |
| 502 | Database Management | 15 | 459 | 301 | 307 |
| 502 | Medical Ethics | 25 | 459 | 271 | 232 |
| 502 | Metals | 10 | 459 | 1264 | 959 |
| 505 | peptides | 26 | 458 | 87 | 131 |
| 506 | X-ray crystallography | 47 | 457 | 57 | 138 |
| 507 | Structural health monitoring | 8 | 456 | 80 | 51 |
| 507 | Smart Materials | 10 | 456 | 445 | 295 |
| 507 | structural stability | 8 | 456 | 159 | 122 |
| 507 | Organelle biogenesis | 13 | 456 | 45 | 45 |
| 511 | Antigens | 11 | 455 | 428 | 344 |
| 512 | Combinatorial chemistry | 15 | 454 | 263 | 418 |
| 513 | Andrology | 11 | 451 | 246 | 176 |
| 513 | clay | 7 | 451 | 445 | 305 |
| 515 | auditory perception | 12 | 449 | 165 | 166 |
| 516 | emergency management | 16 | 448 | 137 | 161 |
| 517 | Cardiovascular diseases | 18 | 447 | 658 | 675 |
| 517 | atmosphere | 4 | 447 | 697 | 265 |
| 519 | Solid State Chemistry | 19 | 446 | 1075 | 949 |
| 520 | Data Mining | 17 | 445 | 493 | 697 |
| 521 | Electrical Engineering | 27 | 440 | 1258 | 1031 |
| 522 | Forest Management | 7 | 434 | 650 | 455 |
| 523 | Aquatic ecology | 19 | 432 | 232 | 298 |
| 524 | Magnetic Resonance Imaging | 7 | 431 | 294 | 163 |
| 525 | Psychometrics | 5 | 430 | 320 | 190 |
| 525 | plant communities | 14 | 430 | 463 | 624 |
| 525 | gene transfer | 6 | 430 | 140 | 49 |
| 525 | genetic transformation | 6 | 430 | 140 | 49 |
| 529 | Adsorption | 17 | 425 | 15 | 28 |
| 530 | Imaging systems | 15 | 423 | 187 | 98 |
| 531 | Remote Sensing | 18 | 421 | 500 | 368 |
| 531 | Antibodies | 7 | 421 | 413 | 269 |
| 533 | Molecular ecology | 11 | 420 | 523 | 651 |
| 534 | Structural design | 10 | 419 | 382 | 257 |
| 534 | Dementia | 36 | 419 | 366 | 493 |
| 534 | Agriculture | 8 | 419 | 1332 | 892 |
| 537 | Virtual reality | 6 | 418 | 235 | 99 |
| 538 | Business | 13 | 417 | 958 | 1093 |
| 538 | Elderly | 54 | 417 | 214 | 233 |
| 540 | Medical innovations | 10 | 416 | 477 | 875 |
| 541 | Wind power | 13 | 415 | 58 | 56 |
| 542 | Memory | 25 | 413 | 586 | 906 |
| 543 | X-rays | 3 | 412 | 674 | 108 |
| 543 | Africa | 16 | 412 | 510 | 299 |
| 545 | Growth | 6 | 411 | 788 | 782 |
| 546 | Fluid Mechanics | 18 | 407 | 611 | 623 |
| 546 | Hypertension | 16 | 407 | 719 | 1152 |
| 548 | Lightweight concrete | 9 | 406 | 189 | 265 |
| 548 | Parasites | 17 | 406 | 590 | 597 |
| 550 | Plants | 18 | 405 | 824 | 1116 |
| 551 | Computer Science | 44 | 404 | 263 | 536 |
| 551 | Calorimetry | 13 | 404 | 429 | 251 |
| 551 | European integration | 19 | 404 | 44 | 76 |
| 551 | European Economic Community | 19 | 404 | 44 | 76 |
| 551 | Thermal analysis | 13 | 404 | 429 | 251 |
| 556 | Economic Development | 11 | 403 | 740 | 813 |
| 556 | Youth | 14 | 403 | 248 | 313 |
| 558 | Ethnobotany | 4 | 401 | 110 | 57 |
| 558 | Traditional medicine | 4 | 401 | 124 | 57 |
| 558 | ethnobiology | 4 | 401 | 148 | 70 |
| 558 | Phytotherapy | 4 | 401 | 526 | 163 |
| 558 | Ethnomedicine | 4 | 401 | 110 | 57 |
| 563 | Clinical Immunology | 12 | 400 | 551 | 557 |
| 564 | Crystal growth | 17 | 393 | 339 | 391 |
