42.5K(top 0.1%)
papers
1.0M(top 0.1%)
citations
281(top 0.1%)
h-index
549(top 0.1%)
g-index
59.2K
all documents
1.2M
doc citations
20.2K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Medicine | 4,172 | 79,419 | 51 | 231 |
| 2 | Science | 995 | 47,811 | 366 | 611 |
| 3 | Biology | 1,063 | 41,899 | 343 | 655 |
| 4 | Molecular Biology | 1,363 | 41,471 | 171 | 355 |
| 5 | Research | 1,166 | 31,545 | 198 | 282 |
| 6 | Cancer | 804 | 29,428 | 67 | 104 |
| 7 | Physics | 245 | 25,450 | 1.4K | 1.0K |
| 8 | Neurology | 556 | 24,529 | 341 | 427 |
| 9 | Biochemistry | 1,097 | 24,262 | 307 | 512 |
| 10 | Cell Biology | 811 | 22,630 | 85 | 360 |
| 11 | Pharmacology | 795 | 20,911 | 97 | 141 |
| 12 | Chemistry | 551 | 20,425 | 786 | 831 |
| 13 | Cytology | 707 | 19,479 | 125 | 404 |
| 14 | Virology | 215 | 18,973 | 265 | 274 |
| 15 | Immunology | 366 | 13,784 | 264 | 414 |
| 16 | Biocompatible Materials | 363 | 13,474 | 174 | 235 |
| 17 | Natural history | 29 | 12,344 | 1.6K | 999 |
| 18 | Environmental Health | 353 | 11,877 | 208 | 314 |
| 19 | Nanotechnology | 369 | 11,768 | 330 | 469 |
| 20 | Liver diseases | 184 | 11,701 | 66 | 102 |
| 21 | Cell death | 317 | 10,478 | 14 | 59 |
| 22 | Oncology | 211 | 9,920 | 74 | 178 |
| 23 | Public Health | 342 | 9,733 | 314 | 376 |
| 24 | Toxicology | 341 | 9,438 | 159 | 225 |
| 25 | Biophysics | 429 | 8,978 | 300 | 396 |
| 26 | Cardiovascular system | 110 | 8,801 | 246 | 277 |
| 27 | Nutrition | 337 | 8,666 | 183 | 317 |
| 28 | Biotechnology | 415 | 8,660 | 247 | 651 |
| 29 | Medical Oncology | 259 | 8,473 | 104 | 100 |
| 30 | Pollution | 277 | 7,882 | 315 | 579 |
| 31 | Diabetes | 155 | 7,869 | 179 | 214 |
| 32 | Environmental monitoring | 248 | 7,849 | 62 | 128 |
| 33 | Physiology | 291 | 7,777 | 267 | 400 |
| 34 | Materials | 219 | 7,621 | 688 | 719 |
| 35 | Cell differentiation | 188 | 7,593 | 103 | 231 |
| 36 | Endocrinology | 144 | 6,607 | 411 | 484 |
| 37 | Diabetes mellitus | 136 | 6,573 | 176 | 236 |
| 38 | environmental pollution | 230 | 6,523 | 187 | 278 |
| 39 | Ecology | 192 | 6,522 | 698 | 909 |
| 40 | Neurochemistry | 201 | 6,411 | 129 | 213 |
| 41 | Psychiatry | 154 | 6,302 | 614 | 648 |
| 42 | Human genetics | 49 | 6,014 | 734 | 924 |
| 43 | Hypertension | 96 | 5,868 | 268 | 359 |
| 44 | Signal Transduction | 116 | 5,732 | 39 | 45 |
| 45 | Oxidative stress | 183 | 5,607 | 5 | 12 |
| 46 | Immunotherapy | 189 | 5,601 | 46 | 172 |
| 47 | Environmental Engineering | 136 | 5,409 | 304 | 385 |
| 48 | Oncogenes | 105 | 5,385 | 91 | 163 |
| 49 | Medical innovations | 28 | 5,322 | 194 | 91 |
| 50 | Neurophysiology | 119 | 5,286 | 402 | 487 |
| 51 | Microbiology | 230 | 5,247 | 791 | 1.3K |
| 52 | Environment | 126 | 5,234 | 591 | 861 |
| 53 | Materials Science | 153 | 5,165 | 630 | 647 |
| 54 | Critical Care | 57 | 5,109 | 334 | 244 |
| 55 | drug development | 24 | 5,011 | 252 | 98 |
| 56 | Critical Care Medicine | 50 | 4,988 | 370 | 253 |
| 57 | Medical genetics | 124 | 4,916 | 470 | 624 |
| 58 | Metabolic diseases | 105 | 4,913 | 342 | 452 |
| 59 | nanoscience | 118 | 4,743 | 360 | 417 |
| 60 | environmental protection | 143 | 4,718 | 133 | 221 |
| 61 | cytokines | 162 | 4,697 | 16 | 19 |
| 62 | Metabolism | 152 | 4,557 | 310 | 537 |
| 63 | Epidemiology | 160 | 4,554 | 384 | 447 |
| 64 | Analytical Chemistry | 212 | 4,476 | 349 | 516 |
| 65 | Immunity | 126 | 4,467 | 207 | 561 |
| 66 | Reproduction | 206 | 4,431 | 96 | 200 |
| 67 | Hematology | 398 | 4,397 | 340 | 728 |
| 68 | Biomedical Engineering | 205 | 4,341 | 319 | 490 |
| 69 | Bioengineering | 137 | 4,150 | 420 | 750 |
| 70 | Aging | 205 | 4,075 | 199 | 274 |
| 71 | Neuroimmunology | 39 | 4,050 | 44 | 28 |
| 72 | Environmental Toxicology | 154 | 4,048 | 69 | 181 |
| 73 | Pathology | 190 | 4,039 | 161 | 350 |
| 74 | Pharmacognosy | 144 | 3,942 | 54 | 84 |
| 75 | Psychoneuroimmunology | 27 | 3,831 | 56 | 28 |
| 76 | cell physiology | 125 | 3,784 | 109 | 239 |
| 77 | Cellular senescence | 140 | 3,758 | 6 | 13 |
| 78 | Environmental Policy | 91 | 3,742 | 213 | 280 |
| 78 | Environmental Law | 91 | 3,742 | 28 | 70 |
| 80 | Inflammation | 107 | 3,645 | 25 | 29 |
| 81 | Stem cells | 115 | 3,520 | 107 | 173 |
| 82 | Genetic therapy | 107 | 3,304 | 75 | 113 |
| 83 | China | 205 | 3,299 | 126 | 121 |
| 84 | Brain | 114 | 3,251 | 291 | 414 |
| 85 | Immunopharmacology | 133 | 3,249 | 17 | 20 |
| 86 | Obesity | 73 | 3,247 | 337 | 317 |
| 87 | carcinogens | 112 | 3,212 | 38 | 71 |
| 88 | Genetics | 106 | 3,151 | 619 | 1.1K |
| 89 | Mental Disorders | 75 | 3,113 | 665 | 713 |
| 90 | Pharmaceutical Chemistry | 117 | 3,104 | 535 | 686 |
| 91 | Cell metabolism | 24 | 3,071 | 157 | 182 |
| 92 | Nanostructured Materials | 69 | 3,065 | 737 | 537 |
| 93 | Homeostasis | 15 | 2,951 | 184 | 181 |
| 94 | Diet | 91 | 2,861 | 297 | 472 |
| 95 | Genetic engineering | 123 | 2,780 | 78 | 259 |
| 96 | Transplantation | 104 | 2,769 | 208 | 288 |
| 97 | Environmental pollutants | 133 | 2,696 | 67 | 170 |
| 98 | Clinical Chemistry | 107 | 2,674 | 300 | 493 |
| 99 | Information Technology | 45 | 2,545 | 348 | 144 |
| 100 | Nanoparticles | 53 | 2,524 | 271 | 223 |
| 101 | Health Policy | 51 | 2,470 | 480 | 264 |
| 102 | Medicinal plants | 99 | 2,451 | 44 | 66 |
| 103 | Neurobiology | 55 | 2,440 | 338 | 427 |
| 104 | natural products | 140 | 2,330 | 68 | 148 |
| 105 | Immunopathology | 64 | 2,310 | 155 | 174 |
| 106 | free radicals | 45 | 2,256 | 132 | 200 |
| 107 | Urology | 119 | 2,254 | 198 | 371 |
| 108 | nucleic acids | 55 | 2,241 | 416 | 666 |
| 109 | Cell cycle | 63 | 2,221 | 11 | 6 |
| 109 | cell proliferation | 63 | 2,221 | 12 | 6 |
| 111 | Pediatrics | 55 | 2,218 | 620 | 665 |
