| 1 | Medicine | 1,773 | 106.1K | 149 | 132 |
| 2 | Biochemistry | 1,608 | 73.1K | 215 | 198 |
| 3 | Hematology | 1,373 | 66.9K | 19 | 22 |
| 4 | Biology | 1,831 | 63.5K | 140 | 346 |
| 5 | Science | 678 | 55.5K | 422 | 387 |
| 6 | Neurology | 743 | 46.7K | 207 | 194 |
| 7 | Medical genetics | 243 | 42.4K | 165 | 57 |
| 8 | Pediatrics | 725 | 37.9K | 44 | 45 |
| 9 | Radiobiology | 488 | 34.8K | 13 | 10 |
| 10 | Medical Oncology | 493 | 34.3K | 22 | 13 |
| 11 | Molecular Biology | 662 | 33.7K | 386 | 370 |
| 12 | Research | 629 | 31.6K | 360 | 260 |
| 13 | Microbiology | 474 | 31.3K | 325 | 277 |
| 14 | Cytology | 229 | 29.3K | 357 | 213 |
| 15 | Virology | 224 | 26.2K | 191 | 148 |
| 16 | Cell Biology | 188 | 26.1K | 372 | 229 |
| 17 | Biophysics | 764 | 25.4K | 141 | 159 |
| 18 | Physiology | 586 | 24.9K | 109 | 118 |
| 19 | Physics | 178 | 24.2K | 1321 | 750 |
| 20 | Surgery | 214 | 20.5K | 78 | 78 |
| 21 | Pharmacology | 551 | 20.2K | 213 | 183 |
| 22 | free radicals | 221 | 18.5K | 9 | 5 |
| 23 | Immunology | 299 | 17.5K | 187 | 188 |
| 24 | Immunity | 101 | 17.4K | 182 | 124 |
| 25 | Endocrinology | 266 | 17.4K | 188 | 169 |
| 26 | Cardiovascular system | 204 | 16.4K | 81 | 91 |
| 27 | Hypertension | 278 | 16.2K | 52 | 83 |
| 28 | Natural history | 54 | 16.1K | 597 | 497 |
| 29 | Ophthalmology | 316 | 15.4K | 56 | 43 |
| 30 | Metabolic diseases | 164 | 15.2K | 159 | 121 |
| 31 | Metabolism | 165 | 14.9K | 236 | 153 |
| 32 | Nutrition | 327 | 13.9K | 149 | 156 |
| 33 | Human genetics | 130 | 13.7K | 211 | 307 |
| 34 | Biometrics | 68 | 13.3K | 109 | 24 |
| 35 | Cancer | 240 | 13.2K | 214 | 197 |
| 36 | Neurophysiology | 181 | 13.0K | 245 | 205 |
| 37 | Genetics | 257 | 13.0K | 219 | 266 |
| 38 | Chemistry | 303 | 12.4K | 1066 | 1013 |
| 39 | Dermatology | 343 | 11.6K | 43 | 48 |
| 40 | Developmental Biology | 127 | 10.1K | 183 | 150 |
| 41 | Respiration | 287 | 9.8K | 23 | 45 |
| 42 | Environment | 244 | 9.6K | 328 | 544 |
| 43 | Allergy | 45 | 9.6K | 185 | 90 |
| 44 | Psychiatry | 207 | 9.5K | 319 | 323 |
| 45 | Cognitive neuroscience | 41 | 9.3K | 192 | 62 |
| 46 | Emergency Medicine | 250 | 9.0K | 34 | 19 |
| 47 | Leukemia | 134 | 8.8K | 36 | 54 |
| 48 | Psychology | 185 | 8.4K | 492 | 361 |
| 49 | Hemodynamics | 172 | 8.4K | 9 | 14 |
| 50 | Urology | 301 | 8.2K | 58 | 79 |
| 51 | Medical Physics | 306 | 8.1K | 47 | 69 |
| 52 | Public Health | 249 | 8.1K | 347 | 365 |
| 53 | Medical Microbiology | 115 | 8.0K | 186 | 146 |
| 54 | rehabilitation | 159 | 7.8K | 108 | 73 |
| 55 | Cerebral cortex | 27 | 7.8K | 228 | 35 |
| 56 | Biomedical Engineering | 238 | 7.6K | 292 | 343 |
| 57 | Liver diseases | 58 | 7.6K | 224 | 131 |
| 58 | Behavior | 188 | 7.4K | 223 | 306 |
| 59 | United States | 245 | 7.2K | 330 | 352 |
| 60 | Child | 400 | 7.0K | 38 | 80 |
| 61 | Diagnostic microbiology | 114 | 6.9K | 45 | 74 |
| 62 | Genomics | 182 | 6.8K | 145 | 173 |
| 63 | Toxicology | 182 | 6.7K | 371 | 378 |
| 64 | Parenteral nutrition | 149 | 6.6K | 9 | 43 |
| 65 | Neurochemistry | 118 | 6.3K | 252 | 206 |
| 66 | Brain | 147 | 6.2K | 283 | 275 |
| 67 | Oncology | 136 | 6.0K | 133 | 294 |
| 68 | Physical Therapy | 111 | 6.0K | 79 | 63 |
| 69 | Therapeutics | 114 | 5.9K | 121 | 103 |
| 70 | Transplantation | 111 | 5.8K | 88 | 91 |
| 71 | Neurobiology | 97 | 5.6K | 188 | 197 |
| 72 | drug therapy | 125 | 5.6K | 191 | 142 |
| 73 | Oxidation-reduction | 55 | 5.5K | 41 | 21 |
| 74 | Mental Disorders | 128 | 5.3K | 251 | 298 |
| 75 | Geriatrics | 169 | 5.2K | 214 | 213 |
| 76 | Sports Medicine | 167 | 5.1K | 136 | 166 |
| 77 | Host-parasite interactions | 57 | 5.1K | 137 | 132 |
| 78 | pain | 89 | 4.9K | 112 | 115 |
| 79 | viruses | 120 | 4.9K | 118 | 173 |
| 80 | Pharmaceutical Chemistry | 129 | 4.8K | 386 | 376 |
