| 1 | Medicine | 1,856 | 98.8K | 189 | 181 |
| 2 | Biochemistry | 1,600 | 71.9K | 257 | 238 |
| 3 | Hematology | 2,260 | 71.3K | 25 | 27 |
| 4 | Biology | 2,096 | 58.3K | 149 | 519 |
| 5 | Science | 627 | 51.2K | 571 | 583 |
| 6 | Neurology | 762 | 49.1K | 243 | 228 |
| 7 | Medical genetics | 250 | 39.0K | 213 | 69 |
| 8 | Pediatrics | 750 | 38.2K | 51 | 58 |
| 9 | Radiobiology | 885 | 34.8K | 21 | 17 |
| 10 | Medical Oncology | 887 | 34.3K | 29 | 21 |
| 11 | Molecular Biology | 615 | 30.6K | 458 | 504 |
| 12 | Research | 597 | 29.3K | 452 | 336 |
| 13 | Cytology | 190 | 26.7K | 542 | 336 |
| 14 | Physiology | 660 | 25.9K | 101 | 125 |
| 15 | Biophysics | 912 | 24.9K | 141 | 183 |
| 16 | Cell Biology | 178 | 24.7K | 515 | 356 |
| 17 | Virology | 185 | 23.3K | 329 | 252 |
| 18 | Microbiology | 355 | 22.9K | 533 | 466 |
| 19 | Physics | 150 | 20.9K | 2031 | 1296 |
| 20 | Immunology | 415 | 20.1K | 231 | 296 |
| 21 | Pharmacology | 535 | 19.7K | 246 | 228 |
| 22 | Surgery | 217 | 19.0K | 110 | 120 |
| 23 | free radicals | 341 | 17.9K | 9 | 9 |
| 24 | Endocrinology | 276 | 16.9K | 219 | 204 |
| 25 | Cardiovascular system | 216 | 16.5K | 82 | 98 |
| 26 | Hypertension | 284 | 16.2K | 57 | 82 |
| 27 | Neurophysiology | 184 | 15.2K | 296 | 239 |
| 28 | Metabolic diseases | 183 | 14.9K | 196 | 160 |
| 29 | Natural history | 56 | 14.7K | 958 | 897 |
| 30 | Metabolism | 168 | 14.6K | 299 | 198 |
| 31 | Ophthalmology | 283 | 13.4K | 66 | 50 |
| 32 | Cancer | 320 | 13.3K | 255 | 317 |
| 33 | Nutrition | 323 | 13.3K | 196 | 201 |
| 34 | Biometrics | 63 | 12.9K | 138 | 26 |
| 35 | Human genetics | 123 | 12.6K | 284 | 539 |
| 36 | Immunity | 63 | 12.5K | 410 | 246 |
| 37 | Genetics | 240 | 11.9K | 310 | 436 |
| 38 | Psychiatry | 238 | 10.5K | 393 | 429 |
| 39 | Dermatology | 339 | 10.5K | 51 | 63 |
| 40 | Chemistry | 257 | 9.9K | 1433 | 1492 |
| 41 | Developmental Biology | 140 | 9.9K | 220 | 226 |
| 42 | Respiration | 290 | 9.8K | 26 | 52 |
| 43 | Environment | 246 | 9.4K | 341 | 678 |
| 44 | Cognitive neuroscience | 41 | 9.4K | 202 | 70 |
| 45 | Allergy | 52 | 9.1K | 230 | 132 |
| 46 | Hemodynamics | 170 | 8.2K | 6 | 12 |
| 47 | Psychology | 189 | 8.2K | 527 | 434 |
| 48 | Leukemia | 211 | 8.0K | 36 | 78 |
| 49 | Urology | 302 | 7.9K | 80 | 125 |
| 50 | Emergency Medicine | 208 | 7.8K | 52 | 28 |
| 51 | Medical Physics | 364 | 7.6K | 44 | 83 |
| 52 | Public Health | 228 | 7.6K | 497 | 549 |
| 53 | Cerebral cortex | 27 | 7.6K | 266 | 41 |
| 54 | rehabilitation | 171 | 7.4K | 112 | 92 |
| 55 | Liver diseases | 56 | 7.2K | 306 | 195 |
| 56 | Behavior | 184 | 7.1K | 246 | 323 |
| 57 | United States | 267 | 7.0K | 357 | 407 |
| 58 | Medical Microbiology | 94 | 6.8K | 294 | 236 |
| 59 | Biomedical Engineering | 207 | 6.8K | 336 | 359 |
| 60 | Child | 387 | 6.7K | 45 | 101 |
| 61 | Toxicology | 177 | 6.6K | 471 | 465 |
| 62 | Genomics | 173 | 6.5K | 201 | 235 |
| 63 | Neurochemistry | 119 | 6.2K | 303 | 257 |
| 64 | Parenteral nutrition | 146 | 6.2K | 12 | 60 |
| 65 | Brain | 141 | 6.0K | 324 | 352 |
| 66 | Diagnostic microbiology | 106 | 5.9K | 74 | 140 |
| 67 | Therapeutics | 104 | 5.8K | 163 | 143 |
| 68 | Physical Therapy | 128 | 5.7K | 84 | 89 |
| 69 | Transplantation | 110 | 5.6K | 130 | 134 |
| 70 | Neurobiology | 96 | 5.5K | 229 | 252 |
| 71 | Oncology | 123 | 5.5K | 189 | 437 |
| 72 | drug therapy | 112 | 5.5K | 274 | 192 |
| 73 | Mental Disorders | 132 | 5.1K | 358 | 449 |
| 74 | Oxidation-reduction | 53 | 5.1K | 44 | 29 |
| 75 | Geriatrics | 171 | 5.1K | 262 | 277 |
| 76 | Sports Medicine | 190 | 5.0K | 133 | 179 |
| 77 | Neuropsychology | 127 | 5.0K | 215 | 221 |
| 78 | Diabetes mellitus | 91 | 5.0K | 329 | 379 |
| 79 | Spine | 69 | 4.8K | 59 | 41 |
| 80 | Computational Biology | 37 | 4.7K | 750 | 351 |
| 81 | pain | 92 | 4.7K | 130 | 159 |
| 82 | Diabetes | 81 | 4.7K | 406 | 420 |
| 83 | Pharmaceutical Chemistry | 117 | 4.6K | 569 | 550 |
| 84 | medical education | 247 | 4.4K | 70 | 131 |
| 85 | health behavior | 125 | 4.4K | 59 | 61 |
| 86 | Adolescent | 248 | 4.4K | 73 | 133 |
| 87 | Clinical Chemistry | 117 | 4.3K | 325 | 339 |
| 88 | Obstetrics | 231 | 4.2K | 192 | 250 |
| 89 | arthritis | 106 | 4.2K | 123 | 198 |
| 90 | genome | 118 | 4.2K | 99 | 315 |
| 91 | Psychophysiology | 121 | 4.1K | 430 | 523 |
| 92 | Nervous system | 84 | 3.9K | 369 | 435 |
| 93 | Immune system | 20 | 3.9K | 390 | 279 |
| 94 | Functional Genomics | 107 | 3.9K | 1 | 3 |
| 95 | viruses | 97 | 3.9K | 201 | 304 |
| 96 | nuclear magnetic resonance | 98 | 3.9K | 86 | 63 |
| 97 | Anatomy | 83 | 3.8K | 271 | 291 |
| 98 | Biomechanics | 86 | 3.8K | 115 | 131 |
| 99 | Magnetic Resonance Spectroscopy | 91 | 3.7K | 93 | 64 |
| 100 | gene mapping | 44 | 3.6K | 445 | 303 |
| 101 | blood transfusion | 106 | 3.5K | 44 | 33 |
| 102 | Mental illness | 74 | 3.5K | 318 | 369 |
| 103 | Critical Care | 77 | 3.5K | 232 | 366 |
| 104 | Computational Intelligence | 3 | 3.4K | 1137 | 8 |
| 105 | Radiology | 130 | 3.4K | 73 | 58 |
| 106 | Embryology | 57 | 3.4K | 340 | 348 |
| 107 | Digestive system diseases | 101 | 3.3K | 45 | 28 |
| 108 | Photochemistry | 82 | 3.3K | 97 | 64 |
| 109 | Immunotherapy | 22 | 3.3K | 713 | 341 |
| 110 | Light | 77 | 3.2K | 51 | 184 |
| 111 | United Kingdom | 48 | 3.2K | 322 | 234 |
| 112 | Critical Care Medicine | 71 | 3.1K | 248 | 397 |
| 113 | behavioral medicine | 50 | 3.1K | 188 | 162 |
| 114 | Epidemiology | 130 | 3.1K | 476 | 645 |
| 115 | Antioxidants | 35 | 3.1K | 60 | 58 |
| 116 | Health | 115 | 3.0K | 183 | 236 |
| 117 | nucleic acids | 29 | 2.9K | 624 | 546 |
| 118 | Bioengineering | 53 | 2.9K | 1106 | 1088 |
| 119 | Pediatric Dermatology | 140 | 2.9K | 5 | 4 |
| 120 | Membranes | 57 | 2.9K | 316 | 306 |
| 121 | Diet | 50 | 2.8K | 512 | 448 |
| 122 | Signal Transduction | 39 | 2.8K | 243 | 194 |
| 123 | Oxidative stress | 36 | 2.8K | 128 | 75 |
| 124 | Muscles | 81 | 2.7K | 43 | 74 |
| 125 | Neuromuscular diseases | 80 | 2.7K | 36 | 48 |
| 126 | Diagnostic Imaging | 91 | 2.6K | 211 | 253 |
