15.9K(top 0.1%)
papers
486.4K(top 0.1%)
citations
248(top 0.1%)
h-index
423(top 0.1%)
g-index
21.1K
all documents
595.5K
doc citations
25.8K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Science | 283 | 21,063 | 1.1K | 1.2K |
| 2 | Neurology | 289 | 16,776 | 636 | 572 |
| 3 | Medicine | 282 | 15,724 | 1.3K | 1.0K |
| 4 | Biology | 187 | 14,201 | 1.6K | 1.4K |
| 5 | Physics | 146 | 14,082 | 1.9K | 1.5K |
| 6 | Ecology | 142 | 10,688 | 865 | 657 |
| 7 | Chemistry | 223 | 8,803 | 1.6K | 1.5K |
| 8 | Research | 208 | 8,391 | 1.2K | 993 |
| 9 | Microbiology | 177 | 8,251 | 978 | 970 |
| 10 | Molecular Biology | 185 | 7,924 | 1.3K | 1.3K |
| 11 | Natural history | 28 | 7,838 | 1.7K | 1.4K |
| 12 | Biochemistry | 227 | 7,000 | 1.3K | 1.3K |
| 13 | Artificial Intelligence | 70 | 6,487 | 631 | 208 |
| 14 | Economics | 107 | 5,812 | 629 | 255 |
| 15 | Critical Care | 59 | 5,640 | 320 | 222 |
| 15 | Critical Care Medicine | 58 | 5,640 | 316 | 222 |
| 17 | Nuclear Physics | 156 | 5,148 | 922 | 785 |
| 18 | Psychiatry | 104 | 5,065 | 863 | 766 |
| 19 | Environment | 70 | 4,985 | 968 | 895 |
| 20 | Endocrinology | 75 | 4,939 | 730 | 597 |
| 21 | Botany | 64 | 4,584 | 951 | 656 |
| 22 | Human genetics | 37 | 4,362 | 876 | 1.1K |
| 23 | Biotechnology | 88 | 4,317 | 1.2K | 1.1K |
| 24 | transport vesicles | 1 | 4,243 | 633 | 282 |
| 25 | Pathology | 75 | 4,231 | 447 | 330 |
| 26 | Nervous system | 51 | 4,164 | 566 | 382 |
| 27 | Surgery | 23 | 4,000 | 1.1K | 773 |
| 28 | Psychophysiology | 68 | 3,983 | 590 | 454 |
| 29 | Pharmacology | 103 | 3,878 | 998 | 867 |
| 30 | Metabolism | 77 | 3,815 | 620 | 624 |
| 31 | Analytical Chemistry | 103 | 3,715 | 775 | 623 |
| 32 | Pediatric Neurology | 32 | 3,549 | 302 | 226 |
| 33 | Pollution | 64 | 3,450 | 1.2K | 1.1K |
| 34 | Image Processing | 87 | 3,392 | 181 | 203 |
| 35 | Diabetes | 43 | 3,287 | 632 | 454 |
| 36 | Diabetes mellitus | 41 | 3,259 | 592 | 437 |
| 37 | Genetics | 77 | 3,212 | 822 | 1.1K |
| 38 | Neurophysiology | 68 | 3,206 | 637 | 682 |
| 39 | Hematology | 131 | 3,177 | 826 | 896 |
| 40 | Behavior | 58 | 3,098 | 614 | 467 |
| 41 | Metabolic diseases | 54 | 3,040 | 658 | 674 |
| 42 | human behavior | 47 | 2,992 | 409 | 324 |
| 43 | Bioengineering | 43 | 2,963 | 1.2K | 999 |
| 44 | Cytology | 55 | 2,827 | 1.3K | 1.5K |
| 45 | Biomedical Engineering | 53 | 2,786 | 1.2K | 756 |
| 46 | Materials | 33 | 2,784 | 2.3K | 1.4K |
| 47 | Signal Processing | 59 | 2,761 | 474 | 366 |
| 48 | Quantum Gravity | 54 | 2,729 | 732 | 508 |
| 49 | Cell Biology | 44 | 2,671 | 1.5K | 1.5K |
| 50 | Immunology | 48 | 2,667 | 1.3K | 1.2K |
| 51 | Europe | 122 | 2,550 | 363 | 307 |
| 52 | Cancer | 50 | 2,452 | 1.3K | 1.1K |
| 53 | Medical genetics | 39 | 2,428 | 1.1K | 1.0K |
| 54 | Evolution | 34 | 2,331 | 559 | 469 |
| 55 | Brain | 53 | 2,318 | 625 | 553 |
| 56 | Mental Disorders | 45 | 2,265 | 1.0K | 866 |
| 57 | Biodiversity conservation | 23 | 2,206 | 670 | 586 |
| 58 | Psychology | 81 | 2,177 | 1.0K | 1.1K |
| 58 | Environmental Policy | 42 | 2,177 | 572 | 506 |
| 60 | Environmental Health | 56 | 2,158 | 1.3K | 1.3K |
| 61 | Neurochemistry | 54 | 2,157 | 568 | 553 |
| 61 | Reproduction | 88 | 2,157 | 327 | 412 |
| 63 | Transplantation | 36 | 2,094 | 508 | 365 |
| 64 | Biophysics | 111 | 2,086 | 1.1K | 1.3K |
| 65 | Sustainable Development | 29 | 2,072 | 303 | 158 |
| 66 | Physiology | 50 | 2,035 | 1.3K | 1.1K |
| 67 | Entrepreneurship | 14 | 1,964 | 240 | 110 |
| 68 | Computational Biology | 12 | 1,926 | 1.9K | 701 |
| 69 | Bioinformatics | 11 | 1,882 | 1.5K | 582 |
| 70 | genome | 11 | 1,880 | 1.1K | 581 |
| 71 | Medical Microbiology | 52 | 1,875 | 531 | 683 |
| 72 | Immunity | 9 | 1,829 | 1.5K | 955 |
| 73 | Neuropsychology | 37 | 1,825 | 632 | 451 |
| 74 | Regional Planning | 37 | 1,818 | 313 | 145 |
| 75 | Animal Behavior | 28 | 1,786 | 531 | 385 |
| 76 | Biocompatible Materials | 16 | 1,687 | 2.1K | 1.3K |
| 77 | Ethology | 19 | 1,660 | 473 | 319 |
| 78 | Small Business | 10 | 1,640 | 283 | 159 |
| 79 | biological evolution | 17 | 1,638 | 971 | 666 |
| 80 | Virology | 15 | 1,621 | 1.9K | 1.5K |
| 81 | Diagnostic microbiology | 15 | 1,618 | 694 | 472 |
| 82 | Computer Vision | 49 | 1,578 | 78 | 174 |
| 83 | Climate change | 12 | 1,541 | 620 | 608 |
| 83 | Eutrophication | 12 | 1,541 | 611 | 606 |
| 85 | Plants | 16 | 1,474 | 1.1K | 651 |
| 86 | Neurobiology | 43 | 1,471 | 417 | 606 |
| 87 | Genomics | 23 | 1,468 | 1.4K | 868 |
| 88 | Psychopharmacology | 38 | 1,466 | 489 | 535 |
| 89 | Nanotechnology | 39 | 1,457 | 1.9K | 1.8K |
| 90 | infection | 35 | 1,454 | 398 | 388 |
| 91 | United States | 34 | 1,442 | 1.9K | 1.2K |
| 92 | Solid State Physics | 33 | 1,441 | 1.6K | 1.1K |
| 93 | Epidemiology | 58 | 1,439 | 939 | 1.1K |
| 94 | Condensed Matter | 32 | 1,438 | 1.5K | 1.1K |
| 95 | Public Health | 77 | 1,418 | 1.2K | 1.7K |
| 96 | Breeding | 61 | 1,401 | 168 | 232 |
| 97 | Infections | 29 | 1,349 | 267 | 322 |
| 98 | Bacteriology | 14 | 1,294 | 860 | 556 |
| 99 | Mental illness | 25 | 1,260 | 844 | 785 |
| 100 | Animal breeding | 57 | 1,241 | 72 | 70 |
| 101 | Cardiovascular system | 24 | 1,230 | 837 | 1.1K |
| 102 | Biogeography | 19 | 1,223 | 383 | 348 |
| 103 | Optics | 41 | 1,202 | 1.6K | 1.0K |
| 104 | Molecular Genetics | 30 | 1,200 | 583 | 637 |
| 105 | Virulence | 5 | 1,174 | 1.2K | 554 |
| 106 | Toxicology | 42 | 1,160 | 1.4K | 1.5K |
| 107 | Nutrition | 41 | 1,152 | 1.5K | 1.6K |
| 108 | Leukemia | 12 | 1,148 | 842 | 507 |
| 109 | Hypertension | 18 | 1,108 | 1.0K | 1.2K |
| 110 | Climatology | 11 | 1,081 | 1.1K | 591 |
| 111 | proteins | 18 | 1,079 | 1.1K | 649 |
| 112 | Materials Science | 20 | 1,076 | 2.5K | 1.7K |
| 113 | drug therapy | 37 | 1,053 | 715 | 772 |
| 114 | Biosensors | 16 | 1,050 | 417 | 346 |
| 114 | Bioelectronics | 16 | 1,050 | 316 | 295 |
| 116 | Agriculture | 19 | 1,049 | 837 | 457 |
| 117 | global environmental change | 19 | 1,026 | 188 | 160 |
| 118 | Developmental Immunology | 7 | 1,018 | 496 | 85 |
| 119 | Clinical Psychology | 18 | 1,006 | 730 | 628 |
| 120 | ecosystem | 17 | 983 | 524 | 465 |