| 81 | Spine | 69 | 4.8K | 55 | 39 |
| 82 | Clinical Chemistry | 126 | 4.7K | 242 | 246 |
| 83 | health behavior | 130 | 4.6K | 45 | 48 |
| 84 | Psychophysiology | 98 | 4.6K | 422 | 389 |
| 85 | Immune system | 22 | 4.5K | 242 | 164 |
| 86 | Adolescent | 254 | 4.5K | 62 | 116 |
| 87 | arthritis | 98 | 4.5K | 103 | 131 |
| 88 | Obstetrics | 152 | 4.4K | 167 | 172 |
| 89 | Diabetes mellitus | 78 | 4.4K | 237 | 240 |
| 90 | medical education | 236 | 4.3K | 69 | 108 |
| 91 | genome | 116 | 4.2K | 72 | 201 |
| 92 | Diabetes | 68 | 4.1K | 283 | 263 |
| 93 | Neuropsychology | 106 | 4.1K | 242 | 232 |
| 94 | nuclear magnetic resonance | 103 | 4.0K | 72 | 49 |
| 95 | Immunotherapy | 24 | 4.0K | 481 | 210 |
| 96 | Functional Genomics | 106 | 3.9K | 1 | 2 |
| 97 | Biomechanics | 88 | 3.9K | 100 | 112 |
| 98 | Nervous system | 84 | 3.9K | 310 | 309 |
| 99 | Magnetic Resonance Spectroscopy | 96 | 3.9K | 81 | 51 |
| 100 | gene mapping | 48 | 3.9K | 293 | 200 |
| 101 | Critical Care | 78 | 3.8K | 171 | 232 |
| 102 | Critical Care Medicine | 75 | 3.7K | 178 | 234 |
| 103 | Anatomy | 73 | 3.7K | 259 | 221 |
| 104 | Mental illness | 72 | 3.6K | 236 | 271 |
| 105 | Embryology | 56 | 3.4K | 258 | 234 |
| 106 | Digestive system diseases | 103 | 3.4K | 33 | 21 |
| 107 | Radiology | 117 | 3.4K | 69 | 42 |
| 108 | behavioral medicine | 53 | 3.3K | 160 | 146 |
| 109 | Photochemistry | 82 | 3.3K | 71 | 58 |
| 110 | Light | 77 | 3.3K | 43 | 161 |
| 111 | blood transfusion | 98 | 3.2K | 31 | 22 |
| 112 | Health | 119 | 3.2K | 141 | 172 |
| 113 | Antioxidants | 35 | 3.2K | 53 | 49 |
| 114 | nucleic acids | 34 | 3.1K | 428 | 350 |
| 115 | Bioengineering | 59 | 3.1K | 831 | 753 |
| 116 | Oxidative stress | 36 | 3.1K | 54 | 38 |
| 117 | Membranes | 60 | 3.0K | 279 | 267 |
| 118 | Pediatric Dermatology | 142 | 3.0K | 5 | 5 |
| 119 | United Kingdom | 44 | 3.0K | 266 | 194 |
| 120 | Signal Transduction | 41 | 2.9K | 222 | 170 |
| 121 | Diet | 46 | 2.9K | 354 | 305 |
| 122 | Muscles | 85 | 2.8K | 36 | 57 |
| 123 | Neuromuscular diseases | 84 | 2.8K | 27 | 37 |
| 124 | Virulence | 46 | 2.8K | 171 | 200 |
| 125 | Health Education | 108 | 2.7K | 160 | 170 |
| 126 | Diagnostic Imaging | 87 | 2.7K | 174 | 193 |
| 127 | Rheumatology | 86 | 2.7K | 84 | 157 |
| 128 | Cognitive Science | 13 | 2.7K | 642 | 201 |
| 129 | Adolescent Medicine | 56 | 2.6K | 53 | 84 |
| 130 | vascular diseases | 67 | 2.6K | 51 | 94 |
| 131 | Hemophilia | 43 | 2.6K | 42 | 20 |
| 132 | mycoses | 25 | 2.6K | 128 | 99 |
| 133 | Thrombosis | 84 | 2.6K | 82 | 132 |
| 134 | Engineering | 35 | 2.6K | 1191 | 384 |
| 135 | Bacterial infections | 23 | 2.6K | 140 | 111 |
| 136 | preventive medicine | 49 | 2.6K | 167 | 142 |
| 137 | Biotechnology | 43 | 2.5K | 1485 | 1218 |
| 138 | Epidemiology | 99 | 2.5K | 426 | 488 |
| 139 | Microcirculation | 82 | 2.5K | 6 | 10 |
| 140 | Pediatric Neurology | 34 | 2.5K | 193 | 216 |
| 141 | Cell differentiation | 41 | 2.5K | 343 | 363 |
| 142 | Vision | 45 | 2.4K | 113 | 92 |
| 143 | Enteral nutrition | 81 | 2.4K | 21 | 104 |
| 144 | Cytogenetics | 45 | 2.4K | 222 | 255 |
| 145 | Stem cells | 60 | 2.4K | 183 | 203 |
| 146 | Immunopathology | 76 | 2.3K | 118 | 147 |
| 147 | Memory | 80 | 2.3K | 229 | 281 |
| 148 | Pathology | 83 | 2.3K | 298 | 385 |
| 149 | Molecular Microbiology | 23 | 2.2K | 252 | 195 |
| 150 | Analytical Biochemistry | 46 | 2.2K | 200 | 140 |
| 151 | Radiography | 55 | 2.2K | 93 | 146 |
| 152 | Bacteriology | 44 | 2.2K | 387 | 383 |
| 153 | Chromosome mapping | 33 | 2.2K | 359 | 242 |
| 154 | Orthopedics | 61 | 2.2K | 219 | 165 |
| 155 | Clinical Immunology | 53 | 2.2K | 139 | 107 |
| 156 | Health Services Research | 31 | 2.2K | 335 | 173 |
| 157 | Infertility | 46 | 2.1K | 135 | 144 |
| 158 | fertility | 44 | 2.1K | 159 | 159 |