| 112 | Carcinogenesis | 56 | 2,202 | 84 | 117 |
| 113 | environmental exposure | 74 | 2,170 | 128 | 142 |
| 114 | Therapeutics | 50 | 2,157 | 402 | 378 |
| 115 | Alternative Medicine | 127 | 2,118 | 71 | 99 |
| 116 | mutagens | 50 | 2,106 | 88 | 124 |
| 117 | Immune system | 51 | 2,081 | 166 | 469 |
| 118 | complementary therapies | 124 | 2,080 | 80 | 106 |
| 119 | Food | 104 | 2,040 | 256 | 433 |
| 120 | Diagnostic Imaging | 139 | 1,992 | 103 | 291 |
| 121 | Andrology | 96 | 1,979 | 13 | 27 |
| 122 | Nervous system | 74 | 1,954 | 397 | 693 |
| 123 | Clinical Immunology | 85 | 1,944 | 71 | 106 |
| 124 | Respiration | 76 | 1,839 | 176 | 289 |
| 125 | Leukemia | 40 | 1,810 | 345 | 339 |
| 126 | Mental illness | 38 | 1,799 | 613 | 613 |
| 127 | Geriatrics | 100 | 1,775 | 464 | 624 |
| 128 | gene therapy | 71 | 1,770 | 96 | 229 |
| 129 | Cytogenetics | 29 | 1,756 | 527 | 555 |
| 130 | Obstetrics | 94 | 1,732 | 400 | 530 |
| 130 | Biosensors | 34 | 1,732 | 196 | 208 |
| 132 | cell interaction | 109 | 1,729 | 15 | 84 |
| 133 | Neurons | 8 | 1,706 | 558 | 487 |
| 134 | Thrombosis | 59 | 1,650 | 171 | 315 |
| 135 | Hemodynamics | 38 | 1,637 | 167 | 244 |
| 136 | Educational Technology | 41 | 1,633 | 177 | 81 |
| 137 | Emerging infectious diseases | 15 | 1,632 | 73 | 22 |
| 138 | Adolescent Medicine | 5 | 1,596 | 568 | 165 |
| 139 | drug therapy | 41 | 1,595 | 651 | 537 |
| 140 | Respiratory system | 61 | 1,593 | 27 | 41 |
| 141 | Bioelectronics | 25 | 1,560 | 198 | 201 |
| 142 | Oxidation-reduction | 32 | 1,529 | 84 | 190 |
| 143 | Evidence-Based Medicine | 102 | 1,499 | 55 | 68 |
| 144 | Surgery | 65 | 1,476 | 441 | 1.3K |
| 145 | Pharmacogenetics | 33 | 1,475 | 207 | 163 |
| 146 | Digestive system diseases | 83 | 1,470 | 66 | 118 |
| 147 | sanitation | 40 | 1,469 | 434 | 682 |
| 148 | Lipids | 65 | 1,439 | 106 | 276 |
| 149 | food technology | 56 | 1,407 | 311 | 365 |
| 150 | Developmental Biology | 33 | 1,404 | 683 | 786 |
| 151 | occupational diseases | 27 | 1,398 | 242 | 121 |
| 152 | Cell communication | 94 | 1,397 | 11 | 51 |
| 153 | Behavior | 38 | 1,391 | 822 | 848 |
| 154 | Infertility | 37 | 1,390 | 249 | 255 |
| 154 | fertility | 37 | 1,390 | 260 | 275 |
| 156 | Genomics | 80 | 1,365 | 496 | 916 |
| 157 | Radiobiology | 91 | 1,350 | 280 | 384 |
| 158 | Nanobiotechnology | 82 | 1,344 | 10 | 33 |
| 159 | Nanostructures | 66 | 1,336 | 152 | 519 |
| 160 | biological factors | 81 | 1,333 | 140 | 357 |
| 161 | Genetic regulation | 32 | 1,325 | 258 | 417 |
| 162 | Optical materials | 44 | 1,318 | 629 | 779 |
| 163 | toxicity testing | 53 | 1,300 | 30 | 56 |
| 164 | Antibacterial agents | 8 | 1,297 | 278 | 33 |
| 165 | Clinical Pharmacology | 39 | 1,284 | 163 | 119 |
| 166 | Cardiovascular diseases | 78 | 1,283 | 224 | 369 |
| 167 | Embryology | 64 | 1,266 | 325 | 667 |
| 168 | Bioorganic chemistry | 81 | 1,261 | 340 | 708 |
| 169 | Medical Microbiology | 49 | 1,248 | 570 | 926 |
| 170 | Nuclear Medicine | 74 | 1,245 | 116 | 225 |
| 171 | Gastrointestinal diseases | 73 | 1,235 | 20 | 30 |
| 172 | Recombinant DNA | 65 | 1,213 | 63 | 191 |
| 173 | Primary health care | 69 | 1,196 | 209 | 282 |
| 174 | vascular diseases | 31 | 1,195 | 207 | 333 |
| 175 | Information Science | 12 | 1,188 | 803 | 224 |
| 176 | cloning | 20 | 1,184 | 179 | 236 |
| 177 | Sleep | 41 | 1,169 | 394 | 432 |
| 178 | Health Services Research | 68 | 1,168 | 236 | 341 |
| 179 | Sleep Disorders | 40 | 1,167 | 404 | 425 |
| 180 | Europe | 70 | 1,163 | 609 | 635 |
| 181 | Drug delivery systems | 41 | 1,143 | 165 | 330 |
| 182 | Parenteral nutrition | 30 | 1,102 | 258 | 303 |
| 183 | infection | 41 | 1,090 | 334 | 512 |
| 184 | Psychopharmacology | 32 | 1,073 | 561 | 662 |
| 185 | Molecular Imaging | 60 | 1,071 | 90 | 217 |
| 186 | Orthopedics | 88 | 1,066 | 196 | 507 |
| 187 | biochemical markers | 92 | 1,059 | 17 | 34 |
| 188 | Allergy | 29 | 1,036 | 394 | 720 |
| 189 | Polymers | 51 | 1,034 | 1.5K | 1.5K |
| 190 | Occupational Health | 18 | 1,024 | 422 | 142 |
| 191 | Psychophysiology | 24 | 1,013 | 1.2K | 1.1K |
| 192 | Biochemical Engineering | 27 | 1,008 | 734 | 1.4K |
| 193 | Molecular cloning | 52 | 1,005 | 70 | 205 |
| 194 | Food Microbiology | 39 | 1,004 | 180 | 293 |
| 195 | pollutants | 54 | 986 | 201 | 464 |
| 196 | Clinical Biochemistry | 31 | 984 | 184 | 191 |
| 197 | Genetic recombination | 51 | 982 | 67 | 205 |
| 198 | drugs | 56 | 970 | 235 | 369 |
| 199 | Parasitology | 45 | 967 | 555 | 585 |
| 200 | human behavior | 14 | 925 | 1.1K | 803 |
| 201 | Parasitic Diseases | 27 | 917 | 663 | 615 |
| 201 | Tropical Medicine | 35 | 917 | 363 | 308 |
| 203 | Dermatology | 29 | 909 | 645 | 548 |
| 204 | Agricultural Chemistry | 44 | 895 | 598 | 800 |
| 205 | Reproductive health | 32 | 893 | 129 | 120 |
| 205 | cell adhesion molecules | 42 | 893 | 32 | 67 |
| 207 | Pharmacy | 31 | 888 | 604 | 601 |
| 208 | Neurosurgery | 25 | 876 | 300 | 313 |
| 209 | drug evaluation | 40 | 859 | 152 | 190 |
| 210 | Cytokine | 8 | 847 | 175 | 79 |
| 211 | Colloids | 30 | 843 | 1.2K | 1.4K |
| 212 | Enteral nutrition | 25 | 830 | 190 | 283 |
| 213 | Cell survival | 24 | 822 | 10 | 24 |
| 213 | molecular chaperones | 24 | 822 | 10 | 24 |
| 215 | Surface Chemistry | 29 | 821 | 1.2K | 1.3K |
| 216 | pain | 34 | 818 | 416 | 676 |
| 217 | health planning | 45 | 812 | 161 | 203 |
| 218 | Medical Technology | 50 | 811 | 155 | 319 |
| 219 | Medical Physics | 37 | 795 | 550 | 644 |
| 219 | Herbal medicine | 21 | 795 | 67 | 74 |
| 221 | Histology | 51 | 783 | 370 | 745 |
| 222 | Host-parasite interactions | 12 | 782 | 689 | 793 |
| 223 | Virulence | 13 | 779 | 657 | 725 |
| 224 | Developmental Immunology | 52 | 756 | 39 | 122 |