| 121 | Economic Development | 13 | 968 | 596 | 289 |
| 122 | Parasitic Diseases | 28 | 967 | 637 | 585 |
| 123 | Microbial Ecology | 18 | 963 | 1.1K | 1.1K |
| 124 | Oncology | 16 | 956 | 1.2K | 1.4K |
| 124 | Oncogenes | 11 | 956 | 847 | 736 |
| 126 | environmental pollution | 28 | 937 | 1.5K | 1.5K |
| 126 | Biodiversity | 18 | 937 | 1.1K | 744 |
| 128 | Physical Chemistry | 21 | 934 | 1.1K | 917 |
| 129 | Intelligent Transportation Systems | 16 | 930 | 356 | 148 |
| 130 | Medical Technology | 13 | 928 | 812 | 277 |
| 131 | plant communities | 19 | 925 | 435 | 455 |
| 132 | Immunotherapy | 6 | 922 | 1.7K | 842 |
| 133 | Pharmaceutical Chemistry | 40 | 917 | 1.2K | 1.6K |
| 134 | Colloids | 12 | 902 | 2.0K | 1.3K |
| 135 | Surface Chemistry | 12 | 889 | 2.0K | 1.2K |
| 136 | Technology | 21 | 883 | 1.7K | 1.1K |
| 137 | Anatomy | 27 | 880 | 745 | 798 |
| 138 | Diagnostic Imaging | 38 | 867 | 519 | 626 |
| 139 | Astrophysics | 21 | 861 | 1.6K | 1.4K |
| 140 | Plant Ecology | 23 | 856 | 537 | 614 |
| 141 | Aging | 34 | 851 | 956 | 936 |
| 142 | Autoimmunity | 14 | 845 | 261 | 215 |
| 143 | technology transfer | 4 | 839 | 141 | 20 |
| 143 | Plant cells | 10 | 839 | 785 | 822 |
| 145 | Nanostructured Materials | 19 | 836 | 1.7K | 1.3K |
| 145 | Statistical physics | 23 | 836 | 1.7K | 1.3K |
| 147 | Nuclear Medicine | 33 | 830 | 254 | 318 |
| 148 | Eating Disorders | 22 | 829 | 296 | 245 |
| 149 | Sociology | 29 | 828 | 870 | 751 |
| 150 | Economic History | 47 | 826 | 765 | 518 |
| 151 | Geography | 21 | 814 | 876 | 605 |
| 151 | Molecular Imaging | 31 | 814 | 181 | 278 |
| 153 | Plant physiology | 14 | 813 | 1.1K | 931 |
| 154 | Feeding and Eating Disorders | 21 | 807 | 290 | 237 |
| 155 | Host-parasite interactions | 4 | 796 | 1.3K | 786 |
| 156 | Immune system | 2 | 794 | 1.8K | 832 |
| 157 | protein | 8 | 793 | 941 | 416 |
| 158 | Veterinary Pathology | 40 | 792 | 31 | 24 |
| 159 | Agricultural Ecology | 8 | 782 | 809 | 461 |
| 160 | Radiography | 9 | 781 | 577 | 354 |
| 161 | Dermatology | 25 | 780 | 719 | 614 |
| 162 | Geriatrics | 31 | 771 | 1.2K | 1.1K |
| 163 | Liver diseases | 16 | 767 | 846 | 1.0K |
| 164 | environmental protection | 12 | 755 | 1.8K | 1.2K |
| 165 | Energy Policy | 13 | 751 | 678 | 484 |
| 166 | city planning | 19 | 742 | 499 | 288 |
| 167 | Andrology | 16 | 733 | 239 | 119 |
| 168 | Electronics | 21 | 724 | 1.7K | 1.2K |
| 169 | Optical materials | 14 | 717 | 1.3K | 1.1K |
| 170 | Environmental Toxicology | 14 | 715 | 1.2K | 1.0K |
| 171 | Organic Chemistry | 26 | 708 | 1.4K | 1.3K |
| 172 | pain | 17 | 689 | 736 | 756 |
| 173 | Human Geography | 23 | 673 | 298 | 229 |
| 174 | Mathematical Physics | 8 | 669 | 2.1K | 749 |
| 175 | Rheumatology | 16 | 666 | 638 | 635 |
| 176 | Oceanography | 15 | 664 | 870 | 647 |
| 177 | soil microbiology | 12 | 663 | 652 | 628 |
| 178 | Electrochemistry | 27 | 652 | 1.3K | 1.1K |
| 179 | Chemotherapy | 19 | 635 | 616 | 562 |
| 180 | Plant diseases | 13 | 630 | 1.1K | 704 |
| 181 | Environmental Management | 12 | 624 | 1.3K | 1.1K |
| 182 | Immunopathology | 24 | 619 | 473 | 628 |
| 183 | Water | 11 | 616 | 1.1K | 973 |
| 184 | animals | 15 | 613 | 629 | 265 |
| 185 | Astronomy | 19 | 611 | 1.5K | 1.4K |
| 186 | Clinical Immunology | 22 | 610 | 407 | 419 |
| 187 | Econometrics | 8 | 607 | 943 | 415 |
| 188 | Parasitology | 22 | 604 | 997 | 855 |
| 189 | Psychosomatic Medicine | 4 | 602 | 743 | 297 |
| 190 | Environmental Engineering | 13 | 600 | 2.2K | 1.8K |
| 190 | Catalysis | 17 | 600 | 1.8K | 1.7K |
| 192 | Neurosurgery | 13 | 590 | 551 | 426 |
| 192 | Clinical Chemistry | 31 | 590 | 948 | 1.5K |
| 194 | Diet | 15 | 584 | 1.2K | 1.4K |
| 195 | Population Genetics | 6 | 583 | 1.1K | 673 |
| 195 | Molecular ecology | 6 | 583 | 980 | 720 |
| 197 | Animal genetics | 12 | 580 | 263 | 162 |
| 198 | Astrocytes | 10 | 577 | 293 | 296 |
| 199 | Health Services Research | 17 | 554 | 739 | 581 |
| 200 | Social Sciences | 46 | 553 | 753 | 888 |
| 201 | Education | 69 | 551 | 697 | 978 |
| 202 | Health | 12 | 550 | 1.4K | 922 |
| 203 | Obstetrics | 24 | 549 | 1.2K | 1.1K |
| 204 | United Kingdom | 18 | 542 | 709 | 855 |
| 205 | Electrochemical Analysis | 17 | 541 | 287 | 202 |
| 206 | management | 22 | 540 | 1.1K | 1.2K |
| 207 | Food Microbiology | 6 | 538 | 924 | 535 |
| 208 | miniaturization | 10 | 533 | 1.3K | 1.2K |
| 209 | Geology | 17 | 528 | 1.5K | 1.2K |
| 210 | Primary health care | 22 | 526 | 625 | 571 |
| 211 | energy resources | 7 | 512 | 368 | 342 |
| 212 | Radiobiology | 18 | 500 | 888 | 772 |
| 213 | Histology | 19 | 496 | 863 | 1.0K |
| 213 | Earth Sciences | 15 | 496 | 1.6K | 1.2K |
| 215 | Land use | 12 | 493 | 343 | 212 |
| 215 | Inflammation | 11 | 493 | 730 | 586 |
| 217 | Social Psychology | 13 | 491 | 1.0K | 936 |
| 218 | Chemical analysis | 12 | 488 | 652 | 435 |
| 218 | Therapeutics | 18 | 488 | 919 | 1.2K |
| 220 | digital preservation | 21 | 486 | 3 | 5 |
| 221 | Macroeconomics | 9 | 484 | 148 | 74 |
| 222 | Urology | 32 | 478 | 653 | 1.1K |
| 223 | Developing countries | 14 | 475 | 762 | 547 |
| 224 | Social Change | 3 | 469 | 683 | 198 |
| 225 | Spain | 69 | 464 | 54 | 39 |
| 226 | Spectrum analysis | 15 | 458 | 2.2K | 1.9K |
| 227 | Public Administration | 20 | 451 | 504 | 415 |
| 228 | Substance Abuse | 23 | 450 | 530 | 600 |
| 229 | Computer Graphics | 12 | 442 | 687 | 508 |
| 230 | rehabilitation | 21 | 441 | 898 | 1.1K |
| 231 | calcification | 11 | 439 | 289 | 297 |
| 232 | Electrical Engineering | 19 | 436 | 1.8K | 1.1K |
| 232 | Systems Biology | 5 | 436 | 1.6K | 604 |
| 234 | sanitation | 9 | 435 | 1.2K | 1.4K |
| 235 | Archaeology | 37 | 431 | 294 | 343 |
| 235 | Animal Physiology | 6 | 431 | 118 | 58 |
| 235 | Natural selection | 6 | 431 | 118 | 58 |
| 235 | genetic selection | 6 | 431 | 118 | 58 |
| 239 | Parasites | 12 | 428 | 794 | 547 |
| 239 | finance | 6 | 428 | 1.6K | 851 |
| 241 | alcoholism | 19 | 426 | 625 | 787 |
| 242 | Bones | 12 | 424 | 298 | 377 |
| 243 | fertility | 15 | 421 | 551 | 661 |
| 244 | Vaccines | 13 | 420 | 910 | 822 |
| 245 | Embryology | 16 | 417 | 900 | 1.3K |