| 159 | Statistics | 73 | 2.1K | 454 | 359 |
| 160 | Lipids | 44 | 2.1K | 175 | 171 |
| 161 | Health promotion | 57 | 2.0K | 141 | 139 |
| 162 | Lung Transplantation | 33 | 2.0K | 76 | 54 |
| 162 | Heart transplantation | 33 | 2.0K | 76 | 54 |
| 164 | Electronics | 14 | 2.0K | 1590 | 544 |
| 165 | violence | 33 | 1.9K | 193 | 110 |
| 166 | Aging | 67 | 1.9K | 427 | 445 |
| 167 | Psychopharmacology | 30 | 1.9K | 369 | 310 |
| 168 | Biocompatible Materials | 54 | 1.9K | 885 | 1022 |
| 169 | proteins | 90 | 1.9K | 164 | 301 |
| 170 | Perception | 74 | 1.9K | 259 | 314 |
| 171 | Homeostasis | 7 | 1.9K | 211 | 197 |
| 171 | Cell metabolism | 7 | 1.9K | 338 | 205 |
| 173 | Visual Perception | 73 | 1.9K | 204 | 248 |
| 174 | Attention | 73 | 1.9K | 213 | 257 |
| 175 | Personality Assessment | 9 | 1.8K | 283 | 75 |
| 176 | personality | 8 | 1.8K | 875 | 371 |
| 177 | Otolaryngology | 61 | 1.8K | 61 | 56 |
| 178 | Sleep Disorders | 47 | 1.7K | 263 | 226 |
| 179 | Medical innovations | 25 | 1.7K | 179 | 245 |
| 180 | Obesity | 34 | 1.7K | 446 | 398 |
| 181 | Sleep | 48 | 1.7K | 257 | 229 |
| 182 | Radiation | 39 | 1.7K | 419 | 218 |
| 183 | Health Policy | 60 | 1.7K | 329 | 320 |
| 184 | Sociology | 38 | 1.7K | 686 | 491 |
| 185 | Oncogenes | 34 | 1.7K | 234 | 316 |
| 186 | Child psychology | 28 | 1.7K | 406 | 346 |
| 187 | Vaccines | 54 | 1.7K | 227 | 233 |
| 188 | DNA polymerases | 14 | 1.7K | 116 | 120 |
| 189 | child abuse | 28 | 1.6K | 164 | 122 |
| 190 | drug development | 26 | 1.6K | 158 | 216 |
| 191 | Disease | 7 | 1.6K | 146 | 219 |
| 192 | Brachytherapy | 32 | 1.6K | 24 | 6 |
| 193 | Bioinorganic chemistry | 64 | 1.5K | 152 | 184 |
| 194 | General Surgery | 77 | 1.5K | 71 | 66 |
| 195 | Ecology | 24 | 1.5K | 2253 | 1834 |
| 196 | Biochemical Engineering | 11 | 1.5K | 1683 | 1100 |
| 197 | diseases | 5 | 1.5K | 189 | 233 |
| 198 | brain mapping | 21 | 1.5K | 169 | 130 |
| 199 | Microbial Ecology | 21 | 1.5K | 723 | 624 |
| 200 | human behavior | 35 | 1.5K | 586 | 702 |
| 201 | Computational Biology | 37 | 1.5K | 530 | 522 |
| 202 | Kidney diseases | 33 | 1.4K | 142 | 121 |
| 203 | Neurons | 13 | 1.4K | 240 | 337 |
| 204 | Medical Anthropology | 27 | 1.4K | 292 | 288 |
| 205 | Post-traumatic stress disorder | 33 | 1.4K | 126 | 121 |
| 206 | Environmental Health | 58 | 1.4K | 1062 | 1379 |
| 207 | epilepsy | 38 | 1.4K | 122 | 102 |
| 207 | Genetic therapy | 46 | 1.4K | 143 | 193 |
| 209 | Histology | 34 | 1.3K | 432 | 389 |
| 209 | family violence | 17 | 1.3K | 102 | 30 |
| 211 | tomography | 48 | 1.3K | 17 | 18 |
| 212 | cell physiology | 34 | 1.3K | 326 | 408 |
| 213 | carcinogens | 28 | 1.3K | 157 | 161 |
| 214 | behavior therapy | 20 | 1.3K | 269 | 173 |
| 215 | Nephrology | 25 | 1.3K | 118 | 111 |
| 216 | enzymes | 43 | 1.2K | 220 | 283 |
| 217 | protein | 60 | 1.2K | 113 | 230 |
| 218 | Growth | 18 | 1.2K | 408 | 395 |
| 219 | Medical Ethics | 85 | 1.2K | 80 | 94 |
| 220 | Developmental Disabilities | 12 | 1.2K | 427 | 233 |
| 221 | Genetic regulation | 30 | 1.2K | 195 | 296 |
| 222 | Cognition | 34 | 1.1K | 465 | 479 |
| 223 | Gerontology | 47 | 1.1K | 341 | 313 |
| 224 | Bioethics | 53 | 1.1K | 95 | 77 |
| 225 | Clinical Pharmacology | 31 | 1.1K | 260 | 208 |
| 226 | alcoholism | 39 | 1.1K | 297 | 338 |
| 227 | Genetic engineering | 22 | 1.1K | 653 | 556 |
| 228 | Women's health | 39 | 1.1K | 162 | 150 |
| 229 | Retina | 6 | 1.1K | 85 | 94 |
| 229 | eye | 6 | 1.1K | 104 | 98 |
| 231 | Reproduction | 28 | 1.1K | 649 | 547 |
| 232 | North America | 50 | 1.0K | 67 | 68 |
| 233 | Gene expression regulation | 26 | 1.0K | 170 | 228 |
| 234 | Sexual health | 35 | 1.0K | 101 | 107 |
| 235 | Pharmacogenetics | 31 | 983 | 148 | 198 |
| 236 | Chronic diseases | 24 | 977 | 157 | 217 |