| 225 | Neuropsychology | 35 | 753 | 667 | 830 |
| 225 | Integrative Medicine | 72 | 753 | 13 | 10 |
| 227 | Organic Chemistry | 58 | 746 | 775 | 1.2K |
| 227 | Systems Biology | 36 | 746 | 303 | 357 |
| 229 | Immunochemistry | 39 | 743 | 53 | 107 |
| 230 | Asia | 52 | 737 | 304 | 290 |
| 231 | histological techniques | 30 | 717 | 111 | 275 |
| 232 | Infection control | 14 | 715 | 371 | 215 |
| 233 | Botany | 39 | 711 | 1.3K | 1.9K |
| 234 | Kidney diseases | 32 | 705 | 211 | 297 |
| 235 | Chromatographic analysis | 80 | 702 | 150 | 413 |
| 236 | Growth factors | 4 | 698 | 216 | 79 |
| 237 | Hormones | 26 | 677 | 343 | 479 |
| 238 | viruses | 21 | 675 | 695 | 920 |
| 239 | Molecular Pharmacology | 33 | 665 | 152 | 363 |
| 239 | Diagnosis | 82 | 665 | 16 | 43 |
| 241 | Pediatric Neurology | 10 | 661 | 742 | 844 |
| 242 | Health promotion | 12 | 647 | 867 | 543 |
| 243 | Pharmaceutical Technology | 21 | 633 | 521 | 522 |
| 244 | Ophthalmology | 45 | 627 | 411 | 691 |
| 245 | Drug targeting | 19 | 622 | 36 | 40 |
| 246 | Neurotoxicology | 17 | 613 | 96 | 102 |
| 247 | Cell division | 30 | 612 | 60 | 115 |
| 248 | Bioinformatics | 35 | 609 | 647 | 1.1K |
| 249 | proteins | 34 | 606 | 648 | 960 |
| 250 | Astrocytes | 12 | 603 | 242 | 283 |
| 251 | Phytotherapy | 29 | 593 | 105 | 155 |
| 252 | drug toxicity | 29 | 582 | 10 | 30 |
| 253 | Socioeconomic Factors | 30 | 577 | 100 | 163 |
| 254 | hygiene | 17 | 576 | 120 | 89 |
| 255 | arthritis | 15 | 565 | 757 | 889 |
| 256 | Surface-Active Agents | 16 | 548 | 230 | 274 |
| 256 | Emergency Medicine | 18 | 548 | 736 | 469 |
| 256 | Surface properties | 16 | 548 | 230 | 275 |
| 259 | Orthopedic Surgery | 71 | 546 | 60 | 330 |
| 260 | Health Services Administration | 40 | 543 | 162 | 352 |
| 261 | Rheumatology | 15 | 541 | 673 | 730 |
| 262 | Radiography | 9 | 539 | 577 | 451 |
| 263 | Proteomics | 16 | 538 | 387 | 478 |
| 263 | Antioxidants | 16 | 538 | 245 | 476 |
| 263 | disease susceptibility | 52 | 538 | 14 | 35 |
| 263 | symptoms | 52 | 538 | 14 | 35 |
| 267 | Neuropsychiatry | 13 | 531 | 485 | 381 |
| 268 | drug resistance | 14 | 527 | 146 | 128 |
| 269 | miniaturization | 14 | 526 | 1.0K | 1.2K |
| 270 | Infections | 15 | 524 | 529 | 702 |
| 271 | Sexual health | 23 | 517 | 208 | 222 |
| 272 | rare diseases | 11 | 515 | 332 | 211 |
| 272 | Muscles | 20 | 515 | 307 | 443 |
| 274 | Hematopoietic stem cell transplantation | 15 | 513 | 108 | 156 |
| 274 | Reproductive toxicology | 11 | 513 | 120 | 102 |
| 274 | Sarcopenia | 18 | 513 | 47 | 144 |
| 277 | Computational Biology | 32 | 506 | 914 | 1.5K |
| 277 | Bone diseases | 13 | 506 | 158 | 270 |
| 279 | Electrophoresis | 45 | 494 | 256 | 642 |
| 280 | Psychology | 28 | 491 | 2.0K | 2.5K |
| 280 | Hemostasis | 24 | 491 | 179 | 229 |
| 282 | preimplantation genetic diagnosis | 29 | 486 | 53 | 88 |
| 282 | embryo transfer | 29 | 486 | 56 | 100 |
| 284 | Neuropharmacology | 19 | 484 | 172 | 225 |
| 285 | Biomarkers | 38 | 482 | 14 | 31 |
| 286 | Molecular structure | 20 | 473 | 706 | 990 |
| 287 | preventive medicine | 18 | 471 | 485 | 574 |
| 288 | Technology | 20 | 468 | 1.7K | 1.6K |
| 289 | Chromosome mapping | 26 | 463 | 576 | 1.1K |
| 289 | gene mapping | 26 | 463 | 665 | 1.3K |
| 291 | United States | 24 | 452 | 2.3K | 2.4K |
| 292 | health services accessibility | 23 | 444 | 219 | 239 |
| 293 | Spine | 29 | 440 | 199 | 466 |
| 294 | Spectrum analysis | 40 | 432 | 1.2K | 2.0K |
| 295 | Microelectronics | 8 | 430 | 1.3K | 1.1K |
| 296 | Radiology | 34 | 422 | 306 | 454 |
| 297 | Chromatography | 47 | 411 | 220 | 580 |
| 297 | Diagnostic microbiology | 4 | 411 | 1.5K | 1.2K |
| 299 | gene transfer | 24 | 410 | 15 | 68 |
| 299 | genetic transformation | 24 | 410 | 15 | 68 |
| 301 | Metastasis | 5 | 409 | 120 | 154 |
| 302 | Synaptic Transmission | 12 | 403 | 201 | 210 |
| 303 | biopolymers | 19 | 402 | 498 | 592 |
| 304 | Asthma | 18 | 393 | 184 | 205 |
| 305 | Nephrology | 9 | 391 | 391 | 382 |
| 306 | Biomolecules | 18 | 380 | 99 | 266 |
| 307 | Radiation Oncology | 19 | 377 | 76 | 120 |
| 308 | Proteome | 17 | 375 | 518 | 869 |
| 309 | Nursing | 34 | 370 | 426 | 591 |
| 310 | Mycology | 8 | 366 | 1.1K | 787 |
| 311 | Pharmacokinetics | 6 | 365 | 672 | 353 |
| 312 | Health | 23 | 361 | 884 | 1.3K |
| 312 | Chromosomes | 11 | 361 | 407 | 480 |
| 314 | risk factors | 10 | 360 | 436 | 357 |
| 315 | Audiology | 14 | 359 | 394 | 363 |
| 316 | alcoholism | 7 | 356 | 1.2K | 857 |
| 317 | pain management | 16 | 354 | 214 | 272 |
| 318 | Artificial Intelligence | 18 | 350 | 1.8K | 1.8K |
| 318 | Drug design | 31 | 350 | 324 | 900 |
| 320 | Pregnancy | 36 | 348 | 111 | 313 |
| 321 | drug addiction | 6 | 343 | 988 | 733 |
| 322 | Radiation | 22 | 342 | 550 | 721 |
| 322 | Autoimmune diseases | 16 | 342 | 185 | 323 |
| 324 | Analytical Biochemistry | 17 | 333 | 503 | 662 |
| 325 | Randomized Controlled Trials | 35 | 332 | 224 | 388 |
| 326 | Histochemistry | 29 | 327 | 229 | 542 |
| 327 | Gerontology | 22 | 319 | 841 | 987 |
| 328 | Genetic Toxicology | 8 | 318 | 166 | 205 |
| 329 | Substance Abuse | 9 | 314 | 997 | 756 |
| 330 | Community Psychiatry | 9 | 313 | 699 | 665 |
| 331 | Immunogenetics | 18 | 312 | 261 | 430 |
| 332 | RNA | 6 | 304 | 454 | 435 |
| 333 | epilepsy | 27 | 303 | 200 | 457 |
| 334 | Lung Transplantation | 11 | 301 | 417 | 331 |
| 334 | Heart transplantation | 11 | 301 | 417 | 331 |
| 336 | Developing countries | 12 | 299 | 888 | 801 |
| 337 | Child psychology | 4 | 297 | 1.5K | 1.1K |
| 337 | Electrophysiology | 23 | 297 | 370 | 614 |
| 339 | Gene expression regulation | 18 | 296 | 333 | 767 |
| 340 | management | 35 | 290 | 759 | 1.6K |