| 246 | Water pollution | 17 | 408 | 1.1K | 1.4K |
| 247 | Ophthalmology | 19 | 403 | 789 | 911 |
| 248 | Genetic therapy | 11 | 400 | 824 | 874 |
| 249 | Wireless Communication Systems | 13 | 399 | 1.2K | 924 |
| 249 | Nanoparticles | 10 | 399 | 1.2K | 987 |
| 251 | disease vectors | 12 | 398 | 488 | 390 |
| 252 | preimplantation genetic diagnosis | 10 | 393 | 218 | 117 |
| 252 | embryo transfer | 10 | 393 | 236 | 130 |
| 254 | Obesity | 16 | 390 | 1.1K | 1.4K |
| 255 | Cytogenetics | 10 | 389 | 1.1K | 1.4K |
| 256 | gene therapy | 7 | 387 | 983 | 874 |
| 256 | Infertility | 14 | 387 | 543 | 656 |
| 258 | Mathematics | 30 | 386 | 2.6K | 2.0K |
| 259 | Alzheimer's disease | 39 | 382 | 529 | 660 |
| 260 | Microelectronics | 8 | 381 | 1.3K | 1.2K |
| 261 | Schizophrenia | 13 | 380 | 536 | 626 |
| 261 | immigration | 4 | 380 | 162 | 69 |
| 263 | Communication | 48 | 379 | 350 | 828 |
| 264 | Nonlinear Dynamics | 9 | 378 | 1.6K | 1.2K |
| 265 | Cybernetics | 6 | 375 | 1.2K | 773 |
| 265 | Microbial Biotechnology | 8 | 375 | 533 | 330 |
| 265 | Neurotransmitters | 12 | 375 | 174 | 177 |
| 268 | Urban Policy | 8 | 370 | 228 | 155 |
| 269 | embryonic development | 11 | 369 | 200 | 192 |
| 270 | Pharmacy | 12 | 367 | 1.2K | 1.1K |
| 270 | plant molecular biology | 5 | 367 | 1.4K | 1.2K |
| 272 | Radiology | 16 | 366 | 649 | 532 |
| 273 | Geophysics | 9 | 365 | 2.5K | 2.1K |
| 273 | Muscles | 9 | 365 | 617 | 588 |
| 275 | Hydrology | 3 | 364 | 2.8K | 1.2K |
| 275 | Entomology | 20 | 364 | 1.1K | 992 |
| 277 | Palliative Care | 7 | 362 | 696 | 316 |
| 278 | Bone diseases | 3 | 359 | 628 | 350 |
| 278 | migration policy | 1 | 359 | 364 | 71 |
| 278 | Asylum seeker | 1 | 359 | 361 | 71 |
| 281 | Teaching | 50 | 356 | 203 | 471 |
| 281 | Quality of life | 14 | 356 | 632 | 840 |
| 283 | Nursing | 20 | 354 | 676 | 607 |
| 283 | Ecosystem management | 4 | 354 | 643 | 328 |
| 285 | Radiation | 7 | 352 | 1.4K | 704 |
| 286 | Neuromuscular diseases | 8 | 350 | 511 | 414 |
| 286 | environmental issues | 13 | 350 | 116 | 138 |
| 288 | Androgens | 4 | 344 | 256 | 129 |
| 289 | Biogeochemical cycles | 4 | 342 | 479 | 445 |
| 289 | water supply | 1 | 342 | 1.9K | 609 |
| 289 | Aquaculture | 9 | 342 | 649 | 378 |
| 292 | Marine Biology | 20 | 340 | 1.1K | 1.5K |
| 293 | viruses | 9 | 339 | 1.1K | 1.3K |
| 294 | Human-Computer Interaction | 9 | 334 | 866 | 628 |
| 295 | rare diseases | 6 | 333 | 557 | 322 |
| 296 | Anthropology | 14 | 332 | 815 | 571 |
| 297 | arthritis | 16 | 328 | 718 | 1.2K |
| 298 | drug addiction | 12 | 327 | 636 | 749 |
| 299 | Dementia | 35 | 324 | 545 | 640 |
| 300 | Neuropsychiatry | 11 | 322 | 553 | 546 |
| 301 | Industrial Ecology | 13 | 321 | 42 | 122 |
| 302 | Kidney diseases | 7 | 320 | 834 | 581 |
| 303 | Paleoclimatology | 6 | 319 | 545 | 334 |
| 304 | Health Policy | 16 | 317 | 1.1K | 1.4K |
| 305 | Molecules | 1 | 315 | 2.6K | 706 |
| 306 | Zoology | 23 | 311 | 1.1K | 1.2K |
| 307 | Regional Economics | 9 | 309 | 182 | 133 |
| 307 | Photonics | 3 | 309 | 2.2K | 1.3K |
| 309 | Neuropharmacology | 9 | 308 | 383 | 362 |
| 310 | nanoscience | 11 | 306 | 1.9K | 2.2K |
| 311 | Microwaves | 8 | 304 | 1.1K | 610 |
| 312 | Multimedia Systems | 25 | 303 | 400 | 477 |
| 313 | Allergy | 11 | 298 | 792 | 1.3K |
| 314 | Nanostructures | 5 | 295 | 1.9K | 1.4K |
| 315 | Ferroelectricity | 11 | 293 | 601 | 351 |
| 315 | Membranes | 5 | 293 | 1.1K | 862 |
| 317 | Antiviral agents | 7 | 292 | 242 | 172 |
| 318 | Orthopedics | 16 | 291 | 890 | 1.2K |
| 319 | Bioinorganic chemistry | 10 | 290 | 837 | 757 |
| 319 | Light | 2 | 290 | 1.6K | 1.0K |
| 321 | Nephrology | 6 | 289 | 529 | 467 |
| 321 | Quantum Optics | 4 | 289 | 880 | 353 |
| 321 | international cooperation | 5 | 289 | 479 | 283 |
| 324 | Environmental monitoring | 7 | 288 | 2.9K | 2.6K |
| 324 | Radio | 11 | 288 | 895 | 936 |
| 326 | Behavioral Genetics | 7 | 286 | 164 | 185 |
| 327 | Probability | 4 | 285 | 792 | 378 |
| 327 | Risk Management | 4 | 285 | 710 | 329 |
| 327 | Financial management | 4 | 285 | 515 | 345 |
| 327 | Risk | 4 | 285 | 572 | 342 |
| 331 | Environmental Economics | 11 | 282 | 94 | 123 |
| 332 | Operations Research | 7 | 280 | 1.5K | 1.0K |
| 332 | older people | 10 | 280 | 1.1K | 657 |
| 334 | Conservation Biology | 4 | 279 | 1.1K | 772 |
| 334 | Chronic diseases | 10 | 279 | 374 | 579 |
| 336 | Ultrasonics | 10 | 277 | 539 | 660 |
| 336 | Sound | 10 | 277 | 579 | 439 |
| 336 | Chromosomes | 10 | 277 | 441 | 569 |
| 336 | Heterocyclic compounds | 12 | 277 | 496 | 253 |
| 336 | Ultrasound | 10 | 277 | 328 | 302 |
| 336 | Radio frequency | 10 | 277 | 271 | 212 |
| 342 | bioclimatology | 4 | 275 | 897 | 408 |
| 343 | Geomorphology | 9 | 273 | 505 | 528 |
| 344 | Elderly | 7 | 272 | 1.0K | 366 |
| 344 | lasers | 3 | 272 | 2.4K | 880 |
| 346 | Nonlinear Optics | 2 | 269 | 307 | 16 |
| 346 | Cardiovascular diseases | 8 | 269 | 1.3K | 1.1K |
| 346 | Product life cycle | 4 | 269 | 273 | 194 |
| 346 | green products | 4 | 269 | 251 | 193 |
| 350 | hospice care | 2 | 268 | 953 | 149 |
| 350 | actuators | 7 | 268 | 857 | 713 |
| 350 | transducers | 7 | 268 | 857 | 713 |
| 353 | Environmental Chemistry | 9 | 267 | 1.4K | 1.7K |
| 353 | Molecular evolution | 6 | 267 | 1.2K | 1.2K |
| 355 | Public Policy | 10 | 264 | 912 | 893 |
| 355 | Learning | 4 | 264 | 1.2K | 700 |
| 357 | Pediatrics | 8 | 263 | 2.1K | 2.3K |
| 358 | Meteorology | 7 | 261 | 1.8K | 1.9K |
| 358 | Medical Oncology | 11 | 261 | 1.4K | 1.6K |
| 358 | eugenics | 6 | 261 | 532 | 337 |
| 361 | Clinical Pharmacology | 17 | 260 | 470 | 691 |
| 361 | Environmental pollutants | 7 | 260 | 1.7K | 1.5K |
| 363 | Geriatric Pharmacology | 4 | 259 | 322 | 172 |
| 364 | Biochemical Engineering | 5 | 258 | 2.3K | 2.6K |
| 364 | Food | 10 | 258 | 2.1K | 2.1K |
| 366 | Polymers | 7 | 256 | 3.9K | 2.9K |
| 367 | radioactive waste | 4 | 255 | 586 | 583 |
| 367 | industrial waste | 4 | 255 | 651 | 588 |
| 367 | Hazardous waste | 4 | 255 | 763 | 628 |
| 370 | Statistics | 8 | 251 | 2.0K | 1.5K |
| 371 | Natural resources | 3 | 250 | 732 | 353 |