| 565 | toxicity testing | 18 | 392 | 134 | 243 |
| 566 | Urban Geography | 11 | 386 | 79 | 58 |
| 567 | Research Design | 22 | 385 | 315 | 550 |
| 567 | Autoimmunity | 6 | 385 | 517 | 430 |
| 567 | Autonomous robots | 7 | 385 | 79 | 66 |
| 570 | Engineering Geology | 12 | 384 | 703 | 655 |
| 570 | Electrocardiography | 7 | 384 | 200 | 63 |
| 570 | animal diseases | 4 | 384 | 428 | 138 |
| 573 | Intelligent Transportation Systems | 12 | 383 | 500 | 560 |
| 574 | Molecular Pharmacology | 7 | 382 | 503 | 438 |
| 575 | Radiation Protection | 20 | 381 | 144 | 80 |
| 575 | Coastal zone management | 11 | 381 | 246 | 216 |
| 575 | radiation monitoring | 20 | 381 | 120 | 73 |
| 575 | particles | 16 | 381 | 264 | 269 |
| 579 | software | 12 | 379 | 407 | 469 |
| 579 | Decision making | 22 | 379 | 377 | 563 |
| 579 | finance | 25 | 379 | 725 | 928 |
| 582 | Light | 7 | 376 | 615 | 707 |
| 582 | Japan | 11 | 376 | 1014 | 540 |
| 584 | insurance | 23 | 375 | 63 | 75 |
| 585 | Land use | 11 | 374 | 479 | 482 |
| 586 | Drug design | 19 | 372 | 479 | 723 |
| 586 | Volcanoes | 13 | 372 | 87 | 110 |
| 586 | Sites | 13 | 372 | 202 | 270 |
| 589 | Actuarial Science | 22 | 371 | 42 | 57 |
| 589 | hazard mitigation | 16 | 371 | 234 | 324 |
| 591 | Industrial Engineering | 24 | 369 | 520 | 813 |
| 591 | educational innovations | 6 | 369 | 297 | 157 |
| 593 | Middle East | 12 | 368 | 359 | 153 |
| 594 | occupational diseases | 16 | 366 | 242 | 376 |
| 595 | Economic Assistance | 5 | 365 | 507 | 384 |
| 596 | psychotherapy | 19 | 364 | 444 | 629 |
| 597 | Development | 5 | 360 | 597 | 414 |
| 598 | Urban Policy | 16 | 356 | 211 | 300 |
| 599 | Conservation Biology | 10 | 355 | 555 | 618 |
| 600 | Waste management | 16 | 353 | 486 | 475 |
| 601 | Water Purification | 14 | 351 | 438 | 382 |
| 602 | Computational Chemistry | 9 | 350 | 309 | 304 |
| 603 | machinery | 11 | 349 | 307 | 213 |
| 604 | Atomic spectroscopy | 17 | 347 | 396 | 417 |
| 605 | Fluid Dynamics | 7 | 346 | 712 | 484 |
| 605 | organization | 3 | 346 | 762 | 466 |
| 607 | Clinical Psychology | 6 | 345 | 856 | 683 |
| 608 | Rheumatology | 6 | 344 | 869 | 687 |
| 609 | Molecules | 14 | 343 | 681 | 599 |
| 610 | Kinetics | 32 | 342 | 27 | 109 |
| 611 | Topology | 25 | 341 | 46 | 44 |
| 611 | Radio | 16 | 341 | 681 | 873 |
| 613 | Landslides | 9 | 340 | 81 | 127 |
| 614 | Bones | 6 | 338 | 548 | 509 |
| 615 | Pharmacokinetics | 14 | 337 | 265 | 408 |
| 616 | sustainability | 8 | 336 | 440 | 530 |
| 616 | Group decision making | 14 | 336 | 122 | 156 |
| 618 | Criminology | 22 | 333 | 284 | 348 |
| 618 | Flexible manufacturing systems | 14 | 333 | 75 | 113 |
| 618 | Trace elements | 3 | 333 | 268 | 109 |
| 618 | Attention | 25 | 333 | 544 | 927 |
| 622 | Radiation Oncology | 12 | 332 | 123 | 130 |
| 622 | Stochastic Processes | 17 | 332 | 223 | 219 |
| 624 | animals | 3 | 329 | 1308 | 400 |
| 625 | Agricultural Chemistry | 22 | 328 | 785 | 1295 |
| 625 | Hydraulic Engineering | 13 | 328 | 400 | 400 |
| 625 | Entrepreneurship | 3 | 328 | 904 | 590 |