| 127 | Thrombosis | 87 | 2.6K | 77 | 137 |
| 128 | Health Education | 105 | 2.6K | 188 | 215 |
| 129 | Pediatric Neurology | 35 | 2.6K | 279 | 325 |
| 130 | vascular diseases | 64 | 2.6K | 52 | 92 |
| 131 | Hemophilia | 42 | 2.5K | 68 | 30 |
| 132 | Cognitive Science | 13 | 2.5K | 710 | 219 |
| 133 | Rheumatology | 94 | 2.5K | 95 | 229 |
| 134 | Adolescent Medicine | 55 | 2.5K | 74 | 118 |
| 134 | preventive medicine | 48 | 2.5K | 234 | 219 |
| 136 | Orthopedics | 68 | 2.5K | 261 | 227 |
| 137 | Microcirculation | 84 | 2.5K | 7 | 12 |
| 138 | Radiography | 75 | 2.4K | 68 | 76 |
| 139 | Sleep Disorders | 64 | 2.3K | 303 | 277 |
| 140 | Enteral nutrition | 80 | 2.3K | 31 | 147 |
| 141 | Vision | 44 | 2.3K | 110 | 94 |
| 142 | Cell differentiation | 39 | 2.3K | 509 | 593 |
| 143 | Cytogenetics | 46 | 2.3K | 318 | 431 |
| 144 | Sleep | 64 | 2.3K | 297 | 291 |
| 145 | Memory | 91 | 2.3K | 261 | 367 |
| 146 | Analytical Biochemistry | 48 | 2.3K | 227 | 189 |
| 147 | Immunopathology | 76 | 2.2K | 150 | 200 |
| 148 | Stem cells | 58 | 2.2K | 269 | 313 |
| 149 | Biotechnology | 36 | 2.2K | 2369 | 1913 |
| 150 | Engineering | 25 | 2.2K | 1733 | 428 |
| 151 | Infertility | 68 | 2.2K | 184 | 224 |
| 152 | fertility | 66 | 2.2K | 198 | 238 |
| 153 | Chromosome mapping | 33 | 2.1K | 488 | 361 |
| 154 | Clinical Immunology | 55 | 2.1K | 187 | 138 |
| 155 | Molecular Microbiology | 17 | 2.1K | 391 | 255 |
| 156 | Pathology | 77 | 2.1K | 454 | 663 |
| 157 | Health promotion | 58 | 2.0K | 225 | 258 |
| 158 | Statistics | 71 | 2.0K | 511 | 445 |
| 159 | Lung Transplantation | 81 | 2.0K | 97 | 85 |
| 159 | Heart transplantation | 81 | 2.0K | 97 | 85 |
| 161 | Bacteriology | 40 | 2.0K | 526 | 561 |
| 162 | Lipids | 43 | 2.0K | 198 | 232 |
| 163 | Aging | 71 | 1.9K | 561 | 622 |
| 164 | proteins | 83 | 1.9K | 241 | 397 |
| 165 | violence | 35 | 1.9K | 186 | 109 |
| 166 | Perception | 84 | 1.9K | 297 | 407 |
| 167 | Health Services Research | 26 | 1.9K | 518 | 256 |
| 168 | Visual Perception | 83 | 1.8K | 247 | 349 |
| 169 | Attention | 83 | 1.8K | 259 | 358 |
| 170 | Biocompatible Materials | 47 | 1.8K | 1175 | 1370 |
| 171 | Personality Assessment | 10 | 1.8K | 288 | 81 |
| 172 | personality | 9 | 1.7K | 893 | 391 |
| 173 | Homeostasis | 7 | 1.7K | 337 | 323 |
| 173 | Cell metabolism | 7 | 1.7K | 482 | 331 |
| 175 | Otolaryngology | 56 | 1.7K | 73 | 68 |
| 176 | Psychopharmacology | 54 | 1.7K | 336 | 508 |
| 177 | Radiation | 37 | 1.7K | 526 | 291 |
| 178 | Sociology | 39 | 1.6K | 770 | 574 |
| 179 | Electronics | 5 | 1.6K | 3474 | 646 |
| 180 | Obesity | 34 | 1.6K | 647 | 600 |
| 181 | child abuse | 28 | 1.6K | 182 | 142 |
| 182 | Child psychology | 29 | 1.6K | 482 | 443 |
| 183 | General Surgery | 87 | 1.5K | 68 | 69 |
| 184 | Bioinorganic chemistry | 68 | 1.5K | 126 | 167 |
| 185 | Brachytherapy | 39 | 1.5K | 42 | 7 |
| 186 | Oncogenes | 34 | 1.5K | 354 | 538 |
| 187 | Health Policy | 54 | 1.5K | 446 | 473 |
| 188 | DNA polymerases | 11 | 1.5K | 214 | 215 |
| 189 | Biochemical Engineering | 6 | 1.5K | 2907 | 1501 |
| 190 | Genetic therapy | 47 | 1.4K | 208 | 312 |
| 191 | Kidney diseases | 33 | 1.4K | 211 | 172 |
| 192 | human behavior | 35 | 1.4K | 684 | 882 |
| 193 | Medical Anthropology | 28 | 1.4K | 328 | 350 |
| 194 | Neurons | 14 | 1.4K | 360 | 588 |
| 195 | brain mapping | 19 | 1.4K | 240 | 187 |
| 196 | epilepsy | 38 | 1.4K | 158 | 130 |
| 197 | Hospitals | 76 | 1.4K | 67 | 107 |
| 198 | protein | 56 | 1.3K | 161 | 301 |
| 199 | Ecology | 20 | 1.3K | 3419 | 2783 |
| 200 | Post-traumatic stress disorder | 33 | 1.3K | 143 | 150 |
| 201 | cell physiology | 37 | 1.3K | 384 | 595 |
| 202 | Disease | 6 | 1.3K | 205 | 370 |
| 203 | Host-parasite interactions | 22 | 1.3K | 455 | 602 |
| 204 | diseases | 5 | 1.3K | 246 | 380 |
| 205 | Environmental Health | 55 | 1.3K | 1377 | 1995 |
| 206 | family violence | 16 | 1.3K | 119 | 31 |
| 207 | tomography | 48 | 1.3K | 28 | 28 |
| 208 | Microbial Ecology | 15 | 1.3K | 1219 | 968 |
| 209 | carcinogens | 28 | 1.3K | 228 | 241 |
| 210 | Medical innovations | 20 | 1.2K | 299 | 486 |
| 211 | Nephrology | 25 | 1.2K | 170 | 158 |
| 212 | enzymes | 43 | 1.2K | 247 | 348 |
| 213 | behavior therapy | 19 | 1.2K | 327 | 214 |
| 214 | Growth | 19 | 1.2K | 568 | 599 |
| 215 | Medical Ethics | 72 | 1.2K | 92 | 106 |
| 216 | Histology | 29 | 1.1K | 593 | 557 |
| 217 | Gerontology | 48 | 1.1K | 431 | 404 |
| 218 | Developmental Disabilities | 11 | 1.1K | 551 | 313 |
| 219 | Genetic regulation | 29 | 1.1K | 285 | 490 |
| 220 | drug development | 19 | 1.1K | 308 | 481 |
| 221 | Clinical Pharmacology | 29 | 1.1K | 429 | 331 |
| 222 | Cognition | 32 | 1.1K | 525 | 553 |
| 223 | North America | 61 | 1.1K | 77 | 90 |
| 223 | alcoholism | 37 | 1.1K | 415 | 458 |
| 225 | Bioethics | 42 | 1.1K | 118 | 85 |
| 226 | Orthopedic Surgery | 19 | 1.1K | 293 | 163 |
| 227 | Genetic engineering | 21 | 1.0K | 870 | 780 |
| 227 | Reproduction | 29 | 1.0K | 887 | 773 |
| 229 | Pharmacogenetics | 32 | 1.0K | 217 | 323 |
| 230 | Women's health | 38 | 1.0K | 206 | 214 |
| 231 | Chronic diseases | 24 | 996 | 219 | 355 |
| 232 | Gene expression regulation | 26 | 994 | 238 | 368 |
| 233 | Community Psychiatry | 31 | 976 | 210 | 254 |
| 234 | Retina | 6 | 967 | 96 | 122 |
| 234 | eye | 6 | 967 | 118 | 126 |
| 236 | Virulence | 22 | 957 | 420 | 656 |
| 237 | Blood vessels | 39 | 943 | 10 | 27 |
| 238 | Health insurance | 26 | 940 | 100 | 143 |
| 239 | Medical Technology | 39 | 935 | 267 | 356 |
| 239 | Clinical Biochemistry | 55 | 935 | 170 | 331 |
| 241 | Computer Science | 30 | 926 | 491 | 254 |
| 242 | Sexual health | 37 | 914 | 136 | 139 |
| 243 | Mental Health Services | 38 | 911 | 257 | 263 |
| 244 | Chemotherapy | 32 | 905 | 400 | 412 |
| 245 | counseling | 45 | 890 | 249 | 341 |
| 246 | Bioenergetics | 18 | 883 | 305 | 254 |
| 246 | Energy metabolism | 18 | 883 | 256 | 221 |
| 248 | Psychosomatic Medicine | 50 | 880 | 90 | 277 |
| 249 | Family | 24 | 869 | 275 | 215 |
| 250 | Pediatric Hematology | 68 | 867 | 7 | 16 |