| 237 | Clinical Biochemistry | 44 | 972 | 136 | 227 |
| 237 | Cardiovascular diseases | 27 | 972 | 442 | 368 |
| 239 | Blood vessels | 41 | 971 | 8 | 24 |
| 240 | Computer Science | 33 | 970 | 375 | 223 |
| 241 | Health insurance | 26 | 969 | 82 | 102 |
| 242 | Medical Technology | 39 | 962 | 201 | 279 |
| 243 | Quality of life | 28 | 955 | 268 | 320 |
| 244 | Primary health care | 51 | 950 | 237 | 307 |
| 245 | Psychosomatic Medicine | 55 | 941 | 68 | 193 |
| 246 | counseling | 48 | 927 | 217 | 279 |
| 247 | Bioenergetics | 19 | 905 | 238 | 219 |
| 247 | Energy metabolism | 19 | 905 | 196 | 196 |
| 249 | Chemotherapy | 31 | 901 | 298 | 289 |
| 250 | Pediatric Hematology | 70 | 900 | 4 | 10 |
| 251 | Family | 25 | 888 | 250 | 203 |
| 252 | health services | 30 | 885 | 182 | 177 |
| 253 | Pollution | 28 | 873 | 1829 | 2078 |
| 254 | Neurosurgery | 23 | 869 | 250 | 252 |
| 255 | gene therapy | 35 | 860 | 175 | 297 |
| 256 | Substance Abuse | 30 | 856 | 343 | 330 |
| 257 | industrial hygiene | 13 | 855 | 326 | 51 |
| 258 | Community Psychiatry | 28 | 850 | 191 | 227 |
| 259 | Molecular Pharmacology | 13 | 843 | 280 | 215 |
| 260 | mutagens | 14 | 837 | 252 | 234 |
| 261 | psychotherapy | 26 | 825 | 375 | 386 |
| 262 | Magnetic Resonance Imaging | 20 | 824 | 94 | 64 |
| 263 | Bones | 8 | 819 | 390 | 251 |
| 264 | Orthopedic Surgery | 10 | 816 | 322 | 123 |
| 265 | Electrophysiology | 49 | 810 | 115 | 156 |
| 266 | Child Development | 32 | 808 | 495 | 610 |
| 266 | Inflammation | 15 | 808 | 362 | 321 |
| 268 | Organ transplantation | 45 | 799 | 34 | 30 |
| 269 | Medical Imaging | 13 | 797 | 103 | 48 |
| 270 | Mental Health | 24 | 795 | 421 | 330 |
| 271 | Mental Health Services | 36 | 794 | 209 | 254 |
| 272 | Antigens | 27 | 790 | 155 | 182 |
| 273 | Neuroimmunology | 25 | 786 | 128 | 219 |
| 274 | elder abuse | 13 | 783 | 82 | 27 |
| 275 | Carcinogenesis | 18 | 779 | 253 | 255 |
| 276 | Food | 16 | 773 | 1315 | 1066 |
| 277 | occupational health and safety | 6 | 760 | 71 | 13 |
| 278 | environmental pollution | 22 | 749 | 1655 | 1762 |
| 279 | Health Services Administration | 21 | 747 | 212 | 180 |
| 280 | Nursing | 28 | 741 | 478 | 325 |
| 281 | Animal Behavior | 10 | 740 | 985 | 691 |
| 282 | Thorax | 34 | 739 | 72 | 116 |
| 283 | Nuclear Medicine | 22 | 733 | 259 | 253 |
| 284 | histological techniques | 13 | 729 | 255 | 215 |
| 285 | Criminal psychology | 10 | 727 | 409 | 202 |
| 286 | Immunogenetics | 30 | 717 | 92 | 130 |
| 287 | Proteome | 22 | 711 | 288 | 388 |
| 288 | Audiology | 14 | 709 | 307 | 187 |
| 289 | cell membrane | 16 | 700 | 216 | 218 |
| 290 | Speech Disorders | 15 | 695 | 409 | 309 |
| 290 | mammals | 24 | 695 | 223 | 208 |
| 292 | Molecular structure | 20 | 694 | 874 | 702 |
| 293 | Patient education | 31 | 692 | 98 | 179 |
| 294 | Lymphoma | 53 | 691 | 11 | 22 |
| 294 | Multiple Myeloma | 53 | 691 | 10 | 15 |
| 294 | Steroids | 16 | 691 | 324 | 239 |
| 297 | Cell death | 16 | 688 | 442 | 526 |
| 298 | Asthma | 24 | 682 | 91 | 88 |
| 298 | calcification | 24 | 682 | 82 | 139 |
| 300 | drug addiction | 24 | 672 | 315 | 367 |
| 301 | Geriatric Oncology | 23 | 665 | 93 | 119 |
| 302 | Learning | 25 | 662 | 378 | 446 |
| 303 | Sports | 37 | 656 | 523 | 633 |
| 304 | Immunochemistry | 20 | 640 | 220 | 200 |
| 305 | vitamin C | 13 | 633 | 68 | 74 |
| 305 | vitamin E | 13 | 633 | 68 | 74 |
| 307 | locomotion | 23 | 626 | 105 | 152 |
| 307 | posture | 23 | 626 | 105 | 152 |
| 307 | gait | 23 | 626 | 105 | 152 |
| 307 | walking | 23 | 626 | 105 | 152 |
| 311 | Bioinformatics | 29 | 625 | 526 | 694 |
| 312 | Hospitals | 37 | 623 | 67 | 79 |
| 313 | Pediatric Nursing | 29 | 622 | 50 | 63 |
| 314 | Nanotechnology | 17 | 614 | 2090 | 2008 |
| 315 | traffic safety | 59 | 611 | 7 | 15 |