| 628 | disease outbreaks | 6 | 327 | 370 | 288 |
| 628 | Epidemics | 6 | 327 | 354 | 286 |
| 630 | Small Business | 2 | 326 | 849 | 558 |
| 631 | electric vehicles | 1 | 325 | 588 | 127 |
| 631 | Personality Disorders | 14 | 325 | 77 | 123 |
| 633 | Speech Perception | 10 | 323 | 166 | 210 |
| 634 | Chemical kinetics | 30 | 322 | 69 | 105 |
| 635 | Public Choice | 11 | 321 | 126 | 125 |
| 636 | Environmental Geology | 15 | 317 | 617 | 794 |
| 637 | Plant diseases | 15 | 316 | 894 | 939 |
| 638 | epilepsy | 8 | 314 | 544 | 417 |
| 639 | Organizational Sociology | 7 | 312 | 164 | 129 |
| 639 | Adult Education | 14 | 312 | 172 | 115 |
| 639 | Perception | 24 | 312 | 625 | 1041 |
| 642 | Animal Biotechnology | 1 | 311 | 365 | 50 |
| 642 | Music | 9 | 311 | 418 | 238 |
| 642 | mass transfer | 6 | 311 | 1301 | 951 |
| 645 | Neural circuitry | 18 | 310 | 730 | 1054 |
| 646 | preventive medicine | 8 | 309 | 710 | 697 |
| 646 | Transgenic plants | 5 | 309 | 341 | 247 |
| 648 | Cardiac electrophysiology | 15 | 308 | 72 | 148 |
| 648 | arrhythmia | 15 | 308 | 72 | 148 |
| 650 | Neurotransmitters | 15 | 299 | 178 | 209 |
| 650 | Randomized Controlled Trials | 19 | 299 | 319 | 366 |
| 652 | Visual Perception | 21 | 298 | 598 | 939 |
| 652 | Mineral resources | 5 | 298 | 413 | 270 |
| 654 | Bioenergetics | 14 | 295 | 302 | 486 |
| 654 | Food additives | 8 | 295 | 697 | 716 |
| 656 | Quantum Optics | 14 | 294 | 333 | 321 |
| 657 | Neuropharmacology | 5 | 293 | 446 | 298 |
| 658 | Dynamics | 17 | 292 | 538 | 527 |
| 658 | Federal government | 15 | 292 | 13 | 17 |
| 660 | Law | 26 | 291 | 279 | 256 |
| 660 | Europa | 27 | 291 | 60 | 207 |
| 662 | Tropical Medicine | 13 | 289 | 796 | 760 |
| 663 | Ecosystem management | 8 | 287 | 359 | 348 |
| 664 | Solitons | 14 | 286 | 394 | 450 |
| 664 | Fractals | 14 | 286 | 394 | 452 |
| 664 | Chaos | 14 | 286 | 394 | 450 |
| 667 | global environmental change | 15 | 285 | 264 | 601 |
| 667 | Oral communication | 7 | 285 | 227 | 151 |
| 669 | Regionalism | 13 | 284 | 36 | 41 |
| 670 | Organic Geochemistry | 4 | 283 | 331 | 264 |
| 671 | Energy metabolism | 13 | 280 | 251 | 406 |
| 671 | Political Participation | 6 | 280 | 202 | 137 |
| 671 | election law | 6 | 280 | 153 | 92 |
| 671 | cell membrane | 13 | 280 | 228 | 394 |
| 671 | Laser Spectroscopy | 13 | 280 | 324 | 303 |
| 671 | Voting | 6 | 280 | 142 | 91 |
| 677 | Psychopharmacology | 11 | 276 | 824 | 1098 |
| 677 | Radiation dosimetry | 13 | 276 | 146 | 69 |
| 679 | Aerosols | 7 | 274 | 353 | 278 |
| 679 | Learning | 11 | 274 | 619 | 700 |
| 681 | freshwater biology | 11 | 273 | 391 | 436 |
| 682 | economic policy | 18 | 272 | 914 | 920 |
| 683 | amino acids | 7 | 271 | 287 | 271 |
| 684 | biomimicry | 7 | 270 | 76 | 64 |
| 685 | Child psychology | 9 | 269 | 796 | 966 |
| 685 | Sound | 18 | 269 | 380 | 471 |
| 687 | ethnicity | 17 | 267 | 176 | 171 |
| 688 | biological invasions | 7 | 264 | 327 | 308 |
| 688 | race relations | 15 | 264 | 188 | 225 |