| 251 | Quality of life | 27 | 863 | 344 | 439 |
| 252 | health services | 29 | 861 | 234 | 225 |
| 253 | Cardiovascular diseases | 27 | 855 | 573 | 526 |
| 254 | Pollution | 29 | 853 | 2296 | 2850 |
| 255 | Molecular Pharmacology | 14 | 841 | 299 | 252 |
| 256 | Neurosurgery | 22 | 837 | 448 | 394 |
| 257 | industrial hygiene | 11 | 826 | 555 | 111 |
| 258 | mutagens | 14 | 824 | 360 | 333 |
| 259 | Substance Abuse | 29 | 818 | 462 | 432 |
| 260 | Electrophysiology | 51 | 805 | 168 | 225 |
| 261 | gene therapy | 32 | 802 | 254 | 506 |
| 262 | Magnetic Resonance Imaging | 21 | 795 | 150 | 99 |
| 263 | Inflammation | 16 | 789 | 507 | 408 |
| 264 | Bones | 8 | 786 | 713 | 379 |
| 265 | psychotherapy | 26 | 785 | 459 | 518 |
| 266 | Mental Health | 25 | 784 | 508 | 384 |
| 267 | Organ transplantation | 43 | 774 | 45 | 49 |
| 268 | Medical Imaging | 14 | 768 | 164 | 85 |
| 268 | Carcinogenesis | 18 | 768 | 356 | 378 |
| 268 | elder abuse | 13 | 768 | 94 | 34 |
| 271 | Infection control | 37 | 755 | 84 | 130 |
| 272 | Nursing | 34 | 751 | 426 | 351 |
| 273 | occupational health and safety | 6 | 750 | 168 | 28 |
| 274 | environmental pollution | 23 | 730 | 2004 | 2282 |
| 275 | Bioinformatics | 30 | 728 | 621 | 973 |
| 276 | Lymphoma | 134 | 725 | 20 | 25 |
| 276 | Multiple Myeloma | 134 | 725 | 20 | 23 |
| 276 | Child Development | 32 | 725 | 611 | 842 |
| 279 | Criminal psychology | 10 | 723 | 440 | 215 |
| 279 | histological techniques | 13 | 723 | 299 | 264 |
| 281 | Animal Behavior | 10 | 722 | 1257 | 961 |
| 282 | Primary health care | 48 | 721 | 320 | 510 |
| 282 | mammals | 25 | 721 | 279 | 261 |
| 284 | Antigens | 25 | 719 | 245 | 301 |
| 285 | Nuclear Medicine | 22 | 717 | 405 | 412 |
| 286 | Audiology | 14 | 704 | 412 | 252 |
| 287 | Immunogenetics | 29 | 703 | 150 | 211 |
| 288 | Steroids | 17 | 692 | 419 | 329 |
| 289 | Neuroimmunology | 30 | 689 | 142 | 297 |
| 290 | cell membrane | 15 | 678 | 286 | 246 |
| 291 | Asthma | 24 | 672 | 119 | 117 |
| 292 | Vaccines | 24 | 669 | 715 | 801 |
| 293 | calcification | 23 | 668 | 115 | 195 |
| 294 | Learning | 24 | 664 | 431 | 522 |
| 295 | Patient education | 28 | 660 | 137 | 235 |
| 296 | drug addiction | 24 | 658 | 422 | 515 |
| 297 | Speech Disorders | 15 | 646 | 477 | 362 |
| 298 | Health Services Administration | 20 | 638 | 313 | 321 |
| 298 | mycoses | 13 | 638 | 361 | 524 |
| 300 | Thorax | 30 | 633 | 113 | 197 |
| 301 | Molecular structure | 15 | 627 | 1259 | 1039 |
| 302 | vitamin C | 13 | 625 | 91 | 86 |
| 302 | vitamin E | 13 | 625 | 91 | 86 |
| 304 | Psychiatric hospitals | 22 | 624 | 94 | 87 |
| 305 | Geriatric Oncology | 21 | 622 | 141 | 172 |
| 305 | Sports | 58 | 622 | 401 | 739 |
| 307 | locomotion | 25 | 616 | 148 | 193 |
| 307 | posture | 25 | 616 | 148 | 193 |
| 307 | gait | 25 | 616 | 148 | 193 |
| 307 | walking | 25 | 616 | 148 | 193 |
| 311 | Immunochemistry | 17 | 615 | 360 | 267 |
| 312 | Proteome | 19 | 608 | 431 | 621 |
| 313 | Food | 12 | 606 | 1927 | 1430 |
| 314 | Long-Term Care | 26 | 592 | 101 | 257 |
| 314 | Long-term care facilities | 26 | 592 | 101 | 257 |
| 316 | Pediatric Nursing | 29 | 587 | 73 | 80 |
| 317 | Histochemistry | 12 | 574 | 580 | 339 |
| 318 | cloning | 9 | 572 | 417 | 457 |
| 319 | Neuropsychiatry | 13 | 570 | 453 | 373 |
| 319 | traffic safety | 60 | 570 | 12 | 31 |
| 321 | Teratology | 31 | 569 | 41 | 114 |
| 322 | Hemostasis | 35 | 568 | 132 | 239 |
| 323 | Bacterial infections | 11 | 563 | 446 | 572 |
| 324 | software | 17 | 562 | 231 | 282 |
| 325 | Mathematics | 34 | 559 | 2567 | 2086 |
| 326 | Nanotechnology | 14 | 553 | 3103 | 2975 |
| 327 | Cell death | 15 | 546 | 614 | 867 |
| 328 | Ethology | 6 | 541 | 1309 | 988 |
| 329 | Environmental Toxicology | 12 | 537 | 1372 | 1350 |
| 329 | food technology | 11 | 537 | 1562 | 1218 |
| 331 | Psycholinguistics | 15 | 526 | 420 | 441 |
| 332 | Chromosomes | 5 | 523 | 950 | 476 |
| 333 | Medical Laboratory Science | 24 | 517 | 696 | 1075 |
| 333 | Artificial Organs | 36 | 517 | 112 | 164 |
| 335 | Mycology | 18 | 516 | 719 | 800 |
| 336 | Psychoneuroimmunology | 28 | 510 | 138 | 355 |
| 336 | Gastrointestinal diseases | 17 | 510 | 177 | 140 |
| 338 | Cognitive Therapy | 13 | 507 | 258 | 210 |
| 338 | Communication | 13 | 507 | 1045 | 692 |
| 340 | Public Policy | 21 | 502 | 594 | 725 |
| 340 | Molecular cloning | 16 | 502 | 601 | 616 |
| 340 | Speech | 11 | 502 | 466 | 380 |
| 343 | Communication in medicine | 12 | 494 | 243 | 180 |
| 343 | language | 10 | 494 | 399 | 295 |
| 345 | Neurolinguistics | 11 | 493 | 180 | 181 |
| 345 | Statistical models | 18 | 493 | 19 | 18 |
| 347 | Recombinant DNA | 16 | 492 | 660 | 676 |
| 348 | Interferons | 17 | 491 | 32 | 53 |
| 348 | Cytokine | 17 | 491 | 64 | 185 |
| 350 | Research Design | 36 | 490 | 250 | 545 |
| 351 | Social Psychology | 22 | 489 | 809 | 1084 |
| 352 | Endocrine system | 69 | 487 | 42 | 48 |
| 353 | health services accessibility | 22 | 485 | 261 | 310 |
| 353 | Genetic recombination | 14 | 485 | 657 | 622 |
| 353 | chronic disease | 12 | 485 | 141 | 126 |
| 356 | Social Sciences | 21 | 483 | 1515 | 1109 |
| 357 | Anxiety Disorders | 10 | 479 | 277 | 376 |
| 357 | Anxiety | 10 | 479 | 277 | 379 |
| 359 | Mitochondria | 6 | 473 | 196 | 66 |
| 360 | Bioorganic chemistry | 17 | 464 | 1497 | 1646 |
| 361 | Food Microbiology | 8 | 463 | 855 | 759 |
| 362 | Telemedicine | 8 | 460 | 190 | 98 |
| 362 | older people | 40 | 460 | 386 | 484 |
| 364 | Systems Biology | 22 | 459 | 496 | 694 |
| 364 | Metastasis | 6 | 459 | 95 | 142 |
| 366 | Radiotherapy | 37 | 457 | 62 | 72 |
| 367 | cytokines | 16 | 456 | 524 | 658 |
| 368 | Optics | 41 | 443 | 1730 | 2049 |
| 368 | Dementia | 40 | 443 | 425 | 591 |
| 368 | Alzheimer's disease | 40 | 443 | 445 | 653 |
| 371 | Nutrition physiology | 4 | 434 | 789 | 345 |
| 371 | DNA methylation | 4 | 434 | 265 | 133 |
| 373 | Tropical Medicine | 20 | 431 | 700 | 723 |
| 374 | Clinical Psychology | 32 | 429 | 439 | 1003 |
| 374 | Drug design | 14 | 429 | 793 | 864 |
