| 1 | Astronomy | 241 | 61.0K | 530 | 156 |
| 2 | Astrophysics | 206 | 60.5K | 648 | 197 |
| 3 | Chemistry | 1,222 | 43.3K | 376 | 445 |
| 4 | Physics | 469 | 35.6K | 959 | 776 |
| 5 | Biology | 384 | 34.0K | 858 | 665 |
| 6 | Science | 316 | 29.0K | 1008 | 784 |
| 7 | Biochemistry | 498 | 20.2K | 840 | 714 |
| 8 | Natural history | 53 | 19.9K | 994 | 588 |
| 9 | Cytology | 113 | 17.4K | 807 | 403 |
| 10 | Ecology | 424 | 16.9K | 385 | 475 |
| 11 | Cell Biology | 101 | 16.8K | 789 | 412 |
| 12 | Analytical Chemistry | 521 | 16.5K | 106 | 109 |
| 13 | Molecular Biology | 404 | 16.1K | 683 | 713 |
| 14 | Virology | 50 | 13.5K | 899 | 360 |
| 15 | Microbiology | 328 | 12.2K | 577 | 652 |
| 16 | Environment | 241 | 11.9K | 362 | 445 |
| 17 | Medicine | 359 | 11.8K | 969 | 1046 |
| 18 | Nuclear Physics | 296 | 11.6K | 722 | 594 |
| 19 | Condensed Matter | 242 | 11.4K | 536 | 392 |
| 20 | Solid State Physics | 233 | 10.9K | 577 | 395 |
| 21 | Catalysis | 289 | 9.1K | 293 | 369 |
| 22 | Biotechnology | 252 | 8.5K | 516 | 616 |
| 23 | Research | 326 | 8.2K | 768 | 882 |
| 24 | Pollution | 170 | 6.7K | 615 | 683 |
| 25 | Human genetics | 30 | 6.7K | 912 | 695 |
| 26 | Genetics | 141 | 6.5K | 465 | 561 |
| 27 | Psychiatry | 87 | 6.1K | 898 | 555 |
| 28 | Cell differentiation | 14 | 5.8K | 1007 | 254 |
| 29 | Cell death | 13 | 5.8K | 672 | 134 |
| 30 | Environmental Health | 156 | 5.8K | 587 | 603 |
| 31 | Cancer | 92 | 5.7K | 754 | 552 |
| 32 | Mental Disorders | 50 | 5.6K | 749 | 333 |
| 33 | Spectrum analysis | 242 | 5.6K | 481 | 749 |
| 34 | Materials | 181 | 5.2K | 1003 | 1006 |
| 35 | Chemical Engineering | 197 | 4.6K | 519 | 701 |
| 36 | environmental pollution | 115 | 4.6K | 573 | 528 |
| 37 | Bioengineering | 112 | 4.5K | 582 | 680 |
| 38 | Neurology | 180 | 4.5K | 882 | 1176 |
| 39 | Biomedical Engineering | 135 | 4.4K | 585 | 507 |
| 40 | Environmental monitoring | 84 | 4.0K | 524 | 387 |
| 41 | management | 75 | 4.0K | 603 | 488 |
| 42 | Botany | 119 | 3.9K | 723 | 722 |
| 43 | Behavior | 127 | 3.9K | 355 | 465 |
| 44 | Organometallic compounds | 147 | 3.7K | 18 | 46 |
| 45 | Organic Chemistry | 154 | 3.7K | 321 | 387 |
| 46 | Nanotechnology | 104 | 3.5K | 1016 | 1050 |
| 47 | Artificial Intelligence | 138 | 3.5K | 327 | 328 |
| 48 | Mental illness | 35 | 3.2K | 588 | 316 |
| 49 | Electrochemistry | 125 | 3.1K | 693 | 592 |
| 50 | Geology | 135 | 3.1K | 472 | 530 |
| 51 | Psychology | 207 | 3.0K | 486 | 736 |
| 52 | Materials Science | 75 | 3.0K | 1186 | 963 |
| 53 | human behavior | 99 | 2.9K | 274 | 456 |
| 54 | Marine Biology | 116 | 2.9K | 353 | 395 |
| 55 | Fuzzy systems | 84 | 2.9K | 64 | 17 |
| 56 | Environmental Management | 94 | 2.8K | 217 | 333 |
| 57 | Environmental Policy | 91 | 2.7K | 330 | 507 |
| 58 | Microbial Ecology | 55 | 2.7K | 484 | 500 |
| 59 | Operations Research | 82 | 2.7K | 303 | 247 |
| 60 | Mathematics | 297 | 2.7K | 689 | 803 |
| 61 | Biosensors | 54 | 2.7K | 127 | 146 |
| 62 | Fracture mechanics | 113 | 2.6K | 88 | 101 |
| 63 | Immunology | 49 | 2.6K | 1271 | 1071 |
| 64 | Bioelectronics | 51 | 2.5K | 90 | 124 |
| 65 | Brain | 90 | 2.5K | 503 | 608 |
| 66 | Biophysics | 131 | 2.5K | 1064 | 1269 |
| 67 | Energy Policy | 63 | 2.5K | 374 | 413 |
| 68 | Pharmaceutical Technology | 83 | 2.4K | 90 | 118 |
| 68 | catalytic activity | 83 | 2.4K | 15 | 31 |
| 70 | Economics | 159 | 2.4K | 551 | 644 |
| 71 | Oncology | 10 | 2.3K | 1547 | 737 |
| 72 | Biomass Energy | 45 | 2.3K | 543 | 449 |
| 73 | Environmental Toxicology | 35 | 2.3K | 592 | 345 |
| 74 | Molecular structure | 116 | 2.3K | 147 | 367 |
| 75 | Geochemistry | 67 | 2.3K | 473 | 494 |
| 76 | Geophysics | 83 | 2.2K | 907 | 929 |
| 77 | Renewable Energy Sources | 63 | 2.2K | 309 | 571 |
| 78 | Physiology | 86 | 2.2K | 874 | 1006 |
| 79 | Pharmaceutical Chemistry | 78 | 2.1K | 838 | 905 |
| 80 | Bioinorganic chemistry | 79 | 2.1K | 119 | 106 |
| 81 | Biochemical Engineering | 66 | 2.1K | 627 | 1039 |
| 82 | Green Chemistry | 56 | 2.1K | 276 | 341 |
| 83 | Environmental Engineering | 67 | 2.1K | 701 | 789 |
| 84 | Electrochemical Analysis | 79 | 2.0K | 126 | 144 |
| 85 | Information Science | 79 | 2.0K | 231 | 292 |
| 86 | Water pollution | 66 | 2.0K | 466 | 601 |
| 87 | environmental protection | 66 | 2.0K | 520 | 580 |
| 88 | Education | 164 | 2.0K | 381 | 467 |
| 89 | Solid State Chemistry | 122 | 1.9K | 244 | 338 |
| 90 | Schizophrenia | 50 | 1.9K | 204 | 208 |
| 91 | Neuropsychology | 82 | 1.9K | 333 | 451 |
| 92 | Plant Ecology | 62 | 1.9K | 275 | 350 |
| 93 | Bioorganic chemistry | 61 | 1.8K | 586 | 599 |
| 93 | United States | 77 | 1.8K | 955 | 916 |
| 95 | Nutrition | 65 | 1.8K | 1029 | 1061 |
| 96 | biological evolution | 52 | 1.8K | 461 | 606 |
| 97 | Business | 31 | 1.8K | 640 | 452 |
| 98 | Production Management | 15 | 1.8K | 472 | 242 |
| 99 | Medical genetics | 47 | 1.8K | 948 | 1036 |
| 100 | Neurophysiology | 82 | 1.8K | 606 | 950 |
| 101 | Epidemiology | 56 | 1.7K | 933 | 828 |
| 102 | Colloids | 46 | 1.7K | 1206 | 1041 |
| 103 | Anatomy | 87 | 1.7K | 267 | 462 |
| 104 | Surface Chemistry | 63 | 1.7K | 989 | 1012 |
| 105 | Hematology | 41 | 1.7K | 1395 | 1023 |
| 106 | Quantum Chemistry | 15 | 1.7K | 367 | 34 |
| 107 | Membranes | 37 | 1.7K | 481 | 450 |
| 108 | Wildlife conservation | 50 | 1.7K | 182 | 239 |
| 109 | actuators | 66 | 1.6K | 283 | 407 |
| 109 | transducers | 66 | 1.6K | 283 | 407 |
| 111 | Molecular Genetics | 48 | 1.6K | 410 | 495 |
| 112 | Public Health | 68 | 1.6K | 1297 | 1435 |
| 113 | Tribology | 34 | 1.6K | 240 | 116 |
| 114 | Psychophysiology | 72 | 1.6K | 614 | 850 |
| 115 | Endocrinology | 34 | 1.5K | 1157 | 1108 |
| 116 | Plant physiology | 46 | 1.5K | 534 | 633 |
| 117 | Composite Materials | 65 | 1.4K | 531 | 773 |
| 118 | Organometallic chemistry | 82 | 1.4K | 129 | 142 |
| 119 | Biodiversity conservation | 43 | 1.4K | 414 | 708 |
| 120 | Evolution | 58 | 1.4K | 373 | 589 |
| 121 | Building Materials | 36 | 1.4K | 442 | 387 |
| 122 | Food Microbiology | 26 | 1.4K | 328 | 252 |