| 690 | energy development | 6 | 263 | 526 | 567 |
| 691 | Fungi | 5 | 262 | 832 | 708 |
| 691 | aerosol | 5 | 262 | 323 | 186 |
| 693 | Recycling | 6 | 260 | 380 | 552 |
| 694 | Endocrine glands | 4 | 259 | 222 | 285 |
| 694 | micromechanics | 7 | 259 | 363 | 298 |
| 696 | Digital Media | 23 | 258 | 10 | 62 |
| 697 | Forecasting | 5 | 256 | 383 | 231 |
| 697 | Astrocytes | 7 | 256 | 279 | 417 |
| 699 | Environmental pollutants | 14 | 254 | 1024 | 1501 |
| 699 | population geography | 14 | 254 | 79 | 147 |
| 701 | Continuing Education | 9 | 253 | 184 | 80 |
| 702 | Telecommunication Systems | 13 | 252 | 698 | 656 |
| 702 | sanitation | 9 | 252 | 921 | 1416 |
| 704 | Infrared spectroscopy | 5 | 249 | 159 | 81 |
| 704 | Detectors | 23 | 249 | 403 | 731 |
| 706 | High performance computing | 3 | 248 | 54 | 4 |
| 707 | biopolymers | 13 | 247 | 555 | 734 |
| 708 | risk factors | 5 | 246 | 558 | 421 |
| 709 | Biosensors | 4 | 245 | 1183 | 1141 |
| 709 | Computer-Aided Design | 7 | 245 | 785 | 595 |
| 709 | Genetic translocation | 3 | 245 | 203 | 87 |
| 709 | Ultrasonics | 17 | 245 | 408 | 813 |
| 709 | Bioelectronics | 4 | 245 | 1028 | 1041 |
| 709 | plasmids | 3 | 245 | 203 | 87 |
| 715 | Lipids | 3 | 240 | 1399 | 964 |
| 715 | Microwave devices | 9 | 240 | 272 | 220 |
| 717 | pharmaceutical industry | 9 | 239 | 256 | 196 |
| 718 | economic forecasting | 3 | 238 | 324 | 181 |
| 718 | Plant genetic engineering | 10 | 238 | 452 | 662 |
| 720 | environmental exposure | 7 | 237 | 1288 | 1228 |
| 721 | Restoration Ecology | 5 | 236 | 302 | 221 |
| 721 | Mass Spectrometry | 8 | 236 | 728 | 712 |
| 721 | radioactive waste | 2 | 236 | 1062 | 742 |
| 721 | behavior therapy | 5 | 236 | 602 | 475 |
| 721 | industrial waste | 2 | 236 | 1108 | 740 |
| 721 | Hazardous waste | 2 | 236 | 1239 | 799 |
| 727 | Ecological Genetics | 5 | 235 | 465 | 210 |
| 728 | Orthopedics | 4 | 228 | 1510 | 984 |
| 728 | Wetland ecology | 5 | 228 | 295 | 206 |
| 730 | Landscape Ecology | 1 | 227 | 795 | 302 |
| 730 | Hematopoietic stem cell transplantation | 7 | 227 | 235 | 327 |
| 732 | Evolutionary Psychology | 7 | 224 | 57 | 47 |
| 732 | Physical organic chemistry | 13 | 224 | 660 | 809 |
| 732 | Geodesy | 7 | 224 | 401 | 325 |
| 735 | Regional Economics | 15 | 222 | 94 | 199 |
| 736 | Pharmacogenetics | 10 | 221 | 498 | 716 |
| 737 | Geopolitics | 10 | 220 | 65 | 72 |
| 737 | adolescence | 7 | 220 | 552 | 570 |
| 739 | Sleep Disorders | 13 | 219 | 728 | 951 |
| 740 | polar regions | 7 | 217 | 393 | 335 |
| 741 | Magnetic Resonance Spectroscopy | 19 | 216 | 432 | 629 |
| 742 | Transportation Engineering | 6 | 215 | 193 | 172 |
| 742 | North America | 8 | 215 | 450 | 356 |
| 742 | plant molecular biology | 8 | 215 | 943 | 1370 |
| 745 | Health promotion | 6 | 214 | 792 | 661 |
| 745 | Water chemistry | 4 | 214 | 205 | 67 |
| 747 | Housing | 9 | 213 | 210 | 278 |
| 747 | innovation | 3 | 213 | 606 | 550 |
| 749 | Computer Architecture | 19 | 212 | 118 | 176 |
| 750 | Psychosomatic Medicine | 6 | 211 | 541 | 573 |