| 341 | Psychiatric Epidemiology | 5 | 286 | 456 | 357 |
| 342 | Animal Behavior | 5 | 285 | 1.6K | 1.3K |
| 343 | Geriatric Psychiatry | 9 | 277 | 804 | 762 |
| 344 | Microcirculation | 18 | 276 | 61 | 173 |
| 345 | Bacterial infections | 8 | 271 | 554 | 866 |
| 345 | Parasites | 14 | 271 | 691 | 768 |
| 347 | biomedicine | 33 | 268 | 96 | 392 |
| 348 | Forensic Genetics | 13 | 267 | 91 | 140 |
| 349 | Alzheimer's disease | 91 | 265 | 282 | 813 |
| 350 | medical education | 24 | 264 | 647 | 996 |
| 350 | Genes | 18 | 264 | 386 | 662 |
| 352 | planning | 33 | 262 | 51 | 141 |
| 353 | Vaccines | 23 | 261 | 626 | 1.1K |
| 354 | breastfeeding | 14 | 259 | 156 | 218 |
| 355 | Autoimmunity | 17 | 258 | 220 | 575 |
| 356 | Emergency Medical Services | 5 | 255 | 918 | 306 |
| 357 | Decision making | 11 | 254 | 768 | 808 |
| 358 | Smoking | 3 | 252 | 862 | 485 |
| 359 | polymerization | 19 | 251 | 2.0K | 2.5K |
| 360 | Medical Ethics | 8 | 249 | 827 | 446 |
| 361 | Microbial Ecology | 9 | 247 | 1.7K | 2.3K |
| 361 | Contraception | 18 | 247 | 170 | 320 |
| 363 | Engineering | 26 | 246 | 1.4K | 2.0K |
| 363 | Coronary heart disease | 4 | 246 | 217 | 35 |
| 365 | Chemical Engineering | 11 | 244 | 2.6K | 2.9K |
| 366 | Global Health | 18 | 241 | 323 | 401 |
| 366 | Hospitals | 4 | 241 | 1.1K | 563 |
| 368 | Public Policy | 9 | 238 | 983 | 956 |
| 369 | Catalysis | 8 | 237 | 2.5K | 2.5K |
| 370 | Health Education | 9 | 233 | 1.2K | 1.0K |
| 371 | DNS | 14 | 231 | 136 | 287 |
| 371 | DNA | 14 | 231 | 159 | 263 |
| 373 | Physical organic chemistry | 17 | 228 | 602 | 858 |
| 374 | Neuroplasticity | 17 | 227 | 52 | 168 |
| 375 | Fungi | 3 | 226 | 941 | 617 |
| 376 | Radioisotopes | 15 | 224 | 384 | 354 |
| 377 | neuronal plasticity | 16 | 222 | 40 | 149 |
| 378 | Jurisprudence | 20 | 218 | 364 | 496 |
| 379 | Travel | 2 | 216 | 1.4K | 354 |
| 380 | Women's health | 16 | 210 | 502 | 808 |
| 381 | Anatomy | 12 | 209 | 1.3K | 1.7K |
| 382 | ovary | 30 | 208 | 11 | 58 |
| 383 | industrial hygiene | 16 | 203 | 410 | 467 |
| 384 | Clinical Psychology | 6 | 202 | 1.4K | 1.5K |
| 384 | air quality management | 9 | 202 | 138 | 259 |
| 384 | Plasma chemistry | 10 | 202 | 173 | 219 |
| 384 | Lipid metabolism | 9 | 202 | 141 | 307 |
| 384 | Plasma polymerization | 10 | 202 | 107 | 155 |
| 384 | indoor air pollution | 9 | 202 | 168 | 269 |
| 384 | Lipid | 9 | 202 | 141 | 307 |
| 384 | Ventilation | 9 | 202 | 250 | 304 |
| 384 | Sick building syndrome | 9 | 202 | 168 | 269 |
| 393 | Sports Medicine | 11 | 201 | 1.9K | 1.8K |
| 394 | Medical Anthropology | 7 | 200 | 776 | 1.0K |
| 395 | Image Processing | 7 | 198 | 1.5K | 1.4K |
| 395 | Water | 4 | 198 | 2.0K | 1.8K |
| 397 | Pancreatic diseases | 12 | 197 | 93 | 167 |
| 398 | Water pollution | 3 | 195 | 2.8K | 2.1K |
| 399 | Child | 31 | 194 | 881 | 1.9K |
| 399 | X-rays | 23 | 194 | 119 | 282 |
| 401 | Biodiversity | 14 | 193 | 1.3K | 1.9K |
| 402 | Dementia | 88 | 190 | 272 | 870 |
| 403 | Adolescent | 19 | 189 | 906 | 1.5K |
| 404 | Biopharmaceutics | 7 | 188 | 847 | 878 |
| 404 | Cardiovascular Pharmacology | 7 | 188 | 146 | 131 |
| 404 | Longevity | 21 | 188 | 7 | 105 |
| 407 | Antigens | 11 | 187 | 409 | 630 |
| 408 | Autoantibodies | 13 | 183 | 188 | 480 |
| 408 | Bones | 6 | 183 | 531 | 673 |
| 410 | Bioethics | 3 | 182 | 1.2K | 451 |
| 410 | nursing ethics | 2 | 182 | 315 | 107 |
| 410 | Autism | 9 | 182 | 373 | 582 |
| 413 | behavioral medicine | 7 | 175 | 1.0K | 1.3K |
| 414 | Sociology | 7 | 173 | 2.2K | 2.0K |
| 414 | Computer Vision | 4 | 173 | 848 | 809 |
| 414 | anesthesia | 22 | 173 | 78 | 142 |
| 417 | Green Chemistry | 7 | 171 | 1.4K | 1.8K |
| 418 | Magnetic Resonance Imaging | 15 | 169 | 166 | 354 |
| 419 | rehabilitation | 20 | 167 | 928 | 2.0K |
| 420 | Molecular Genetics | 15 | 166 | 979 | 2.0K |
| 421 | Information Systems | 9 | 161 | 725 | 999 |
| 422 | Growth | 9 | 159 | 881 | 1.6K |
| 423 | Telemedicine | 6 | 158 | 237 | 271 |
| 423 | Cytoskeleton | 5 | 158 | 223 | 260 |
| 423 | United Kingdom | 4 | 158 | 1.8K | 1.6K |
| 426 | Interferons | 5 | 156 | 224 | 205 |
| 426 | Malaria | 10 | 156 | 443 | 619 |
| 428 | Industrial Engineering | 8 | 155 | 1.4K | 1.5K |
| 428 | plant molecular biology | 2 | 155 | 2.1K | 1.8K |
| 428 | Plants | 2 | 155 | 3.1K | 2.1K |
| 431 | Egypt | 6 | 154 | 159 | 183 |
| 432 | embryonic development | 13 | 153 | 168 | 407 |
| 432 | Ethnology | 7 | 153 | 1.1K | 709 |
| 434 | Long-Term Care | 8 | 149 | 362 | 594 |
| 434 | Long-term care facilities | 8 | 149 | 353 | 592 |
| 434 | Artificial Organs | 9 | 149 | 465 | 476 |
| 437 | Chemical analysis | 14 | 148 | 575 | 1.1K |
| 437 | psychotherapy | 1 | 148 | 2.6K | 1.1K |
| 439 | Flow cytometry | 7 | 141 | 274 | 395 |
| 440 | disease outbreaks | 4 | 140 | 608 | 640 |
| 440 | Epidemics | 4 | 140 | 558 | 632 |
| 442 | Trademarks | 1 | 139 | 298 | 34 |
| 442 | Crystal growth | 2 | 139 | 1.5K | 915 |
| 444 | pharmaceutical industry | 4 | 138 | 557 | 358 |
| 445 | healthcare disparities | 9 | 136 | 238 | 313 |
| 445 | Quality of life | 13 | 136 | 671 | 1.6K |
| 447 | poverty | 8 | 133 | 164 | 260 |
| 447 | Membranes | 9 | 133 | 796 | 1.4K |
| 449 | DNA methylation | 5 | 132 | 229 | 374 |
| 450 | disease vectors | 4 | 131 | 1.1K | 942 |
| 451 | Oral Medicine | 12 | 130 | 267 | 299 |
| 451 | Brain damage | 4 | 130 | 464 | 453 |
| 453 | Depression | 4 | 129 | 378 | 609 |
| 453 | Anxiety Disorders | 4 | 129 | 510 | 738 |
| 453 | Anxiety | 4 | 129 | 510 | 741 |
| 456 | Vision | 2 | 128 | 801 | 543 |
| 457 | Ethology | 2 | 127 | 1.8K | 1.6K |
| 458 | Biological Systems | 3 | 126 | 865 | 590 |
| 458 | Endocrine glands | 5 | 126 | 199 | 568 |