| 376 | Geriatric Psychiatry | 14 | 426 | 521 | 536 |
| 377 | Ethics | 18 | 425 | 316 | 230 |
| 378 | Analytical Chemistry | 15 | 422 | 2735 | 2733 |
| 379 | Proteomics | 14 | 421 | 499 | 690 |
| 380 | Food additives | 12 | 418 | 586 | 641 |
| 381 | Pharmacokinetics | 10 | 415 | 489 | 403 |
| 382 | scientific societies | 18 | 405 | 276 | 358 |
| 383 | sexual behavior | 15 | 397 | 223 | 307 |
| 384 | visualization | 56 | 396 | 198 | 294 |
| 384 | Hormones | 20 | 396 | 525 | 877 |
| 386 | Data Mining | 8 | 394 | 1076 | 891 |
| 387 | drug abuse | 13 | 389 | 282 | 230 |
| 388 | urban health | 11 | 379 | 108 | 113 |
| 388 | Heart Failure | 4 | 379 | 470 | 310 |
| 390 | Smoking | 6 | 376 | 637 | 463 |
| 391 | Pharmacy | 28 | 369 | 734 | 1219 |
| 391 | cell interaction | 14 | 369 | 529 | 733 |
| 393 | Culture | 7 | 360 | 732 | 257 |
| 394 | Education | 33 | 357 | 1312 | 1533 |
| 394 | Community Psychology | 13 | 357 | 225 | 350 |
| 394 | Hippocampus | 4 | 357 | 307 | 226 |
| 397 | Spectrum analysis | 15 | 356 | 2708 | 2808 |
| 398 | data collection | 5 | 346 | 944 | 695 |
| 399 | Depression | 5 | 345 | 287 | 325 |
| 400 | Social work | 14 | 338 | 675 | 518 |
| 401 | Human biology | 9 | 336 | 356 | 218 |
| 402 | infection | 16 | 331 | 832 | 1280 |
| 403 | Botany | 5 | 329 | 3722 | 2809 |
| 404 | Analytical Toxicology | 7 | 326 | 140 | 77 |
| 404 | Professional ethics | 8 | 326 | 90 | 60 |
| 406 | Travel | 20 | 318 | 213 | 284 |
| 406 | prostaglandins | 17 | 318 | 150 | 231 |
| 408 | Criminology | 51 | 317 | 158 | 402 |
| 408 | Nitric oxide | 15 | 317 | 64 | 96 |
| 410 | Organic Chemistry | 14 | 313 | 1993 | 2105 |
| 411 | Europe | 9 | 312 | 2392 | 1748 |
| 412 | Information Systems | 26 | 309 | 291 | 718 |
| 412 | abnormalities | 10 | 309 | 70 | 108 |
| 414 | glycoproteins | 8 | 307 | 267 | 307 |
| 414 | Glycoconjugates | 8 | 307 | 267 | 307 |
| 414 | glycolipids | 8 | 307 | 267 | 307 |
| 417 | Emotions | 7 | 305 | 390 | 427 |
| 418 | sex crimes | 13 | 304 | 249 | 254 |
| 419 | Histocompatibility Testing | 25 | 303 | 109 | 222 |
| 419 | child sexual abuse | 7 | 303 | 43 | 15 |
| 421 | Obstetric Nursing | 14 | 302 | 113 | 92 |
| 422 | System analysis | 21 | 299 | 931 | 1275 |
| 423 | Ergonomics | 18 | 298 | 415 | 460 |
| 424 | Schizophrenia | 10 | 297 | 737 | 876 |
| 425 | Bacteria | 4 | 295 | 359 | 336 |
| 426 | Physical Chemistry | 10 | 294 | 1549 | 1558 |
| 426 | emergency management | 3 | 294 | 1047 | 368 |
| 428 | Environmental Chemistry | 10 | 293 | 1331 | 1756 |
| 428 | pollutants | 10 | 293 | 1154 | 1377 |
| 428 | Environmental pollutants | 10 | 293 | 1453 | 1614 |
| 428 | Aggression | 8 | 293 | 245 | 285 |
| 432 | Infections | 10 | 292 | 765 | 1122 |
| 432 | Brain damage | 10 | 292 | 185 | 229 |
| 434 | rural health | 13 | 291 | 64 | 69 |
| 435 | Astrocytes | 8 | 287 | 315 | 488 |
| 436 | Developmental Genetics | 7 | 286 | 459 | 674 |
| 437 | Autoimmunity | 9 | 285 | 482 | 658 |
| 438 | mutation | 4 | 282 | 677 | 494 |
| 439 | Ethnology | 3 | 281 | 1835 | 570 |
| 440 | Developmental Neurobiology | 5 | 280 | 468 | 235 |
| 441 | Genetic disorders | 10 | 279 | 304 | 356 |
| 442 | Experimental Psychology | 5 | 274 | 477 | 340 |
| 442 | Oligosaccharide | 7 | 274 | 177 | 246 |
| 442 | Carbohydrates | 7 | 274 | 278 | 312 |
| 445 | Autoantibodies | 7 | 270 | 413 | 447 |
| 445 | Autoimmune diseases | 7 | 270 | 466 | 487 |
| 447 | liver | 7 | 266 | 184 | 123 |
| 448 | Antibodies | 9 | 262 | 424 | 465 |
| 449 | Plants | 1 | 258 | 3691 | 1713 |
| 450 | drugs | 9 | 257 | 1593 | 1560 |
| 451 | Engineering Ethics | 3 | 255 | 224 | 67 |
| 452 | risk factors | 5 | 251 | 705 | 524 |
| 453 | Cognitive Behavioral Therapy | 6 | 249 | 146 | 117 |
| 454 | Immunopharmacology | 9 | 247 | 605 | 646 |
| 455 | Radioisotopes | 10 | 245 | 747 | 535 |
| 455 | amino acids | 3 | 245 | 709 | 356 |
| 457 | nursing ethics | 3 | 243 | 248 | 91 |
| 458 | Multiple sclerosis | 17 | 241 | 191 | 210 |
| 459 | Microscopy | 8 | 239 | 1206 | 850 |
| 460 | Emergency Medical Services | 12 | 238 | 349 | 354 |
| 460 | Computer Vision | 3 | 238 | 1375 | 979 |
| 462 | rare diseases | 6 | 232 | 548 | 518 |
| 463 | Pituitary gland | 8 | 231 | 97 | 125 |
| 464 | miniaturization | 7 | 228 | 1452 | 1749 |
| 465 | anesthesia | 15 | 225 | 164 | 139 |
| 466 | Culture techniques | 9 | 217 | 155 | 178 |
| 467 | cardiac catheterization | 21 | 214 | 317 | 545 |
| 468 | Diagnosis | 11 | 211 | 247 | 291 |
| 468 | Adolescent Psychology | 10 | 211 | 474 | 638 |
| 470 | Environmental monitoring | 4 | 208 | 4217 | 3677 |
| 471 | Andrology | 16 | 207 | 237 | 443 |
| 472 | Nonlinear Dynamics | 4 | 205 | 2230 | 1567 |
| 473 | Palliative Care | 18 | 204 | 310 | 565 |
| 474 | Elderly | 32 | 201 | 360 | 486 |
| 474 | Microorganisms | 2 | 201 | 1799 | 1349 |
| 476 | Neuropharmacology | 6 | 200 | 422 | 477 |
| 476 | Parasitic Diseases | 8 | 200 | 1651 | 1845 |
| 478 | Electrophoresis | 9 | 196 | 1145 | 1327 |
| 478 | Chromatography | 8 | 196 | 1169 | 1118 |
| 478 | Freeze-Drying | 11 | 196 | 192 | 217 |
| 478 | Hypothermia | 11 | 196 | 192 | 217 |
| 478 | Freeze Drying | 11 | 196 | 192 | 217 |
| 478 | Teaching | 21 | 196 | 592 | 1008 |
| 478 | Chromatographic analysis | 8 | 196 | 1385 | 1232 |
| 485 | Clinical Trials | 14 | 194 | 222 | 375 |
| 486 | Information Science | 10 | 193 | 1559 | 1972 |
| 487 | Semantics | 6 | 187 | 129 | 104 |
| 487 | Reproductive toxicology | 4 | 187 | 499 | 390 |
| 489 | Echocardiography | 4 | 185 | 72 | 40 |
| 489 | homosexuality | 8 | 185 | 200 | 244 |
| 491 | environmental exposure | 11 | 183 | 1079 | 1741 |
| 492 | Environmental Microbiology | 1 | 180 | 2819 | 1627 |
| 493 | complementary therapies | 17 | 179 | 796 | 1477 |
| 494 | Child welfare | 11 | 178 | 550 | 743 |
| 495 | Pharmacognosy | 5 | 176 | 1722 | 1760 |
| 495 | Family Therapy | 16 | 176 | 275 | 441 |
| 497 | Dental Public Health | 15 | 175 | 56 | 83 |
| 497 | biomedicine | 12 | 175 | 325 | 631 |
| 499 | Language Disorders | 5 | 174 | 773 | 602 |
| 500 | Randomized Controlled Trials | 12 | 173 | 630 | 754 |