| 750 | Molecular recognition | 4 | 211 | 129 | 93 |
| 752 | Political Sociology | 11 | 209 | 178 | 229 |
| 753 | Accreditation | 2 | 208 | 137 | 16 |
| 754 | data collection | 8 | 207 | 613 | 795 |
| 754 | Ultrasound | 16 | 207 | 264 | 452 |
| 756 | Sedimentology | 5 | 206 | 447 | 391 |
| 757 | Production Engineering | 18 | 205 | 737 | 1038 |
| 758 | Mobile Computing | 4 | 204 | 997 | 633 |
| 758 | Social History | 11 | 204 | 195 | 122 |
| 758 | Immunopharmacology | 4 | 204 | 1044 | 691 |
| 758 | food contamination | 5 | 204 | 784 | 474 |
| 762 | Philosophy | 29 | 203 | 434 | 462 |
| 762 | health behavior | 12 | 203 | 415 | 599 |
| 762 | Family Therapy | 9 | 203 | 393 | 337 |
| 765 | Immunochemistry | 9 | 202 | 532 | 614 |
| 766 | Humanities | 27 | 201 | 275 | 513 |
| 766 | taxation | 3 | 201 | 237 | 95 |
| 768 | Sociolinguistics | 12 | 200 | 142 | 196 |
| 768 | Ethnic relations | 10 | 200 | 225 | 199 |
| 770 | Gene expression regulation | 12 | 199 | 432 | 763 |
| 771 | Experimental Psychology | 4 | 198 | 461 | 364 |
| 772 | Neuroimmunology | 3 | 197 | 721 | 659 |
| 772 | actuators | 12 | 197 | 1186 | 1708 |
| 772 | transducers | 12 | 197 | 1186 | 1708 |
| 775 | Histocompatibility Testing | 7 | 196 | 271 | 285 |
| 776 | Educational evaluation | 1 | 194 | 328 | 52 |
| 777 | Telecommunications | 13 | 193 | 221 | 256 |
| 777 | Hemodynamics | 6 | 193 | 451 | 617 |
| 777 | geological modeling | 3 | 193 | 554 | 258 |
| 780 | Ethnic Conflict | 8 | 192 | 119 | 136 |
| 780 | Plant breeding | 4 | 192 | 719 | 490 |
| 780 | forced migration | 8 | 192 | 119 | 136 |
| 783 | Adhesion | 5 | 191 | 490 | 298 |
| 783 | adhesives | 5 | 191 | 529 | 303 |
| 785 | Geriatric Pharmacology | 7 | 188 | 161 | 176 |
| 785 | Plasma chemistry | 12 | 188 | 128 | 213 |
| 785 | Plasma polymerization | 12 | 188 | 72 | 145 |
| 785 | Radiation effects | 2 | 188 | 832 | 461 |
| 789 | Mycology | 5 | 187 | 1299 | 1124 |
| 790 | China | 24 | 186 | 955 | 1779 |
| 790 | livestock | 6 | 186 | 342 | 206 |
| 792 | Strategic planning | 4 | 185 | 626 | 459 |
| 792 | chronic fatigue syndrome | 19 | 185 | 4 | 8 |
| 792 | Transport | 7 | 185 | 353 | 461 |
| 792 | cultural pluralism | 11 | 185 | 109 | 144 |
| 792 | biocatalysis | 1 | 185 | 355 | 367 |
| 792 | Homogeneous catalysis | 1 | 185 | 355 | 367 |
| 792 | Heterogeneous catalysis | 1 | 185 | 355 | 367 |
| 799 | Optoelectronic devices | 20 | 184 | 207 | 307 |
| 800 | wetland management | 3 | 183 | 161 | 77 |
| 800 | Consciousness | 7 | 183 | 253 | 281 |
| 802 | Pregnancy | 11 | 182 | 369 | 508 |
| 803 | Animal husbandry | 5 | 180 | 210 | 139 |
| 803 | Biomolecules | 5 | 180 | 324 | 415 |
| 805 | Multilingualism | 12 | 179 | 54 | 121 |
| 806 | Pediatric Dermatology | 11 | 178 | 156 | 171 |
| 806 | gastrointestinal tract | 2 | 178 | 469 | 343 |
| 808 | technology transfer | 7 | 177 | 72 | 169 |
| 809 | Thrombosis | 11 | 176 | 579 | 832 |
| 809 | Health insurance | 5 | 176 | 334 | 307 |
| 809 | Autoimmune diseases | 5 | 176 | 494 | 545 |
| 812 | Geriatric Nursing | 6 | 175 | 324 | 145 |