| 460 | Developmental Genetics | 2 | 122 | 882 | 932 |
| 460 | viral genetics | 2 | 122 | 531 | 735 |
| 462 | Anti-inflammatory agents | 6 | 121 | 104 | 149 |
| 463 | Medical Laboratory Science | 10 | 120 | 1.4K | 2.5K |
| 463 | Social Psychology | 2 | 120 | 2.9K | 1.9K |
| 463 | Tissue Engineering | 11 | 120 | 91 | 290 |
| 463 | Composite Materials | 5 | 120 | 1.7K | 1.7K |
| 467 | mycoses | 4 | 118 | 957 | 1.3K |
| 468 | Blood vessels | 12 | 116 | 40 | 251 |
| 469 | Chemotherapy | 14 | 114 | 787 | 1.8K |
| 469 | Electron Microscopy | 2 | 114 | 618 | 325 |
| 471 | Medical Imaging | 7 | 111 | 215 | 337 |
| 472 | Environmental Management | 4 | 110 | 2.6K | 3.1K |
| 472 | Steroids | 5 | 110 | 708 | 870 |
| 474 | Bacteriology | 3 | 108 | 2.1K | 2.2K |
| 474 | Hippocampus | 2 | 108 | 502 | 490 |
| 476 | Photonics | 9 | 107 | 1.3K | 2.0K |
| 476 | Electrochemistry | 4 | 107 | 3.4K | 2.8K |
| 476 | Plastics | 9 | 107 | 1.1K | 1.3K |
| 479 | plasma | 6 | 103 | 46 | 45 |
| 480 | Histocompatibility Testing | 7 | 102 | 190 | 344 |
| 480 | eugenics | 8 | 102 | 422 | 725 |
| 482 | Pakistan | 9 | 98 | 204 | 102 |
| 483 | software | 6 | 96 | 550 | 997 |
| 484 | Combinatorial chemistry | 12 | 95 | 412 | 1.2K |
| 484 | Cross-Cultural Studies | 8 | 95 | 200 | 360 |
| 484 | cross-cultural comparison | 8 | 95 | 214 | 403 |
| 487 | Serology | 2 | 94 | 862 | 570 |
| 487 | Child welfare | 3 | 94 | 1.1K | 897 |
| 489 | System analysis | 12 | 92 | 1.2K | 2.1K |
| 490 | Functional foods | 7 | 91 | 186 | 412 |
| 491 | Biomechanics | 11 | 90 | 777 | 1.4K |
| 491 | Mass Spectrometry | 3 | 90 | 1.6K | 1.5K |
| 491 | glycoproteins | 3 | 90 | 636 | 697 |
| 491 | Glycoconjugates | 3 | 90 | 636 | 697 |
| 491 | Oligosaccharides | 3 | 90 | 313 | 320 |
| 491 | glycolipids | 3 | 90 | 636 | 697 |
| 497 | transport vesicles | 3 | 89 | 292 | 653 |
| 498 | Robotics | 9 | 87 | 1.0K | 1.5K |
| 498 | Antiviral agents | 5 | 87 | 315 | 455 |
| 498 | liver | 9 | 87 | 151 | 295 |
| 501 | Mathematics | 28 | 86 | 2.6K | 4.1K |
| 502 | Developmental Neurobiology | 8 | 84 | 311 | 668 |
| 503 | Pediatric Endocrinology | 13 | 83 | 121 | 277 |
| 503 | health workforce | 6 | 83 | 113 | 290 |
| 503 | Metabolic disorders in children | 9 | 83 | 156 | 227 |
| 506 | actuators | 3 | 82 | 1.5K | 1.6K |
| 506 | Screening | 4 | 82 | 176 | 225 |
| 506 | transducers | 3 | 82 | 1.5K | 1.6K |
| 509 | Nanochemistry | 7 | 81 | 807 | 1.1K |
| 509 | eye | 1 | 81 | 402 | 479 |
| 509 | Intellectual disability | 2 | 81 | 1.3K | 935 |
| 512 | Sustainable Development | 8 | 80 | 1.1K | 2.1K |
| 513 | Parkinson's disease | 4 | 79 | 214 | 253 |
| 514 | Metabolic syndrome | 7 | 78 | 91 | 218 |
| 514 | Respiratory Infections | 2 | 78 | 611 | 453 |
| 514 | acupuncture | 8 | 78 | 100 | 54 |
| 514 | Influenza | 2 | 78 | 512 | 376 |
| 518 | Plant Ecology | 1 | 77 | 2.8K | 2.1K |
| 518 | Plant physiology | 1 | 77 | 3.4K | 2.7K |
| 520 | Environmental Chemistry | 6 | 75 | 1.9K | 3.1K |
| 521 | Eating Disorders | 4 | 74 | 935 | 1.2K |
| 521 | Feeding and Eating Disorders | 4 | 74 | 897 | 1.1K |
| 523 | Cardiac electrophysiology | 2 | 73 | 507 | 604 |
| 523 | Immunotoxicology | 9 | 73 | 97 | 306 |
| 523 | Pacific Islands | 7 | 73 | 161 | 214 |
| 523 | arrhythmia | 2 | 73 | 507 | 604 |
| 523 | primary prevention | 3 | 73 | 527 | 560 |
| 523 | heredity | 3 | 73 | 883 | 870 |
| 529 | Bioinorganic chemistry | 5 | 72 | 1.2K | 1.6K |
| 530 | Evolutionary Genetics | 4 | 71 | 551 | 743 |
| 530 | Molecular Epidemiology | 4 | 71 | 551 | 743 |
| 532 | genome | 11 | 70 | 1.1K | 2.9K |
| 532 | Cerebral cortex | 2 | 70 | 1.3K | 1.4K |
| 534 | Psychosomatic Medicine | 4 | 68 | 743 | 1.1K |
| 535 | Physical Therapy | 7 | 67 | 1.1K | 2.0K |
| 535 | Australia | 4 | 67 | 2.1K | 2.0K |
| 535 | gastrointestinal tract | 7 | 67 | 166 | 575 |
| 538 | Regenerative Medicine | 5 | 66 | 91 | 119 |
| 538 | Hemophilia | 12 | 66 | 264 | 596 |
| 538 | Physical fitness | 3 | 66 | 1.4K | 1.5K |
| 541 | Sports | 3 | 65 | 2.9K | 2.3K |
| 541 | Africa | 7 | 65 | 1.2K | 1.2K |
| 541 | Microscopy | 5 | 65 | 1.9K | 1.7K |
| 544 | Genetic testing | 9 | 63 | 126 | 307 |
| 544 | Traditional medicine | 4 | 63 | 276 | 396 |
| 544 | Molecular Spectroscopy | 6 | 63 | 1.1K | 1.7K |
| 544 | amino acids | 4 | 63 | 610 | 978 |
| 548 | Psychiatric Nursing | 8 | 62 | 413 | 764 |
| 549 | Sustainable Engineering | 3 | 61 | 2.0K | 2.3K |
| 549 | Suicide | 2 | 61 | 853 | 740 |
| 549 | Breeding | 6 | 61 | 1.0K | 1.7K |
| 552 | Neural circuitry | 2 | 60 | 2.2K | 2.1K |
| 552 | Learning | 3 | 60 | 1.4K | 1.5K |
| 552 | Memory | 3 | 60 | 751 | 938 |
| 555 | Energy Conversion | 1 | 59 | 2.1K | 1.9K |
| 555 | Industrial Microbiology | 6 | 59 | 1.7K | 3.1K |
| 555 | Japan | 3 | 59 | 2.6K | 2.1K |
| 555 | cardiac catheterization | 8 | 59 | 681 | 1.1K |
| 559 | rejuvenation | 2 | 58 | 215 | 268 |
| 560 | Organometallic chemistry | 2 | 57 | 2.2K | 1.8K |
| 560 | Globalization | 2 | 57 | 732 | 689 |
| 560 | Freeze-Drying | 5 | 57 | 157 | 377 |
| 560 | Hypothermia | 5 | 57 | 157 | 377 |
| 560 | Freeze Drying | 5 | 57 | 157 | 377 |
| 560 | visualization | 26 | 57 | 498 | 1.3K |
| 560 | international cooperation | 2 | 57 | 922 | 889 |
| 567 | Social work | 4 | 56 | 1.3K | 1.4K |
| 568 | Maternal health services | 2 | 55 | 708 | 706 |
| 568 | Androgens | 2 | 55 | 395 | 490 |
| 568 | lasers | 3 | 55 | 2.4K | 2.1K |
| 571 | Systems Analysis | 6 | 54 | 806 | 1.3K |
| 571 | Climate change | 7 | 54 | 852 | 2.3K |
| 571 | textile fibers | 2 | 54 | 761 | 430 |
| 574 | Nutrition physiology | 2 | 52 | 1.2K | 1.4K |
| 574 | mutation | 4 | 52 | 427 | 859 |
| 574 | Mutagenesis | 3 | 52 | 559 | 644 |
| 574 | blood transfusion | 3 | 52 | 1.2K | 1.3K |