| 123 | Clinical Chemistry | 56 | 1.4K | 692 | 821 |
| 124 | Physical Chemistry | 24 | 1.4K | 958 | 622 |
| 125 | Developmental Biology | 23 | 1.4K | 865 | 747 |
| 126 | Fisheries | 45 | 1.4K | 366 | 321 |
| 127 | Engineering Geology | 52 | 1.3K | 229 | 272 |
| 128 | Earth Sciences | 52 | 1.3K | 857 | 866 |
| 129 | alcoholism | 47 | 1.3K | 312 | 332 |
| 130 | gene mapping | 26 | 1.3K | 692 | 578 |
| 131 | Educational Psychology | 74 | 1.3K | 182 | 306 |
| 132 | Oncogenes | 13 | 1.3K | 692 | 532 |
| 133 | Geodynamics | 37 | 1.3K | 197 | 228 |
| 134 | plant communities | 38 | 1.3K | 227 | 325 |
| 135 | Statistics | 81 | 1.3K | 475 | 578 |
| 136 | Genetic engineering | 36 | 1.2K | 531 | 582 |
| 137 | reasoning | 56 | 1.2K | 5 | 13 |
| 138 | Atomic spectroscopy | 43 | 1.2K | 186 | 157 |
| 139 | Oceanography | 41 | 1.2K | 567 | 567 |
| 140 | Pharmacology | 61 | 1.2K | 1583 | 1901 |
| 141 | Europe | 138 | 1.2K | 287 | 598 |
| 142 | Fluid Mechanics | 35 | 1.2K | 508 | 342 |
| 142 | Metallurgy | 48 | 1.2K | 633 | 596 |
| 144 | Food | 50 | 1.2K | 687 | 775 |
| 145 | Biodiversity | 38 | 1.2K | 591 | 598 |
| 146 | Marine Pollution | 37 | 1.2K | 190 | 248 |
| 147 | Geomorphology | 44 | 1.2K | 230 | 347 |
| 148 | Bacteriology | 24 | 1.2K | 761 | 732 |
| 149 | Toxicology | 45 | 1.2K | 1494 | 1585 |
| 150 | food technology | 43 | 1.2K | 577 | 566 |
| 151 | Population Genetics | 38 | 1.2K | 275 | 381 |
| 152 | United Kingdom | 30 | 1.1K | 504 | 511 |
| 153 | Molecular ecology | 29 | 1.1K | 312 | 413 |
| 154 | Medical innovations | 7 | 1.1K | 772 | 437 |
| 155 | Water | 21 | 1.1K | 1068 | 942 |
| 156 | mathematical analysis | 67 | 1.1K | 541 | 393 |
| 157 | Pathology | 30 | 1.1K | 877 | 858 |
| 157 | drug addiction | 35 | 1.1K | 292 | 298 |
| 159 | Biocompatible Materials | 31 | 1.1K | 1481 | 1612 |
| 160 | Hazardous waste | 27 | 1.1K | 112 | 158 |
| 161 | Computational Chemistry | 31 | 1.1K | 73 | 160 |
| 162 | Biogeography | 34 | 1.1K | 190 | 344 |
| 163 | Metabolism | 31 | 1.1K | 1134 | 1231 |
| 164 | Cytogenetics | 17 | 1.1K | 732 | 645 |
| 164 | radioactive waste | 26 | 1.1K | 80 | 151 |
| 164 | industrial waste | 26 | 1.1K | 94 | 152 |
| 167 | Zoology | 64 | 1.1K | 487 | 549 |
| 168 | Environmental Law | 22 | 1.1K | 305 | 358 |
| 169 | Tunneling | 22 | 1.1K | 71 | 50 |
| 169 | underground construction | 22 | 1.1K | 71 | 50 |
| 171 | Proteomics | 23 | 1.1K | 288 | 249 |
| 172 | coal | 29 | 1.0K | 423 | 429 |
| 173 | Meteorites | 17 | 1.0K | 521 | 456 |
| 174 | Chemical analysis | 37 | 1.0K | 180 | 153 |
| 174 | Carbon | 15 | 1.0K | 627 | 467 |
| 174 | Learning | 42 | 1.0K | 260 | 368 |
| 177 | Medical Microbiology | 36 | 1.0K | 729 | 961 |
| 178 | Spain | 415 | 1.0K | 14 | 18 |
| 179 | Cognition | 32 | 1.0K | 531 | 493 |
| 180 | Psycholinguistics | 35 | 1.0K | 219 | 262 |
| 181 | Molecular Microbiology | 19 | 986 | 361 | 390 |
| 182 | Anthropology | 28 | 980 | 548 | 271 |
| 182 | Recombinant DNA | 32 | 980 | 328 | 318 |
| 184 | Molecular cloning | 31 | 974 | 306 | 281 |
| 184 | Genetic recombination | 31 | 974 | 298 | 274 |
| 186 | Quantum Gravity | 68 | 972 | 725 | 907 |
| 187 | Aging | 33 | 968 | 942 | 813 |
| 188 | Clinical Psychology | 18 | 964 | 618 | 531 |
| 189 | energy resources | 18 | 963 | 491 | 519 |
| 190 | Technology | 53 | 940 | 1042 | 1139 |
| 191 | Neurochemistry | 32 | 933 | 870 | 959 |
| 192 | Mineralogy | 33 | 926 | 456 | 430 |
| 193 | Industrial Microbiology | 28 | 917 | 533 | 627 |
| 194 | Geography | 111 | 916 | 275 | 628 |
| 194 | Embryology | 19 | 916 | 735 | 689 |
| 196 | Child psychology | 8 | 908 | 1054 | 545 |
| 197 | Statistical physics | 47 | 905 | 1282 | 1286 |
| 198 | Electrical Engineering | 61 | 886 | 847 | 522 |
| 199 | Numerical Analysis | 86 | 884 | 256 | 463 |
| 200 | marketing | 31 | 876 | 532 | 593 |
| 201 | Substance Abuse | 48 | 866 | 278 | 343 |
| 202 | Physical organic chemistry | 31 | 865 | 307 | 239 |
| 203 | Sustainable Engineering | 33 | 858 | 371 | 494 |
| 204 | Chromosome mapping | 22 | 857 | 690 | 632 |
| 204 | Aquaculture | 38 | 857 | 364 | 391 |
| 206 | Agricultural Chemistry | 29 | 854 | 776 | 721 |
| 207 | enzymes | 31 | 852 | 378 | 424 |
| 208 | energy conservation | 33 | 843 | 395 | 632 |
| 208 | Recycling | 9 | 843 | 272 | 167 |
| 210 | ecosystem | 26 | 839 | 398 | 499 |
| 210 | drug development | 4 | 839 | 1129 | 502 |
| 212 | Plants | 41 | 835 | 546 | 826 |
| 213 | Agriculture | 37 | 833 | 555 | 616 |
| 214 | nanoscience | 36 | 827 | 937 | 1258 |
| 215 | Animal ecology | 33 | 826 | 314 | 355 |
| 216 | Animal Behavior | 57 | 822 | 407 | 749 |
| 217 | miniaturization | 22 | 820 | 733 | 839 |
| 218 | Climate change | 14 | 814 | 540 | 847 |
| 218 | Eutrophication | 14 | 814 | 528 | 843 |
| 220 | Forest Ecology | 25 | 813 | 304 | 321 |
| 221 | Microscopy | 33 | 808 | 366 | 289 |
| 222 | Molecular evolution | 23 | 803 | 512 | 547 |
| 223 | Ceramic materials | 27 | 802 | 327 | 261 |
| 223 | Obesity | 35 | 802 | 603 | 826 |
| 225 | Rock Mechanics | 30 | 781 | 247 | 261 |
| 226 | Geriatrics | 23 | 778 | 1271 | 901 |
| 227 | Nanostructures | 7 | 777 | 1818 | 787 |
| 228 | System analysis | 32 | 774 | 709 | 599 |
| 229 | Tourism | 49 | 772 | 221 | 511 |
| 230 | Polymers | 44 | 754 | 1701 | 1892 |
| 230 | Petrology | 18 | 754 | 465 | 412 |
| 232 | Sports | 34 | 751 | 623 | 568 |
| 233 | natural products | 7 | 740 | 1408 | 424 |
| 234 | Conservation Biology | 33 | 738 | 227 | 415 |
| 234 | Nonlinear functional analysis | 27 | 738 | 291 | 192 |
| 236 | health planning | 47 | 735 | 325 | 418 |
| 237 | free radicals | 22 | 729 | 523 | 633 |
| 238 | Soil Mechanics | 26 | 728 | 404 | 396 |
| 239 | Forest Management | 24 | 724 | 302 | 311 |
| 240 | Genomics | 34 | 719 | 1081 | 1296 |
| 241 | Technological Innovations | 12 | 708 | 388 | 127 |
| 242 | Nanostructured Materials | 37 | 695 | 1153 | 1384 |
| 243 | biological factors | 6 | 692 | 1693 | 588 |
| 244 | Engineering | 71 | 690 | 776 | 1143 |
| 245 | Process Control | 13 | 681 | 362 | 370 |
| 246 | Ocean Engineering | 42 | 674 | 394 | 526 |