| 812 | pollutants | 10 | 175 | 1038 | 1595 |
| 812 | Online journalism | 6 | 175 | 42 | 72 |
| 815 | Synaptic Transmission | 3 | 174 | 485 | 365 |
| 816 | Autoantibodies | 4 | 173 | 506 | 502 |
| 817 | Marine Ecology | 6 | 172 | 536 | 445 |
| 818 | Numerical Analysis | 11 | 171 | 1275 | 1208 |
| 818 | Methodology | 8 | 171 | 195 | 147 |
| 820 | Geographic information systems | 8 | 170 | 620 | 521 |
| 820 | Wound healing | 2 | 170 | 25 | 23 |
| 820 | wound care | 2 | 170 | 25 | 23 |
| 820 | Fibrosis | 2 | 170 | 25 | 23 |
| 824 | Plant tissue culture | 9 | 167 | 354 | 517 |
| 825 | Chemical industry | 5 | 166 | 1096 | 686 |
| 826 | Neonatology | 5 | 165 | 451 | 384 |
| 826 | Cheminformatics | 2 | 165 | 461 | 336 |
| 826 | Plant cell culture | 6 | 165 | 414 | 518 |
| 829 | Sleep | 12 | 164 | 788 | 1143 |
| 830 | Microbial Biotechnology | 7 | 161 | 532 | 658 |
| 830 | Cross-Cultural Studies | 6 | 161 | 443 | 391 |
| 830 | drug development | 5 | 161 | 810 | 1365 |
| 833 | bioclimatology | 10 | 160 | 374 | 600 |
| 833 | Television | 6 | 160 | 64 | 4 |
| 833 | natural products | 11 | 160 | 905 | 1151 |
| 836 | Exercise therapy | 11 | 159 | 94 | 157 |
| 837 | Systems Analysis | 7 | 158 | 713 | 666 |
| 837 | Industrial Safety | 6 | 158 | 813 | 777 |
| 837 | monitoring | 13 | 158 | 57 | 102 |
| 840 | probabilities | 15 | 157 | 530 | 575 |
| 841 | Solar Energy | 3 | 156 | 1854 | 1589 |
| 842 | Radiopharmaceuticals | 22 | 155 | 78 | 107 |
| 842 | Paleoceanography | 2 | 155 | 218 | 219 |
| 842 | Drug delivery devices | 2 | 155 | 349 | 267 |
| 845 | Knowledge | 16 | 154 | 157 | 207 |
| 845 | Radio waves | 4 | 154 | 841 | 752 |
| 845 | impact | 3 | 154 | 348 | 308 |
| 848 | Ethnology | 6 | 153 | 955 | 686 |
| 848 | Microscopy | 8 | 153 | 822 | 846 |
| 850 | Product Design | 14 | 152 | 208 | 267 |
| 850 | Food preferences | 4 | 152 | 328 | 334 |
| 852 | Radio frequency | 11 | 150 | 214 | 338 |
| 853 | Ceramics | 13 | 149 | 706 | 1029 |
| 853 | Magnetic Materials | 4 | 149 | 1456 | 1189 |
| 853 | Ferroelectricity | 10 | 149 | 579 | 530 |
| 853 | Family | 7 | 149 | 570 | 609 |
| 857 | Artificial Organs | 1 | 148 | 1092 | 375 |
| 857 | Computer Literacy | 2 | 148 | 277 | 133 |
| 857 | pigments | 4 | 148 | 746 | 580 |
| 860 | Engineering Mathematics | 12 | 147 | 882 | 1043 |
| 861 | complementary therapies | 7 | 144 | 1017 | 1171 |
| 861 | national security | 11 | 144 | 113 | 78 |
| 863 | Political Geography | 5 | 143 | 192 | 187 |
| 863 | Emotions | 9 | 143 | 291 | 562 |
| 865 | Intercultural Communication | 6 | 142 | 216 | 257 |
| 865 | Criminal psychology | 7 | 142 | 466 | 531 |
| 867 | Computer Engineering | 3 | 141 | 1063 | 529 |
| 867 | Political Psychology | 8 | 141 | 167 | 302 |
| 867 | Alternative Medicine | 6 | 141 | 1019 | 1161 |
| 870 | Economic Geography | 8 | 138 | 158 | 242 |
| 870 | Common Law | 1 | 138 | 187 | 34 |
| 870 | Plastics | 7 | 138 | 1179 | 1166 |
| 873 | industrial hygiene | 8 | 137 | 540 | 432 |
| 873 | movement | 6 | 137 | 179 | 255 |
