7.1K(top 0.1%)
papers
284.4K(top 0.1%)
citations
214(top 0.1%)
h-index
351(top 0.1%)
g-index
8.7K
all documents
323.9K
doc citations
13.4K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Pharmacology | 485 | 28,172 | 14 | 7 |
| 2 | Chemistry | 340 | 22,368 | 858 | 719 |
| 3 | Pharmaceutical Chemistry | 415 | 20,039 | 15 | 15 |
| 4 | Biochemistry | 393 | 16,553 | 423 | 508 |
| 5 | drug therapy | 367 | 16,292 | 5 | 10 |
| 6 | Clinical Chemistry | 262 | 14,032 | 10 | 14 |
| 7 | Science | 154 | 13,476 | 1.5K | 2.3K |
| 8 | Nanotechnology | 120 | 13,166 | 816 | 361 |
| 9 | Biology | 175 | 12,876 | 1.3K | 2.1K |
| 10 | Medicine | 229 | 10,318 | 651 | 1.2K |
| 11 | Therapeutics | 174 | 10,180 | 12 | 23 |
| 12 | Pharmacy | 288 | 10,078 | 10 | 12 |
| 13 | Physics | 65 | 8,988 | 3.2K | 2.6K |
| 14 | Research | 256 | 8,801 | 209 | 419 |
| 15 | Molecular Biology | 100 | 8,434 | 2.3K | 1.7K |
| 16 | natural products | 125 | 8,113 | 42 | 18 |
| 17 | nanoscience | 52 | 6,701 | 686 | 282 |
| 18 | Toxicology | 87 | 6,128 | 330 | 131 |
| 19 | Drug delivery systems | 76 | 5,591 | 13 | 14 |
| 20 | Pharmacognosy | 114 | 5,371 | 25 | 27 |
| 21 | Chemotherapy | 133 | 5,131 | 7 | 3 |
| 22 | Molecular Pharmacology | 71 | 5,057 | 8 | 7 |
| 23 | Natural history | 12 | 4,721 | 3.9K | 3.4K |
| 24 | Biocompatible Materials | 91 | 4,608 | 666 | 669 |
| 25 | Cytology | 24 | 4,327 | 4.5K | 2.4K |
| 26 | Informatics | 52 | 4,284 | 11 | 11 |
| 27 | Organic Chemistry | 155 | 4,068 | 168 | 265 |
| 28 | Bioorganic chemistry | 149 | 3,963 | 69 | 169 |
| 29 | Biotechnology | 54 | 3,942 | 1.5K | 1.2K |
| 30 | Cell Biology | 24 | 3,906 | 4.3K | 2.8K |
| 31 | Genetic therapy | 54 | 3,491 | 30 | 26 |
| 32 | gene therapy | 48 | 3,476 | 28 | 18 |
| 33 | Molecular structure | 6 | 3,449 | 2.2K | 200 |
| 34 | Biomedical Engineering | 34 | 3,338 | 1.2K | 333 |
| 35 | Computer Graphics | 2 | 3,318 | 1.5K | 8 |
| 36 | Computer-Aided Design | 23 | 3,179 | 42 | 6 |
| 37 | biological factors | 25 | 3,165 | 344 | 38 |
| 38 | Virology | 20 | 3,105 | 2.4K | 2.3K |
| 39 | Materials | 35 | 3,096 | 3.1K | 1.8K |
| 40 | Medical innovations | 28 | 3,074 | 58 | 157 |
| 41 | Bioengineering | 34 | 3,041 | 1.2K | 1.1K |
| 42 | Computational Biology | 31 | 2,456 | 798 | 1.0K |
| 43 | Cancer | 47 | 2,447 | 1.3K | 1.8K |
| 44 | Medical Technology | 25 | 2,423 | 41 | 9 |
| 45 | Bioinformatics | 27 | 2,390 | 707 | 891 |
| 46 | Nutrition | 15 | 2,221 | 3.8K | 971 |
| 47 | Geriatrics | 64 | 2,187 | 282 | 504 |
| 48 | miniaturization | 16 | 2,156 | 1.1K | 627 |
| 49 | Microelectronics | 11 | 2,053 | 1.3K | 568 |
| 50 | Materials Science | 22 | 1,983 | 3.3K | 1.6K |
| 51 | Cheminformatics | 14 | 1,967 | 33 | 23 |
| 52 | United States | 92 | 1,885 | 323 | 630 |
| 53 | Microbiology | 43 | 1,869 | 3.9K | 4.8K |
| 54 | Diet | 3 | 1,777 | 6.4K | 740 |
| 55 | Pharmaceutical Technology | 45 | 1,745 | 128 | 104 |
| 56 | Nutrition physiology | 1 | 1,623 | 2.5K | 40 |
| 57 | nucleic acids | 17 | 1,534 | 1.5K | 1.8K |
| 58 | Drug design | 40 | 1,509 | 61 | 84 |
| 59 | Public Health | 46 | 1,476 | 1.4K | 1.8K |
| 60 | medical education | 30 | 1,430 | 283 | 168 |
| 61 | Information Systems | 12 | 1,389 | 117 | 38 |