| 247 | Industrial Engineering | 25 | 672 | 594 | 546 |
| 248 | Power Electronics | 40 | 670 | 82 | 105 |
| 248 | finance | 19 | 670 | 992 | 648 |
| 250 | Pediatrics | 21 | 668 | 1222 | 1310 |
| 251 | Breeding | 31 | 666 | 342 | 393 |
| 252 | animals | 32 | 659 | 258 | 205 |
| 252 | arthritis | 19 | 659 | 591 | 695 |
| 254 | Functional Analysis | 18 | 656 | 585 | 293 |
| 255 | Histology | 35 | 653 | 515 | 774 |
| 255 | Leukemia | 16 | 653 | 686 | 624 |
| 257 | Social Psychology | 27 | 652 | 702 | 814 |
| 258 | Medical Laboratory Science | 22 | 643 | 762 | 844 |
| 259 | Paleogeography | 23 | 642 | 306 | 375 |
| 260 | Metals | 32 | 641 | 763 | 835 |
| 261 | Electrophoresis | 19 | 638 | 671 | 515 |
| 262 | Ophthalmology | 25 | 633 | 709 | 721 |
| 263 | Industrial Safety | 9 | 632 | 661 | 234 |
| 264 | Paleoclimatology | 20 | 626 | 437 | 470 |
| 264 | Paleoecology | 20 | 626 | 410 | 419 |
| 266 | Plant tissue culture | 23 | 624 | 149 | 152 |
| 267 | Human evolution | 14 | 623 | 180 | 159 |
| 268 | Plant cell culture | 22 | 622 | 126 | 145 |
| 269 | Neurobiology | 24 | 618 | 748 | 1034 |
| 270 | Quality Control | 21 | 617 | 507 | 437 |
| 271 | Neural circuitry | 44 | 610 | 294 | 671 |
| 272 | plant molecular biology | 10 | 606 | 996 | 889 |
| 273 | Microelectronics | 14 | 600 | 1040 | 878 |
| 273 | Smoking | 27 | 600 | 224 | 273 |
| 275 | Small Business | 11 | 596 | 349 | 378 |
| 276 | Public Policy | 19 | 594 | 636 | 547 |
| 277 | viruses | 9 | 593 | 1079 | 903 |
| 278 | Paleontology | 34 | 589 | 392 | 425 |
| 279 | Chromosomes | 16 | 588 | 389 | 384 |
| 280 | Sports Medicine | 34 | 584 | 804 | 848 |
| 281 | sanitation | 17 | 580 | 739 | 1008 |
| 282 | Metabolic diseases | 12 | 575 | 1602 | 1520 |
| 283 | Organizational change | 2 | 571 | 1056 | 147 |
| 283 | Animal genetics | 21 | 571 | 183 | 162 |
| 285 | Chemical industry | 34 | 567 | 286 | 246 |
| 286 | Econometrics | 30 | 564 | 383 | 451 |
| 287 | psychotherapy | 7 | 562 | 981 | 535 |
| 288 | Social Sciences | 71 | 561 | 600 | 850 |
| 289 | Environmental Geology | 34 | 560 | 293 | 538 |
| 290 | nucleic acids | 18 | 557 | 854 | 1116 |
| 291 | Biogeochemistry | 15 | 553 | 579 | 646 |
| 292 | Algae | 17 | 547 | 316 | 296 |
| 293 | Chromatographic analysis | 38 | 546 | 406 | 542 |
| 294 | Mining Engineering | 18 | 538 | 177 | 156 |
| 294 | Optics | 47 | 538 | 1805 | 1810 |
| 296 | Sociology | 54 | 537 | 628 | 1041 |
| 296 | Minerals | 17 | 537 | 190 | 145 |
| 298 | Manufacturing Processes | 29 | 536 | 779 | 894 |
| 299 | mammals | 14 | 532 | 455 | 277 |
| 300 | Bacterial infections | 6 | 529 | 704 | 487 |
| 301 | Intellectual disability | 18 | 526 | 308 | 263 |
| 302 | Gene expression regulation | 10 | 522 | 579 | 499 |
| 303 | Heat Exchangers | 23 | 506 | 312 | 469 |
| 304 | Respiration | 12 | 505 | 893 | 718 |
| 305 | Structural Engineering | 26 | 502 | 652 | 618 |
| 305 | Dermatology | 27 | 502 | 696 | 777 |
| 307 | Soil Science | 24 | 498 | 672 | 842 |
| 308 | Simulation Methods | 22 | 496 | 160 | 125 |
| 308 | food handling | 13 | 496 | 309 | 275 |
| 308 | polymerization | 31 | 496 | 1719 | 1928 |
| 311 | Critical Care | 11 | 491 | 1084 | 1130 |
| 312 | Critical Care Medicine | 10 | 489 | 1081 | 1121 |
| 312 | Host-parasite interactions | 4 | 489 | 1338 | 917 |
| 312 | Immunity | 4 | 489 | 2115 | 1574 |
| 315 | Optical materials | 29 | 485 | 975 | 1448 |
| 316 | mycoses | 3 | 482 | 1046 | 519 |
| 317 | Urology | 2 | 480 | 2648 | 965 |
| 317 | Scandinavia | 13 | 480 | 323 | 223 |
| 317 | Growth | 3 | 480 | 1426 | 847 |
| 320 | Ethology | 35 | 473 | 429 | 908 |
| 321 | Teaching | 65 | 472 | 210 | 477 |
| 322 | Mass Spectrometry | 17 | 471 | 545 | 506 |
| 323 | commerce | 13 | 449 | 757 | 608 |
| 324 | Chromatography | 26 | 447 | 465 | 562 |
| 325 | environmental exposure | 21 | 445 | 642 | 822 |
| 326 | Social Change | 10 | 444 | 473 | 454 |
| 327 | Mineral resources | 13 | 440 | 135 | 134 |
| 328 | Signal Transduction | 5 | 438 | 1363 | 833 |
| 329 | Mathematical Physics | 62 | 437 | 719 | 1232 |
| 330 | Developmental Disabilities | 18 | 433 | 393 | 508 |
| 331 | cell interaction | 6 | 431 | 965 | 521 |
| 332 | Environmental Geochemistry | 14 | 429 | 98 | 62 |
| 333 | Information Systems | 21 | 428 | 378 | 475 |
| 334 | Proteome | 12 | 426 | 667 | 685 |
| 335 | Regional Planning | 43 | 421 | 327 | 606 |
| 335 | DNA polymerases | 3 | 421 | 543 | 422 |
| 337 | Environmental pollutants | 14 | 418 | 1178 | 1190 |
| 338 | Solar Energy | 13 | 417 | 830 | 877 |
| 339 | Earthquake Engineering | 23 | 415 | 482 | 576 |
| 340 | Diet | 12 | 412 | 1349 | 1390 |
| 341 | computer networks | 31 | 411 | 653 | 948 |
| 342 | Waste management | 26 | 408 | 303 | 400 |
| 343 | pollutants | 13 | 403 | 969 | 1023 |
| 343 | Memory | 17 | 403 | 927 | 1063 |
| 345 | Computational Biology | 32 | 401 | 812 | 1420 |
| 346 | Electronics | 31 | 400 | 1399 | 1483 |
| 347 | Histocompatibility Testing | 10 | 395 | 313 | 130 |
| 347 | Yeast | 11 | 395 | 176 | 180 |
| 349 | Medical Technology | 8 | 391 | 1247 | 672 |
| 349 | Production Engineering | 22 | 391 | 713 | 677 |
| 351 | Sedimentology | 9 | 390 | 308 | 248 |
| 352 | Adolescent | 16 | 389 | 1017 | 894 |
| 353 | Telecommunication | 18 | 384 | 962 | 659 |
| 354 | Marine Ecology | 19 | 381 | 258 | 238 |
| 354 | Seaweed | 10 | 381 | 317 | 295 |
| 356 | sports administration | 15 | 377 | 56 | 47 |
| 357 | Wildlife management | 15 | 376 | 236 | 179 |
| 358 | Chronobiology | 4 | 374 | 385 | 104 |
| 358 | Circadian rhythms | 3 | 374 | 334 | 91 |
| 358 | biological clocks | 4 | 374 | 385 | 104 |
| 358 | Zeolites | 14 | 374 | 363 | 442 |
| 358 | circadian rhythm | 4 | 374 | 385 | 104 |
| 358 | biological rhythms | 4 | 374 | 348 | 101 |
| 364 | gastrointestinal tract | 3 | 372 | 375 | 100 |
| 365 | Cosmochemistry | 15 | 371 | 377 | 473 |
| 365 | Financial Institutions | 6 | 371 | 253 | 95 |
| 367 | Information Technology | 27 | 366 | 678 | 867 |
| 367 | Public Administration | 23 | 366 | 468 | 448 |