| 371 | Medical Anthropology | 5 | 250 | 1.0K | 869 |
| 371 | nucleic acids | 10 | 250 | 1.4K | 1.9K |
| 371 | Hormones | 9 | 250 | 852 | 971 |
| 371 | drugs | 16 | 250 | 851 | 1.2K |
| 371 | gene mapping | 7 | 250 | 1.7K | 1.8K |
| 377 | Biogeochemistry | 6 | 249 | 829 | 849 |
| 377 | Lipids | 6 | 249 | 1.2K | 1.1K |
| 379 | Political Science | 14 | 243 | 1.1K | 842 |
| 379 | Environmental Microbiology | 8 | 243 | 936 | 1.3K |
| 381 | pollutants | 6 | 241 | 1.4K | 1.4K |
| 381 | Memory | 4 | 241 | 647 | 451 |
| 383 | Geriatric Psychiatry | 4 | 240 | 1.3K | 828 |
| 384 | Educational Sociology | 12 | 239 | 79 | 99 |
| 384 | marketing | 4 | 239 | 1.5K | 999 |
| 386 | tomography | 5 | 238 | 388 | 180 |
| 387 | Water quality management | 14 | 237 | 896 | 1.0K |
| 388 | animal diseases | 8 | 236 | 281 | 223 |
| 389 | brain mapping | 7 | 231 | 597 | 668 |
| 390 | Landscape Ecology | 5 | 229 | 386 | 349 |
| 390 | Signal Transduction | 6 | 229 | 1.2K | 1.3K |
| 390 | Anxiety | 6 | 229 | 388 | 537 |
| 393 | Anxiety Disorders | 5 | 226 | 439 | 547 |
| 393 | Respiration | 9 | 226 | 1.1K | 1.3K |
| 395 | Cerebral cortex | 10 | 225 | 599 | 858 |
| 396 | Political Ecology | 8 | 223 | 12 | 2 |
| 397 | Higher Education | 11 | 220 | 242 | 224 |
| 397 | Proteome | 5 | 220 | 1.2K | 1.2K |
| 397 | cell physiology | 3 | 220 | 2.1K | 1.6K |
| 397 | health planning | 11 | 220 | 709 | 763 |
| 401 | economic policy | 18 | 219 | 914 | 999 |
| 401 | Soil ecology | 3 | 219 | 562 | 384 |
| 403 | polar regions | 13 | 218 | 291 | 387 |
| 404 | sustainability | 6 | 217 | 538 | 617 |
| 404 | biological invasions | 6 | 217 | 463 | 413 |
| 406 | Information Technology | 9 | 214 | 1.6K | 1.3K |
| 406 | risk factors | 5 | 214 | 728 | 529 |
| 406 | Mycology | 15 | 214 | 722 | 1.1K |
| 406 | Stem cells | 11 | 214 | 1.1K | 1.6K |
| 410 | Infection control | 9 | 210 | 565 | 600 |
| 411 | planning | 3 | 209 | 617 | 181 |
| 412 | Digestive system diseases | 9 | 207 | 730 | 786 |
| 413 | Sports Medicine | 15 | 206 | 1.6K | 1.8K |
| 413 | Telecommunication | 12 | 206 | 1.4K | 1.5K |
| 413 | Export Marketing | 3 | 206 | 206 | 172 |
| 416 | Educational Psychology | 25 | 203 | 406 | 814 |
| 416 | Thrombosis | 16 | 203 | 600 | 1.2K |
| 418 | Biomass Energy | 7 | 198 | 1.6K | 1.8K |
| 419 | Fisheries | 6 | 197 | 1.2K | 950 |
| 420 | Political Sociology | 3 | 196 | 446 | 242 |
| 421 | pain management | 7 | 195 | 489 | 443 |
| 422 | psychotherapy | 5 | 192 | 1.2K | 950 |
| 423 | Genetic engineering | 8 | 191 | 1.6K | 2.1K |
| 424 | Social behavior | 5 | 190 | 982 | 934 |
| 425 | Demography | 14 | 189 | 280 | 521 |
| 426 | Human evolution | 5 | 188 | 310 | 312 |
| 427 | Molecular Pharmacology | 3 | 184 | 1.2K | 927 |
| 427 | Social policy | 9 | 184 | 529 | 469 |
| 429 | Chemical Engineering | 12 | 183 | 2.5K | 3.2K |
| 430 | Pharmacokinetics | 2 | 182 | 1.4K | 621 |
| 430 | Transportation | 10 | 182 | 791 | 894 |
| 430 | Feminism | 9 | 182 | 299 | 223 |
| 433 | Amyotrophic Lateral Sclerosis | 3 | 181 | 315 | 215 |
| 433 | Migration | 4 | 181 | 118 | 26 |
| 433 | vascular diseases | 6 | 181 | 769 | 1.1K |
| 433 | natural disasters | 5 | 181 | 1.1K | 902 |
| 437 | Environmental risk assessment | 1 | 180 | 988 | 205 |
| 437 | environmental control | 1 | 180 | 577 | 146 |
| 439 | Environmental Ethics | 4 | 179 | 119 | 32 |
| 440 | Informatics | 5 | 177 | 788 | 704 |
| 441 | Heart Failure | 6 | 176 | 366 | 549 |
| 441 | Language Arts | 25 | 176 | 10 | 20 |
| 443 | Political Psychology | 2 | 174 | 468 | 265 |
| 443 | Cosmology | 10 | 174 | 724 | 629 |
| 443 | International Education | 5 | 174 | 142 | 80 |
| 443 | Child psychology | 10 | 174 | 915 | 1.4K |
| 443 | mutagens | 8 | 174 | 611 | 1.0K |
| 448 | Chromosome mapping | 5 | 171 | 1.8K | 1.9K |
| 449 | Planets | 4 | 170 | 1.7K | 1.7K |
| 450 | Paleontology | 14 | 168 | 746 | 941 |
| 450 | Rural Development | 5 | 168 | 287 | 173 |
| 450 | Remote Sensing | 3 | 168 | 1.1K | 508 |
| 450 | Drug design | 7 | 168 | 1.3K | 1.5K |
| 450 | Soil biology | 2 | 168 | 728 | 546 |
| 450 | Soil fertility | 2 | 168 | 528 | 364 |
| 456 | Regionalism | 7 | 167 | 85 | 88 |
| 456 | Latin America | 36 | 167 | 461 | 424 |
| 458 | Pharmacogenetics | 8 | 166 | 788 | 1.1K |
| 458 | Developmental Biology | 5 | 166 | 2.0K | 2.2K |
| 458 | Fishery management | 4 | 166 | 702 | 369 |
| 461 | Community Psychiatry | 4 | 165 | 1.2K | 1.0K |
| 462 | Antioxidants | 2 | 164 | 1.2K | 1.0K |
| 462 | Socialism | 6 | 164 | 112 | 69 |
| 462 | Hospitals | 7 | 164 | 728 | 731 |
| 465 | Adolescent | 8 | 163 | 1.6K | 1.6K |
| 465 | atmospheric models | 2 | 163 | 930 | 657 |
| 465 | civil service | 6 | 163 | 247 | 239 |
| 468 | Neurogenetics | 3 | 162 | 518 | 318 |
| 469 | Industrial Microbiology | 7 | 161 | 1.5K | 2.0K |
| 469 | behavioral medicine | 3 | 161 | 1.7K | 1.4K |
| 469 | Freeze-Drying | 5 | 161 | 157 | 151 |
| 469 | Hypothermia | 5 | 161 | 157 | 151 |
| 469 | Freeze Drying | 5 | 161 | 157 | 151 |
| 469 | Biometrics | 6 | 161 | 993 | 900 |
| 469 | Tropical Medicine | 13 | 161 | 930 | 1.4K |
| 469 | Capitalism | 6 | 161 | 71 | 68 |
| 477 | Coastal zone management | 2 | 160 | 650 | 220 |
| 477 | Ethnic relations | 10 | 160 | 306 | 228 |
| 477 | Plant breeding | 3 | 160 | 1.1K | 710 |
| 477 | Marine resources | 2 | 160 | 542 | 172 |
| 481 | Population | 5 | 159 | 777 | 596 |
| 482 | Decision making | 3 | 158 | 1.9K | 1.1K |
| 483 | Physical Therapy | 4 | 157 | 1.5K | 1.3K |
| 483 | health services accessibility | 4 | 157 | 914 | 573 |
| 483 | Sports | 13 | 157 | 1.4K | 1.6K |
| 483 | cell adhesion molecules | 4 | 157 | 587 | 499 |
| 483 | cytokines | 4 | 157 | 1.3K | 1.2K |
| 483 | cell interaction | 4 | 157 | 1.3K | 1.2K |
| 483 | Cell communication | 4 | 157 | 906 | 801 |
| 490 | Tourism | 11 | 155 | 652 | 1.0K |
| 490 | Immunogenetics | 8 | 155 | 526 | 708 |
| 490 | Hippocampus | 2 | 155 | 502 | 403 |
| 493 | energy conservation | 2 | 152 | 2.3K | 1.5K |
| 494 | Forest Ecology | 2 | 151 | 885 | 459 |
| 494 | Forest Management | 2 | 151 | 743 | 317 |
| 494 | Microorganisms | 3 | 151 | 1.6K | 1.5K |