| 62 | drugs | 51 | 1,329 | 62 | 139 |
| 63 | Pediatrics | 27 | 1,248 | 1.1K | 1.3K |
| 64 | Genetics | 19 | 1,247 | 3.8K | 4.4K |
| 65 | Pharmacokinetics | 23 | 1,243 | 71 | 40 |
| 66 | Biophysics | 45 | 1,215 | 2.3K | 2.6K |
| 67 | Neurology | 33 | 1,201 | 6.0K | 9.3K |
| 68 | Health Education | 37 | 1,185 | 159 | 166 |
| 69 | Documentation | 9 | 1,160 | 24 | 14 |
| 70 | Health promotion | 23 | 1,081 | 344 | 294 |
| 70 | drug evaluation | 30 | 1,081 | 87 | 68 |
| 72 | drug development | 14 | 1,017 | 277 | 723 |
| 73 | Nanostructures | 17 | 977 | 493 | 709 |
| 74 | Oncology | 17 | 964 | 1.1K | 2.4K |
| 75 | Immunology | 25 | 954 | 3.5K | 5.5K |
| 76 | Human genetics | 12 | 932 | 3.3K | 7.1K |
| 77 | Analytical Chemistry | 25 | 931 | 2.6K | 2.4K |
| 78 | Endocrinology | 4 | 883 | 12.7K | 4.1K |
| 79 | Polymers | 14 | 838 | 4.4K | 2.4K |
| 80 | Biopharmaceutics | 22 | 831 | 139 | 149 |
| 81 | Biochemical Engineering | 10 | 823 | 1.2K | 2.1K |
| 82 | Vaccines | 22 | 820 | 333 | 254 |
| 83 | Metabolism | 21 | 799 | 2.1K | 3.3K |
| 84 | Patient education | 26 | 782 | 13 | 46 |
| 84 | counseling | 26 | 782 | 194 | 171 |
| 86 | Pharmacogenetics | 31 | 766 | 37 | 244 |
| 87 | Optical materials | 9 | 759 | 3.0K | 2.0K |
| 88 | Immunity | 13 | 743 | 2.1K | 3.9K |
| 89 | Surgery | 6 | 721 | 3.3K | 5.1K |
| 90 | Host-parasite interactions | 10 | 672 | 1.1K | 1.6K |
| 90 | Virulence | 10 | 672 | 1.1K | 1.2K |
| 92 | Nanostructured Materials | 11 | 625 | 3.9K | 2.8K |
| 93 | Health Policy | 23 | 617 | 606 | 897 |
| 94 | Nanoparticles | 14 | 586 | 1.1K | 1.2K |
| 95 | Psychiatry | 12 | 582 | 5.8K | 6.3K |
| 95 | Pharmacy management | 42 | 582 | 9 | 15 |
| 97 | Health Services Research | 18 | 570 | 435 | 444 |
| 98 | proteins | 20 | 566 | 1.1K | 1.7K |
| 99 | Mental Disorders | 12 | 565 | 3.6K | 4.0K |
| 100 | Genomics | 26 | 564 | 1.1K | 2.5K |
| 101 | Neurochemistry | 19 | 562 | 1.8K | 2.8K |
| 102 | cell physiology | 3 | 557 | 5.9K | 2.1K |
| 103 | Psychopharmacology | 17 | 548 | 1.0K | 1.9K |
| 104 | Epidemiology | 18 | 528 | 2.4K | 3.4K |
| 105 | Environment | 9 | 519 | 6.2K | 7.4K |
| 105 | Mental illness | 10 | 519 | 2.2K | 2.5K |
| 107 | Health insurance | 17 | 506 | 106 | 204 |
| 108 | Cardiovascular system | 7 | 493 | 3.0K | 6.5K |
| 109 | Health | 18 | 471 | 713 | 1.0K |
| 110 | genome | 12 | 460 | 1.4K | 3.5K |
| 111 | Environmental Health | 8 | 453 | 7.4K | 6.7K |
| 112 | Teaching | 50 | 438 | 39 | 282 |
| 112 | Learning | 50 | 438 | 70 | 488 |
| 114 | Membranes | 2 | 432 | 3.0K | 670 |
| 115 | preventive medicine | 6 | 418 | 982 | 672 |
| 116 | Immunotherapy | 9 | 412 | 1.6K | 2.7K |
| 116 | infection | 21 | 412 | 219 | 1.1K |
| 118 | Environmental Toxicology | 6 | 411 | 2.5K | 1.9K |
| 119 | Asthma | 17 | 406 | 58 | 107 |
| 120 | Hypertension | 5 | 405 | 4.6K | 7.0K |
| 121 | Communication in medicine | 11 | 404 | 90 | 80 |
| 121 | Communication | 11 | 404 | 290 | 425 |
| 123 | glycoproteins | 15 | 391 | 91 | 232 |
| 123 | Glycoconjugates | 15 | 391 | 91 | 232 |
| 123 | Oligosaccharide | 15 | 391 | 40 | 167 |
| 123 | Carbohydrates | 15 | 391 | 59 | 183 |
| 123 | glycolipids | 15 | 391 | 91 | 232 |