| 369 | Psychopharmacology | 15 | 365 | 855 | 1087 |
| 370 | Biomass | 8 | 364 | 314 | 337 |
| 371 | Food additives | 8 | 363 | 789 | 611 |
| 372 | dietary supplements | 3 | 362 | 958 | 264 |
| 373 | Extracellular matrix | 5 | 359 | 217 | 154 |
| 373 | collagen | 5 | 359 | 232 | 164 |
| 375 | Diagnostic microbiology | 9 | 356 | 938 | 1187 |
| 376 | Photonics | 13 | 355 | 1000 | 1134 |
| 377 | Mechanical Engineering | 20 | 353 | 1163 | 861 |
| 378 | Genetic Toxicology | 5 | 352 | 376 | 258 |
| 378 | Calorimetry | 15 | 352 | 431 | 292 |
| 378 | Thermal analysis | 15 | 352 | 431 | 292 |
| 381 | Crystallography | 41 | 351 | 420 | 501 |
| 382 | Gerontology | 16 | 346 | 919 | 784 |
| 383 | Algebra | 60 | 342 | 256 | 378 |
| 383 | Municipal Engineering | 19 | 342 | 27 | 50 |
| 385 | Surface-Active Agents | 6 | 335 | 848 | 570 |
| 385 | Surface properties | 6 | 335 | 924 | 644 |
| 387 | Radio | 24 | 332 | 218 | 240 |
| 387 | violence | 15 | 332 | 382 | 440 |
| 389 | Child welfare | 17 | 330 | 396 | 398 |
| 390 | Radio waves | 23 | 328 | 63 | 53 |
| 391 | Transportation | 20 | 327 | 655 | 847 |
| 392 | Hydrology | 18 | 321 | 1223 | 1363 |
| 392 | Organic Geochemistry | 10 | 321 | 173 | 248 |
| 392 | Trace elements | 14 | 321 | 39 | 87 |
| 395 | Measurement | 12 | 320 | 612 | 455 |
| 396 | Carcinogenesis | 11 | 317 | 520 | 665 |
| 397 | Community Psychology | 5 | 316 | 453 | 329 |
| 397 | Genetic regulation | 4 | 316 | 1291 | 942 |
| 399 | Health Education | 11 | 315 | 1118 | 834 |
| 400 | Automation | 43 | 314 | 371 | 983 |
| 401 | Nervous system | 13 | 313 | 1466 | 1864 |
| 402 | Health Policy | 16 | 312 | 1101 | 1218 |
| 402 | Hormones | 17 | 312 | 596 | 865 |
| 402 | hydrocolloids | 7 | 312 | 409 | 440 |
| 405 | Medical Anthropology | 7 | 311 | 947 | 895 |
| 406 | Ore deposits | 14 | 309 | 213 | 253 |
| 407 | proteins | 12 | 304 | 1337 | 1290 |
| 408 | Crystal growth | 19 | 301 | 351 | 509 |
| 409 | Sedimentary rocks | 15 | 300 | 195 | 315 |
| 410 | Structural dynamics | 18 | 299 | 426 | 642 |
| 411 | Oxidative stress | 6 | 298 | 903 | 759 |
| 411 | Radio wave propagation | 24 | 298 | 182 | 219 |
| 411 | cell physiology | 6 | 298 | 1365 | 1252 |
| 414 | Neurolinguistics | 11 | 297 | 192 | 272 |
| 414 | Attention | 10 | 297 | 1223 | 1145 |
| 416 | Economic History | 43 | 296 | 993 | 1452 |
| 417 | probabilities | 26 | 295 | 498 | 465 |
| 418 | transport vesicles | 3 | 293 | 241 | 349 |
| 419 | Nonlinear Dynamics | 14 | 292 | 1305 | 1302 |
| 420 | Therapeutics | 14 | 288 | 982 | 1362 |
| 420 | Microwaves | 25 | 288 | 367 | 274 |
| 420 | Australia | 18 | 288 | 742 | 732 |
| 423 | Developmental Genetics | 3 | 285 | 669 | 593 |
| 423 | vibration | 21 | 285 | 409 | 566 |
| 423 | viral genetics | 2 | 285 | 490 | 481 |
| 426 | Dynamics | 16 | 283 | 893 | 706 |
| 427 | Latin America | 93 | 282 | 151 | 275 |
| 428 | Plant genetic engineering | 5 | 281 | 873 | 625 |
| 428 | economic policy | 18 | 281 | 1125 | 913 |
| 430 | Microbial Metabolism | 2 | 280 | 311 | 62 |
| 430 | Diabetes | 10 | 280 | 1552 | 1887 |
| 432 | Reading | 22 | 279 | 147 | 233 |
| 433 | Homeostasis | 2 | 278 | 682 | 842 |
| 433 | Cell metabolism | 2 | 278 | 1066 | 888 |
| 433 | Exercise | 11 | 278 | 736 | 567 |
| 436 | Rheumatology | 8 | 277 | 960 | 917 |
| 436 | Water quality management | 16 | 277 | 784 | 865 |
| 438 | Chemical processes | 8 | 276 | 353 | 223 |
| 438 | Social behavior | 13 | 276 | 550 | 706 |
| 440 | Japan | 27 | 275 | 658 | 795 |
| 441 | Metallography | 16 | 274 | 284 | 356 |
| 442 | International Finance | 21 | 273 | 561 | 803 |
| 442 | Quality of life | 21 | 273 | 436 | 926 |
| 444 | Plant cells | 7 | 272 | 898 | 1211 |
| 445 | Engineering Mathematics | 25 | 271 | 908 | 963 |
| 446 | Neuropsychiatry | 11 | 270 | 479 | 551 |
| 447 | Agricultural Ecology | 9 | 269 | 717 | 905 |
| 448 | Phytotherapy | 3 | 268 | 1066 | 367 |
| 449 | brewing | 15 | 267 | 71 | 63 |
| 450 | Strategic planning | 7 | 265 | 473 | 348 |
| 450 | Microorganisms | 11 | 265 | 674 | 952 |
| 452 | mutagens | 8 | 264 | 555 | 694 |
| 453 | Fermentation | 14 | 262 | 92 | 85 |
| 453 | Dyslexia | 11 | 262 | 29 | 57 |
| 455 | Computational Fluid Dynamics | 7 | 256 | 448 | 277 |
| 456 | Corporate governance | 7 | 255 | 310 | 236 |
| 456 | Transplantation | 4 | 255 | 1356 | 1055 |
| 458 | Data Mining | 12 | 254 | 814 | 945 |
| 459 | Morphology | 17 | 253 | 283 | 361 |
| 459 | Wireless Communication Systems | 24 | 253 | 687 | 901 |
| 461 | Telecommunications | 3 | 252 | 974 | 180 |
| 462 | environmental indicators | 12 | 251 | 492 | 750 |
| 462 | personality | 11 | 251 | 792 | 1003 |
| 464 | disease outbreaks | 13 | 250 | 220 | 357 |
| 464 | Epidemics | 13 | 250 | 215 | 355 |
| 466 | Diabetes mellitus | 8 | 246 | 1678 | 1943 |
| 467 | Ethnobotany | 2 | 245 | 331 | 100 |
| 467 | Real-time Data Processing | 5 | 245 | 74 | 37 |
| 467 | Traditional medicine | 2 | 245 | 447 | 112 |
| 467 | ethnobiology | 2 | 245 | 365 | 111 |
| 467 | Ethnomedicine | 2 | 245 | 260 | 100 |
| 472 | Plastics | 9 | 243 | 1173 | 901 |
| 473 | Remote Sensing | 9 | 242 | 945 | 537 |
| 473 | child abuse | 5 | 242 | 700 | 541 |
| 473 | natural disasters | 13 | 242 | 565 | 775 |
| 476 | gene therapy | 8 | 241 | 828 | 993 |
| 477 | genome | 7 | 240 | 1284 | 1494 |
| 478 | clay | 12 | 238 | 299 | 550 |
| 479 | Animal Physiology | 8 | 236 | 81 | 88 |
| 479 | Natural selection | 8 | 236 | 81 | 88 |
| 479 | Immunogenetics | 8 | 236 | 482 | 466 |
| 479 | Social work | 9 | 236 | 869 | 552 |
| 479 | Cerebral cortex | 7 | 236 | 720 | 776 |
| 479 | genetic selection | 8 | 236 | 81 | 88 |
| 485 | Natural resources | 10 | 235 | 400 | 495 |
| 485 | Parasitology | 12 | 235 | 1526 | 1504 |
| 487 | locomotion | 1 | 234 | 1362 | 384 |
| 487 | posture | 1 | 234 | 1362 | 384 |
| 487 | gait | 1 | 234 | 1362 | 384 |
| 487 | walking | 1 | 234 | 1362 | 384 |
| 491 | Mental Health | 12 | 232 | 870 | 854 |
| 492 | Speech Disorders | 13 | 231 | 507 | 611 |
| 492 | city planning | 31 | 231 | 419 | 846 |
| 494 | Comparative Physiology | 7 | 229 | 615 | 502 |