| 494 | evaluation | 1 | 151 | 405 | 52 |
| 498 | Atmospheric Chemistry | 2 | 149 | 1.3K | 1.1K |
| 498 | Atmospheric Physics | 2 | 149 | 2.0K | 1.4K |
| 498 | Business | 8 | 149 | 1.2K | 1.4K |
| 498 | Cell death | 3 | 149 | 1.6K | 1.6K |
| 502 | Developmental Neurobiology | 8 | 148 | 311 | 436 |
| 502 | Antigens | 7 | 148 | 588 | 736 |
| 504 | emergency management | 4 | 147 | 847 | 537 |
| 504 | Frontotemporal lobar degeneration | 1 | 147 | 479 | 158 |
| 504 | Autoantibodies | 4 | 147 | 539 | 569 |
| 504 | Autoimmune diseases | 4 | 147 | 634 | 641 |
| 508 | Endocrine glands | 2 | 146 | 426 | 512 |
| 508 | race relations | 9 | 146 | 306 | 329 |
| 510 | Environmental Psychology | 2 | 145 | 258 | 128 |
| 511 | Development | 7 | 144 | 412 | 530 |
| 512 | epilepsy | 8 | 143 | 648 | 775 |
| 513 | Engineering | 6 | 142 | 3.7K | 2.8K |
| 513 | livestock | 6 | 142 | 484 | 259 |
| 515 | Land Use Planning | 7 | 141 | 196 | 341 |
| 515 | Animal husbandry | 3 | 141 | 463 | 171 |
| 517 | Mobile Computing | 1 | 140 | 2.2K | 744 |
| 517 | Oxidation-reduction | 1 | 140 | 1.5K | 1.2K |
| 519 | women | 12 | 139 | 303 | 327 |
| 520 | food technology | 3 | 138 | 2.6K | 2.0K |
| 521 | biological factors | 4 | 137 | 2.2K | 1.8K |
| 522 | Immunochemistry | 1 | 135 | 1.9K | 721 |
| 522 | industrial relations | 15 | 135 | 311 | 489 |
| 524 | Combinatorial chemistry | 3 | 134 | 1.2K | 1.0K |
| 524 | drug evaluation | 10 | 134 | 761 | 1.2K |
| 526 | land tenure | 4 | 133 | 46 | 43 |
| 526 | Land reform | 4 | 133 | 50 | 43 |
| 528 | Mental Health Services | 5 | 132 | 1.3K | 1.2K |
| 529 | Robotics | 10 | 131 | 962 | 1.3K |
| 529 | Corporate Social Responsibility | 1 | 131 | 576 | 270 |
| 529 | environmental auditing | 1 | 131 | 601 | 272 |
| 529 | personality | 4 | 131 | 1.0K | 1.1K |
| 529 | Pancreatic diseases | 3 | 131 | 323 | 246 |
| 534 | Depression | 4 | 130 | 378 | 606 |
| 534 | Nutrition physiology | 4 | 130 | 802 | 822 |
| 534 | administrative agencies | 6 | 130 | 166 | 182 |
| 537 | Japan | 2 | 129 | 3.1K | 1.3K |
| 538 | medical education | 12 | 128 | 1.1K | 1.6K |
| 538 | Demographic research | 3 | 128 | 143 | 208 |
| 540 | Medical Laboratory Science | 8 | 127 | 1.6K | 2.5K |
| 540 | heredity | 9 | 127 | 410 | 618 |
| 542 | Vision | 7 | 124 | 385 | 553 |
| 543 | Adolescent Psychology | 4 | 123 | 832 | 798 |
| 543 | population trends | 1 | 123 | 200 | 171 |
| 545 | Game Theory | 4 | 120 | 414 | 257 |
| 545 | adolescence | 2 | 120 | 1.3K | 878 |
| 545 | Enteral nutrition | 7 | 120 | 687 | 1.1K |
| 545 | Parenteral nutrition | 7 | 120 | 890 | 1.3K |
| 549 | International Finance | 4 | 119 | 1.1K | 880 |
| 549 | Fluorescence | 1 | 119 | 940 | 228 |
| 549 | Australia | 9 | 119 | 1.3K | 1.5K |
| 552 | Orthopedic Surgery | 3 | 117 | 1.2K | 981 |
| 552 | Social Entrepreneurship | 1 | 117 | 115 | 27 |
| 552 | mycoses | 5 | 117 | 828 | 1.3K |
| 555 | Mathematical Economics | 1 | 116 | 437 | 348 |
| 555 | Ethnic Conflict | 5 | 116 | 175 | 176 |
| 555 | environmental indicators | 4 | 116 | 401 | 625 |
| 555 | Genetic disorders | 4 | 116 | 593 | 601 |
| 555 | forced migration | 5 | 116 | 175 | 176 |
| 555 | free radicals | 3 | 116 | 1.5K | 1.7K |
| 555 | disease outbreaks | 4 | 116 | 608 | 716 |
| 555 | Epidemics | 4 | 116 | 558 | 706 |
| 555 | Molecular structure | 5 | 116 | 2.0K | 2.1K |
| 564 | Psychoneuroimmunology | 3 | 115 | 608 | 814 |
| 564 | Neuroimmunology | 3 | 115 | 727 | 910 |
| 564 | Malaria | 1 | 115 | 1.5K | 744 |
| 567 | Renewable Energy Sources | 1 | 114 | 3.4K | 2.4K |
| 567 | energy development | 1 | 114 | 1.7K | 842 |
| 569 | Biopharmaceutics | 2 | 113 | 1.8K | 1.2K |
| 569 | Personality Assessment | 4 | 113 | 561 | 633 |
| 569 | scientific societies | 3 | 113 | 1.0K | 830 |
| 569 | Microscopy | 5 | 113 | 1.9K | 1.3K |
| 573 | Respiratory system | 6 | 112 | 507 | 701 |
| 574 | soil conservation | 6 | 111 | 568 | 750 |
| 574 | Mutagenesis | 4 | 111 | 434 | 355 |
| 576 | Molecular Microbiology | 2 | 110 | 1.4K | 1.4K |
| 577 | Agricultural Chemistry | 7 | 109 | 2.1K | 2.7K |
| 577 | Reproductive health | 3 | 109 | 972 | 766 |
| 579 | Structuralism | 1 | 108 | 130 | 56 |
| 579 | Information Systems | 2 | 108 | 2.1K | 1.3K |
| 579 | Social Networks | 1 | 108 | 600 | 116 |
| 582 | Environmental Law | 1 | 107 | 2.0K | 1.5K |
| 582 | Radiation Protection | 5 | 107 | 603 | 312 |
| 582 | radiation monitoring | 5 | 107 | 536 | 296 |
| 582 | Gerontology | 9 | 107 | 1.5K | 1.8K |
| 586 | Particle Physics | 3 | 105 | 755 | 416 |
| 587 | Organometallic compounds | 1 | 104 | 2.2K | 1.2K |
| 587 | Pituitary gland | 5 | 104 | 168 | 239 |
| 587 | computer networks | 5 | 104 | 2.0K | 1.8K |
| 587 | Synapses | 2 | 104 | 492 | 405 |
| 591 | Ion Exchange | 8 | 103 | 69 | 101 |
| 591 | Solvent extraction | 8 | 103 | 69 | 101 |
| 593 | Group decision making | 3 | 101 | 517 | 457 |
| 593 | biopolymers | 3 | 101 | 1.5K | 1.3K |
| 595 | Quantum Chemistry | 7 | 100 | 661 | 646 |
| 595 | Asia | 9 | 100 | 1.6K | 1.7K |
| 595 | Labor Movement | 11 | 100 | 89 | 55 |
| 598 | Synaptic Transmission | 4 | 99 | 533 | 643 |
| 598 | Magnetic Materials | 4 | 99 | 1.6K | 1.5K |
| 598 | Phytotherapy | 2 | 99 | 1.3K | 912 |
| 601 | Radiation dosimetry | 3 | 98 | 610 | 247 |
| 602 | Medical Physics | 11 | 97 | 1.2K | 2.0K |
| 603 | Molecular cloning | 5 | 96 | 1.2K | 1.4K |
| 603 | Genetic recombination | 5 | 96 | 1.1K | 1.4K |
| 603 | Paleopathology | 8 | 96 | 159 | 210 |
| 603 | Recombinant DNA | 5 | 96 | 1.3K | 1.5K |
| 607 | Veterinary Immunology | 3 | 95 | 290 | 243 |
| 607 | Health promotion | 5 | 95 | 1.5K | 1.7K |
| 609 | Engineering Geology | 2 | 94 | 1.7K | 1.2K |
| 609 | Biomolecules | 2 | 94 | 761 | 714 |
| 611 | Plant genetic engineering | 2 | 93 | 1.4K | 1.3K |
| 611 | urban health | 4 | 93 | 269 | 362 |
| 613 | Electromagnetism | 7 | 91 | 724 | 877 |
| 613 | ethnobiology | 3 | 91 | 266 | 290 |
| 615 | Humanities | 18 | 90 | 521 | 832 |
| 615 | Health Education | 6 | 90 | 1.5K | 1.8K |
| 615 | Solid State Chemistry | 5 | 90 | 1.6K | 1.6K |
| 618 | Information Theory | 6 | 89 | 1.1K | 1.3K |