| 875 | Neuropsychiatry | 4 | 136 | 752 | 708 |
| 875 | Integrated Circuits | 9 | 136 | 453 | 290 |
| 875 | Multiple sclerosis | 6 | 136 | 405 | 300 |
| 878 | Quantum Chemistry | 2 | 135 | 180 | 88 |
| 879 | crime | 10 | 134 | 324 | 387 |
| 880 | Social policy | 7 | 133 | 585 | 576 |
| 881 | Nuclear Fusion | 8 | 132 | 393 | 393 |
| 881 | transgenic organisms | 3 | 132 | 279 | 257 |
| 881 | transgenic animals | 3 | 132 | 266 | 252 |
| 884 | probation | 13 | 131 | 11 | 17 |
| 884 | Nitric oxide | 2 | 131 | 338 | 231 |
| 886 | Chronobiology | 3 | 130 | 497 | 336 |
| 886 | Circadian rhythms | 3 | 130 | 367 | 310 |
| 886 | biological clocks | 3 | 130 | 497 | 336 |
| 886 | Public opinion | 6 | 130 | 255 | 349 |
| 886 | circadian rhythm | 3 | 130 | 497 | 336 |
| 886 | biological rhythms | 3 | 130 | 474 | 332 |
| 886 | educational planning | 4 | 130 | 311 | 308 |
| 893 | Antibacterial agents | 5 | 129 | 516 | 686 |
| 893 | Socioeconomic Factors | 8 | 129 | 409 | 644 |
| 893 | child abuse | 9 | 129 | 425 | 737 |
| 896 | RNA | 4 | 128 | 459 | 549 |
| 896 | Testing | 8 | 128 | 16 | 28 |
| 896 | Immune system | 5 | 128 | 794 | 1311 |
| 899 | Decision Support Systems | 2 | 127 | 191 | 75 |
| 899 | Animal genetics | 4 | 127 | 513 | 475 |
| 899 | marketing | 7 | 127 | 1218 | 1500 |
| 902 | Fracture mechanics | 6 | 126 | 1098 | 1119 |
| 903 | Developmental Genetics | 3 | 125 | 531 | 710 |
| 903 | DNA polymerases | 1 | 125 | 804 | 840 |
| 905 | Higher Education | 8 | 124 | 311 | 368 |
| 905 | International Finance | 12 | 124 | 812 | 1268 |
| 905 | Peptide | 8 | 124 | 103 | 135 |
| 908 | Nursing | 7 | 123 | 1234 | 1118 |
| 908 | Optical Communications | 8 | 123 | 474 | 531 |
| 908 | Information Retrieval | 4 | 123 | 392 | 400 |
| 908 | Contraception | 3 | 123 | 655 | 510 |
| 908 | Respiratory system | 3 | 123 | 632 | 566 |
| 908 | Birth control | 3 | 123 | 480 | 404 |
| 914 | drug resistance | 2 | 122 | 1065 | 678 |
| 914 | Soft Condensed Matter | 9 | 122 | 636 | 939 |
| 916 | Hemostasis | 10 | 121 | 405 | 653 |
| 916 | community development | 5 | 121 | 414 | 420 |
| 916 | Multivariate Analysis | 9 | 121 | 239 | 355 |
| 919 | Otolaryngology | 2 | 120 | 695 | 420 |
| 919 | Mineralogy | 7 | 120 | 935 | 1047 |
| 919 | Energy Consumption | 1 | 120 | 780 | 454 |
| 919 | families | 8 | 120 | 468 | 554 |
| 919 | weather | 9 | 120 | 226 | 482 |
| 924 | Animal Nutrition | 3 | 119 | 588 | 422 |
| 924 | prostaglandins | 6 | 119 | 318 | 393 |
| 926 | Geomagnetism | 3 | 118 | 605 | 493 |
| 926 | soil management | 3 | 118 | 570 | 608 |
| 926 | Radiotherapy | 14 | 118 | 146 | 186 |
| 929 | biological factors | 9 | 117 | 1116 | 1654 |
| 929 | Combinatorial analysis | 14 | 117 | 397 | 441 |
| 931 | Crystallization | 23 | 116 | 89 | 279 |
| 932 | Social Entrepreneurship | 3 | 115 | 80 | 79 |
| 932 | drug evaluation | 8 | 115 | 829 | 1211 |
| 932 | Solar System | 10 | 115 | 440 | 711 |
| 935 | Nanostructures | 6 | 114 | 1482 | 1917 |
| 935 | Geobiology | 5 | 114 | 345 | 410 |