| 494 | Neuropharmacology | 8 | 229 | 322 | 355 |
| 496 | Language Disorders | 24 | 226 | 255 | 433 |
| 496 | Metacognition | 5 | 226 | 26 | 32 |
| 498 | Systems Analysis | 7 | 225 | 782 | 502 |
| 499 | amino acids | 12 | 223 | 165 | 318 |
| 500 | Archaeology | 26 | 222 | 476 | 676 |
| 500 | Post-traumatic stress disorder | 5 | 222 | 624 | 492 |
| 500 | hygiene | 7 | 222 | 300 | 220 |
| 503 | calcification | 7 | 221 | 363 | 402 |
| 504 | Plant Genetics | 1 | 220 | 1332 | 604 |
| 504 | Environmental Chemistry | 13 | 220 | 1141 | 1846 |
| 504 | Marriage | 4 | 220 | 454 | 233 |
| 504 | Bones | 7 | 220 | 755 | 746 |
| 508 | Medical Oncology | 7 | 219 | 1714 | 1588 |
| 508 | Entrepreneurship | 7 | 219 | 680 | 780 |
| 510 | local government | 3 | 218 | 377 | 155 |
| 510 | Nanoparticles | 12 | 218 | 1071 | 1351 |
| 510 | language | 5 | 218 | 681 | 463 |
| 513 | Sleep Disorders | 11 | 216 | 1080 | 1133 |
| 513 | Stem cells | 13 | 216 | 936 | 1348 |
| 515 | paraphilias | 3 | 215 | 191 | 82 |
| 515 | Marriage counseling | 3 | 215 | 338 | 167 |
| 515 | Speech | 5 | 215 | 785 | 590 |
| 518 | carcinogens | 5 | 212 | 928 | 856 |
| 519 | Differential Equations | 15 | 211 | 439 | 463 |
| 520 | Writing | 16 | 210 | 48 | 122 |
| 521 | Vocational guidance | 9 | 209 | 501 | 576 |
| 522 | Ion Exchange | 30 | 207 | 15 | 52 |
| 522 | Solvent extraction | 30 | 207 | 15 | 52 |
| 524 | Image Processing | 10 | 206 | 1312 | 1384 |
| 524 | DNA methylation | 6 | 206 | 161 | 203 |
| 526 | Informatics | 11 | 205 | 437 | 556 |
| 527 | Enzyme | 5 | 204 | 393 | 392 |
| 528 | biological monitoring | 7 | 202 | 286 | 300 |
| 529 | Aggression | 4 | 201 | 419 | 333 |
| 529 | Sleep | 10 | 201 | 1144 | 1176 |
| 531 | Ceramics | 15 | 199 | 767 | 978 |
| 532 | Meteorology | 9 | 198 | 1730 | 2110 |
| 532 | Community Psychiatry | 8 | 198 | 640 | 749 |
| 532 | Birds | 16 | 198 | 580 | 609 |
| 535 | Histochemistry | 13 | 197 | 548 | 718 |
| 535 | Child | 19 | 197 | 1159 | 1678 |
| 535 | microwave antennas | 11 | 197 | 162 | 133 |
| 535 | Ornithology | 16 | 197 | 448 | 521 |
| 539 | Steroids | 10 | 195 | 609 | 737 |
| 539 | eugenics | 14 | 195 | 201 | 308 |
| 541 | Interfaces | 14 | 194 | 48 | 104 |
| 542 | behavior modification | 9 | 193 | 228 | 367 |
| 543 | Orthopedics | 6 | 191 | 1452 | 1187 |
| 544 | Computer Graphics | 6 | 189 | 1394 | 1041 |
| 545 | Cybernetics | 6 | 188 | 1093 | 857 |
| 545 | Immunotherapy | 8 | 188 | 1442 | 1819 |
| 545 | Cellular senescence | 4 | 188 | 713 | 618 |
| 548 | Cardiovascular system | 4 | 187 | 1777 | 1924 |
| 548 | Communication | 48 | 187 | 413 | 1093 |
| 548 | Genetic therapy | 9 | 187 | 863 | 1212 |
| 551 | freshwater biology | 9 | 186 | 568 | 615 |
| 551 | Phylogeny | 11 | 186 | 466 | 819 |
| 553 | Experimental Psychology | 16 | 185 | 223 | 399 |
| 553 | Heterocyclic compounds | 14 | 185 | 452 | 386 |
| 553 | Developing countries | 7 | 185 | 1897 | 1574 |
| 556 | Plant breeding | 15 | 184 | 332 | 522 |
| 557 | Clinical Immunology | 11 | 182 | 797 | 1049 |
| 557 | Orthopedic Surgery | 4 | 182 | 917 | 581 |
| 557 | Antioxidants | 6 | 182 | 589 | 853 |
| 557 | Antigens | 5 | 182 | 873 | 719 |
| 561 | Immunopathology | 9 | 181 | 989 | 1216 |
| 561 | Infections | 9 | 181 | 801 | 1242 |
| 563 | Research Design | 12 | 180 | 607 | 914 |
| 563 | environmental auditing | 8 | 180 | 77 | 227 |
| 565 | Regional Economics | 15 | 179 | 100 | 241 |
| 566 | Swarm Intelligence | 5 | 178 | 148 | 164 |
| 566 | individual differences | 7 | 178 | 146 | 208 |
| 566 | infection | 8 | 178 | 1284 | 1516 |
| 566 | Nonprofit organizations | 7 | 178 | 181 | 162 |
| 570 | pottery | 9 | 175 | 741 | 911 |
| 571 | Paleoceanography | 5 | 174 | 178 | 262 |
| 571 | Liposomes | 12 | 174 | 204 | 380 |
| 571 | Lipid bilayers | 11 | 174 | 189 | 339 |
| 571 | Glass | 8 | 174 | 826 | 930 |
| 571 | plankton | 7 | 174 | 100 | 134 |
| 571 | Psychiatric Epidemiology | 5 | 174 | 442 | 458 |
| 577 | Magnetic Materials | 15 | 173 | 747 | 1132 |
| 577 | Marine resources | 10 | 173 | 307 | 410 |
| 579 | Behavioral Genetics | 11 | 171 | 103 | 230 |
| 579 | Transport | 11 | 171 | 275 | 480 |
| 581 | Clinical Pharmacology | 6 | 169 | 1332 | 1203 |
| 581 | Nuclear Fusion | 21 | 169 | 261 | 387 |
| 583 | Labor Economics | 2 | 168 | 731 | 340 |
| 583 | fertility | 7 | 168 | 919 | 1102 |
| 585 | synthesis | 11 | 167 | 550 | 436 |
| 586 | Corporate Social Responsibility | 7 | 166 | 93 | 248 |
| 587 | Linguistics | 41 | 165 | 355 | 739 |
| 587 | Environmental Microbiology | 5 | 165 | 1275 | 1475 |
| 587 | histological techniques | 5 | 165 | 639 | 736 |
| 587 | Aquatic ecology | 13 | 165 | 437 | 672 |
| 591 | Pharmacogenetics | 8 | 164 | 751 | 1001 |
| 591 | Planets | 6 | 164 | 1398 | 1615 |
| 593 | Probiotics | 1 | 163 | 506 | 47 |
| 594 | Green Technology | 12 | 161 | 73 | 154 |
| 594 | Entomology | 14 | 161 | 1375 | 1478 |
| 596 | libraries | 1 | 158 | 1596 | 245 |
| 597 | Human-Computer Interaction | 18 | 157 | 475 | 1036 |
| 597 | industrial relations | 28 | 157 | 195 | 459 |
| 599 | soil microbiology | 4 | 156 | 1500 | 1665 |
| 600 | Software Engineering | 12 | 155 | 518 | 586 |
| 600 | Ecological Engineering | 8 | 155 | 325 | 611 |
| 600 | Landslides | 4 | 155 | 227 | 231 |
| 600 | recreation | 11 | 155 | 331 | 307 |
| 604 | Landscape Ecology | 4 | 154 | 467 | 420 |
| 604 | Computer Vision | 4 | 154 | 1196 | 1097 |
| 604 | Information Retrieval | 3 | 154 | 558 | 370 |
| 607 | Learning disabilities | 13 | 153 | 363 | 507 |
| 608 | mutation | 8 | 151 | 377 | 668 |
| 608 | Virulence | 4 | 151 | 1257 | 1541 |
| 610 | Chemical Ecology | 5 | 150 | 473 | 507 |
| 610 | Sea | 10 | 150 | 258 | 429 |
| 610 | Fishery resources | 10 | 150 | 292 | 473 |
| 613 | Adolescent Psychology | 8 | 148 | 531 | 666 |
| 614 | Ecological Genetics | 13 | 146 | 216 | 334 |
| 614 | Fishery management | 10 | 146 | 490 | 581 |
| 614 | Visual Perception | 7 | 146 | 1446 | 1663 |
| 614 | hazard mitigation | 7 | 146 | 616 | 696 |
| 614 | vitamin C | 5 | 146 | 293 | 408 |