| 618 | Pharmaceutical Technology | 3 | 89 | 1.9K | 1.8K |
| 620 | Computer Science | 2 | 88 | 3.1K | 1.6K |
| 620 | mutation | 4 | 88 | 427 | 666 |
| 620 | sports injuries | 7 | 88 | 339 | 407 |
| 623 | Child | 13 | 87 | 1.6K | 2.8K |
| 623 | histological techniques | 2 | 87 | 1.2K | 1.2K |
| 625 | Waste management | 7 | 86 | 1.1K | 1.4K |
| 625 | Water Purification | 7 | 86 | 874 | 1.2K |
| 625 | Homeostasis | 1 | 86 | 1.1K | 1.4K |
| 625 | drug abuse | 5 | 86 | 599 | 712 |
| 625 | Cell metabolism | 1 | 86 | 1.6K | 1.5K |
| 630 | Plant Genetics | 1 | 85 | 1.4K | 1.1K |
| 630 | Bipolar Disorder | 3 | 85 | 492 | 582 |
| 630 | Electrophysiology | 5 | 85 | 1.2K | 1.3K |
| 633 | Educational Technology | 7 | 84 | 1.0K | 1.3K |
| 633 | Brain damage | 3 | 84 | 559 | 589 |
| 635 | Ethnobotany | 1 | 83 | 511 | 278 |
| 635 | Traditional medicine | 1 | 83 | 722 | 322 |
| 635 | Ethnomedicine | 1 | 83 | 415 | 274 |
| 635 | molecular chaperones | 8 | 83 | 74 | 333 |
| 639 | Globalization | 3 | 82 | 552 | 562 |
| 639 | War and Society | 1 | 82 | 404 | 309 |
| 639 | warfare | 1 | 82 | 615 | 376 |
| 639 | peace | 1 | 82 | 918 | 504 |
| 643 | Hemodynamics | 2 | 81 | 1.2K | 1.5K |
| 643 | Ergodic Theory | 1 | 81 | 574 | 214 |
| 645 | Genetic Toxicology | 2 | 80 | 568 | 607 |
| 645 | Primates | 7 | 80 | 574 | 847 |
| 647 | Systems Engineering | 2 | 79 | 3.1K | 1.9K |
| 647 | health behavior | 4 | 79 | 1.0K | 1.3K |
| 647 | Health equity | 2 | 79 | 78 | 24 |
| 647 | Bioorganic chemistry | 5 | 79 | 2.5K | 3.1K |
| 647 | Insects | 7 | 79 | 1.1K | 1.4K |
| 647 | Women's health | 7 | 79 | 983 | 1.5K |
| 653 | Entropy | 1 | 78 | 2.4K | 905 |
| 653 | System analysis | 5 | 78 | 2.1K | 2.2K |
| 653 | Climate | 1 | 78 | 1.1K | 683 |
| 653 | weather | 1 | 78 | 1.1K | 636 |
| 657 | Computer Engineering | 1 | 77 | 1.4K | 480 |
| 657 | Cognitive Science | 5 | 77 | 1.3K | 1.8K |
| 659 | Emergency Medicine | 3 | 76 | 2.2K | 1.7K |
| 659 | polymerization | 2 | 76 | 5.0K | 3.9K |
| 661 | Hematopoietic stem cell transplantation | 1 | 75 | 1.1K | 844 |
| 661 | Credit | 1 | 75 | 267 | 197 |
| 661 | Money | 1 | 75 | 372 | 295 |
| 664 | Geriatric Oncology | 2 | 74 | 838 | 798 |
| 664 | Recycling | 2 | 74 | 330 | 568 |
| 666 | Paleoecology | 5 | 72 | 527 | 686 |
| 666 | Technological Innovations | 6 | 72 | 632 | 861 |
| 666 | Europa | 5 | 72 | 519 | 582 |
| 669 | Attention | 3 | 71 | 618 | 595 |
| 669 | Psychiatric hospitals | 1 | 71 | 991 | 563 |
| 669 | Autism | 2 | 71 | 962 | 1.0K |
| 672 | Mental Health | 7 | 70 | 1.3K | 1.9K |
| 672 | Mass Media | 16 | 70 | 297 | 454 |
| 672 | Plant hormones | 1 | 70 | 708 | 460 |
| 672 | Leisure | 4 | 70 | 327 | 391 |
| 676 | air quality management | 1 | 69 | 854 | 589 |
| 676 | Carcinogenesis | 5 | 69 | 964 | 1.7K |
| 676 | Political Parties | 5 | 69 | 138 | 192 |
| 676 | Housing | 3 | 69 | 310 | 354 |
| 676 | indoor air pollution | 1 | 69 | 943 | 576 |
| 676 | Ventilation | 1 | 69 | 1.2K | 663 |
| 676 | Sick building syndrome | 1 | 69 | 943 | 576 |
| 676 | Paleobotany | 4 | 69 | 143 | 211 |
| 676 | Vegetation dynamics | 4 | 69 | 138 | 209 |
| 676 | population geography | 7 | 69 | 146 | 349 |
| 686 | Language Acquisition | 5 | 67 | 430 | 607 |
| 686 | blood transfusion | 4 | 67 | 1.0K | 1.2K |
| 688 | Analytical Biochemistry | 5 | 66 | 1.4K | 2.0K |
| 688 | Synchrotron Radiation | 1 | 66 | 874 | 461 |
| 690 | Philosophy | 12 | 65 | 1.0K | 935 |
| 690 | Mass Spectrometry | 2 | 65 | 1.9K | 1.7K |
| 692 | Automation | 6 | 64 | 1.7K | 2.3K |
| 692 | color | 3 | 64 | 324 | 256 |
| 692 | Cognition | 6 | 64 | 1.4K | 2.0K |
| 695 | soil pollution | 3 | 63 | 650 | 668 |
| 695 | carcinogens | 4 | 63 | 1.2K | 1.8K |
| 695 | Flow cytometry | 3 | 63 | 591 | 692 |
| 695 | recreation | 3 | 63 | 759 | 609 |
| 699 | Visual Communication | 2 | 62 | 377 | 164 |
| 699 | Organometallic chemistry | 4 | 62 | 1.7K | 1.7K |
| 699 | Image enhancement | 2 | 62 | 161 | 126 |
| 702 | Numerical Analysis | 2 | 61 | 3.0K | 2.0K |
| 702 | Comparative Education | 4 | 61 | 188 | 146 |
| 702 | Cross-Cultural Studies | 5 | 61 | 328 | 540 |
| 702 | Eastern Europe | 7 | 61 | 897 | 673 |
| 702 | biochemical markers | 5 | 61 | 783 | 1.1K |
| 702 | freshwater biology | 1 | 61 | 1.7K | 1.2K |
| 708 | Neurotoxicology | 7 | 60 | 307 | 888 |
| 708 | Cell differentiation | 5 | 60 | 1.9K | 3.2K |
| 710 | Plant Morphology | 2 | 59 | 695 | 576 |
| 711 | Multicultural Education | 7 | 58 | 177 | 328 |
| 711 | Diffusion of innovations | 1 | 58 | 332 | 157 |
| 711 | Bacteria | 2 | 58 | 432 | 650 |
| 711 | organization | 2 | 58 | 884 | 963 |
| 715 | Functional Analysis | 1 | 57 | 1.3K | 494 |
| 715 | drug development | 6 | 57 | 930 | 2.4K |
| 717 | Phonetics | 2 | 56 | 412 | 319 |
| 717 | Functional Genomics | 1 | 56 | 724 | 720 |
| 717 | taxation | 1 | 56 | 354 | 189 |
| 717 | Electromagnetic waves | 1 | 56 | 636 | 232 |
| 717 | social justice | 2 | 56 | 519 | 241 |
| 717 | glycoproteins | 1 | 56 | 1.1K | 891 |
| 717 | Glycoconjugates | 1 | 56 | 1.1K | 891 |
| 717 | Oligosaccharides | 1 | 56 | 638 | 468 |
| 717 | environmental exposure | 2 | 56 | 2.9K | 2.8K |
| 717 | glycolipids | 1 | 56 | 1.1K | 891 |
| 727 | Transport | 3 | 55 | 395 | 658 |
| 727 | behavior therapy | 3 | 55 | 920 | 1.1K |
| 727 | Detectors | 6 | 55 | 1.2K | 1.7K |
| 727 | sexual behavior | 2 | 55 | 890 | 858 |
| 727 | Exercise | 4 | 55 | 1.5K | 1.7K |
| 727 | Zoonoses | 3 | 55 | 374 | 555 |
| 733 | Lung Transplantation | 2 | 54 | 948 | 748 |
| 733 | Hemostasis | 11 | 54 | 426 | 1.2K |
| 733 | Heart transplantation | 2 | 54 | 948 | 748 |
| 736 | Computational Intelligence | 1 | 53 | 2.3K | 1.0K |
| 737 | Geochemical Modeling | 1 | 52 | 553 | 389 |
| 737 | geological modeling | 1 | 52 | 1.1K | 574 |
| 739 | International Relations | 3 | 51 | 1.7K | 1.1K |
| 739 | Institutional Economics | 3 | 51 | 141 | 123 |
| 739 | Community Psychology | 2 | 51 | 825 | 868 |
| 739 | Chromatography | 2 | 51 | 2.5K | 2.2K |
| 739 | disabilities | 4 | 51 | 809 | 1.1K |
| 739 | commerce | 6 | 51 | 1.1K | 1.5K |
| 739 | Chromatographic analysis | 2 | 51 | 2.9K | 2.4K |