| 128 | Medical genetics | 10 | 388 | 6.2K | 9.0K |
| 128 | Antibacterial agents | 13 | 388 | 43 | 93 |
| 130 | viruses | 8 | 386 | 2.1K | 2.5K |
| 131 | Physiology | 7 | 376 | 9.9K | 8.5K |
| 132 | Heart Failure | 11 | 370 | 43 | 220 |
| 133 | health services | 8 | 369 | 458 | 306 |
| 134 | Liver diseases | 9 | 367 | 1.2K | 2.7K |
| 135 | Digestive system diseases | 4 | 350 | 773 | 199 |
| 136 | Drug discovery | 13 | 347 | 9 | 43 |
| 137 | Hematology | 43 | 346 | 2.4K | 11.2K |
| 138 | Alternative Medicine | 11 | 345 | 636 | 488 |
| 139 | protein | 14 | 334 | 787 | 1.4K |
| 140 | Oxidation-reduction | 3 | 333 | 1.4K | 1.1K |
| 141 | Industrial Microbiology | 7 | 325 | 1.7K | 1.8K |
| 142 | rehabilitation | 3 | 311 | 4.5K | 1.6K |
| 143 | Child | 24 | 302 | 805 | 1.9K |
| 144 | Medical Microbiology | 7 | 300 | 2.9K | 3.9K |
| 145 | Primary health care | 11 | 299 | 660 | 663 |
| 145 | Physicians | 30 | 299 | 14 | 12 |
| 147 | Health Services Administration | 7 | 293 | 578 | 670 |
| 148 | Quality of life | 2 | 287 | 3.1K | 863 |
| 148 | Diabetes | 5 | 287 | 4.9K | 5.4K |
| 148 | Chronic diseases | 1 | 287 | 2.6K | 855 |
| 151 | Diabetes mellitus | 4 | 285 | 5.4K | 5.1K |
| 152 | Medical Anthropology | 7 | 283 | 691 | 958 |
| 153 | Psychology | 9 | 274 | 5.7K | 7.3K |
| 154 | Cardiovascular diseases | 7 | 272 | 1.0K | 1.0K |
| 155 | Critical Care | 5 | 269 | 2.5K | 4.6K |
| 156 | Critical Care Medicine | 4 | 268 | 2.9K | 4.6K |
| 157 | Structure-activity relationship | 6 | 263 | 126 | 345 |
| 158 | Physical organic chemistry | 12 | 261 | 777 | 835 |
| 159 | Obesity | 4 | 257 | 5.0K | 3.7K |
| 160 | Nanomedicine | 6 | 250 | 34 | 80 |
| 161 | Hemodynamics | 2 | 249 | 3.6K | 2.7K |
| 162 | Adolescent Medicine | 4 | 244 | 768 | 1.1K |
| 162 | health planning | 7 | 244 | 555 | 475 |
| 164 | United Kingdom | 6 | 240 | 2.1K | 2.9K |
| 165 | Combinatorial chemistry | 7 | 238 | 653 | 1.1K |
| 166 | Proteome | 5 | 235 | 2.1K | 2.7K |
| 167 | Neuropharmacology | 5 | 229 | 575 | 575 |
| 168 | Women's health | 10 | 227 | 596 | 761 |
| 169 | free radicals | 3 | 226 | 2.5K | 2.2K |
| 170 | Sociology | 5 | 223 | 2.3K | 2.1K |
| 171 | Pharmacogenomics | 11 | 222 | 19 | 174 |
| 172 | Brain | 9 | 220 | 3.3K | 4.9K |
| 173 | health behavior | 6 | 218 | 689 | 657 |
| 174 | Medical Laboratory Science | 4 | 216 | 3.0K | 2.6K |
| 175 | Signal Transduction | 3 | 212 | 3.5K | 2.7K |
| 176 | rural health | 8 | 211 | 73 | 98 |
| 177 | Molecular evolution | 1 | 206 | 6.9K | 2.3K |
| 178 | Psychophysiology | 9 | 205 | 3.2K | 6.6K |
| 179 | Diagnostic microbiology | 5 | 201 | 1.5K | 2.8K |
| 179 | pharmaceutical industry | 11 | 201 | 155 | 223 |
| 181 | Colloids | 7 | 200 | 4.7K | 6.3K |
| 182 | Oxidative stress | 3 | 199 | 2.2K | 1.5K |
| 183 | Data Mining | 1 | 194 | 4.1K | 919 |
| 183 | data collection | 1 | 194 | 2.6K | 626 |
| 185 | Surface Chemistry | 6 | 192 | 4.7K | 5.9K |
| 186 | China | 2 | 191 | 7.4K | 1.5K |
| 187 | Green Chemistry | 3 | 188 | 4.4K | 3.5K |
| 188 | Gene expression regulation | 5 | 185 | 1.5K | 2.7K |
| 189 | Histology | 2 | 180 | 8.6K | 4.7K |
| 190 | Geriatric Pharmacology | 8 | 177 | 37 | 169 |
| 190 | Organometallic chemistry | 10 | 177 | 826 | 949 |