| 316 | Psychoneuroimmunology | 23 | 603 | 117 | 243 |
| 317 | Medical Laboratory Science | 27 | 599 | 532 | 821 |
| 317 | cloning | 10 | 599 | 259 | 281 |
| 319 | food technology | 13 | 595 | 1174 | 982 |
| 320 | Long-Term Care | 25 | 591 | 88 | 177 |
| 320 | Long-term care facilities | 25 | 591 | 88 | 177 |
| 322 | Mathematics | 37 | 581 | 2176 | 1799 |
| 323 | Tropical Medicine | 29 | 579 | 371 | 423 |
| 324 | Teratology | 30 | 577 | 32 | 65 |
| 325 | Analytical Chemistry | 20 | 576 | 1766 | 1775 |
| 326 | Psycholinguistics | 15 | 571 | 366 | 371 |
| 327 | software | 17 | 569 | 283 | 311 |
| 328 | Mycology | 19 | 567 | 523 | 559 |
| 329 | Radiotherapy | 41 | 566 | 45 | 45 |
| 329 | Endocrine system | 68 | 566 | 40 | 34 |
| 331 | Ethology | 6 | 556 | 980 | 710 |
| 332 | Histochemistry | 10 | 553 | 512 | 287 |
| 333 | Speech | 11 | 547 | 427 | 334 |
| 334 | Research Design | 38 | 544 | 191 | 397 |
| 335 | Environmental Toxicology | 12 | 543 | 1120 | 991 |
| 336 | Public Policy | 23 | 540 | 481 | 563 |
| 337 | Artificial Organs | 33 | 537 | 97 | 117 |
| 338 | language | 10 | 536 | 385 | 286 |
| 339 | Gastrointestinal diseases | 17 | 535 | 121 | 101 |
| 340 | Neuropsychiatry | 12 | 534 | 321 | 256 |
| 341 | Neurolinguistics | 11 | 532 | 168 | 163 |
| 342 | Systems Biology | 26 | 529 | 372 | 490 |
| 343 | Bioorganic chemistry | 22 | 528 | 1042 | 1157 |
| 344 | health services accessibility | 26 | 526 | 191 | 242 |
| 345 | Communication | 13 | 525 | 941 | 775 |
| 345 | Chromosomes | 5 | 525 | 638 | 333 |
| 347 | Cognitive Therapy | 13 | 520 | 224 | 187 |
| 348 | Social Psychology | 22 | 517 | 739 | 902 |
| 349 | Statistical models | 18 | 516 | 16 | 13 |
| 350 | Anxiety Disorders | 10 | 514 | 218 | 266 |
| 350 | Anxiety | 10 | 514 | 220 | 269 |
| 352 | Communication in medicine | 12 | 512 | 205 | 149 |
| 353 | Molecular cloning | 16 | 511 | 486 | 453 |
| 353 | older people | 40 | 511 | 312 | 361 |
| 355 | Food Microbiology | 9 | 508 | 595 | 550 |
| 355 | Dementia | 35 | 508 | 316 | 336 |
| 355 | Alzheimer's disease | 35 | 508 | 340 | 369 |
| 358 | Social Sciences | 20 | 506 | 1233 | 952 |
| 359 | Recombinant DNA | 16 | 501 | 525 | 493 |
| 360 | Interferons | 17 | 495 | 27 | 40 |
| 360 | Cytokine | 17 | 495 | 59 | 145 |
| 362 | Genetic recombination | 14 | 494 | 533 | 460 |
| 363 | Psychiatric hospitals | 19 | 487 | 74 | 73 |
| 364 | Metastasis | 6 | 485 | 64 | 87 |
| 365 | Mitochondria | 3 | 482 | 244 | 52 |
| 365 | infection | 21 | 482 | 479 | 645 |
| 367 | Telemedicine | 8 | 477 | 120 | 71 |
| 368 | Optics | 49 | 471 | 1151 | 1441 |
| 369 | Parasitology | 17 | 461 | 911 | 804 |
| 370 | chronic disease | 11 | 459 | 110 | 90 |
| 371 | Proteomics | 15 | 455 | 366 | 440 |
| 371 | Hemostasis | 29 | 455 | 121 | 209 |
| 373 | visualization | 56 | 452 | 196 | 311 |
| 374 | cytokines | 15 | 451 | 382 | 485 |
| 375 | DNA methylation | 4 | 445 | 199 | 95 |
| 376 | Nutrition physiology | 5 | 440 | 507 | 269 |
| 377 | Vaccination | 5 | 437 | 132 | 51 |
| 378 | Parasitic Diseases | 17 | 430 | 688 | 740 |
| 379 | Heart Failure | 4 | 421 | 282 | 187 |
| 380 | Food additives | 12 | 420 | 435 | 490 |
| 381 | Data Mining | 8 | 417 | 904 | 629 |
| 381 | scientific societies | 19 | 417 | 174 | 223 |
| 383 | Pharmacokinetics | 10 | 416 | 340 | 321 |
| 384 | Education | 31 | 413 | 1064 | 1216 |
| 384 | drug abuse | 15 | 413 | 197 | 160 |
| 386 | sexual behavior | 15 | 412 | 206 | 261 |
| 387 | Hormones | 20 | 409 | 409 | 549 |
| 388 | urban health | 12 | 398 | 75 | 87 |
| 389 | Pharmacy | 24 | 392 | 638 | 875 |
| 390 | cell interaction | 15 | 391 | 344 | 511 |
| 391 | Smoking | 6 | 380 | 462 | 336 |
| 392 | Culture | 7 | 377 | 677 | 254 |
| 393 | Clinical Psychology | 28 | 376 | 341 | 619 |
| 394 | Organic Chemistry | 19 | 375 | 1363 | 1436 |