| 501 | Music | 7 | 170 | 651 | 444 |
| 502 | Image Processing | 2 | 169 | 2866 | 1692 |
| 502 | Holistic Health | 5 | 169 | 336 | 238 |
| 504 | Hearing Aids | 3 | 168 | 268 | 104 |
| 504 | Statistical physics | 2 | 168 | 4655 | 2756 |
| 504 | collagen | 7 | 168 | 186 | 374 |
| 507 | Maternal health services | 7 | 167 | 257 | 318 |
| 507 | Reproductive health | 4 | 167 | 810 | 609 |
| 507 | pain management | 9 | 167 | 373 | 534 |
| 507 | Birth control | 4 | 167 | 431 | 376 |
| 511 | Probability | 4 | 165 | 601 | 470 |
| 511 | healthcare disparities | 26 | 165 | 86 | 333 |
| 513 | Pediatric Rheumatology | 6 | 164 | 184 | 132 |
| 514 | Anthropology | 6 | 163 | 1406 | 1042 |
| 514 | allied health | 3 | 163 | 272 | 175 |
| 516 | Pharmacogenomics | 4 | 161 | 277 | 293 |
| 516 | Immunohistochemistry | 9 | 161 | 77 | 86 |
| 516 | Fungi | 1 | 161 | 1922 | 1102 |
| 516 | health planning | 9 | 161 | 1422 | 1611 |
| 520 | Comparative Physiology | 4 | 160 | 854 | 727 |
| 520 | Vaccination | 2 | 160 | 415 | 217 |
| 522 | hospice care | 12 | 159 | 225 | 322 |
| 523 | Pharmacy management | 11 | 157 | 140 | 168 |
| 523 | Bone diseases | 5 | 157 | 413 | 624 |
| 525 | Synaptic Transmission | 2 | 155 | 782 | 490 |
| 526 | Electrocardiography | 12 | 154 | 167 | 171 |
| 527 | families | 11 | 153 | 425 | 554 |
| 528 | Population Genetics | 3 | 152 | 1495 | 1437 |
| 529 | Polymers | 7 | 150 | 3818 | 3896 |
| 530 | Molecular Genetics | 5 | 149 | 2020 | 2307 |
| 530 | Lipid metabolism | 8 | 149 | 204 | 504 |
| 530 | Lipid | 8 | 149 | 205 | 505 |
| 530 | biochemical markers | 9 | 149 | 413 | 590 |
| 534 | Cardiovascular Pharmacology | 1 | 148 | 722 | 212 |
| 534 | viral genetics | 3 | 148 | 427 | 682 |
| 536 | humanistic psychology | 7 | 147 | 24 | 31 |
| 537 | Agricultural Chemistry | 5 | 146 | 2273 | 2267 |
| 537 | Autism | 6 | 146 | 576 | 794 |
| 539 | Cybernetics | 3 | 145 | 1589 | 1076 |
| 539 | Kinetics | 3 | 145 | 588 | 309 |
| 541 | Parasitology | 6 | 144 | 2209 | 2170 |
| 541 | Androgens | 11 | 144 | 84 | 277 |
| 543 | Risk Management | 3 | 142 | 852 | 598 |
| 543 | Financial management | 3 | 142 | 589 | 568 |
| 543 | Risk | 3 | 142 | 663 | 541 |
| 543 | nanoscience | 3 | 142 | 3426 | 3073 |
| 543 | Intellectual disability | 8 | 142 | 558 | 703 |
| 548 | Forensic Psychiatry | 4 | 139 | 567 | 428 |
| 548 | Extracellular matrix | 6 | 139 | 198 | 403 |
| 548 | X-rays | 7 | 139 | 458 | 429 |
| 551 | Genetic Counseling | 10 | 138 | 134 | 212 |
| 552 | Antibacterial agents | 2 | 137 | 1160 | 802 |
| 552 | Genes | 8 | 137 | 784 | 1076 |
| 554 | Amyloidosis | 10 | 136 | 57 | 122 |
| 554 | behavior modification | 3 | 136 | 445 | 499 |
| 554 | peptides | 11 | 136 | 408 | 621 |
| 557 | vitamins | 4 | 135 | 104 | 161 |
| 558 | Geriatric Pharmacology | 7 | 133 | 193 | 317 |
| 558 | Hematopoietic stem cell transplantation | 12 | 133 | 137 | 573 |
| 560 | transgenic organisms | 5 | 132 | 166 | 281 |
| 560 | Plant genetic engineering | 5 | 132 | 867 | 1108 |
| 560 | transgenic animals | 5 | 132 | 156 | 269 |
| 560 | Transgenic plants | 5 | 132 | 377 | 545 |
| 560 | Pesticides | 7 | 132 | 430 | 501 |
| 565 | Chemical analysis | 6 | 131 | 1009 | 1163 |
| 565 | Cell communication | 4 | 131 | 830 | 954 |
| 567 | Simulation | 1 | 130 | 517 | 160 |
| 567 | Neural circuitry | 1 | 130 | 3411 | 1950 |
| 567 | theoretical models | 1 | 130 | 517 | 160 |
| 570 | Socioeconomic Factors | 4 | 129 | 768 | 741 |
| 571 | Genetic epidemiology | 12 | 128 | 130 | 321 |
| 571 | Mass Spectrometry | 4 | 128 | 1342 | 1186 |
| 571 | natural products | 3 | 128 | 2115 | 1453 |
| 571 | heredity | 12 | 128 | 295 | 599 |
| 575 | Synapses | 3 | 127 | 337 | 333 |
| 576 | Contraception | 6 | 126 | 481 | 653 |
| 576 | harm reduction | 3 | 126 | 233 | 164 |
| 578 | Peptide | 10 | 125 | 87 | 157 |
| 578 | ethanol | 4 | 125 | 511 | 449 |
| 578 | Consciousness | 4 | 125 | 441 | 424 |
| 581 | voice | 6 | 121 | 369 | 408 |
| 582 | Biomarkers | 8 | 118 | 182 | 291 |
| 582 | Pregnancy | 4 | 118 | 892 | 842 |
| 584 | Cost control | 11 | 117 | 57 | 116 |
| 585 | Molecular ecology | 2 | 116 | 1613 | 1671 |
| 585 | China | 6 | 116 | 2516 | 2686 |
| 585 | Drug discovery | 8 | 116 | 113 | 298 |
| 588 | Patient Safety | 5 | 115 | 51 | 51 |
| 588 | preimplantation genetic diagnosis | 4 | 115 | 491 | 430 |
| 588 | embryo transfer | 4 | 115 | 515 | 452 |
| 591 | Electron Microscopy | 3 | 114 | 491 | 329 |
| 591 | Sexuality | 9 | 114 | 126 | 191 |
| 591 | nuclear magnetic resonance spectroscopy | 7 | 114 | 587 | 630 |
| 591 | Africa | 6 | 114 | 1367 | 1058 |
| 595 | Nuclear Physics | 7 | 112 | 3544 | 3573 |
| 595 | Developmental Toxicology | 2 | 112 | 111 | 83 |
| 595 | teratogens | 2 | 112 | 111 | 83 |
| 598 | Evidence-Based Medicine | 23 | 110 | 299 | 1194 |
| 599 | Drug delivery systems | 5 | 108 | 1381 | 1939 |
| 600 | Molecular Imaging | 5 | 107 | 704 | 953 |
| 600 | polymerization | 6 | 107 | 3448 | 3695 |
| 602 | Mineralogy | 1 | 106 | 2460 | 1304 |
| 602 | Petrology | 1 | 106 | 1475 | 994 |
| 602 | Geochemistry | 1 | 106 | 3416 | 2265 |
| 602 | Melanoma | 3 | 106 | 260 | 307 |
| 602 | crime victims | 7 | 106 | 62 | 93 |
| 602 | eugenics | 3 | 106 | 754 | 613 |
| 608 | Microelectronics | 2 | 105 | 2527 | 2076 |
| 608 | Combinatorial chemistry | 2 | 105 | 1337 | 1165 |
| 610 | Public Health Administration | 9 | 103 | 231 | 269 |
| 610 | Forensic Psychology | 3 | 103 | 469 | 349 |
| 612 | Systems Engineering | 3 | 101 | 2580 | 1733 |
| 612 | Hematopoiesis | 6 | 101 | 24 | 50 |
| 612 | Amyotrophic Lateral Sclerosis | 14 | 101 | 79 | 334 |
| 612 | Frontotemporal lobar degeneration | 14 | 101 | 55 | 223 |
| 612 | Cytoskeleton | 6 | 101 | 181 | 352 |
| 617 | Molecular evolution | 4 | 99 | 1889 | 2277 |
| 617 | Decision making | 5 | 99 | 1341 | 1542 |
| 619 | Psychiatric Nursing | 5 | 98 | 575 | 567 |
| 619 | Eating Disorders | 5 | 98 | 794 | 1044 |
| 619 | RNA | 3 | 98 | 631 | 782 |
| 619 | antibiotics | 4 | 98 | 383 | 427 |
| 623 | monitoring | 7 | 97 | 149 | 212 |