| 574 | Germany | 3 | 52 | 788 | 402 |
| 579 | Hypertension in pregnancy | 4 | 51 | 127 | 183 |
| 580 | Animal genetics | 1 | 50 | 1.0K | 804 |
| 581 | Clinical Laboratory Science | 5 | 49 | 212 | 368 |
| 581 | Fluorescence spectroscopy | 5 | 49 | 233 | 462 |
| 583 | Health Information Management | 1 | 48 | 261 | 439 |
| 583 | Crisis Intervention | 1 | 48 | 422 | 276 |
| 583 | Cellulose | 3 | 48 | 688 | 1.0K |
| 586 | Echocardiography | 2 | 47 | 154 | 147 |
| 586 | Liposomes | 2 | 47 | 788 | 839 |
| 588 | Multiple sclerosis | 7 | 46 | 388 | 705 |
| 589 | Forensic Pathology | 7 | 45 | 68 | 186 |
| 589 | Israel | 1 | 45 | 389 | 97 |
| 591 | Melanoma | 2 | 44 | 357 | 502 |
| 591 | Immunohistochemistry | 2 | 44 | 348 | 286 |
| 591 | older people | 6 | 44 | 1.5K | 2.0K |
| 591 | Informatics | 2 | 44 | 1.3K | 1.4K |
| 591 | synthesis | 4 | 44 | 1.1K | 1.2K |
| 596 | Cognitive Science | 2 | 43 | 2.1K | 2.3K |
| 597 | Radiopharmaceuticals | 6 | 42 | 321 | 377 |
| 597 | Mitochondria | 3 | 42 | 248 | 545 |
| 597 | peptides | 8 | 42 | 597 | 1.3K |
| 600 | Regeneration | 4 | 41 | 45 | 57 |
| 600 | phototherapy | 6 | 41 | 123 | 170 |
| 602 | Nanomedicine | 3 | 40 | 277 | 604 |
| 602 | Mental Health | 3 | 40 | 2.1K | 2.5K |
| 602 | Lymphoma | 10 | 40 | 412 | 478 |
| 602 | Multiple Myeloma | 10 | 40 | 410 | 466 |
| 602 | Food additives | 7 | 40 | 628 | 1.7K |
| 602 | brain mapping | 4 | 40 | 812 | 1.4K |
| 602 | Birth control | 3 | 40 | 537 | 898 |
| 609 | Palliative Care | 4 | 39 | 1.0K | 1.4K |
| 609 | Genetic markers | 2 | 39 | 470 | 526 |
| 611 | Patient education | 2 | 38 | 755 | 1.0K |
| 611 | Apoptosis | 4 | 38 | 235 | 664 |
| 611 | neurotoxins | 4 | 38 | 235 | 664 |
| 611 | Neurotoxic agents | 4 | 38 | 235 | 664 |
| 611 | Organometallic compounds | 1 | 38 | 2.2K | 1.9K |
| 611 | counseling | 2 | 38 | 1.9K | 1.9K |
| 611 | Osteoporosis | 5 | 38 | 288 | 650 |
| 611 | Bacteria | 2 | 38 | 432 | 787 |
| 611 | Nerve regeneration | 4 | 38 | 235 | 664 |
| 620 | Otolaryngology | 5 | 37 | 566 | 1.0K |
| 620 | Genetic epidemiology | 2 | 37 | 507 | 689 |
| 620 | Schizophrenia | 2 | 37 | 1.4K | 1.7K |
| 620 | Gene expression | 10 | 37 | 115 | 629 |
| 620 | sexual behavior | 1 | 37 | 1.3K | 1.0K |
| 625 | Environmental Microbiology | 2 | 36 | 2.1K | 3.0K |
| 625 | Plant breeding | 1 | 36 | 1.9K | 1.6K |
| 625 | fuel cells | 2 | 36 | 1.8K | 2.0K |
| 625 | ecosystem | 2 | 36 | 1.9K | 2.6K |
| 625 | vitamin C | 3 | 36 | 486 | 1.1K |
| 625 | vitamin E | 3 | 36 | 486 | 1.1K |
| 631 | Neurogenetics | 4 | 35 | 421 | 883 |
| 632 | Climatology | 3 | 34 | 2.1K | 2.9K |
| 632 | Cybernetics | 3 | 34 | 1.8K | 2.5K |
| 632 | bioclimatology | 3 | 34 | 1.1K | 1.6K |
| 632 | Nutrigenomics | 1 | 34 | 299 | 348 |
| 632 | Climate | 3 | 34 | 593 | 1.1K |
| 632 | weather | 3 | 34 | 580 | 1.0K |
| 638 | energy development | 2 | 33 | 1.2K | 1.5K |
| 639 | Optics | 4 | 32 | 4.8K | 5.1K |
| 639 | Molecular Microbiology | 4 | 32 | 975 | 2.1K |
| 639 | Multivariate Analysis | 1 | 32 | 623 | 470 |
| 639 | Structural Equation Modeling | 1 | 32 | 214 | 219 |
| 639 | Ion channels | 1 | 32 | 257 | 232 |
| 644 | Signal Processing | 3 | 31 | 2.7K | 3.4K |
| 644 | Microbial Biotechnology | 1 | 31 | 2.1K | 1.9K |
| 644 | Behavioral research | 5 | 31 | 310 | 581 |
| 644 | locomotion | 1 | 31 | 1.0K | 1.0K |
| 644 | Child Development | 3 | 31 | 2.3K | 3.3K |
| 644 | posture | 1 | 31 | 1.0K | 1.0K |
| 644 | gait | 1 | 31 | 1.0K | 1.0K |
| 644 | walking | 1 | 31 | 1.0K | 1.0K |
| 644 | Allergies | 2 | 31 | 238 | 301 |
| 653 | Mechatronics | 3 | 30 | 829 | 1.3K |
| 653 | Morphology | 1 | 30 | 1.7K | 1.3K |
| 653 | Functional Genomics | 2 | 30 | 477 | 940 |
| 653 | Synthetic biology | 2 | 30 | 505 | 691 |
| 653 | Ultrasonics | 2 | 30 | 1.5K | 2.1K |
| 653 | Sonochemistry | 2 | 30 | 713 | 1.4K |
| 653 | internet | 2 | 30 | 1.9K | 2.0K |
| 660 | General Surgery | 1 | 29 | 1.4K | 1.1K |
| 660 | emergency management | 3 | 29 | 1.0K | 1.5K |
| 660 | War | 1 | 29 | 492 | 311 |
| 660 | nuclear magnetic resonance | 12 | 29 | 573 | 1.6K |
| 660 | food contamination | 3 | 29 | 1.3K | 1.8K |
| 660 | warfare | 1 | 29 | 615 | 628 |
| 660 | refugees | 1 | 29 | 575 | 410 |
| 667 | Chronobiology | 5 | 28 | 325 | 854 |
| 667 | biological clocks | 5 | 28 | 325 | 854 |
| 667 | Laser therapy | 5 | 28 | 330 | 641 |
| 667 | particles | 6 | 28 | 498 | 1.4K |
| 667 | circadian rhythm | 5 | 28 | 325 | 854 |
| 667 | government | 1 | 28 | 1.4K | 926 |
| 667 | biological rhythms | 5 | 28 | 300 | 834 |
| 667 | Electromagnetic fields | 3 | 28 | 369 | 340 |
| 667 | enzymes | 3 | 28 | 1.5K | 2.5K |
| 676 | Anthropology | 1 | 27 | 3.2K | 2.3K |
| 676 | Electronics | 3 | 27 | 4.4K | 5.1K |
| 676 | Nuclear Physics | 4 | 27 | 4.1K | 4.8K |
| 676 | Ethnobotany | 1 | 27 | 511 | 530 |
| 676 | hospice care | 3 | 27 | 742 | 1.1K |
| 676 | Health insurance | 5 | 27 | 419 | 985 |
| 676 | ethnobiology | 1 | 27 | 570 | 593 |
| 676 | Microorganisms | 2 | 27 | 1.9K | 2.8K |
| 676 | Iran | 2 | 27 | 404 | 169 |
| 676 | Acarology | 1 | 27 | 665 | 600 |
| 676 | Ethnomedicine | 1 | 27 | 415 | 522 |
| 676 | Mites | 1 | 27 | 930 | 708 |
| 676 | Ticks | 1 | 27 | 726 | 615 |
| 676 | Acari | 1 | 27 | 639 | 595 |
| 690 | Ergonomics | 1 | 26 | 2.0K | 1.5K |
| 690 | Biochemical Genetics | 7 | 26 | 225 | 682 |
| 690 | Developmental Disabilities | 1 | 26 | 1.9K | 2.1K |
| 690 | Biometrics | 2 | 26 | 1.7K | 1.9K |
| 694 | Mechanical Engineering | 3 | 25 | 2.9K | 2.9K |
| 694 | Veterinary Pathology | 5 | 25 | 314 | 593 |
| 694 | Neonatology | 1 | 25 | 1.2K | 1.2K |
| 694 | Circadian rhythms | 4 | 25 | 265 | 806 |
| 694 | Animal breeding | 5 | 25 | 599 | 1.2K |