| 935 | Informatics | 5 | 114 | 684 | 765 |
| 938 | ethanol | 5 | 113 | 360 | 400 |
| 938 | alcoholism | 5 | 113 | 1139 | 1293 |
| 938 | viral genetics | 2 | 113 | 382 | 575 |
| 941 | Infection control | 1 | 112 | 751 | 309 |
| 942 | Teacher Education | 1 | 111 | 104 | 60 |
| 943 | Adolescent Psychology | 6 | 110 | 544 | 735 |
| 943 | Estuaries | 1 | 110 | 268 | 182 |
| 945 | Forensic Psychology | 5 | 109 | 286 | 274 |
| 946 | Cognitive Learning | 2 | 108 | 147 | 62 |
| 946 | Women's health | 5 | 108 | 1004 | 1050 |
| 948 | Occupational Therapy | 7 | 107 | 639 | 515 |
| 948 | Emergency Medicine | 10 | 107 | 763 | 1040 |
| 948 | Eating Disorders | 9 | 107 | 460 | 763 |
| 948 | Feeding and Eating Disorders | 9 | 107 | 441 | 733 |
| 948 | school sports | 4 | 107 | 103 | 101 |
| 948 | Catalysts | 2 | 107 | 883 | 563 |
| 954 | voice | 3 | 106 | 493 | 346 |
| 954 | ethnic groups | 8 | 106 | 155 | 250 |
| 956 | Health Physics | 7 | 105 | 88 | 93 |
| 956 | ports | 4 | 105 | 159 | 168 |
| 958 | Petrology | 5 | 104 | 723 | 849 |
| 958 | Kidney diseases | 7 | 104 | 664 | 967 |
| 960 | Ecological Engineering | 3 | 103 | 684 | 792 |
| 960 | Plant Biotechnology | 5 | 103 | 598 | 804 |
| 960 | Autism | 2 | 103 | 852 | 771 |
| 963 | Human evolution | 4 | 102 | 333 | 459 |
| 963 | civilization | 15 | 102 | 331 | 224 |
| 965 | Photogrammetry | 6 | 101 | 567 | 246 |
| 965 | Oncogenes | 5 | 101 | 947 | 1612 |
| 965 | big data | 4 | 101 | 499 | 485 |
| 965 | Climate | 8 | 101 | 283 | 601 |
| 965 | Leisure | 7 | 101 | 169 | 294 |
| 970 | Nanochemistry | 5 | 100 | 1014 | 1049 |
| 970 | Classification | 3 | 100 | 259 | 195 |
| 970 | extraterrestrial environment | 9 | 100 | 320 | 451 |
| 970 | astronomical phenomena | 8 | 100 | 325 | 408 |
| 974 | Thermodynamics | 4 | 99 | 1120 | 736 |
| 974 | Project Management | 5 | 99 | 167 | 435 |
| 974 | Plant Morphology | 7 | 99 | 293 | 432 |
| 974 | Thermochemistry | 4 | 99 | 438 | 407 |
| 974 | peace | 3 | 99 | 463 | 421 |
| 974 | Diplomatic relations | 8 | 99 | 323 | 251 |
| 980 | Agricultural Ecology | 2 | 98 | 1370 | 1309 |
| 980 | Nationalism | 8 | 98 | 153 | 176 |
| 980 | Feminism | 14 | 98 | 188 | 360 |
| 983 | Systems Engineering | 3 | 97 | 2257 | 1773 |
| 983 | Audiology | 6 | 97 | 544 | 680 |
| 983 | Forensic Psychiatry | 8 | 97 | 295 | 446 |
| 983 | Leadership | 2 | 97 | 637 | 595 |
| 983 | Geodynamics | 5 | 97 | 701 | 876 |
| 983 | Foodborne diseases | 3 | 97 | 240 | 231 |
| 989 | Global Health | 10 | 96 | 540 | 840 |
| 989 | Logistics | 3 | 96 | 529 | 590 |
| 989 | Developmental Psychology | 6 | 96 | 667 | 984 |
| 992 | Computer Graphics | 12 | 95 | 871 | 1504 |
| 992 | Entropy | 13 | 95 | 358 | 757 |
| 992 | Sedimentary rocks | 3 | 95 | 612 | 604 |
| 992 | Chronic diseases | 2 | 95 | 836 | 857 |
| 996 | Petroleum Geology | 5 | 94 | 420 | 556 |
| 996 | Access to Information | 2 | 94 | 253 | 213 |
| 996 | Information management | 2 | 94 | 102 | 62 |
| 996 | Information dissemination | 2 | 94 | 253 | 213 |
| 1000 | Internet of Things | 4 | 92 | 960 | 1120 |