| 624 | Environmental Engineering | 4 | 96 | 4235 | 4639 |
| 624 | sanitation | 4 | 96 | 1673 | 2568 |
| 626 | Developmental Psychology | 1 | 93 | 1957 | 1299 |
| 626 | Alternative Medicine | 10 | 93 | 1117 | 2101 |
| 626 | Mental Health Counseling | 1 | 93 | 239 | 76 |
| 629 | Disease management | 2 | 92 | 198 | 83 |
| 630 | Developmental Immunology | 5 | 91 | 717 | 1057 |
| 630 | Nuclear family | 9 | 91 | 68 | 105 |
| 632 | Radiation Oncology | 4 | 89 | 399 | 501 |
| 633 | Global Health | 17 | 88 | 346 | 1029 |
| 633 | Social support | 5 | 88 | 125 | 217 |
| 633 | Social environment | 5 | 88 | 146 | 246 |
| 636 | Jurisprudence | 9 | 87 | 609 | 889 |
| 637 | Artificial Intelligence | 5 | 86 | 3515 | 3785 |
| 637 | Social behavior | 5 | 86 | 1043 | 1450 |
| 639 | ethnicity | 8 | 85 | 407 | 543 |
| 639 | Endocrine glands | 4 | 85 | 239 | 687 |
| 639 | health and race | 8 | 85 | 122 | 260 |
| 642 | Adoption | 5 | 84 | 60 | 60 |
| 643 | dissociative disorders | 2 | 82 | 155 | 121 |
| 644 | Societies | 7 | 81 | 98 | 103 |
| 644 | transport vesicles | 3 | 81 | 256 | 710 |
| 644 | biological evolution | 3 | 81 | 2606 | 3181 |
| 647 | Educational Psychology | 5 | 79 | 1231 | 1546 |
| 647 | Prisons | 6 | 79 | 212 | 230 |
| 647 | drug interactions | 3 | 79 | 53 | 44 |
| 650 | Occupational Therapy | 6 | 78 | 851 | 831 |
| 651 | Behavioral research | 4 | 77 | 446 | 402 |
| 651 | biological factors | 5 | 77 | 1834 | 2433 |
| 653 | Respiratory system | 6 | 76 | 510 | 951 |
| 653 | Photobiology | 5 | 76 | 1266 | 1736 |
| 653 | child mental health | 5 | 76 | 376 | 494 |
| 656 | Retinal diseases | 9 | 75 | 31 | 19 |
| 656 | Organometallic compounds | 1 | 75 | 2122 | 1397 |
| 658 | Hallucinogens | 2 | 74 | 287 | 248 |
| 659 | Religion and Psychology | 5 | 72 | 373 | 446 |
| 660 | Learning disabilities | 4 | 71 | 790 | 937 |
| 661 | Morphology | 2 | 68 | 1260 | 892 |
| 661 | Cell survival | 2 | 68 | 336 | 399 |
| 661 | molecular chaperones | 2 | 68 | 393 | 400 |
| 664 | Intercultural Communication | 2 | 67 | 534 | 461 |
| 664 | School Psychology | 5 | 67 | 363 | 595 |
| 664 | Cross-Cultural Studies | 2 | 67 | 1009 | 838 |
| 664 | Physical fitness | 5 | 67 | 980 | 1427 |
| 668 | Forensic Pathology | 5 | 66 | 108 | 129 |
| 669 | Human-Computer Interaction | 5 | 65 | 1340 | 1868 |
| 669 | Social Issues | 1 | 65 | 510 | 359 |
| 669 | Yeast | 2 | 65 | 662 | 728 |
| 672 | Social welfare | 3 | 64 | 683 | 654 |
| 673 | Neurotoxicology | 2 | 63 | 901 | 1014 |
| 673 | Industrial Safety | 6 | 63 | 928 | 1474 |
| 673 | Nutritional support | 2 | 63 | 277 | 364 |
| 676 | Cellular senescence | 3 | 62 | 900 | 1426 |
| 676 | color | 4 | 62 | 240 | 277 |
| 678 | Systems Analysis | 2 | 61 | 1631 | 1334 |
| 678 | adolescence | 7 | 61 | 653 | 1301 |
| 680 | Hydrology | 7 | 60 | 2041 | 3144 |
| 681 | women | 6 | 58 | 615 | 760 |
| 682 | Radiation Protection | 4 | 57 | 756 | 577 |
| 682 | radiation monitoring | 4 | 57 | 651 | 545 |
| 682 | Health care reform | 5 | 57 | 46 | 69 |
| 682 | Safety management | 4 | 57 | 559 | 661 |
| 682 | Radiation dosimetry | 4 | 57 | 486 | 419 |
| 682 | drug control | 2 | 57 | 578 | 624 |
| 688 | Marine Biology | 3 | 56 | 3028 | 3488 |
| 689 | probabilities | 5 | 55 | 1164 | 1148 |
| 690 | Pharmaceutical Technology | 3 | 54 | 1822 | 2315 |
| 690 | Neonatology | 2 | 54 | 1046 | 1027 |
| 690 | Public opinion | 6 | 54 | 284 | 648 |
| 690 | ethnic groups | 4 | 54 | 300 | 458 |
| 690 | Community networks | 5 | 54 | 5 | 19 |
| 690 | Flow cytometry | 4 | 54 | 397 | 744 |
| 696 | Food Science | 10 | 53 | 33 | 187 |
| 696 | Surface Chemistry | 4 | 53 | 3879 | 4962 |
| 696 | Colloids | 4 | 53 | 3763 | 5154 |
| 696 | Catholicism | 3 | 53 | 66 | 15 |
| 696 | Electroconvulsive therapy | 3 | 53 | 118 | 143 |
| 696 | Exercise | 7 | 53 | 980 | 1681 |
| 702 | civil rights | 4 | 52 | 361 | 381 |
| 702 | Social policy | 4 | 52 | 1012 | 1198 |
| 702 | Growth factors | 1 | 52 | 674 | 777 |
| 705 | sports injuries | 10 | 51 | 239 | 756 |
| 706 | Environmental Psychology | 1 | 50 | 758 | 730 |
| 706 | mental health policy | 2 | 50 | 317 | 335 |
| 706 | Socialization | 2 | 50 | 711 | 909 |
| 706 | Atherosclerosis | 6 | 50 | 110 | 410 |
| 706 | role | 2 | 50 | 577 | 777 |
| 706 | mathematical concepts | 4 | 50 | 357 | 441 |
| 712 | auditory perception | 1 | 49 | 662 | 516 |
| 712 | Great Lakes | 6 | 49 | 167 | 376 |
| 712 | Suicide | 10 | 49 | 264 | 890 |
| 712 | phototherapy | 9 | 49 | 73 | 173 |
| 716 | Genetic Research | 6 | 48 | 73 | 314 |
| 716 | Medicinal plants | 2 | 48 | 2118 | 2513 |
| 716 | patents | 1 | 48 | 433 | 213 |
| 716 | Neuroplasticity | 2 | 48 | 579 | 720 |
| 716 | neuronal plasticity | 2 | 48 | 484 | 653 |
| 721 | Geology | 3 | 47 | 3543 | 3861 |
| 721 | Photography | 31 | 47 | 556 | 953 |
| 721 | Solid State Physics | 1 | 47 | 5599 | 4396 |
| 721 | Cardiac electrophysiology | 2 | 47 | 387 | 538 |
| 721 | arrhythmia | 2 | 47 | 387 | 538 |
| 721 | Condensed Matter | 1 | 47 | 5046 | 3869 |
| 721 | Phytotherapy | 2 | 47 | 1336 | 1564 |
| 721 | pigments | 3 | 47 | 955 | 1259 |
| 729 | Engineering Mathematics | 3 | 46 | 3057 | 2731 |
| 729 | Numerical Analysis | 4 | 46 | 2419 | 2622 |
| 729 | Positive Psychology | 1 | 46 | 342 | 367 |
| 732 | Risk assessment | 3 | 45 | 728 | 894 |
| 732 | ecological risk assessment | 3 | 45 | 290 | 474 |
| 732 | Health Risk Assessment | 3 | 45 | 539 | 715 |
| 735 | Political Science | 1 | 44 | 3299 | 1774 |
| 735 | Pediatric Endocrinology | 9 | 44 | 140 | 408 |
| 735 | Water pollution | 3 | 44 | 3203 | 4414 |
| 735 | Politics | 1 | 44 | 1390 | 569 |
| 735 | Plastics | 2 | 44 | 2457 | 2302 |
| 735 | Social problems | 1 | 44 | 1230 | 977 |
| 735 | government | 1 | 44 | 1476 | 767 |
| 735 | Evolution | 4 | 44 | 2070 | 3286 |
| 743 | Morphogenesis | 3 | 43 | 43 | 196 |
| 743 | plasticity | 1 | 43 | 617 | 737 |
| 743 | Student Health Services | 1 | 43 | 571 | 447 |
| 743 | Primates | 4 | 43 | 811 | 1147 |
| 747 | patient satisfaction | 6 | 42 | 58 | 89 |