| 694 | soil microbiology | 1 | 25 | 2.5K | 3.1K |
| 694 | men | 3 | 25 | 321 | 606 |
| 694 | Synapses | 1 | 25 | 686 | 790 |
| 694 | Disease | 2 | 25 | 368 | 768 |
| 703 | Respiratory Therapy | 1 | 24 | 124 | 128 |
| 703 | Heart Failure | 3 | 24 | 571 | 1.2K |
| 703 | Family Therapy | 1 | 24 | 1.5K | 1.2K |
| 703 | child mental health | 1 | 24 | 911 | 845 |
| 703 | gases | 1 | 24 | 124 | 128 |
| 703 | biological evolution | 3 | 24 | 2.6K | 4.3K |
| 703 | tomography | 2 | 24 | 695 | 767 |
| 710 | Geriatric Nursing | 1 | 23 | 915 | 773 |
| 710 | Pediatric Hematology | 6 | 23 | 349 | 724 |
| 710 | Pituitary gland | 1 | 23 | 499 | 567 |
| 710 | Nitric oxide | 1 | 23 | 520 | 715 |
| 710 | venom | 1 | 23 | 1.1K | 1.3K |
| 710 | Toxins | 1 | 23 | 1.3K | 1.4K |
| 716 | Soft Condensed Matter | 1 | 22 | 2.0K | 2.1K |
| 716 | Environmental Geochemistry | 5 | 22 | 380 | 1.2K |
| 716 | Magnetic Resonance Spectroscopy | 9 | 22 | 764 | 2.0K |
| 716 | animals | 2 | 22 | 2.2K | 2.4K |
| 716 | Soviet Union | 3 | 22 | 883 | 949 |
| 716 | Minerals | 5 | 22 | 575 | 1.6K |
| 722 | Mental Health Services | 1 | 21 | 2.9K | 2.8K |
| 723 | Precision medicine | 1 | 20 | 612 | 533 |
| 723 | Cell surface receptors | 3 | 20 | 131 | 353 |
| 723 | Structure-activity relationship | 8 | 20 | 183 | 920 |
| 726 | Internet of Things | 1 | 19 | 1.6K | 1.6K |
| 726 | Transportation | 1 | 19 | 2.5K | 2.3K |
| 726 | Solid State Chemistry | 1 | 19 | 3.0K | 3.0K |
| 726 | Cell adhesion | 2 | 19 | 250 | 606 |
| 726 | calcification | 2 | 19 | 887 | 1.5K |
| 726 | Enzyme | 1 | 19 | 577 | 810 |
| 732 | Bioenergetics | 3 | 18 | 763 | 1.7K |
| 732 | Manufacturing Processes | 3 | 18 | 2.4K | 3.4K |
| 732 | Analytical Toxicology | 2 | 18 | 391 | 711 |
| 732 | Enzyme inhibitors | 2 | 18 | 618 | 1.1K |
| 732 | Energy metabolism | 3 | 18 | 529 | 1.2K |
| 732 | monoclonal antibodies | 2 | 18 | 393 | 626 |
| 732 | Molecular evolution | 2 | 18 | 2.2K | 3.5K |
| 732 | patents | 2 | 18 | 125 | 297 |
| 732 | Drug discovery | 2 | 18 | 413 | 796 |
| 732 | Fluorescence | 2 | 18 | 619 | 907 |
| 742 | Neurovirology | 1 | 17 | 581 | 726 |
| 742 | occupational health and safety | 1 | 17 | 567 | 567 |
| 742 | Social welfare | 3 | 17 | 720 | 1.3K |
| 742 | Atherosclerosis | 1 | 17 | 439 | 612 |
| 742 | protein | 4 | 17 | 1.4K | 2.6K |
| 747 | Computer Science | 3 | 16 | 2.5K | 3.5K |
| 747 | Dietetics | 2 | 16 | 1.0K | 1.5K |
| 747 | Quantum electronics | 2 | 16 | 2.4K | 2.7K |
| 747 | Social support | 1 | 16 | 431 | 615 |
| 747 | disabilities | 2 | 16 | 1.2K | 1.9K |
| 747 | Social environment | 1 | 16 | 616 | 786 |
| 747 | Student Health Services | 1 | 16 | 592 | 670 |
| 754 | Astronomy | 2 | 15 | 3.3K | 3.9K |
| 754 | Production Engineering | 2 | 15 | 2.6K | 3.3K |
| 754 | Microfabrication | 1 | 15 | 816 | 1.0K |
| 754 | Preoperative Care | 3 | 15 | 68 | 228 |
| 754 | Electrocardiography | 2 | 15 | 486 | 660 |
| 754 | Genetic disorders | 1 | 15 | 1.1K | 1.4K |
| 754 | perioperative care | 3 | 15 | 68 | 226 |
| 754 | Geriatric Oncology | 2 | 15 | 838 | 1.5K |
| 754 | Calorimetry | 2 | 15 | 1.7K | 2.3K |
| 754 | scientific societies | 1 | 15 | 1.7K | 2.1K |
| 754 | Thermal analysis | 2 | 15 | 1.7K | 2.3K |
| 765 | Civil Engineering | 1 | 14 | 3.2K | 2.6K |
| 765 | Ceramics | 1 | 14 | 2.9K | 2.9K |
| 765 | health behavior | 4 | 14 | 1.0K | 2.6K |
| 765 | stem cell transplantation | 1 | 14 | 152 | 122 |
| 765 | Wireless Communication Systems | 2 | 14 | 3.0K | 3.7K |
| 765 | Magnetic Materials | 1 | 14 | 2.6K | 2.7K |
| 765 | Pharmacy management | 3 | 14 | 281 | 633 |
| 765 | Building | 1 | 14 | 1.2K | 1.2K |
| 765 | Menopause | 3 | 14 | 467 | 1.1K |
| 774 | Teratology | 1 | 13 | 727 | 1.0K |
| 774 | Atmospheric Chemistry | 1 | 13 | 1.6K | 2.1K |
| 774 | Industrial Safety | 3 | 13 | 1.1K | 2.0K |
| 774 | Pediatric Rheumatology | 2 | 13 | 418 | 665 |
| 774 | Computational Intelligence | 5 | 13 | 843 | 2.1K |
| 774 | abnormalities | 1 | 13 | 476 | 694 |
| 774 | musculoskeletal system | 4 | 13 | 116 | 528 |
| 774 | ethanol | 1 | 13 | 1.1K | 1.3K |
| 774 | biological monitoring | 2 | 13 | 832 | 1.7K |
| 774 | women | 2 | 13 | 1.2K | 1.5K |
| 784 | Inorganic Chemistry | 1 | 12 | 294 | 469 |
| 784 | Brachytherapy | 3 | 12 | 325 | 552 |
| 784 | isomerism | 4 | 12 | 329 | 1.0K |
| 784 | child abuse | 1 | 12 | 1.5K | 2.0K |
| 784 | Chirality | 4 | 12 | 329 | 1.0K |
| 789 | Meteorology | 1 | 11 | 4.0K | 4.9K |
| 789 | Data Mining | 5 | 11 | 1.4K | 3.9K |
| 789 | Emergency Nursing | 1 | 11 | 315 | 457 |
| 789 | Pharmacogenomics | 1 | 11 | 874 | 1.3K |
| 789 | Electrochemical Analysis | 1 | 11 | 1.9K | 2.3K |
| 789 | Antibodies | 1 | 11 | 1.1K | 1.4K |
| 789 | Hearing | 1 | 11 | 1.4K | 1.7K |
| 789 | immunoassay | 1 | 11 | 564 | 601 |
| 789 | Bacterial diseases | 3 | 11 | 297 | 1.0K |
| 798 | Food Safety | 1 | 10 | 685 | 869 |
| 798 | Physical Chemistry | 3 | 10 | 2.9K | 4.8K |
| 798 | Agronomy | 1 | 10 | 1.3K | 1.6K |
| 798 | Radiotherapy | 1 | 10 | 684 | 543 |
| 798 | food handling | 1 | 10 | 1.1K | 1.6K |
| 798 | monitoring | 2 | 10 | 493 | 883 |
| 798 | Library Science | 2 | 10 | 1.9K | 2.0K |
| 798 | Safety management | 1 | 10 | 1.4K | 1.5K |
| 798 | prostaglandins | 1 | 10 | 803 | 1.2K |
| 798 | Protein engineering | 1 | 10 | 577 | 898 |
| 798 | molecular design | 1 | 10 | 586 | 896 |
| 798 | Phylogeny | 1 | 10 | 1.6K | 2.2K |
| 810 | Heat Exchangers | 1 | 9 | 1.0K | 1.7K |
| 810 | Wireless Communication | 1 | 9 | 976 | 1.1K |
| 810 | Neurotransmitters | 1 | 9 | 1.0K | 1.2K |
| 810 | Animal welfare | 3 | 9 | 467 | 1.1K |
| 810 | DNA repair | 1 | 9 | 587 | 906 |
| 810 | Culture techniques | 1 | 9 | 551 | 706 |
| 816 | Energy Storage | 1 | 8 | 2.3K | 2.6K |