| 614 | Perception | 7 | 146 | 1610 | 1826 |
| 614 | vitamin E | 5 | 146 | 293 | 408 |
| 614 | Oxidation-reduction | 3 | 146 | 990 | 1030 |
| 622 | Social policy | 11 | 145 | 524 | 547 |
| 623 | color | 2 | 144 | 418 | 116 |
| 624 | Physical Geography | 4 | 143 | 568 | 347 |
| 625 | Fluid Dynamics | 8 | 142 | 842 | 895 |
| 625 | Infertility | 4 | 142 | 1162 | 1117 |
| 627 | Petroleum Geology | 8 | 141 | 348 | 463 |
| 627 | Parasitic Diseases | 9 | 141 | 1517 | 1957 |
| 627 | heredity | 14 | 141 | 243 | 485 |
| 630 | Logistics | 6 | 140 | 355 | 461 |
| 630 | Molecules | 7 | 140 | 1270 | 1125 |
| 632 | Marine Geology | 6 | 139 | 463 | 472 |
| 632 | Drug design | 6 | 139 | 1445 | 1593 |
| 634 | Pharmacognosy | 3 | 138 | 2227 | 1852 |
| 634 | Mechatronics | 4 | 138 | 697 | 416 |
| 634 | Radiation effects | 7 | 138 | 384 | 579 |
| 637 | Sustainable Development | 11 | 136 | 1143 | 1801 |
| 637 | Enteral nutrition | 7 | 136 | 659 | 924 |
| 637 | Parenteral nutrition | 7 | 136 | 837 | 1140 |
| 640 | Bioinformatics | 8 | 135 | 1544 | 1889 |
| 640 | Vaccines | 3 | 135 | 2405 | 1775 |
| 642 | Nuclear Engineering | 20 | 134 | 531 | 679 |
| 642 | Translation | 11 | 134 | 33 | 26 |
| 642 | fusion reactors | 20 | 134 | 172 | 235 |
| 645 | adolescence | 5 | 133 | 780 | 762 |
| 646 | Computational Intelligence | 1 | 132 | 2148 | 455 |
| 646 | Mechanics | 15 | 132 | 605 | 820 |
| 648 | X-ray crystallography | 6 | 131 | 515 | 398 |
| 648 | Tropical Medicine | 10 | 131 | 1204 | 1448 |
| 650 | Crystallization | 10 | 130 | 261 | 259 |
| 650 | Geriatric Oncology | 2 | 130 | 931 | 592 |
| 652 | Emergency Medicine | 16 | 129 | 746 | 1209 |
| 652 | drug control | 1 | 129 | 784 | 309 |
| 654 | soil conservation | 8 | 128 | 425 | 664 |
| 654 | China | 42 | 128 | 672 | 2299 |
| 656 | Systems Engineering | 14 | 127 | 1064 | 1452 |
| 656 | Geriatric Psychiatry | 3 | 127 | 1374 | 1022 |
| 656 | Hypertension | 3 | 127 | 2064 | 2113 |
| 656 | Land use | 8 | 127 | 732 | 1049 |
| 656 | investigative techniques | 3 | 127 | 124 | 115 |
| 661 | Plant Morphology | 8 | 126 | 325 | 399 |
| 661 | rehabilitation | 15 | 126 | 1084 | 2007 |
| 663 | Foraminifera | 9 | 125 | 23 | 57 |
| 664 | Antibacterial agents | 5 | 124 | 614 | 759 |
| 665 | Nanochemistry | 6 | 123 | 1023 | 800 |
| 665 | Mental Health Services | 3 | 123 | 1599 | 1026 |
| 667 | Simulation | 3 | 122 | 196 | 148 |
| 667 | Health promotion | 6 | 122 | 1254 | 1358 |
| 667 | feeding behavior | 15 | 122 | 286 | 757 |
| 667 | theoretical models | 3 | 122 | 196 | 148 |
| 671 | Health | 8 | 121 | 1728 | 2108 |
| 671 | Cardiovascular diseases | 7 | 121 | 1328 | 1397 |
| 671 | antibiotics | 9 | 121 | 206 | 336 |
| 674 | Marine Biotechnology | 3 | 120 | 268 | 220 |
| 674 | Electromagnetism | 10 | 120 | 399 | 444 |
| 674 | Reproduction | 8 | 120 | 1858 | 2231 |
| 677 | drugs | 8 | 119 | 1702 | 2118 |
| 678 | Law and Economics | 4 | 118 | 248 | 126 |
| 678 | Antarctica | 8 | 118 | 322 | 327 |
| 680 | Nondestructive testing | 6 | 117 | 525 | 481 |
| 680 | Combinatorial chemistry | 5 | 117 | 772 | 978 |
| 680 | Light | 1 | 117 | 1935 | 1322 |
| 680 | Lipids | 5 | 117 | 1260 | 1566 |
| 680 | Digestive system diseases | 3 | 117 | 1237 | 974 |
| 685 | sedimentary basins | 4 | 115 | 188 | 209 |
| 685 | Raman spectroscopy | 6 | 115 | 628 | 743 |
| 685 | ports | 6 | 115 | 163 | 196 |
| 685 | pheromones | 4 | 115 | 499 | 563 |
| 685 | rare diseases | 4 | 115 | 699 | 689 |
| 690 | Forecasting | 6 | 114 | 385 | 453 |
| 691 | Nursing | 7 | 113 | 1519 | 1248 |
| 691 | Developmental Immunology | 2 | 113 | 1210 | 783 |
| 693 | Cognitive Science | 4 | 112 | 1584 | 1463 |
| 693 | energy development | 5 | 112 | 688 | 884 |
| 695 | Radiation | 9 | 111 | 1576 | 1846 |
| 695 | dissociative disorders | 3 | 111 | 104 | 75 |
| 697 | Computer Engineering | 6 | 110 | 555 | 483 |
| 697 | Evolutionary Computation | 5 | 110 | 237 | 368 |
| 697 | Environmental risk assessment | 4 | 110 | 365 | 299 |
| 697 | ethanol | 5 | 110 | 389 | 416 |
| 701 | Cognitive neuroscience | 3 | 109 | 1100 | 1076 |
| 701 | Iron | 8 | 109 | 270 | 326 |
| 701 | sex crimes | 6 | 109 | 450 | 498 |
| 701 | econometric models | 9 | 109 | 249 | 548 |
| 705 | behavioral medicine | 8 | 107 | 865 | 1540 |
| 705 | Metallic Glasses | 8 | 107 | 253 | 416 |
| 705 | behavior therapy | 7 | 107 | 592 | 784 |
| 705 | Liquid chromatography | 14 | 107 | 157 | 259 |
| 709 | Combustion | 5 | 105 | 1152 | 1195 |
| 709 | biological invasions | 6 | 105 | 478 | 629 |
| 711 | curriculum evaluation | 8 | 104 | 158 | 237 |
| 711 | Plant diseases | 7 | 104 | 1601 | 1731 |
| 711 | Appetite | 13 | 104 | 281 | 738 |
| 714 | Herbal medicine | 3 | 103 | 816 | 841 |
| 715 | Smart Materials | 5 | 102 | 818 | 823 |
| 715 | Industry | 1 | 102 | 528 | 389 |
| 715 | Detectors | 10 | 102 | 443 | 413 |
| 718 | Plant hormones | 7 | 101 | 163 | 333 |
| 719 | occupational diseases | 10 | 100 | 507 | 1025 |
| 719 | health services | 6 | 100 | 854 | 976 |
| 721 | Child Development | 9 | 99 | 1353 | 2118 |
| 721 | Human Resources | 3 | 99 | 475 | 532 |
| 723 | fuel cells | 5 | 98 | 1190 | 1455 |
| 723 | Diplomatic relations | 2 | 98 | 1085 | 258 |
| 723 | European Union | 2 | 98 | 244 | 132 |
| 726 | Microbial Biotechnology | 8 | 97 | 541 | 1001 |
| 726 | ethnicity | 3 | 97 | 804 | 413 |
| 728 | Ergonomics | 4 | 96 | 1071 | 860 |
| 728 | innovation | 4 | 96 | 599 | 816 |
| 728 | Allergy | 2 | 96 | 1817 | 1834 |
| 731 | Dentistry | 8 | 95 | 506 | 504 |
| 731 | health and race | 2 | 95 | 345 | 187 |
| 731 | ethnic groups | 2 | 95 | 464 | 249 |
| 734 | Cognitive Psychology | 4 | 94 | 387 | 292 |
| 734 | Adolescent Medicine | 2 | 94 | 965 | 1070 |
| 734 | Sustainable agriculture | 3 | 94 | 886 | 705 |
| 734 | plasticity | 1 | 94 | 640 | 498 |
| 734 | supercritical fluids | 3 | 94 | 440 | 455 |
| 734 | Sites | 6 | 94 | 427 | 708 |
| 740 | Magnetic Resonance Spectroscopy | 9 | 93 | 856 | 1101 |
| 741 | Structural design | 4 | 92 | 869 | 789 |
| 741 | Boundary Value Problems | 6 | 92 | 245 | 117 |
| 741 | Antenna Arrays | 6 | 92 | 88 | 52 |