| 190 | Elderly | 15 | 177 | 129 | 257 |
| 190 | Organometallic compounds | 10 | 177 | 833 | 1.1K |
| 190 | older people | 15 | 177 | 296 | 840 |
| 195 | Systems Biology | 6 | 176 | 1.6K | 1.6K |
| 196 | Evidence-Based Medicine | 2 | 174 | 2.8K | 607 |
| 197 | Developmental Genetics | 2 | 173 | 2.3K | 2.6K |
| 197 | pediatric pharmacology | 16 | 173 | 9 | 10 |
| 199 | Bacteriology | 3 | 172 | 3.6K | 3.6K |
| 200 | Food additives | 9 | 171 | 241 | 423 |
| 200 | Antioxidants | 2 | 171 | 2.0K | 1.9K |
| 202 | Agricultural Chemistry | 9 | 170 | 2.4K | 4.9K |
| 203 | Genetic regulation | 3 | 163 | 3.4K | 5.1K |
| 204 | Clinical Pharmacology | 6 | 160 | 1.0K | 1.3K |
| 205 | Statistics | 3 | 159 | 5.1K | 3.2K |
| 205 | Nanobiotechnology | 2 | 159 | 810 | 340 |
| 205 | Immunochemistry | 1 | 159 | 3.7K | 649 |
| 205 | Biometrics | 3 | 159 | 2.4K | 1.6K |
| 209 | Genetic engineering | 6 | 158 | 2.6K | 6.2K |
| 209 | Research Design | 5 | 158 | 713 | 967 |
| 209 | Technology | 3 | 158 | 8.9K | 5.6K |
| 212 | Drug delivery devices | 5 | 157 | 92 | 304 |
| 213 | Cytogenetics | 1 | 156 | 12.2K | 7.9K |
| 213 | viral genetics | 1 | 156 | 1.9K | 2.1K |
| 215 | behavioral medicine | 4 | 154 | 1.7K | 1.9K |
| 216 | mammals | 3 | 153 | 1.4K | 891 |
| 217 | Immunopharmacology | 2 | 152 | 2.3K | 888 |
| 217 | Neuroimmunology | 2 | 152 | 1.6K | 1.6K |
| 217 | antibiotics | 5 | 152 | 236 | 252 |
| 220 | Environmental Management | 2 | 150 | 5.2K | 4.1K |
| 221 | Pathology | 4 | 147 | 8.0K | 9.9K |
| 221 | Kinetics | 8 | 147 | 188 | 232 |
| 223 | Community Psychiatry | 7 | 146 | 957 | 1.7K |
| 223 | Mental Health Services | 7 | 146 | 1.3K | 1.7K |
| 223 | Psychiatric hospitals | 7 | 146 | 439 | 714 |
| 223 | enzymes | 10 | 146 | 599 | 1.9K |
| 227 | Liposomes | 3 | 141 | 402 | 358 |
| 227 | gene transfer | 4 | 141 | 129 | 213 |
| 227 | genetic transformation | 4 | 141 | 129 | 213 |
| 230 | Computational Chemistry | 7 | 140 | 407 | 969 |
| 230 | Mass Spectrometry | 6 | 140 | 1.3K | 1.9K |
| 232 | particles | 10 | 137 | 62 | 214 |
| 233 | pain | 6 | 133 | 2.1K | 5.7K |
| 234 | Hospitals | 7 | 131 | 658 | 1.2K |
| 235 | Developmental Biology | 3 | 130 | 7.7K | 10.6K |
| 235 | Vaccination | 2 | 130 | 419 | 264 |
| 237 | Mental Health | 8 | 128 | 1.1K | 1.7K |
| 238 | Lipids | 2 | 124 | 3.6K | 3.1K |
| 239 | Sports Medicine | 2 | 122 | 7.7K | 4.6K |
| 239 | Antiviral agents | 11 | 122 | 23 | 148 |
| 241 | Neurophysiology | 5 | 120 | 8.1K | 14.3K |
| 241 | Radioisotopes | 16 | 120 | 136 | 409 |
| 243 | Stem cells | 5 | 119 | 3.9K | 8.0K |
| 244 | Parenteral nutrition | 9 | 117 | 642 | 2.3K |
| 245 | nuclear magnetic resonance | 4 | 113 | 1.6K | 1.6K |
| 245 | nuclear magnetic resonance spectroscopy | 4 | 113 | 934 | 729 |
| 247 | Radiopharmaceuticals | 15 | 111 | 57 | 121 |
| 248 | Transplantation | 6 | 106 | 2.6K | 5.9K |
| 248 | RNA | 1 | 106 | 2.8K | 1.8K |
| 248 | Developing countries | 4 | 106 | 1.4K | 1.7K |
| 251 | Allergy | 6 | 103 | 1.8K | 7.0K |
| 252 | Adolescent | 6 | 102 | 2.4K | 3.5K |
| 253 | polymerization | 6 | 100 | 5.9K | 8.1K |
| 254 | Medicinal plants | 7 | 98 | 850 | 2.2K |
| 254 | Behavior | 4 | 98 | 5.6K | 8.8K |