| 816 | Research Design | 3 | 8 | 1.4K | 3.3K |
| 816 | energy conservation | 1 | 8 | 3.1K | 4.0K |
| 816 | Occupational exposure | 1 | 8 | 236 | 272 |
| 816 | libraries | 1 | 8 | 1.5K | 970 |
| 821 | Geriatric Medicine | 1 | 7 | 369 | 622 |
| 821 | Intelligent Transportation Systems | 1 | 7 | 1.8K | 2.3K |
| 821 | Human-Computer Interaction | 1 | 7 | 2.9K | 3.7K |
| 821 | Virtual reality | 1 | 7 | 903 | 1.1K |
| 821 | dietary supplements | 3 | 7 | 544 | 1.7K |
| 821 | Drug delivery devices | 1 | 7 | 600 | 1.1K |
| 821 | Massage therapy | 3 | 7 | 67 | 58 |
| 821 | Edible plants | 1 | 7 | 554 | 976 |
| 821 | nuclear magnetic resonance spectroscopy | 3 | 7 | 947 | 1.8K |
| 821 | data collection | 2 | 7 | 1.8K | 3.1K |
| 821 | Foodborne diseases | 2 | 7 | 421 | 1.0K |
| 821 | Cannabis | 1 | 7 | 246 | 399 |
| 821 | catalytic activity | 1 | 7 | 1.2K | 1.6K |
| 821 | biological agents | 7 | 7 | 417 | 1.3K |
| 821 | cannabinoids | 1 | 7 | 224 | 360 |
| 821 | Trace elements | 1 | 7 | 709 | 1.2K |
| 837 | Control Theory | 1 | 6 | 2.8K | 3.4K |
| 837 | Erectile dysfunction | 1 | 6 | 574 | 877 |
| 837 | Ichthyology | 7 | 6 | 318 | 1.3K |
| 837 | Technological Innovations | 2 | 6 | 1.4K | 2.5K |
| 837 | Communication in medicine | 1 | 6 | 1.1K | 1.7K |
| 837 | Communication | 1 | 6 | 3.6K | 4.2K |
| 837 | nucleotides | 2 | 6 | 548 | 908 |
| 837 | Peroxisomes | 1 | 6 | 276 | 598 |
| 837 | Statistical physics | 1 | 6 | 5.3K | 6.2K |
| 837 | health services | 1 | 6 | 2.4K | 3.4K |
| 837 | Population | 1 | 6 | 2.0K | 2.5K |
| 837 | Detectors | 5 | 6 | 1.3K | 3.6K |
| 837 | Post-traumatic stress disorder | 2 | 6 | 1.2K | 2.2K |
| 837 | Scanning electron microscopy | 1 | 6 | 495 | 726 |
| 837 | wildlife diseases | 1 | 6 | 289 | 531 |
| 837 | Mollusks | 1 | 6 | 542 | 667 |
| 837 | Fisheries | 7 | 6 | 1.1K | 3.2K |
| 837 | Fish | 7 | 6 | 224 | 1.1K |
| 837 | Chronic diseases | 1 | 6 | 1.3K | 2.0K |
| 856 | Geography | 1 | 5 | 4.0K | 4.8K |
| 856 | Law | 2 | 5 | 2.3K | 2.4K |
| 856 | Computer Graphics | 1 | 5 | 2.6K | 3.4K |
| 856 | Mobile Computing | 2 | 5 | 1.7K | 2.7K |
| 856 | Tribology | 1 | 5 | 1.8K | 2.4K |
| 856 | Radiation Protection | 1 | 5 | 1.5K | 1.7K |
| 856 | radiation monitoring | 1 | 5 | 1.4K | 1.6K |
| 856 | Cognitive neuroscience | 1 | 5 | 1.8K | 2.5K |
| 856 | Luminescence | 1 | 5 | 1.5K | 2.1K |
| 856 | sleep-wake cycle | 2 | 5 | 188 | 471 |
| 856 | bioluminescence | 1 | 5 | 849 | 1.2K |
| 856 | telemarketing | 1 | 5 | 238 | 500 |
| 856 | human development | 1 | 5 | 1.5K | 2.2K |
| 856 | Radiation dosimetry | 1 | 5 | 1.2K | 1.4K |
| 856 | Human biology | 3 | 5 | 802 | 2.0K |
| 871 | Software Engineering | 1 | 4 | 2.0K | 2.5K |
| 871 | Database Management | 1 | 4 | 1.2K | 1.7K |
| 871 | Access to Information | 3 | 4 | 133 | 795 |
| 871 | big data | 3 | 4 | 516 | 1.7K |
| 871 | teratogenic agents | 1 | 4 | 587 | 1.0K |
| 871 | Elderly | 3 | 4 | 1.7K | 2.7K |
| 871 | Mechanics | 1 | 4 | 2.4K | 3.0K |
| 871 | Adipose tissue | 1 | 4 | 238 | 489 |
| 871 | Heterocyclic compounds | 1 | 4 | 1.9K | 2.5K |
| 871 | Information dissemination | 3 | 4 | 133 | 795 |
| 871 | Liquid chromatography | 1 | 4 | 1.2K | 1.7K |
| 871 | Exercise | 2 | 4 | 2.0K | 3.3K |
| 883 | Dentistry | 1 | 3 | 1.3K | 1.8K |
| 883 | Occupational Therapy | 2 | 3 | 1.7K | 3.0K |
| 883 | Radiologic Technology | 1 | 3 | 417 | 658 |
| 883 | Food Science | 3 | 3 | 146 | 643 |
| 883 | Hydrology | 1 | 3 | 4.3K | 5.6K |
| 883 | Interventional Radiology | 1 | 3 | 417 | 658 |
| 883 | Music | 1 | 3 | 1.9K | 2.1K |
| 883 | Quality Control | 1 | 3 | 3.2K | 4.5K |
| 883 | Veterinary Immunology | 1 | 3 | 538 | 929 |
| 883 | Psychoanalysis | 1 | 3 | 822 | 951 |
| 883 | voice | 1 | 3 | 1.0K | 1.4K |
| 883 | Animal husbandry | 1 | 3 | 796 | 1.1K |
| 883 | Water quality management | 1 | 3 | 3.7K | 5.0K |
| 883 | Interventional Radiography | 1 | 3 | 417 | 658 |
| 883 | Water Microbiology | 1 | 3 | 1.2K | 2.1K |
| 883 | Endoscopic Surgery | 1 | 3 | 417 | 658 |
| 883 | starch | 1 | 3 | 830 | 1.3K |
| 883 | Korea | 1 | 3 | 748 | 1.1K |
| 883 | Minority Health | 2 | 3 | 94 | 337 |
| 883 | Imaging systems | 2 | 3 | 953 | 1.8K |
| 883 | livestock | 1 | 3 | 1.2K | 1.6K |
| 883 | Culture | 1 | 3 | 2.3K | 2.9K |
| 883 | mammals | 1 | 3 | 2.1K | 3.0K |
| 883 | cycles | 1 | 3 | 401 | 632 |
| 907 | Statistics | 2 | 2 | 3.8K | 5.9K |
| 907 | Geriatric Pharmacology | 1 | 2 | 749 | 1.4K |
| 907 | Risk Management | 1 | 2 | 1.7K | 2.8K |
| 907 | Dynamics | 1 | 2 | 3.1K | 4.2K |
| 907 | biobanks | 1 | 2 | 401 | 785 |
| 907 | Neuromuscular diseases | 2 | 2 | 1.1K | 2.4K |
| 907 | Emulsions | 1 | 2 | 861 | 1.4K |
| 907 | Health Risk Assessment | 1 | 2 | 1.2K | 2.0K |
| 915 | Public Health Informatics | 9 | 1 | 38 | 339 |
| 915 | orphan drugs | 1 | 1 | 225 | 414 |
| 915 | animal diseases | 1 | 1 | 1.1K | 1.8K |
| 915 | computer networks | 2 | 1 | 3.0K | 5.2K |
| 919 | Social Sciences | 1 | 0 | 7.1K | 9.7K |
| 919 | Education | 1 | 0 | 7.4K | 9.8K |
| 919 | Zoology | 1 | 0 | 4.5K | 6.2K |
| 919 | Ethics | 1 | 0 | 2.1K | 3.5K |
| 919 | Public Health Administration | 1 | 0 | 1.0K | 1.7K |
| 919 | Optical Communications | 1 | 0 | 1.6K | 2.4K |
| 919 | Oral Pathology | 1 | 0 | 225 | 487 |
| 919 | Neuroanatomy | 1 | 0 | 421 | 906 |
| 919 | Genetic databases | 1 | 0 | 127 | 332 |
| 919 | Bipolar Disorder | 1 | 0 | 863 | 1.4K |
| 919 | Crystallography | 2 | 0 | 2.5K | 4.1K |
| 919 | Organ transplantation | 2 | 0 | 674 | 1.5K |
| 919 | Mobile Commerce | 1 | 0 | 932 | 1.5K |
| 919 | chromatin | 1 | 0 | 405 | 804 |
| 919 | Endocrine system | 4 | 0 | 1.0K | 1.8K |
| 919 | Fibers | 1 | 0 | 267 | 517 |
| 919 | Entomology | 1 | 0 | 4.2K | 5.7K |