| 395 | Ethnology | 6 | 372 | 995 | 360 |
| 396 | Depression | 5 | 368 | 209 | 216 |
| 396 | data collection | 5 | 368 | 760 | 452 |
| 398 | Ethics | 11 | 367 | 389 | 232 |
| 398 | Hippocampus | 4 | 367 | 242 | 166 |
| 400 | Community Psychology | 13 | 366 | 206 | 273 |
| 401 | Spectrum analysis | 15 | 365 | 2033 | 1980 |
| 402 | Brain damage | 11 | 360 | 124 | 135 |
| 403 | Professional ethics | 8 | 348 | 79 | 46 |
| 404 | Histocompatibility Testing | 21 | 347 | 72 | 140 |
| 405 | Botany | 5 | 342 | 2635 | 1912 |
| 406 | Social work | 14 | 340 | 586 | 464 |
| 407 | Human biology | 7 | 338 | 363 | 184 |
| 407 | Emotions | 7 | 338 | 363 | 360 |
| 409 | Travel | 21 | 333 | 154 | 233 |
| 410 | Nitric oxide | 11 | 332 | 36 | 72 |
| 411 | Drug design | 14 | 331 | 570 | 714 |
| 411 | Antibodies | 11 | 331 | 241 | 242 |
| 413 | Information Systems | 26 | 330 | 262 | 565 |
| 413 | Analytical Toxicology | 7 | 330 | 90 | 44 |
| 415 | Europe | 9 | 325 | 1609 | 1158 |
| 416 | risk factors | 5 | 324 | 468 | 295 |
| 417 | Criminology | 51 | 322 | 139 | 356 |
| 417 | Physical Chemistry | 10 | 322 | 1205 | 1081 |
| 419 | System analysis | 21 | 320 | 836 | 1099 |
| 419 | Astrocytes | 8 | 320 | 239 | 319 |
| 419 | prostaglandins | 17 | 320 | 118 | 155 |
| 422 | liver | 7 | 319 | 144 | 68 |
| 423 | abnormalities | 10 | 317 | 45 | 68 |
| 424 | glycoproteins | 10 | 315 | 173 | 213 |
| 424 | Glycoconjugates | 10 | 315 | 173 | 213 |
| 424 | glycolipids | 10 | 315 | 173 | 213 |
| 427 | rural health | 13 | 312 | 52 | 54 |
| 428 | Ergonomics | 19 | 310 | 299 | 368 |
| 429 | child sexual abuse | 7 | 308 | 42 | 16 |
| 429 | Aggression | 8 | 308 | 245 | 256 |
| 431 | Infections | 10 | 306 | 493 | 630 |
| 431 | sex crimes | 11 | 306 | 263 | 253 |
| 433 | Obstetric Nursing | 13 | 305 | 78 | 79 |
| 434 | Experimental Psychology | 5 | 304 | 447 | 302 |
| 434 | Schizophrenia | 10 | 304 | 468 | 559 |
| 436 | Autoimmunity | 11 | 298 | 309 | 422 |
| 437 | Bacteria | 4 | 296 | 248 | 239 |
| 438 | Developmental Genetics | 7 | 292 | 279 | 384 |
| 438 | Environmental Chemistry | 9 | 292 | 1112 | 1293 |
| 438 | pollutants | 9 | 292 | 992 | 1097 |
| 438 | Environmental pollutants | 9 | 292 | 1252 | 1285 |
| 442 | Developmental Neurobiology | 6 | 291 | 317 | 172 |
| 443 | Genetic disorders | 11 | 285 | 192 | 202 |
| 444 | Pharmacognosy | 7 | 284 | 1166 | 1120 |
| 444 | mutation | 4 | 284 | 449 | 332 |
| 446 | Oligosaccharide | 9 | 282 | 110 | 169 |
| 446 | Carbohydrates | 9 | 282 | 179 | 220 |
| 448 | Autoimmune diseases | 8 | 279 | 311 | 346 |
| 449 | Multiple sclerosis | 15 | 278 | 161 | 141 |
| 450 | Engineering Ethics | 3 | 276 | 193 | 58 |
| 451 | Autoantibodies | 7 | 274 | 308 | 321 |
| 452 | Plants | 1 | 269 | 2550 | 1180 |
| 453 | miniaturization | 7 | 268 | 1123 | 1131 |
| 454 | Geriatric Psychiatry | 11 | 263 | 401 | 455 |
| 455 | drugs | 10 | 261 | 1005 | 1007 |
| 456 | nursing ethics | 3 | 259 | 222 | 87 |
| 457 | Immunopharmacology | 9 | 255 | 523 | 528 |
| 458 | Cognitive Behavioral Therapy | 6 | 252 | 83 | 64 |
| 459 | rare diseases | 7 | 251 | 322 | 296 |
| 460 | Computer Vision | 3 | 250 | 1110 | 727 |
| 460 | Microorganisms | 4 | 250 | 813 | 730 |
| 462 | Radioisotopes | 11 | 249 | 483 | 341 |
| 463 | Parasites | 12 | 248 | 714 | 753 |
| 464 | amino acids | 3 | 246 | 562 | 288 |
| 465 | Pituitary gland | 9 | 240 | 67 | 86 |
| 466 | Adolescent Psychology | 9 | 234 | 421 | 484 |
| 467 | natural products | 4 | 233 | 1557 | 879 |
| 468 | Diagnosis | 12 | 230 | 101 | 129 |
| 469 | Environmental monitoring | 4 | 228 | 2976 | 2544 |
| 469 | anesthesia | 16 | 228 | 102 | 100 |
| 471 | Culture techniques | 11 | 227 | 104 | 119 |
| 472 | Microscopy | 6 | 222 | 957 | 597 |
| 472 | RNA | 7 | 222 | 293 | 361 |