| 741 | Classification | 5 | 92 | 185 | 217 |
| 745 | protein | 4 | 91 | 1358 | 1382 |
| 746 | Telecommunication Systems | 5 | 90 | 1501 | 1361 |
| 747 | reforestation | 5 | 89 | 110 | 119 |
| 747 | afforestation | 5 | 89 | 110 | 119 |
| 747 | Library Science | 2 | 89 | 1901 | 540 |
| 747 | Urban Areas | 11 | 89 | 52 | 175 |
| 747 | Quantum theory | 7 | 89 | 791 | 920 |
| 752 | Control Theory | 5 | 88 | 1625 | 1419 |
| 752 | Synchrotron Radiation | 6 | 88 | 297 | 359 |
| 752 | Computational Complexity | 6 | 88 | 864 | 715 |
| 752 | Transgenic plants | 3 | 88 | 569 | 622 |
| 756 | Analytical Biochemistry | 8 | 86 | 1286 | 1978 |
| 756 | infrared radiation | 4 | 86 | 621 | 436 |
| 756 | Calculus of Variations | 3 | 86 | 598 | 370 |
| 756 | Respiratory system | 3 | 86 | 762 | 727 |
| 756 | eye | 3 | 86 | 222 | 493 |
| 756 | Vision | 3 | 86 | 759 | 808 |
| 756 | organization | 1 | 86 | 1419 | 897 |
| 756 | Europa | 5 | 86 | 434 | 505 |
| 764 | Robotics | 7 | 85 | 1289 | 1635 |
| 764 | Physical fitness | 7 | 85 | 784 | 1089 |
| 764 | disabilities | 5 | 85 | 651 | 760 |
| 767 | Food service management | 5 | 84 | 270 | 577 |
| 767 | land degradation | 6 | 84 | 302 | 576 |
| 767 | body temperature | 3 | 84 | 551 | 433 |
| 767 | degradation | 6 | 84 | 302 | 576 |
| 771 | Mobile Computing | 10 | 83 | 553 | 865 |
| 771 | Thermodynamics | 14 | 83 | 513 | 866 |
| 771 | Journalism | 8 | 83 | 325 | 311 |
| 771 | Systems Biology | 5 | 83 | 1581 | 1680 |
| 771 | Geodesy | 3 | 83 | 938 | 734 |
| 771 | Thermochemistry | 14 | 83 | 212 | 480 |
| 771 | Biotransformation | 4 | 83 | 86 | 70 |
| 778 | Feminism | 14 | 81 | 214 | 390 |
| 778 | Language Arts | 22 | 81 | 10 | 38 |
| 780 | foreign exchange | 3 | 80 | 406 | 453 |
| 780 | drug abuse | 6 | 80 | 483 | 660 |
| 782 | Coastal zone management | 5 | 79 | 552 | 742 |
| 782 | Employee selection | 2 | 79 | 189 | 139 |
| 782 | Parasites | 5 | 79 | 1591 | 1746 |
| 785 | Agricultural Engineering | 4 | 78 | 476 | 500 |
| 786 | Dance | 8 | 76 | 164 | 79 |
| 786 | Bioethics | 6 | 76 | 728 | 740 |
| 786 | Medical Ethics | 6 | 76 | 932 | 937 |
| 786 | Water chemistry | 3 | 76 | 365 | 310 |
| 790 | Sexual health | 3 | 75 | 905 | 727 |
| 791 | Dietetics | 3 | 73 | 1013 | 756 |
| 791 | Alternative Medicine | 2 | 73 | 2831 | 2168 |
| 791 | complementary therapies | 2 | 73 | 3136 | 2257 |
| 791 | Mycology | 5 | 73 | 1577 | 1917 |
| 791 | Astrocytes | 1 | 73 | 960 | 906 |
| 791 | Chemical structure | 8 | 73 | 230 | 313 |
| 797 | nuclear magnetic resonance spectroscopy | 6 | 72 | 647 | 755 |
| 797 | water supply | 2 | 72 | 1368 | 1259 |
| 797 | Solutions | 2 | 72 | 595 | 327 |
| 797 | NMR | 6 | 72 | 430 | 479 |
| 801 | Hydrogeology | 6 | 71 | 537 | 736 |
| 801 | Emergency Medical Services | 12 | 71 | 321 | 800 |
| 801 | Biopharmaceutics | 2 | 71 | 1863 | 1606 |
| 801 | Family Therapy | 6 | 71 | 551 | 670 |
| 801 | machinery | 3 | 71 | 991 | 787 |
| 801 | data collection | 4 | 71 | 1250 | 1427 |
| 801 | forest policy | 4 | 71 | 327 | 386 |
| 808 | Land Use Planning | 4 | 70 | 339 | 492 |
| 808 | biomedicine | 3 | 70 | 1099 | 1151 |
| 810 | Neuroendocrinology | 1 | 69 | 338 | 334 |
| 810 | Formal Languages | 2 | 69 | 361 | 107 |
| 810 | Neurons | 1 | 69 | 1201 | 1478 |
| 813 | nursing ethics | 4 | 68 | 195 | 285 |
| 813 | Personality Disorders | 3 | 68 | 313 | 371 |
| 813 | Bone diseases | 2 | 68 | 789 | 741 |
| 813 | software | 7 | 68 | 606 | 1322 |
| 817 | economic analysis | 3 | 67 | 275 | 186 |
| 818 | Stochastic Processes | 10 | 66 | 504 | 853 |
| 818 | Powder Metallurgy | 3 | 66 | 457 | 164 |
| 818 | Water Purification | 7 | 66 | 800 | 1261 |
| 818 | Women's health | 4 | 66 | 1426 | 1540 |
| 822 | Climatology | 5 | 65 | 1743 | 2254 |
| 822 | Regionalism | 7 | 65 | 102 | 215 |
| 822 | Fractals | 8 | 65 | 835 | 1354 |
| 822 | Fungi | 4 | 65 | 1102 | 1417 |
| 826 | Neurogenetics | 3 | 64 | 345 | 441 |
| 826 | Cosmology | 6 | 64 | 1286 | 1252 |
| 826 | Signal Processing | 4 | 64 | 2113 | 2063 |
| 826 | drug therapy | 6 | 64 | 2186 | 3251 |
| 830 | Maternal health services | 2 | 63 | 659 | 572 |
| 830 | polar regions | 3 | 63 | 835 | 807 |
| 832 | Experimental Design | 1 | 62 | 609 | 367 |
| 832 | Clinical Biochemistry | 4 | 62 | 1498 | 1704 |
| 832 | Nanobiotechnology | 1 | 62 | 969 | 749 |
| 832 | Biometrics | 5 | 62 | 1017 | 1268 |
| 836 | economic forecasting | 1 | 61 | 752 | 477 |
| 836 | Medicinal plants | 1 | 61 | 2838 | 2123 |
| 836 | Advertising | 1 | 61 | 698 | 512 |
| 836 | Germany | 5 | 61 | 585 | 339 |
| 836 | Culture | 5 | 61 | 943 | 827 |
| 836 | Decision making | 11 | 61 | 788 | 1736 |
| 842 | Ichnology | 2 | 60 | 107 | 80 |
| 842 | Trace fossils | 2 | 60 | 107 | 80 |
| 842 | Ultrasonics | 3 | 60 | 1302 | 1680 |
| 842 | venom | 2 | 60 | 1315 | 1048 |
| 842 | Toxins | 2 | 60 | 1454 | 1159 |
| 847 | preventive medicine | 3 | 59 | 1690 | 2007 |
| 847 | Diagnostic Imaging | 5 | 59 | 2144 | 2521 |
| 847 | transgenic organisms | 2 | 59 | 412 | 473 |
| 847 | transgenic animals | 2 | 59 | 388 | 456 |
| 847 | Entropy | 9 | 59 | 560 | 1070 |
| 852 | Paleobiology | 6 | 58 | 247 | 284 |
| 852 | Neuroimmunology | 3 | 58 | 874 | 1270 |
| 852 | Mitochondria | 3 | 58 | 370 | 496 |
| 855 | Psychoneuroimmunology | 2 | 57 | 999 | 1182 |
| 855 | Psychometrics | 5 | 57 | 385 | 547 |
| 857 | Drying | 5 | 56 | 308 | 493 |
| 857 | Business Ethics | 2 | 56 | 1231 | 1465 |
| 857 | forestry | 3 | 56 | 277 | 306 |
| 857 | ozone | 2 | 56 | 196 | 133 |
| 861 | Industrial Policy | 4 | 55 | 494 | 654 |
| 861 | civilization | 65 | 55 | 151 | 414 |
| 863 | international cooperation | 7 | 54 | 364 | 860 |
| 864 | Civil Engineering | 12 | 53 | 1100 | 1640 |
| 864 | Fuzzy Logic | 7 | 53 | 35 | 121 |
| 864 | Fuzzy Sets | 7 | 53 | 22 | 99 |
| 864 | medical education | 7 | 53 | 1550 | 2264 |
| 864 | Fuzzy algorithms | 7 | 53 | 22 | 99 |
| 864 | Maps | 11 | 53 | 51 | 153 |
| 870 | Materials Engineering | 9 | 52 | 317 | 714 |
| 870 | Cryptography | 6 | 52 | 448 | 542 |
| 870 | Oral Medicine | 5 | 52 | 653 | 595 |