| 256 | biomedicine | 1 | 97 | 3.6K | 1.2K |
| 257 | Thrombosis | 5 | 94 | 2.1K | 8.0K |
| 258 | complementary therapies | 2 | 93 | 5.2K | 2.9K |
| 259 | arthritis | 5 | 92 | 1.1K | 3.1K |
| 260 | Infections | 4 | 89 | 1.2K | 3.5K |
| 260 | Parasitic Diseases | 4 | 89 | 2.5K | 3.9K |
| 262 | Cell differentiation | 6 | 83 | 4.4K | 15.9K |
| 263 | Drug targeting | 2 | 82 | 529 | 638 |
| 264 | Microbial Ecology | 2 | 81 | 8.8K | 11.9K |
| 264 | Herbal medicine | 3 | 81 | 485 | 1.1K |
| 266 | vascular diseases | 2 | 80 | 3.8K | 8.2K |
| 267 | Long-Term Care | 6 | 76 | 350 | 1.2K |
| 267 | Long-term care facilities | 6 | 76 | 350 | 1.2K |
| 269 | Surface-Active Agents | 2 | 74 | 2.1K | 2.8K |
| 269 | Surface properties | 2 | 74 | 2.1K | 2.8K |
| 271 | ethnicity | 3 | 72 | 370 | 367 |
| 271 | health and race | 3 | 72 | 162 | 226 |
| 271 | primary prevention | 4 | 72 | 291 | 553 |
| 271 | chronic disease | 4 | 72 | 149 | 297 |
| 275 | health services accessibility | 6 | 70 | 556 | 1.2K |
| 276 | Neurons | 1 | 69 | 4.7K | 7.5K |
| 277 | Lymphoma | 3 | 67 | 718 | 309 |
| 277 | Multiple Myeloma | 3 | 67 | 709 | 296 |
| 277 | Extracellular matrix | 1 | 67 | 728 | 978 |
| 277 | Leukemia | 3 | 67 | 2.8K | 4.9K |
| 277 | collagen | 1 | 67 | 757 | 996 |
| 282 | Adhesion | 1 | 66 | 1.0K | 347 |
| 282 | adhesives | 1 | 66 | 1.1K | 347 |
| 284 | Chemical analysis | 4 | 65 | 1.5K | 2.8K |
| 285 | drug abuse | 5 | 64 | 461 | 1.1K |
| 286 | Functional Genomics | 2 | 63 | 713 | 1.6K |
| 287 | Nursing | 2 | 61 | 3.8K | 2.8K |
| 288 | Biomolecules | 4 | 60 | 449 | 2.1K |
| 288 | biopolymers | 4 | 60 | 1.8K | 3.6K |
| 290 | cell interaction | 2 | 59 | 3.5K | 4.6K |
| 291 | marketing | 10 | 58 | 117 | 752 |
| 292 | Chemical Engineering | 5 | 56 | 6.0K | 12.7K |
| 293 | Palliative Care | 2 | 55 | 2.0K | 1.8K |
| 293 | Crystal growth | 5 | 55 | 1.1K | 2.8K |
| 295 | Botany | 4 | 54 | 8.5K | 17.7K |
| 295 | Ethics | 1 | 54 | 3.0K | 1.5K |
| 295 | Medical Ethics | 1 | 54 | 4.0K | 1.7K |
| 295 | Anxiety Disorders | 3 | 54 | 859 | 2.2K |
| 295 | Anxiety | 3 | 54 | 851 | 2.2K |
| 295 | Societies | 1 | 54 | 856 | 419 |
| 295 | Jurisprudence | 2 | 54 | 2.4K | 2.0K |
| 295 | Immune system | 1 | 54 | 6.3K | 7.3K |
| 303 | Ecology | 3 | 52 | 21.2K | 39.8K |
| 303 | Technological Innovations | 2 | 52 | 1.3K | 1.4K |
| 303 | Chemical structure | 3 | 52 | 484 | 356 |
| 306 | Artificial Organs | 10 | 49 | 323 | 1.6K |
| 306 | Environmental monitoring | 2 | 49 | 11.0K | 16.2K |
| 306 | Synthetic biology | 3 | 49 | 683 | 1.2K |
| 306 | environmental pollution | 2 | 49 | 13.4K | 18.5K |
| 306 | Pollution | 2 | 49 | 21.2K | 32.6K |
| 311 | Anatomy | 1 | 47 | 13.7K | 14.2K |
| 311 | Embryology | 1 | 47 | 12.0K | 13.6K |
| 311 | Growth | 1 | 47 | 7.6K | 9.8K |
| 314 | Protein engineering | 2 | 46 | 422 | 758 |
| 314 | molecular design | 2 | 46 | 427 | 738 |
| 316 | Neurobiology | 2 | 45 | 8.5K | 13.8K |
| 316 | Asia | 5 | 45 | 1.7K | 3.1K |
| 316 | biological agents | 5 | 45 | 484 | 321 |
| 319 | Catalysis | 5 | 44 | 6.4K | 16.2K |
| 319 | Decision making | 1 | 44 | 4.5K | 3.6K |
| 321 | Infection control | 4 | 43 | 892 | 2.5K |