| 747 | Quality Assurance | 2 | 42 | 599 | 573 |
| 749 | Neuroimaging | 6 | 41 | 198 | 458 |
| 749 | Neurotransmitters | 5 | 41 | 521 | 820 |
| 749 | Cardiac rehabilitation | 1 | 41 | 180 | 194 |
| 749 | Molecules | 3 | 41 | 1834 | 1912 |
| 749 | mental processes | 6 | 41 | 236 | 514 |
| 749 | Radiation effects | 3 | 41 | 751 | 1297 |
| 755 | Biopharmaceutics | 4 | 40 | 1301 | 2259 |
| 755 | disabilities | 4 | 40 | 757 | 1299 |
| 755 | Liposomes | 5 | 40 | 430 | 996 |
| 755 | Population | 2 | 40 | 1625 | 1694 |
| 759 | Dietetics | 11 | 39 | 451 | 1228 |
| 759 | child behavior | 7 | 39 | 255 | 756 |
| 761 | Linguistics | 5 | 38 | 1388 | 1634 |
| 761 | Fishery management | 1 | 38 | 1683 | 1333 |
| 761 | Crystallography | 7 | 38 | 1386 | 1767 |
| 761 | DNA repair | 1 | 38 | 674 | 661 |
| 761 | primary prevention | 5 | 38 | 355 | 898 |
| 766 | Nanostructured Materials | 2 | 37 | 4075 | 4669 |
| 767 | dietary supplements | 1 | 36 | 1659 | 1647 |
| 767 | cell movement | 3 | 36 | 265 | 631 |
| 767 | Human physiology | 2 | 36 | 153 | 135 |
| 767 | Familial diseases | 3 | 36 | 273 | 477 |
| 767 | Metals | 2 | 36 | 3146 | 3268 |
| 772 | Peroxisomes | 3 | 35 | 66 | 267 |
| 772 | Youth | 3 | 35 | 743 | 1232 |
| 772 | Nonlinear systems | 1 | 35 | 1190 | 876 |
| 775 | Geography | 1 | 34 | 4258 | 3569 |
| 775 | Organogenesis | 2 | 34 | 41 | 171 |
| 775 | Biofilms | 1 | 34 | 383 | 500 |
| 775 | Feeding and Eating Disorders | 4 | 34 | 875 | 1562 |
| 775 | breastfeeding | 3 | 34 | 641 | 1084 |
| 780 | Symbolic interactionism | 1 | 33 | 231 | 192 |
| 780 | Erectile dysfunction | 2 | 33 | 429 | 534 |
| 780 | consumer behavior | 1 | 33 | 1070 | 1084 |
| 780 | Electrochemistry | 1 | 33 | 5741 | 5034 |
| 780 | Electrochemical Analysis | 1 | 33 | 2610 | 2412 |
| 780 | Vocational guidance | 5 | 33 | 739 | 1469 |
| 780 | Oligosaccharides | 1 | 33 | 589 | 623 |
| 780 | Cannabis | 3 | 33 | 76 | 205 |
| 780 | cannabinoids | 3 | 33 | 71 | 188 |
| 780 | Menopause | 3 | 33 | 384 | 676 |
| 790 | Gender Studies | 3 | 32 | 560 | 849 |
| 790 | Queer Studies | 3 | 32 | 297 | 600 |
| 790 | Social Change | 1 | 32 | 1907 | 2119 |
| 790 | Cardiopulmonary Resuscitation | 2 | 32 | 253 | 157 |
| 790 | cardiac arrest | 2 | 32 | 253 | 157 |
| 790 | Metabolic disorders in children | 6 | 32 | 186 | 410 |
| 796 | monoclonal antibodies | 2 | 31 | 344 | 370 |
| 796 | Congenital heart disease | 4 | 31 | 69 | 70 |
| 796 | Hypertension in pregnancy | 7 | 31 | 186 | 338 |
| 796 | Genetic markers | 1 | 31 | 702 | 646 |
| 796 | Library Science | 6 | 31 | 1002 | 1367 |
| 796 | Immune response | 1 | 31 | 89 | 58 |
| 802 | Environmental Policy | 2 | 30 | 4786 | 6375 |
| 802 | sex differences | 2 | 30 | 221 | 430 |
| 802 | venom | 6 | 30 | 666 | 1572 |
| 802 | Toxins | 6 | 30 | 747 | 1704 |
| 806 | Antiviral agents | 3 | 29 | 440 | 814 |
| 807 | Special Education | 1 | 28 | 1572 | 1146 |
| 807 | Geophysics | 2 | 28 | 4791 | 5574 |
| 807 | Disability Studies | 1 | 28 | 625 | 487 |
| 807 | Water | 2 | 28 | 3489 | 4807 |
| 807 | libraries | 6 | 28 | 578 | 816 |
| 807 | Fisheries | 3 | 28 | 2033 | 2753 |
| 813 | Marine Ecology | 2 | 27 | 1091 | 1408 |
| 813 | ecosystem | 2 | 27 | 1940 | 2922 |
| 813 | brain diseases | 1 | 27 | 33 | 54 |
| 816 | Occupational Health | 6 | 26 | 957 | 2023 |
| 816 | speech therapy | 1 | 26 | 829 | 757 |
| 816 | cosmic rays | 1 | 26 | 1006 | 847 |
| 816 | language therapy | 1 | 26 | 291 | 285 |
| 816 | educational accountability | 2 | 26 | 149 | 216 |
| 821 | Humanities | 5 | 25 | 1659 | 2385 |
| 821 | Opioids | 2 | 25 | 121 | 133 |
| 821 | Electromagnetic fields | 2 | 25 | 480 | 366 |
| 824 | Immunotoxicology | 5 | 24 | 207 | 756 |
| 824 | disease vectors | 3 | 24 | 1205 | 2247 |
| 826 | Industrial Statistics | 1 | 23 | 526 | 338 |
| 826 | Stochastic Processes | 1 | 23 | 1798 | 1530 |
| 826 | Crystallization | 5 | 23 | 469 | 856 |
| 826 | X-ray crystallography | 5 | 23 | 573 | 1024 |
| 826 | Algae | 1 | 23 | 1362 | 1445 |
| 826 | Parasites | 3 | 23 | 2011 | 3132 |
| 832 | Photonics | 3 | 22 | 2015 | 3169 |
| 832 | Ethnic relations | 1 | 22 | 1220 | 898 |
| 832 | Psychoanalysis | 9 | 22 | 206 | 481 |
| 832 | Psychiatric Epidemiology | 1 | 22 | 1120 | 1500 |
| 832 | Developing countries | 2 | 22 | 3749 | 4641 |
| 832 | hygiene | 1 | 22 | 1216 | 1343 |
| 832 | race relations | 1 | 22 | 1080 | 955 |
| 832 | Liquid chromatography | 3 | 22 | 642 | 913 |
| 840 | Cultural diversity | 1 | 21 | 339 | 446 |
| 840 | Respiratory Infections | 2 | 21 | 591 | 968 |
| 840 | Lipid bilayers | 3 | 21 | 519 | 965 |
| 840 | Germany | 1 | 21 | 1605 | 861 |
| 840 | Influenza | 2 | 21 | 469 | 843 |
| 845 | motivation | 1 | 20 | 661 | 786 |
| 845 | Emotion | 1 | 20 | 431 | 560 |
| 845 | Body Image | 1 | 20 | 434 | 638 |
| 845 | extraterrestrial environment | 2 | 20 | 959 | 1286 |
| 849 | Cochlear Implants | 2 | 19 | 163 | 219 |
| 849 | Career development | 2 | 19 | 581 | 831 |
| 849 | drug resistance | 2 | 19 | 1201 | 2078 |
| 849 | Exercise therapy | 2 | 19 | 644 | 869 |
| 853 | occupational diseases | 2 | 18 | 1528 | 2523 |
| 853 | pediatric pharmacology | 5 | 18 | 74 | 157 |
| 853 | Genetic testing | 3 | 18 | 395 | 884 |
| 853 | Nanoparticles | 3 | 18 | 2233 | 3789 |
| 853 | sadness | 3 | 18 | 239 | 600 |
| 853 | Cerebellum | 1 | 18 | 691 | 878 |
| 853 | death | 3 | 18 | 337 | 699 |
| 853 | antisocial personality disorder | 3 | 18 | 239 | 600 |
| 853 | Cerebellar ataxia | 1 | 18 | 691 | 878 |
| 862 | Geographic information systems | 2 | 17 | 1651 | 2241 |
| 862 | Crisis Intervention | 4 | 17 | 134 | 569 |
| 862 | Technology | 3 | 17 | 5454 | 7702 |
| 862 | magnetic resonance | 5 | 17 | 486 | 1102 |
| 866 | chronic fatigue syndrome | 1 | 16 | 138 | 126 |
| 866 | musculoskeletal system | 1 | 16 | 353 | 507 |
| 868 | Materials Science | 1 | 15 | 7586 | 7693 |
| 868 | Industrial Engineering | 1 | 15 | 3503 | 3834 |
| 868 | Economics | 2 | 15 | 5584 | 6102 |
| 868 | Computational Chemistry | 2 | 15 | 1006 | 1573 |
| 868 | Mechatronics | 1 | 15 | 1462 | 1601 |