| 870 | Mutagenesis | 3 | 52 | 539 | 582 |
| 870 | Bipolar Disorder | 1 | 52 | 734 | 618 |
| 870 | Social Media | 1 | 52 | 458 | 226 |
| 870 | Coding Theory | 6 | 52 | 249 | 301 |
| 870 | Sonochemistry | 2 | 52 | 897 | 1248 |
| 870 | Capital market | 1 | 52 | 829 | 595 |
| 879 | Humanities | 14 | 51 | 828 | 1299 |
| 879 | Diffraction | 2 | 51 | 217 | 103 |
| 879 | soil pollution | 3 | 51 | 664 | 753 |
| 879 | food contamination | 1 | 51 | 2256 | 1356 |
| 879 | Solitons | 7 | 51 | 756 | 1413 |
| 879 | Inflammation | 2 | 51 | 1964 | 2155 |
| 879 | Chaos | 7 | 51 | 756 | 1413 |
| 879 | Continental shelf | 3 | 51 | 499 | 708 |
| 887 | Geometry | 17 | 50 | 579 | 996 |
| 887 | Soil biology | 1 | 50 | 1609 | 1588 |
| 887 | Freeze-Drying | 3 | 50 | 590 | 579 |
| 887 | Hypothermia | 3 | 50 | 590 | 579 |
| 887 | Freeze Drying | 3 | 50 | 590 | 579 |
| 887 | place marketing | 3 | 50 | 85 | 239 |
| 887 | Soil ecology | 1 | 50 | 1453 | 1273 |
| 894 | Nephrology | 2 | 49 | 880 | 1088 |
| 894 | Economic Development | 3 | 49 | 2108 | 2395 |
| 894 | Reproductive health | 2 | 49 | 1260 | 1133 |
| 894 | Immunochemistry | 2 | 49 | 1647 | 1465 |
| 894 | Venture Capital | 1 | 49 | 547 | 604 |
| 894 | technical education | 3 | 49 | 565 | 552 |
| 894 | Kidney diseases | 2 | 49 | 1531 | 1464 |
| 901 | Educational Technology | 15 | 48 | 619 | 1811 |
| 901 | Money | 4 | 48 | 276 | 555 |
| 903 | Computer-Aided Design | 4 | 47 | 1296 | 1656 |
| 903 | Adsorption | 2 | 47 | 328 | 292 |
| 903 | Happiness | 6 | 47 | 243 | 682 |
| 903 | Korea | 3 | 47 | 416 | 301 |
| 903 | disease vectors | 4 | 47 | 1017 | 1498 |
| 903 | Methodology | 6 | 47 | 306 | 515 |
| 909 | Physical Therapy | 8 | 46 | 943 | 2096 |
| 909 | Occupational Health | 9 | 46 | 706 | 1415 |
| 909 | Total Quality Management | 4 | 46 | 459 | 773 |
| 909 | Molecular Spectroscopy | 5 | 46 | 1736 | 2487 |
| 909 | Building | 5 | 46 | 721 | 896 |
| 909 | Cheminformatics | 2 | 46 | 513 | 646 |
| 915 | Computer Science | 15 | 45 | 991 | 2456 |
| 915 | Urban Policy | 3 | 45 | 922 | 1191 |
| 915 | Environmental Economics | 3 | 45 | 474 | 594 |
| 915 | Wound healing | 1 | 45 | 59 | 106 |
| 915 | Fisheries Law | 2 | 45 | 227 | 269 |
| 915 | wound care | 1 | 45 | 59 | 106 |
| 915 | Fibrosis | 1 | 45 | 59 | 106 |
| 915 | international trade | 3 | 45 | 845 | 877 |
| 915 | Food Security | 1 | 45 | 419 | 368 |
| 915 | stability | 2 | 45 | 138 | 57 |
| 915 | fisheries management | 2 | 45 | 227 | 269 |
| 915 | Hippocampus | 4 | 45 | 301 | 649 |
| 915 | Mollusks | 3 | 45 | 271 | 199 |
| 915 | Marine algae | 1 | 45 | 295 | 178 |
| 929 | Applied Mathematics | 7 | 44 | 642 | 601 |
| 929 | Geriatric Medicine | 1 | 44 | 357 | 259 |
| 929 | School Psychology | 4 | 44 | 416 | 659 |
| 929 | Veterinary Immunology | 4 | 44 | 358 | 574 |
| 929 | Quantum Optics | 1 | 44 | 1648 | 1183 |
| 929 | motivation | 4 | 44 | 297 | 500 |
| 929 | Hemophilia | 8 | 44 | 340 | 648 |
| 929 | Bacteria | 2 | 44 | 574 | 842 |
| 929 | Laser Spectroscopy | 1 | 44 | 1564 | 1110 |
| 929 | mathematical concepts | 3 | 44 | 444 | 444 |
| 939 | Gender Studies | 7 | 43 | 294 | 644 |
| 939 | Production Planning | 1 | 43 | 610 | 511 |
| 939 | Geothermal Energy | 4 | 43 | 227 | 398 |
| 939 | Biomechanics | 6 | 43 | 1225 | 2142 |
| 939 | Production Control | 1 | 43 | 593 | 507 |
| 939 | mass transfer | 3 | 43 | 1950 | 2336 |
| 939 | Multimedia Systems | 12 | 43 | 839 | 1893 |
| 939 | child mental health | 4 | 43 | 435 | 579 |
| 939 | cytokines | 2 | 43 | 2028 | 2267 |
| 948 | Magnetic Resonance Imaging | 1 | 42 | 1175 | 831 |
| 948 | Pharmacogenomics | 2 | 42 | 519 | 683 |
| 948 | Bioremediation | 2 | 42 | 1333 | 1564 |
| 948 | Genetic translocation | 3 | 42 | 221 | 352 |
| 948 | Water quality | 2 | 42 | 362 | 376 |
| 948 | Finite Element Method | 3 | 42 | 331 | 441 |
| 948 | Ethnology | 2 | 42 | 2273 | 1625 |
| 948 | plasmids | 3 | 42 | 221 | 352 |
| 948 | Climate | 5 | 42 | 497 | 1081 |
| 948 | Menopause | 4 | 42 | 275 | 496 |
| 958 | Sarcopenia | 2 | 41 | 587 | 849 |
| 958 | Muscles | 2 | 41 | 1329 | 1612 |
| 958 | Suicide | 4 | 41 | 522 | 864 |
| 958 | Human biology | 3 | 41 | 771 | 915 |
| 958 | Gastrointestinal diseases | 2 | 41 | 1144 | 1082 |
| 958 | Liver diseases | 2 | 41 | 2120 | 2686 |
| 964 | Eating Disorders | 5 | 40 | 758 | 1364 |
| 964 | Feeding and Eating Disorders | 5 | 40 | 731 | 1315 |
| 964 | plasma spraying | 2 | 40 | 399 | 398 |
| 964 | Input-output analysis | 4 | 40 | 229 | 442 |
| 964 | Labor Movement | 12 | 40 | 40 | 109 |
| 964 | women | 13 | 40 | 297 | 840 |
| 970 | Intercultural Communication | 5 | 39 | 277 | 567 |
| 970 | Plant Taxonomy | 4 | 39 | 428 | 616 |
| 970 | Multiphase Flow | 3 | 39 | 433 | 647 |
| 970 | Graphene | 3 | 39 | 123 | 277 |
| 970 | solar cells | 2 | 39 | 1350 | 1775 |
| 975 | Economic Geography | 3 | 38 | 399 | 523 |
| 975 | Feminist Economics | 1 | 38 | 201 | 198 |
| 975 | Multivariate Analysis | 7 | 38 | 323 | 685 |
| 975 | Asia | 10 | 38 | 1775 | 3433 |
| 975 | DNA | 3 | 38 | 729 | 975 |
| 975 | Catalysts | 2 | 38 | 1026 | 1040 |
| 981 | Freshwater Ecology | 1 | 37 | 635 | 295 |
| 981 | Higher Education | 4 | 37 | 538 | 730 |
| 981 | Biological Systems | 8 | 37 | 375 | 1178 |
| 981 | Aquatic animals | 1 | 37 | 459 | 325 |
| 985 | Chemical kinetics | 4 | 36 | 795 | 860 |
| 985 | Aerosols | 12 | 36 | 294 | 915 |
| 985 | Family | 3 | 36 | 1099 | 1362 |
| 985 | Educational measurement | 4 | 36 | 158 | 223 |
| 985 | families | 3 | 36 | 976 | 1058 |
| 985 | Nitric oxide | 2 | 36 | 541 | 664 |
| 991 | Seismology | 1 | 35 | 1024 | 774 |
| 991 | Food Policy | 1 | 35 | 763 | 776 |
| 991 | Ecophysiology | 2 | 35 | 344 | 434 |
| 991 | agricultural policy | 1 | 35 | 565 | 639 |
| 991 | internet | 3 | 35 | 1467 | 1616 |
| 991 | world | 1 | 35 | 1488 | 1589 |
| 997 | Organizational Behavior | 1 | 34 | 1022 | 988 |
| 997 | Geographic information systems | 6 | 34 | 856 | 1454 |
| 997 | Heterocyclic chemistry | 4 | 34 | 519 | 561 |
| 997 | Transnational corporations | 3 | 34 | 344 | 585 |