| 322 | energy development | 1 | 41 | 1.8K | 1.9K |
| 323 | Diagnostic Imaging | 2 | 40 | 7.8K | 10.5K |
| 323 | Oncogenes | 3 | 40 | 4.3K | 13.0K |
| 325 | Environmental Psychology | 1 | 39 | 126 | 121 |
| 325 | Bioinorganic chemistry | 2 | 39 | 2.9K | 4.0K |
| 325 | Metabolic diseases | 1 | 39 | 22.4K | 27.7K |
| 325 | Genes | 2 | 39 | 3.5K | 5.4K |
| 329 | Sustainable Engineering | 1 | 38 | 7.6K | 8.4K |
| 329 | drug resistance | 2 | 38 | 834 | 2.0K |
| 331 | Emergency Medicine | 4 | 37 | 1.4K | 3.8K |
| 331 | Cellular senescence | 2 | 37 | 2.1K | 4.4K |
| 333 | Rheumatology | 2 | 35 | 2.8K | 4.3K |
| 333 | Chromatographic analysis | 3 | 35 | 3.8K | 6.2K |
| 335 | Clinical Psychology | 1 | 34 | 6.6K | 8.5K |
| 335 | Community Psychology | 1 | 34 | 1.1K | 1.2K |
| 335 | Social Psychology | 1 | 34 | 5.1K | 4.9K |
| 335 | Quantum Chemistry | 2 | 34 | 1.4K | 1.4K |
| 339 | Medical Oncology | 5 | 33 | 4.7K | 16.5K |
| 339 | Depression | 2 | 33 | 895 | 2.4K |
| 341 | Reproduction | 2 | 32 | 9.0K | 14.5K |
| 341 | gastrointestinal tract | 2 | 32 | 541 | 1.9K |
| 343 | Electrophoresis | 2 | 31 | 4.7K | 7.9K |
| 343 | mutation | 1 | 31 | 1.3K | 2.1K |
| 343 | Disease management | 3 | 31 | 80 | 233 |
| 343 | Chromatography | 2 | 31 | 4.0K | 5.8K |
| 343 | carcinogens | 3 | 31 | 2.6K | 9.3K |
| 343 | Chromosomes | 1 | 31 | 3.1K | 3.7K |
| 343 | Spectrum analysis | 2 | 31 | 9.1K | 13.1K |
| 343 | harm reduction | 3 | 31 | 133 | 359 |
| 351 | Physical Chemistry | 2 | 30 | 7.4K | 13.9K |
| 351 | Carcinogenesis | 3 | 30 | 2.2K | 8.4K |
| 353 | musculoskeletal system | 1 | 29 | 474 | 662 |
| 354 | Neurovirology | 1 | 28 | 851 | 1.0K |
| 354 | Sports | 2 | 28 | 5.6K | 10.2K |
| 354 | Physical fitness | 2 | 28 | 2.4K | 4.6K |
| 354 | alcoholism | 3 | 28 | 3.4K | 7.5K |
| 354 | Exercise | 2 | 28 | 2.8K | 4.8K |
| 359 | Education | 1 | 27 | 12.3K | 10.0K |
| 359 | Proteomics | 1 | 27 | 5.7K | 8.4K |
| 359 | Analytical Biochemistry | 2 | 27 | 3.5K | 6.3K |
| 362 | synthesis | 2 | 26 | 1.9K | 2.1K |
| 363 | Enzyme | 2 | 25 | 347 | 1.1K |
| 363 | mutagens | 2 | 25 | 2.6K | 8.1K |
| 365 | Physical Therapy | 1 | 24 | 5.2K | 7.3K |
| 365 | Metallurgy | 1 | 24 | 5.6K | 5.0K |
| 365 | Hemostasis | 4 | 24 | 619 | 3.4K |
| 365 | Electrochemistry | 1 | 24 | 9.9K | 10.2K |
| 365 | Hemophilia | 5 | 24 | 387 | 1.5K |
| 365 | peptides | 2 | 24 | 2.2K | 3.9K |
| 371 | Solid State Physics | 1 | 23 | 11.4K | 10.7K |
| 371 | Qualitative Research | 1 | 23 | 903 | 827 |
| 371 | Kidney diseases | 2 | 23 | 2.5K | 5.4K |
| 374 | Clinical Immunology | 3 | 22 | 2.6K | 9.1K |
| 374 | Precision medicine | 4 | 22 | 210 | 1.1K |
| 374 | Radiobiology | 2 | 22 | 6.4K | 11.1K |
| 374 | DNA methylation | 2 | 22 | 751 | 3.1K |
| 378 | Obstetrics | 2 | 21 | 9.9K | 18.7K |
| 378 | Telemedicine | 1 | 21 | 1.1K | 2.0K |
| 378 | Angst | 1 | 21 | 35 | 51 |
| 378 | Substance Abuse | 1 | 21 | 6.7K | 7.9K |
| 378 | Osteoporosis | 1 | 21 | 963 | 1.3K |
| 378 | liver | 2 | 21 | 434 | 1.3K |
| 384 | Ophthalmology | 1 | 20 | 8.1K | 10.5K |
| 384 | Electronics | 1 | 20 | 14.3K | 13.2K |
| 384 | General Surgery | 1 | 20 | 2.4K | 2.9K |
| 384 | nucleotides | 3 | 20 | 454 | 836 |