| 746 | Soil Science | 4 | 50 | 1.6K | 2.1K |
| 746 | micromechanics | 2 | 50 | 716 | 737 |
| 748 | Logic | 3 | 49 | 489 | 357 |
| 748 | Economic Geography | 3 | 49 | 391 | 480 |
| 748 | nuclear magnetic resonance | 3 | 49 | 1.2K | 1.3K |
| 748 | microwave communication systems | 1 | 49 | 877 | 575 |
| 748 | Magnetic Resonance Spectroscopy | 5 | 49 | 1.1K | 1.5K |
| 748 | psychopathology | 1 | 49 | 651 | 580 |
| 748 | software | 2 | 49 | 1.2K | 1.4K |
| 748 | Microwave devices | 1 | 49 | 966 | 620 |
| 756 | Iberian Peninsula | 7 | 48 | 9 | 4 |
| 756 | land degradation | 3 | 48 | 587 | 856 |
| 756 | degradation | 3 | 48 | 587 | 856 |
| 759 | Dynamics | 3 | 47 | 2.0K | 1.9K |
| 759 | Protein folding | 3 | 47 | 92 | 164 |
| 759 | Sea | 2 | 47 | 392 | 495 |
| 759 | Fishery resources | 2 | 47 | 506 | 573 |
| 759 | prions | 3 | 47 | 78 | 134 |
| 764 | Engineering Mathematics | 5 | 46 | 2.4K | 2.6K |
| 764 | Plant Taxonomy | 3 | 46 | 518 | 642 |
| 764 | Sustainable agriculture | 4 | 46 | 613 | 980 |
| 764 | Virtual reality | 1 | 46 | 903 | 564 |
| 764 | Electrocardiography | 2 | 46 | 486 | 345 |
| 764 | drug resistance | 2 | 46 | 1.1K | 1.2K |
| 764 | Cognitive neuroscience | 2 | 46 | 1.4K | 1.6K |
| 764 | Biofilms | 1 | 46 | 402 | 355 |
| 764 | Ethnology | 9 | 46 | 890 | 1.5K |
| 764 | Reading | 2 | 46 | 677 | 654 |
| 764 | Literacy | 2 | 46 | 362 | 280 |
| 775 | Intercultural Communication | 4 | 45 | 179 | 259 |
| 775 | Control Theory | 4 | 45 | 1.7K | 2.0K |
| 775 | Biodegradation | 2 | 45 | 747 | 933 |
| 775 | Water Microbiology | 2 | 45 | 757 | 911 |
| 775 | Federal government | 3 | 45 | 153 | 168 |
| 775 | mammals | 3 | 45 | 1.3K | 1.5K |
| 775 | death | 3 | 45 | 327 | 316 |
| 775 | Fouling | 2 | 45 | 390 | 558 |
| 783 | regional security | 3 | 44 | 64 | 58 |
| 783 | behavior modification | 2 | 44 | 494 | 650 |
| 783 | Birds | 4 | 44 | 1.3K | 1.5K |
| 783 | regional cooperation | 3 | 44 | 60 | 58 |
| 787 | Cognitive Therapy | 4 | 43 | 580 | 927 |
| 787 | Food additives | 1 | 43 | 1.9K | 1.7K |
| 787 | food contamination | 1 | 43 | 2.2K | 1.5K |
| 787 | sadness | 2 | 43 | 327 | 279 |
| 787 | educational planning | 2 | 43 | 589 | 620 |
| 787 | Suicide | 2 | 43 | 853 | 928 |
| 787 | antisocial personality disorder | 2 | 43 | 327 | 279 |
| 794 | Algebra | 5 | 42 | 1.2K | 962 |
| 794 | Organizational Sociology | 1 | 42 | 613 | 436 |
| 794 | Peasants | 5 | 42 | 41 | 141 |
| 794 | enzymes | 1 | 42 | 2.5K | 2.2K |
| 798 | Superconductors | 7 | 41 | 714 | 1.0K |
| 798 | occupational diseases | 4 | 41 | 1.1K | 1.8K |
| 798 | Neural circuitry | 5 | 41 | 1.3K | 2.5K |
| 798 | Visual Perception | 2 | 41 | 562 | 493 |
| 798 | Foodborne diseases | 1 | 41 | 646 | 536 |
| 798 | Cerebellum | 1 | 41 | 689 | 562 |
| 798 | Perception | 2 | 41 | 1.1K | 1.1K |
| 798 | Sleep | 4 | 41 | 1.8K | 2.5K |
| 798 | Cerebellar ataxia | 1 | 41 | 689 | 562 |
| 807 | Criminology | 4 | 40 | 906 | 1.2K |
| 807 | Green Chemistry | 2 | 40 | 2.4K | 3.0K |
| 807 | Chemical Ecology | 2 | 40 | 814 | 1.1K |
| 807 | Sustainable Engineering | 2 | 40 | 2.3K | 2.8K |
| 807 | Public Health Administration | 6 | 40 | 385 | 550 |
| 807 | Cryptography | 4 | 40 | 617 | 627 |
| 807 | Apoptosis | 6 | 40 | 145 | 639 |
| 807 | neurotoxins | 6 | 40 | 145 | 639 |
| 807 | Neurotoxic agents | 6 | 40 | 145 | 639 |
| 807 | Parallel Processing | 4 | 40 | 387 | 702 |
| 807 | Child Development | 6 | 40 | 1.6K | 3.1K |
| 807 | pheromones | 2 | 40 | 751 | 1.1K |
| 807 | Human biology | 3 | 40 | 802 | 1.0K |
| 807 | Nerve regeneration | 6 | 40 | 145 | 639 |
| 821 | Animal ecology | 6 | 39 | 1.0K | 1.9K |
| 821 | synthesis | 2 | 39 | 1.6K | 1.3K |
| 821 | Scanning electron microscopy | 4 | 39 | 119 | 258 |
| 824 | Proteomics | 2 | 38 | 1.7K | 2.3K |
| 824 | Restoration Ecology | 2 | 38 | 681 | 831 |
| 824 | Dance therapy | 7 | 38 | 22 | 74 |
| 824 | Cell division | 3 | 38 | 765 | 1.2K |
| 828 | Power Electronics | 1 | 37 | 1.7K | 1.6K |
| 828 | Quality Control | 1 | 37 | 3.2K | 2.4K |
| 828 | Foraminifera | 1 | 37 | 230 | 178 |
| 828 | local government | 4 | 37 | 311 | 530 |
| 828 | foods | 1 | 37 | 715 | 420 |
| 828 | human development | 3 | 37 | 909 | 1.4K |
| 834 | Evolutionary economics | 2 | 36 | 248 | 274 |
| 834 | Long-Term Care | 2 | 36 | 851 | 1.2K |
| 834 | Erectile dysfunction | 2 | 36 | 393 | 473 |
| 834 | ethnicity | 5 | 36 | 586 | 872 |
| 834 | Long-term care facilities | 2 | 36 | 846 | 1.2K |
| 834 | Paleoceanography | 1 | 36 | 409 | 503 |
| 834 | amino acids | 1 | 36 | 1.4K | 1.3K |
| 834 | Population Dynamics | 2 | 36 | 275 | 335 |
| 842 | Nuclear Engineering | 7 | 35 | 1.1K | 1.6K |
| 842 | Oxidative stress | 1 | 35 | 2.4K | 2.5K |
| 842 | Cell survival | 1 | 35 | 572 | 590 |
| 842 | Input-output analysis | 4 | 35 | 225 | 483 |
| 846 | Radiochemistry | 3 | 34 | 1.3K | 1.3K |
| 846 | Medical Ethics | 3 | 34 | 1.6K | 1.7K |
| 846 | Ocean Engineering | 1 | 34 | 1.6K | 1.4K |
| 846 | Sexuality | 3 | 34 | 302 | 437 |
| 846 | hazard mitigation | 2 | 34 | 1.3K | 1.6K |
| 846 | technical education | 3 | 34 | 675 | 852 |
| 846 | internet | 2 | 34 | 1.9K | 1.9K |
| 846 | Autonomous robots | 1 | 34 | 429 | 433 |
| 854 | Industrial Engineering | 4 | 33 | 2.0K | 3.0K |
| 854 | Dentistry | 2 | 33 | 969 | 876 |
| 854 | Journalism | 5 | 33 | 431 | 543 |
| 854 | Psychiatric Nursing | 2 | 33 | 1.1K | 1.1K |
| 854 | Stochastic Processes | 1 | 33 | 1.7K | 1.3K |
| 854 | Neurovirology | 1 | 33 | 581 | 551 |
| 854 | housing policy | 2 | 33 | 158 | 155 |
| 854 | Alternative Medicine | 2 | 33 | 2.9K | 3.3K |
| 854 | complementary therapies | 2 | 33 | 3.2K | 3.5K |
| 854 | Heritage Tourism | 2 | 33 | 172 | 187 |
| 854 | cultural tourism | 2 | 33 | 166 | 187 |
| 854 | Gene library | 1 | 33 | 275 | 342 |
| 854 | Methodology | 3 | 33 | 533 | 682 |
| 867 | Cardiovascular Pharmacology | 2 | 32 | 483 | 643 |
| 867 | Development Economics | 2 | 32 | 775 | 881 |
| 867 | Animal Nutrition | 3 | 32 | 595 | 817 |
| 867 | History of Medicine | 9 | 32 | 305 | 372 |
| 867 | Action Research | 3 | 32 | 228 | 314 |
| 867 | Genetic markers | 4 | 32 | 220 | 604 |