| 474 | cardiac catheterization | 21 | 217 | 175 | 253 |
| 475 | Palliative Care | 18 | 214 | 228 | 335 |
| 476 | Andrology | 16 | 213 | 167 | 282 |
| 477 | Teaching | 24 | 210 | 498 | 894 |
| 478 | Clinical Trials | 17 | 209 | 127 | 214 |
| 478 | Fungi | 2 | 209 | 1092 | 721 |
| 480 | Elderly | 32 | 208 | 282 | 360 |
| 481 | Nonlinear Dynamics | 4 | 207 | 1566 | 1138 |
| 482 | Neuropharmacology | 6 | 206 | 355 | 336 |
| 482 | homosexuality | 8 | 206 | 177 | 199 |
| 484 | Information Science | 11 | 204 | 1309 | 1721 |
| 485 | Electrophoresis | 9 | 202 | 884 | 952 |
| 485 | Chromatography | 8 | 202 | 927 | 837 |
| 485 | Chromatographic analysis | 8 | 202 | 1094 | 927 |
| 488 | Environmental Microbiology | 3 | 200 | 1248 | 1072 |
| 489 | Semantics | 6 | 197 | 115 | 81 |
| 490 | environmental exposure | 11 | 196 | 894 | 1314 |
| 491 | Child welfare | 11 | 193 | 465 | 555 |
| 492 | Reproductive toxicology | 4 | 192 | 301 | 254 |
| 493 | healthcare disparities | 26 | 191 | 63 | 232 |
| 494 | Music | 7 | 190 | 537 | 336 |
| 494 | Randomized Controlled Trials | 13 | 190 | 389 | 400 |
| 496 | Dental Public Health | 15 | 189 | 37 | 60 |
| 496 | health planning | 12 | 189 | 1053 | 1188 |
| 498 | Reproductive health | 6 | 186 | 452 | 403 |
| 498 | Echocardiography | 4 | 186 | 54 | 36 |
| 500 | Language Disorders | 5 | 185 | 633 | 487 |
| 500 | Molecular Genetics | 7 | 185 | 1069 | 1303 |
| 500 | Family Therapy | 17 | 185 | 236 | 372 |
| 503 | Pharmacy management | 12 | 183 | 89 | 120 |
| 504 | Pediatric Rheumatology | 6 | 182 | 116 | 91 |
| 504 | Maternal health services | 7 | 182 | 175 | 191 |
| 506 | complementary therapies | 15 | 179 | 516 | 1013 |
| 507 | Image Processing | 2 | 178 | 2308 | 1483 |
| 507 | Bone diseases | 5 | 178 | 296 | 387 |
| 509 | Birth control | 4 | 175 | 328 | 260 |
| 510 | Emergency Medical Services | 9 | 174 | 274 | 287 |
| 510 | biochemical markers | 9 | 174 | 231 | 304 |
| 512 | Antibacterial agents | 3 | 173 | 582 | 451 |
| 512 | Hearing Aids | 3 | 173 | 209 | 79 |
| 514 | collagen | 5 | 171 | 167 | 241 |
| 515 | Statistical physics | 2 | 170 | 3032 | 2000 |
| 516 | hospice care | 12 | 168 | 181 | 238 |
| 516 | Autism | 6 | 168 | 444 | 529 |
| 518 | Probability | 4 | 167 | 476 | 358 |
| 518 | Immunohistochemistry | 9 | 167 | 54 | 50 |
| 520 | Agricultural Chemistry | 5 | 164 | 1609 | 1539 |
| 521 | Pharmacogenomics | 4 | 163 | 201 | 185 |
| 522 | Holistic Health | 3 | 161 | 456 | 193 |
| 522 | families | 12 | 161 | 363 | 448 |
| 524 | Genes | 9 | 159 | 560 | 701 |
| 525 | Synaptic Transmission | 2 | 158 | 517 | 343 |
| 525 | humanistic psychology | 7 | 158 | 24 | 32 |
| 527 | biomedicine | 9 | 156 | 159 | 387 |
| 528 | Freeze-Drying | 10 | 155 | 105 | 203 |
| 528 | Hypothermia | 10 | 155 | 105 | 203 |
| 528 | Freeze Drying | 10 | 155 | 105 | 203 |
| 528 | allied health | 2 | 155 | 351 | 147 |
| 532 | nanoscience | 6 | 153 | 1949 | 2109 |
| 533 | Cardiovascular Pharmacology | 1 | 152 | 438 | 143 |
| 533 | Polymers | 7 | 152 | 2745 | 2666 |
| 533 | Population Genetics | 3 | 152 | 1053 | 950 |
| 533 | viral genetics | 3 | 152 | 245 | 386 |
| 533 | gastrointestinal tract | 4 | 152 | 246 | 346 |
| 538 | Lipid metabolism | 8 | 150 | 165 | 359 |
| 538 | Lipid | 8 | 150 | 165 | 361 |
| 540 | Genetic Counseling | 13 | 148 | 67 | 115 |
| 540 | drug resistance | 9 | 148 | 268 | 493 |
| 542 | Socioeconomic Factors | 4 | 147 | 616 | 541 |
| 542 | Amyloidosis | 10 | 147 | 38 | 76 |
| 542 | Androgens | 11 | 147 | 64 | 179 |
| 545 | Cybernetics | 3 | 146 | 1482 | 1178 |
| 545 | Kinetics | 3 | 146 | 485 | 249 |
| 545 | Intellectual disability | 8 | 146 | 430 | 491 |
| 545 | vitamins | 4 | 146 | 82 | 104 |
| 549 | Anthropology | 4 | 145 | 1274 | 879 |
| 550 | Risk Management | 3 | 144 | 633 | 446 |