| 384 | catalytic activity | 1 | 20 | 2.3K | 3.2K |
| 389 | Pediatric Nursing | 1 | 19 | 856 | 1.2K |
| 389 | Eating Disorders | 1 | 19 | 3.5K | 4.7K |
| 389 | Feeding and Eating Disorders | 1 | 19 | 3.3K | 4.5K |
| 389 | human behavior | 1 | 19 | 9.4K | 14.9K |
| 389 | Carbon | 1 | 19 | 219 | 444 |
| 394 | Clinical Trials | 2 | 18 | 708 | 2.1K |
| 394 | Maternal health services | 3 | 18 | 571 | 2.0K |
| 394 | Child welfare | 3 | 18 | 915 | 2.9K |
| 394 | Cell communication | 1 | 18 | 4.0K | 6.9K |
| 398 | Organ transplantation | 2 | 17 | 1.5K | 2.6K |
| 398 | Malaria | 1 | 17 | 1.9K | 2.8K |
| 398 | men | 1 | 17 | 421 | 630 |
| 401 | Biosensors | 1 | 16 | 5.5K | 11.0K |
| 401 | Clinical Biochemistry | 1 | 16 | 5.1K | 8.1K |
| 401 | Biotransformation | 2 | 16 | 176 | 423 |
| 401 | Menopause | 1 | 16 | 1.4K | 2.8K |
| 405 | Dermatology | 3 | 15 | 3.8K | 11.4K |
| 405 | Hallucinogens | 1 | 15 | 433 | 836 |
| 405 | amino acids | 2 | 15 | 1.1K | 3.9K |
| 408 | Social Sciences | 2 | 14 | 6.5K | 11.5K |
| 408 | Higher Education | 1 | 14 | 899 | 1.4K |
| 408 | Economic History | 1 | 14 | 6.9K | 6.7K |
| 408 | Economic Development | 1 | 14 | 2.7K | 4.5K |
| 408 | Psychosomatic Medicine | 2 | 14 | 1.8K | 6.2K |
| 408 | Education policy | 1 | 14 | 117 | 224 |
| 408 | Library Science | 1 | 14 | 975 | 821 |
| 408 | Development | 1 | 14 | 1.1K | 1.7K |
| 408 | Economic Assistance | 1 | 14 | 491 | 860 |
| 408 | world | 1 | 14 | 350 | 702 |
| 418 | Radiology | 1 | 13 | 5.3K | 7.5K |
| 418 | consumer behavior | 1 | 13 | 497 | 1.0K |
| 418 | Consumer Protection | 1 | 13 | 239 | 474 |
| 418 | Gerontology | 9 | 13 | 1.3K | 12.3K |
| 418 | Consumer education | 1 | 13 | 377 | 880 |
| 418 | Electrophysiology | 1 | 13 | 2.8K | 5.6K |
| 418 | consumers | 1 | 13 | 310 | 604 |
| 425 | Humanities | 1 | 12 | 2.8K | 2.9K |
| 425 | Neurotoxicology | 1 | 12 | 1.9K | 4.4K |
| 425 | Apoptosis | 1 | 12 | 857 | 2.0K |
| 425 | neurotoxins | 1 | 12 | 857 | 2.0K |
| 425 | Neurotoxic agents | 1 | 12 | 857 | 2.0K |
| 425 | visualization | 7 | 12 | 1.4K | 7.1K |
| 425 | chromatin | 1 | 12 | 488 | 1.5K |
| 425 | Nerve regeneration | 1 | 12 | 857 | 2.0K |
| 433 | Socioeconomic Factors | 1 | 11 | 1.6K | 3.3K |
| 433 | Randomized Controlled Trials | 2 | 11 | 2.6K | 6.8K |
| 433 | Hormones | 2 | 11 | 3.9K | 12.3K |
| 433 | Dementia | 2 | 11 | 3.9K | 7.2K |
| 433 | Alzheimer's disease | 2 | 11 | 4.3K | 8.9K |
| 433 | Cell death | 1 | 11 | 8.9K | 15.9K |
| 439 | Magnetic Resonance Imaging | 1 | 10 | 1.4K | 2.9K |
| 439 | Pediatric Hematology | 1 | 10 | 2.6K | 4.0K |
| 439 | Diagnosis | 1 | 10 | 2.8K | 4.8K |
| 439 | Health care reform | 3 | 10 | 56 | 345 |
| 439 | Functional foods | 1 | 10 | 1.3K | 3.0K |
| 439 | Patient Safety | 1 | 10 | 183 | 253 |
| 439 | Food | 1 | 10 | 15.8K | 26.3K |
| 439 | Phytotherapy | 1 | 10 | 2.7K | 6.1K |
| 439 | ethanol | 1 | 10 | 1.6K | 2.9K |
| 448 | Urology | 4 | 9 | 4.7K | 21.1K |
| 448 | Nuclear Medicine | 1 | 9 | 4.7K | 7.4K |
| 448 | Geriatric Oncology | 2 | 9 | 1.2K | 5.0K |
| 448 | Child Development | 2 | 9 | 4.8K | 13.3K |
| 448 | Analgesics | 1 | 9 | 21 | 24 |
| 448 | Heterocyclic compounds | 1 | 9 | 2.5K | 3.1K |
| 448 | Biodiversity | 1 | 9 | 8.0K | 12.8K |