| 868 | embryonic development | 1 | 15 | 926 | 1227 |
| 868 | Sarcopenia | 1 | 15 | 875 | 1293 |
| 868 | Eastern Europe | 1 | 15 | 2010 | 1505 |
| 868 | exobiology | 1 | 15 | 707 | 925 |
| 868 | society | 1 | 15 | 212 | 248 |
| 868 | Imaging systems | 1 | 15 | 1680 | 1532 |
| 868 | Egypt | 1 | 15 | 1232 | 1595 |
| 868 | Phylogeny | 1 | 15 | 1678 | 2301 |
| 868 | Pancreatic diseases | 8 | 15 | 384 | 979 |
| 882 | Systems Theory | 1 | 14 | 1451 | 1249 |
| 882 | Expert Systems | 1 | 14 | 539 | 614 |
| 882 | feeding behavior | 1 | 14 | 1552 | 2061 |
| 882 | Methodology | 1 | 14 | 1070 | 1123 |
| 886 | Philosophy | 1 | 13 | 2833 | 1779 |
| 886 | Industrial Microbiology | 1 | 13 | 3695 | 4672 |
| 886 | Oral communication | 1 | 13 | 881 | 1042 |
| 886 | Biomolecules | 1 | 13 | 996 | 1469 |
| 886 | chromatin | 1 | 13 | 394 | 694 |
| 886 | disease outbreaks | 2 | 13 | 876 | 1778 |
| 886 | biopolymers | 2 | 13 | 1673 | 2672 |
| 886 | pharmaceutical industry | 2 | 13 | 911 | 1574 |
| 894 | Fluid Mechanics | 2 | 12 | 2388 | 3358 |
| 894 | Tissue Engineering | 1 | 12 | 716 | 1015 |
| 894 | Ornithology | 1 | 12 | 1798 | 1881 |
| 894 | psychopathology | 1 | 12 | 655 | 879 |
| 894 | Invertebrates | 1 | 12 | 1327 | 1693 |
| 894 | Birds | 1 | 12 | 2154 | 2172 |
| 894 | Zoonoses | 1 | 12 | 734 | 1137 |
| 901 | Oral Medicine | 1 | 11 | 1320 | 1562 |
| 901 | Quality Control | 1 | 11 | 3606 | 4355 |
| 901 | Water quality management | 1 | 11 | 3474 | 4119 |
| 901 | Water Microbiology | 1 | 11 | 1106 | 1690 |
| 901 | internet | 2 | 11 | 1801 | 2811 |
| 901 | Military psychology | 2 | 11 | 180 | 365 |
| 907 | Pediatric Neuropsychology | 2 | 10 | 141 | 281 |
| 907 | Marriage | 2 | 10 | 764 | 1455 |
| 907 | Outdoor Education | 1 | 10 | 180 | 231 |
| 907 | cell adhesion molecules | 1 | 10 | 1182 | 1801 |
| 907 | Sound | 1 | 10 | 1780 | 1624 |
| 907 | Adventure education | 1 | 10 | 129 | 186 |
| 907 | Hearing | 2 | 10 | 1034 | 1683 |
| 907 | crime | 1 | 10 | 1218 | 1311 |
| 907 | Marriage counseling | 2 | 10 | 476 | 955 |
| 907 | Stress | 2 | 10 | 414 | 1022 |
| 907 | police | 1 | 10 | 764 | 773 |
| 907 | gastrointestinal tract | 1 | 10 | 708 | 1232 |
| 919 | Dentistry | 1 | 9 | 1548 | 1703 |
| 919 | Emergency Nursing | 1 | 9 | 419 | 597 |
| 919 | Veterinary Immunology | 2 | 9 | 558 | 1149 |
| 919 | War | 1 | 9 | 512 | 681 |
| 919 | intergroup relations | 1 | 9 | 378 | 578 |
| 919 | Aerosols | 1 | 9 | 1179 | 1463 |
| 919 | warfare | 1 | 9 | 634 | 966 |
| 919 | Pacific Islands | 1 | 9 | 808 | 1037 |
| 919 | nucleotides | 1 | 9 | 737 | 794 |
| 919 | refugees | 1 | 9 | 591 | 790 |
| 919 | Asia | 6 | 9 | 2412 | 6144 |
| 919 | Reading | 1 | 9 | 1028 | 1289 |
| 919 | body temperature | 1 | 9 | 1110 | 1589 |
| 919 | masculinity | 1 | 9 | 221 | 369 |
| 919 | weight loss | 1 | 9 | 394 | 610 |
| 919 | aerosol | 1 | 9 | 824 | 1052 |
| 935 | Serology | 2 | 8 | 826 | 1646 |
| 935 | Adult Education | 4 | 8 | 555 | 1367 |
| 935 | Immunohematology | 2 | 8 | 211 | 280 |
| 935 | Biblical Studies | 2 | 8 | 206 | 131 |
| 935 | Simulation Methods | 5 | 8 | 802 | 2598 |
| 935 | Computational Fluid Dynamics | 1 | 8 | 1329 | 1739 |
| 935 | Osteoporosis | 2 | 8 | 616 | 1395 |
| 935 | Bible | 2 | 8 | 418 | 231 |
| 935 | coal | 1 | 8 | 2789 | 3835 |
| 935 | Biodiversity | 1 | 8 | 4190 | 5264 |
| 945 | Mechanical Engineering | 1 | 7 | 4384 | 4769 |
| 945 | Pediatric Gastroenterology | 5 | 7 | 11 | 19 |
| 945 | Fluorescence spectroscopy | 1 | 7 | 630 | 964 |
| 945 | Molecular Spectroscopy | 1 | 7 | 3169 | 4194 |
| 945 | DNS | 2 | 7 | 819 | 1816 |
| 945 | DNA | 2 | 7 | 975 | 2004 |
| 951 | Information Theory | 1 | 6 | 2202 | 2639 |
| 951 | Dialysis | 1 | 6 | 351 | 371 |
| 951 | Kidney transplantation | 1 | 6 | 196 | 287 |
| 951 | Medical Law | 1 | 6 | 91 | 127 |
| 951 | Psychoanalytic theory | 2 | 6 | 88 | 149 |
| 951 | physical therapy techniques | 1 | 6 | 385 | 461 |
| 951 | Integrative Medicine | 1 | 6 | 725 | 963 |
| 951 | Intelligence | 1 | 6 | 497 | 757 |
| 951 | Bipolar Disorder | 1 | 6 | 774 | 1208 |
| 951 | Vascular malformations | 1 | 6 | 53 | 20 |
| 951 | men | 1 | 6 | 695 | 1137 |
| 951 | food industry | 2 | 6 | 1022 | 2171 |
| 963 | Geriatric Nursing | 3 | 5 | 569 | 1598 |
| 963 | Pediatric Ophthalmology | 2 | 5 | 75 | 197 |
| 963 | History of Medicine | 3 | 5 | 630 | 905 |
| 963 | air quality management | 2 | 5 | 842 | 2150 |
| 963 | poverty | 1 | 5 | 1024 | 1703 |
| 963 | Multivariate Analysis | 1 | 5 | 931 | 1293 |
| 963 | Qualitative Research | 1 | 5 | 1019 | 1506 |
| 963 | Entropy | 1 | 5 | 2199 | 2938 |
| 963 | Strabismus | 2 | 5 | 75 | 197 |
| 963 | acupuncture | 2 | 5 | 356 | 639 |
| 963 | indoor air pollution | 2 | 5 | 604 | 1599 |
| 963 | Ventilation | 2 | 5 | 816 | 1894 |
| 963 | Parkinson's disease | 1 | 5 | 541 | 1022 |
| 963 | Cerebrospinal fluid | 1 | 5 | 306 | 594 |
| 963 | Sick building syndrome | 2 | 5 | 604 | 1599 |
| 963 | Epidemics | 1 | 5 | 1171 | 1950 |
| 963 | school psychologists | 1 | 5 | 402 | 709 |
| 963 | Coronary heart disease | 1 | 5 | 613 | 773 |
| 981 | Early Childhood Education | 1 | 4 | 1092 | 1511 |
| 981 | Distance Education | 1 | 4 | 1048 | 1642 |
| 981 | Vocational Education | 1 | 4 | 1078 | 1541 |
| 981 | Counseling Psychology | 2 | 4 | 328 | 830 |
| 981 | Data Science | 1 | 4 | 384 | 228 |
| 981 | Total Quality Management | 2 | 4 | 799 | 1940 |
| 981 | Laser therapy | 4 | 4 | 415 | 1400 |
| 981 | Materials | 2 | 4 | 7514 | 10523 |
| 981 | Animal genetics | 1 | 4 | 1139 | 1740 |
| 981 | Production Management | 1 | 4 | 1951 | 2919 |
| 981 | Multimedia Systems | 2 | 4 | 2422 | 3922 |
| 981 | Malaria | 1 | 4 | 1541 | 2412 |
| 981 | Longevity | 1 | 4 | 461 | 948 |
| 981 | Islamic civilization | 1 | 4 | 316 | 150 |
| 995 | Information Technology | 1 | 3 | 4887 | 6358 |
| 995 | Economic History | 1 | 3 | 6306 | 7278 |
| 995 | Radiopharmaceuticals | 1 | 3 | 876 | 1178 |
| 995 | Computer-Aided Design | 1 | 3 | 2444 | 3425 |
| 995 | Continuing Education | 2 | 3 | 641 | 1314 |
| 995 | dual diagnosis | 1 | 3 | 239 | 439 |