| 867 | cultural pluralism | 3 | 32 | 404 | 524 |
| 867 | biological monitoring | 1 | 32 | 1.2K | 1.2K |
| 875 | Asthma | 3 | 31 | 941 | 1.4K |
| 875 | bats | 1 | 31 | 245 | 168 |
| 875 | Chemical industry | 1 | 31 | 2.6K | 1.9K |
| 875 | Scandinavia | 3 | 31 | 791 | 1.1K |
| 875 | Intellectual disability | 2 | 31 | 1.3K | 1.5K |
| 875 | Genes | 4 | 31 | 1.3K | 2.3K |
| 881 | Marine Biotechnology | 1 | 30 | 560 | 646 |
| 881 | Morphology | 6 | 30 | 675 | 1.3K |
| 881 | microwave antennas | 2 | 30 | 634 | 616 |
| 881 | radiocarbon dating | 3 | 30 | 425 | 603 |
| 881 | Marine Pollution | 1 | 30 | 1.8K | 2.0K |
| 881 | Superconductivity | 3 | 30 | 357 | 489 |
| 881 | Radio wave propagation | 2 | 30 | 1.3K | 1.2K |
| 881 | Family Therapy | 4 | 30 | 712 | 1.1K |
| 881 | Soviet Union | 2 | 30 | 1.2K | 774 |
| 890 | Clinical Biochemistry | 2 | 29 | 1.7K | 2.1K |
| 890 | Histochemistry | 7 | 29 | 837 | 2.0K |
| 890 | School Psychology | 1 | 29 | 770 | 753 |
| 890 | Feminist theory | 3 | 29 | 185 | 251 |
| 890 | Biomarkers | 1 | 29 | 1.1K | 917 |
| 890 | landscapes | 2 | 29 | 262 | 326 |
| 896 | Ethics | 2 | 28 | 1.5K | 1.5K |
| 896 | Sleep Disorders | 3 | 28 | 2.0K | 2.8K |
| 896 | Structural biology | 1 | 28 | 236 | 333 |
| 896 | civil rights | 2 | 28 | 508 | 486 |
| 896 | Travel | 4 | 28 | 853 | 1.5K |
| 896 | Randomized Controlled Trials | 4 | 28 | 1.4K | 2.1K |
| 896 | Medical innovations | 2 | 28 | 1.6K | 3.0K |
| 896 | Crystal growth | 4 | 28 | 1.1K | 1.9K |
| 896 | peptides | 4 | 28 | 1.0K | 1.7K |
| 896 | Emotions | 2 | 28 | 781 | 1.2K |
| 906 | Linguistics | 12 | 27 | 777 | 1.6K |
| 906 | Medical Imaging | 1 | 27 | 647 | 692 |
| 906 | Magnetic Resonance Imaging | 1 | 27 | 1.1K | 1.1K |
| 906 | Psychometrics | 1 | 27 | 739 | 678 |
| 906 | Organizational change | 2 | 27 | 977 | 1.2K |
| 906 | Inclusive Education | 3 | 27 | 149 | 308 |
| 906 | Communist countries | 3 | 27 | 290 | 316 |
| 906 | Carbon | 1 | 27 | 1.5K | 1.8K |
| 906 | Integration | 3 | 27 | 144 | 302 |
| 906 | social science | 1 | 27 | 364 | 450 |
| 916 | Criminal psychology | 2 | 26 | 1.1K | 1.3K |
| 916 | Social welfare | 3 | 26 | 720 | 1.0K |
| 916 | Multilingualism | 5 | 26 | 182 | 465 |
| 916 | feeding behavior | 1 | 26 | 1.2K | 1.4K |
| 916 | Appetite | 1 | 26 | 1.1K | 1.3K |
| 916 | Menopause | 1 | 26 | 850 | 895 |
| 922 | Economic Theory | 1 | 25 | 237 | 217 |
| 922 | Special Education | 2 | 25 | 1.1K | 1.1K |
| 922 | Sedimentology | 2 | 25 | 1.0K | 1.4K |
| 922 | Microeconomics | 1 | 25 | 707 | 560 |
| 922 | Disability Studies | 2 | 25 | 351 | 376 |
| 922 | Learning disabilities | 2 | 25 | 1.2K | 1.5K |
| 922 | Parkinson's disease | 1 | 25 | 562 | 575 |
| 922 | catalytic activity | 1 | 25 | 1.2K | 1.3K |
| 922 | Landslides | 1 | 25 | 555 | 641 |
| 922 | tests | 1 | 25 | 387 | 409 |
| 932 | Gender Studies | 3 | 24 | 557 | 903 |
| 932 | Systems Analysis | 2 | 24 | 1.6K | 1.9K |
| 932 | Biomechanics | 3 | 24 | 1.7K | 2.6K |
| 932 | Ornithology | 3 | 24 | 1.2K | 1.5K |
| 932 | Gender identity | 3 | 24 | 313 | 416 |
| 932 | nuclear magnetic resonance spectroscopy | 4 | 24 | 816 | 1.3K |
| 932 | society | 2 | 24 | 125 | 145 |
| 932 | Invertebrates | 1 | 24 | 949 | 927 |
| 932 | China | 5 | 24 | 2.6K | 4.4K |
| 932 | vitamin C | 1 | 24 | 990 | 1.2K |
| 932 | vitamin E | 1 | 24 | 990 | 1.2K |
| 943 | Radiation Oncology | 2 | 23 | 629 | 931 |
| 943 | Developmental Psychology | 1 | 23 | 1.9K | 1.9K |
| 943 | Geochemistry | 1 | 23 | 2.5K | 2.5K |
| 943 | Electrophoresis | 3 | 23 | 2.1K | 3.2K |
| 943 | Research Design | 3 | 23 | 1.4K | 2.5K |
| 943 | patents | 1 | 23 | 272 | 260 |
| 943 | correctional psychology | 1 | 23 | 431 | 517 |
| 943 | Respiratory Infections | 1 | 23 | 903 | 885 |
| 943 | Probiotics | 1 | 23 | 396 | 461 |
| 943 | Influenza | 1 | 23 | 789 | 776 |
| 953 | Mathematics Education | 3 | 22 | 519 | 618 |
| 953 | Occupational Health | 1 | 22 | 2.7K | 2.1K |
| 953 | Adult Education | 2 | 22 | 863 | 841 |
| 953 | Semiconductors | 2 | 22 | 1.8K | 1.9K |
| 953 | Child welfare | 5 | 22 | 832 | 1.9K |
| 953 | Smoking | 3 | 22 | 862 | 1.6K |
| 953 | Coding Theory | 3 | 22 | 398 | 489 |
| 953 | Drying | 1 | 22 | 820 | 816 |
| 953 | Reproductive toxicology | 1 | 22 | 792 | 1.0K |
| 953 | X-rays | 1 | 22 | 1.5K | 1.3K |
| 953 | Neurons | 1 | 22 | 1.4K | 1.9K |
| 953 | Steroids | 2 | 22 | 1.2K | 1.8K |
| 953 | violence | 3 | 22 | 1.1K | 1.8K |
| 966 | Law | 5 | 21 | 1.5K | 1.4K |
| 966 | Physical Geography | 1 | 21 | 1.2K | 1.0K |
| 966 | Enzyme inhibitors | 1 | 21 | 908 | 989 |
| 966 | Labor Mobility | 3 | 21 | 28 | 18 |
| 966 | Obsessive-Compulsive Disorder | 1 | 21 | 145 | 140 |
| 966 | Bilingualism | 2 | 21 | 337 | 539 |
| 966 | Qualitative Research | 5 | 21 | 332 | 809 |
| 966 | Human trafficking | 3 | 21 | 44 | 72 |
| 966 | Geodynamics | 1 | 21 | 684 | 714 |
| 966 | Organ transplantation | 2 | 21 | 674 | 782 |
| 966 | civilization | 10 | 21 | 777 | 866 |
| 966 | corrections | 1 | 21 | 354 | 292 |
| 966 | Diplomatic relations | 4 | 21 | 731 | 726 |
| 966 | Social work | 4 | 21 | 1.3K | 2.3K |
| 966 | emigration | 3 | 21 | 24 | 17 |
| 966 | Internal migration | 3 | 21 | 24 | 17 |
| 966 | punishment | 1 | 21 | 212 | 204 |
| 966 | Post-traumatic stress disorder | 2 | 21 | 1.2K | 1.7K |
| 984 | History | 5 | 20 | 1.1K | 889 |
| 984 | Pediatric Dermatology | 1 | 20 | 1.0K | 981 |
| 984 | Nuclear Chemistry | 1 | 20 | 1.8K | 1.5K |
| 984 | Patient education | 2 | 20 | 755 | 1.3K |
| 984 | Photochemistry | 2 | 20 | 2.2K | 3.1K |
| 984 | Gene expression | 2 | 20 | 461 | 800 |
| 984 | Immunohistochemistry | 1 | 20 | 514 | 443 |
| 984 | sexual orientation | 2 | 20 | 169 | 264 |
| 984 | Regional Development | 1 | 20 | 583 | 627 |
| 984 | Development planning | 1 | 20 | 531 | 597 |
| 984 | counseling | 2 | 20 | 1.9K | 2.4K |
| 984 | Library Science | 3 | 20 | 1.5K | 1.5K |
| 984 | Atomic spectroscopy | 2 | 20 | 1.3K | 1.6K |
| 984 | Laser Spectroscopy | 2 | 20 | 1.2K | 1.4K |
| 984 | Culture | 6 | 20 | 849 | 1.7K |
| 984 | Economic planning | 1 | 20 | 690 | 818 |
| 1000 | Natural Sciences | 2 | 19 | 171 | 228 |