| 455 | Public Policy | 1 | 8 | 4.9K | 9.2K |
| 455 | Hematopoietic stem cell transplantation | 1 | 8 | 2.3K | 6.3K |
| 455 | Enteral nutrition | 5 | 8 | 797 | 8.2K |
| 455 | Cardiac rehabilitation | 1 | 8 | 329 | 1.2K |
| 455 | drug control | 1 | 8 | 952 | 2.1K |
| 460 | Alkaloids | 1 | 7 | 16 | 82 |
| 460 | Inflammation | 2 | 7 | 3.9K | 15.0K |
| 462 | Nephrology | 1 | 6 | 2.6K | 5.6K |
| 462 | Geophysics | 1 | 6 | 12.8K | 20.6K |
| 462 | Atmospheric Physics | 1 | 6 | 4.0K | 7.2K |
| 462 | Earth Sciences | 1 | 6 | 8.2K | 12.2K |
| 462 | vitamins | 1 | 6 | 106 | 953 |
| 467 | Engineering | 1 | 5 | 17.9K | 28.7K |
| 467 | Mathematics | 1 | 5 | 20.5K | 25.9K |
| 467 | mental health policy | 3 | 5 | 200 | 1.1K |
| 467 | Steroids | 1 | 5 | 2.9K | 7.2K |
| 467 | artificial cells | 4 | 5 | 59 | 521 |
| 472 | Emergency Medical Services | 1 | 4 | 2.3K | 4.9K |
| 472 | Feasibility studies | 1 | 4 | 709 | 1.5K |
| 474 | Neuropsychology | 1 | 3 | 12.7K | 24.8K |
| 474 | Pediatric Neurology | 1 | 3 | 7.5K | 16.6K |
| 474 | Gene expression | 1 | 3 | 1.5K | 3.9K |
| 474 | Nervous system | 1 | 3 | 17.1K | 33.7K |
| 474 | Social work | 1 | 3 | 3.0K | 7.4K |
| 474 | gene mapping | 2 | 3 | 7.0K | 21.6K |
| 474 | DNA polymerases | 1 | 3 | 2.0K | 5.3K |
| 474 | Pancreatic diseases | 1 | 3 | 769 | 2.2K |
| 482 | Systems Theory | 1 | 2 | 820 | 2.5K |
| 482 | Orthopedics | 1 | 2 | 7.1K | 14.3K |
| 482 | Geriatric Nursing | 1 | 2 | 898 | 2.5K |
| 482 | Systems Analysis | 1 | 2 | 2.4K | 5.9K |
| 482 | Orthopedic Surgery | 1 | 2 | 3.0K | 6.9K |
| 482 | Opioids | 2 | 2 | 42 | 628 |
| 482 | Aging | 8 | 2 | 3.1K | 33.8K |
| 489 | Electrical Engineering | 2 | 1 | 7.1K | 15.2K |
| 489 | Radiation Oncology | 1 | 1 | 1.7K | 3.9K |
| 489 | Geriatric Psychiatry | 1 | 1 | 5.3K | 11.4K |
| 489 | Nuclear Chemistry | 1 | 1 | 1.9K | 3.8K |
| 489 | emergency management | 1 | 1 | 1.7K | 4.8K |
| 489 | Radiochemistry | 1 | 1 | 2.2K | 4.4K |
| 489 | healthcare disparities | 2 | 1 | 751 | 3.9K |
| 489 | Chemical processes | 1 | 1 | 1.7K | 4.1K |
| 489 | Germany | 1 | 1 | 828 | 2.4K |
| 489 | Chemical industry | 1 | 1 | 4.1K | 8.6K |
| 489 | Student Health Services | 2 | 1 | 398 | 2.3K |
| 489 | Microscopy | 2 | 1 | 4.6K | 15.5K |
| 489 | African Americans | 1 | 1 | 88 | 375 |
| 502 | Global Health | 2 | 0 | 2.1K | 10.4K |
| 502 | Ergonomics | 1 | 0 | 2.0K | 4.6K |
| 502 | Artificial Intelligence | 1 | 0 | 13.2K | 26.4K |
| 502 | Lung Transplantation | 4 | 0 | 950 | 4.3K |
| 502 | Industrial Safety | 1 | 0 | 2.0K | 6.0K |
| 502 | Fishery management | 1 | 0 | 1.5K | 4.2K |
| 502 | adolescence | 1 | 0 | 2.4K | 6.0K |
| 502 | blood substitutes | 1 | 0 | 202 | 577 |
| 502 | Sexual health | 1 | 0 | 2.4K | 5.7K |
| 502 | Heart transplantation | 4 | 0 | 950 | 4.3K |
| 502 | Chromosome mapping | 1 | 0 | 8.9K | 19.5K |
| 502 | Child psychology | 1 | 0 | 5.7K | 13.2K |
| 502 | Safety management | 1 | 0 | 1.1K | 3.9K |
| 502 | drug addiction | 1 | 0 | 4.8K | 10.8K |
| 502 | child behavior | 1 | 0 | 1.1K | 3.4K |
| 502 | transport vesicles | 1 | 0 | 1.0K | 3.5K |
| 502 | Multiple sclerosis | 1 | 0 | 2.0K | 5.2K |
| 502 | Aquaculture | 1 | 0 | 2.2K | 5.4K |