| 550 | Financial management | 3 | 144 | 449 | 411 |
| 550 | Risk | 3 | 144 | 493 | 405 |
| 553 | Molecular evolution | 7 | 143 | 848 | 1232 |
| 553 | X-rays | 7 | 143 | 282 | 247 |
| 555 | Combinatorial chemistry | 2 | 142 | 808 | 639 |
| 555 | Extracellular matrix | 4 | 142 | 188 | 261 |
| 557 | Electrocardiography | 9 | 141 | 121 | 120 |
| 558 | Forensic Psychiatry | 4 | 139 | 445 | 324 |
| 559 | Hematopoietic stem cell transplantation | 11 | 138 | 126 | 373 |
| 559 | behavior modification | 3 | 138 | 379 | 396 |
| 561 | Geriatric Pharmacology | 7 | 136 | 146 | 199 |
| 561 | Pesticides | 7 | 136 | 325 | 373 |
| 561 | peptides | 11 | 136 | 274 | 438 |
| 561 | ethanol | 5 | 136 | 342 | 311 |
| 561 | Pregnancy | 4 | 136 | 655 | 531 |
| 566 | transgenic organisms | 5 | 135 | 129 | 180 |
| 566 | Plant genetic engineering | 5 | 135 | 610 | 762 |
| 566 | transgenic animals | 5 | 135 | 125 | 176 |
| 566 | Transgenic plants | 5 | 135 | 273 | 353 |
| 566 | Chemical analysis | 6 | 135 | 767 | 866 |
| 571 | Psychiatric Nursing | 5 | 134 | 499 | 410 |
| 571 | Biomarkers | 8 | 134 | 147 | 214 |
| 573 | Emerging infectious diseases | 3 | 133 | 282 | 238 |
| 573 | Contraception | 6 | 133 | 350 | 396 |
| 575 | harm reduction | 4 | 131 | 132 | 116 |
| 576 | Genetic epidemiology | 12 | 129 | 92 | 185 |
| 576 | heredity | 12 | 129 | 240 | 411 |
| 576 | Synapses | 3 | 129 | 238 | 224 |
| 579 | Mass Spectrometry | 4 | 128 | 935 | 776 |
| 579 | Patient Safety | 6 | 128 | 36 | 33 |
| 579 | Consciousness | 4 | 128 | 420 | 363 |
| 582 | disease vectors | 6 | 126 | 604 | 738 |
| 583 | Peptide | 10 | 125 | 61 | 103 |
| 583 | Cell communication | 3 | 125 | 537 | 604 |
| 585 | preimplantation genetic diagnosis | 5 | 124 | 281 | 286 |
| 585 | embryo transfer | 5 | 124 | 295 | 292 |
| 587 | voice | 6 | 122 | 307 | 302 |
| 587 | Sexuality | 9 | 122 | 106 | 156 |
| 587 | Drug discovery | 8 | 122 | 69 | 167 |
| 590 | Comparative Physiology | 2 | 120 | 883 | 671 |
| 590 | Cost control | 12 | 120 | 37 | 76 |
| 590 | China | 6 | 120 | 1918 | 1964 |
| 593 | Molecular Imaging | 5 | 118 | 418 | 481 |
| 594 | Molecular ecology | 2 | 116 | 1066 | 1080 |
| 595 | Nuclear Physics | 7 | 115 | 2613 | 2600 |
| 595 | Developmental Toxicology | 2 | 115 | 53 | 39 |
| 595 | Electron Microscopy | 3 | 115 | 400 | 265 |
| 595 | teratogens | 2 | 115 | 53 | 39 |
| 599 | nuclear magnetic resonance spectroscopy | 7 | 114 | 473 | 462 |
| 600 | Melanoma | 3 | 111 | 181 | 194 |
| 600 | crime victims | 7 | 111 | 49 | 89 |
| 602 | Malaria | 5 | 109 | 432 | 514 |
| 603 | Disease management | 2 | 108 | 126 | 53 |
| 603 | polymerization | 6 | 108 | 2509 | 2605 |
| 603 | biological evolution | 4 | 108 | 1579 | 1802 |
| 603 | eugenics | 3 | 108 | 497 | 394 |
| 607 | Systems Engineering | 3 | 107 | 2116 | 1664 |
| 608 | Microelectronics | 2 | 106 | 1765 | 1422 |
| 608 | Amyotrophic Lateral Sclerosis | 15 | 106 | 53 | 211 |
| 608 | Frontotemporal lobar degeneration | 15 | 106 | 39 | 140 |
| 611 | Religion and Psychology | 6 | 105 | 289 | 294 |
| 611 | Decision making | 4 | 105 | 1224 | 1149 |
| 613 | Global Health | 20 | 103 | 229 | 698 |
| 613 | Public Health Administration | 9 | 103 | 190 | 210 |
| 613 | Forensic Psychology | 3 | 103 | 384 | 279 |
| 613 | Cytoskeleton | 5 | 103 | 181 | 262 |
| 617 | Artificial Intelligence | 7 | 102 | 2468 | 2839 |
| 617 | Drug delivery systems | 6 | 102 | 1072 | 1461 |
| 619 | Hematopoiesis | 6 | 101 | 12 | 29 |
| 619 | Behavioral research | 4 | 101 | 471 | 299 |
| 619 | Eating Disorders | 6 | 101 | 530 | 699 |
| 619 | Africa | 4 | 101 | 1287 | 873 |
| 623 | pain management | 7 | 100 | 327 | 464 |
| 623 | monitoring | 7 | 100 | 111 | 152 |
| 625 | Nuclear family | 10 | 99 | 53 | 84 |
| 626 | Environmental Engineering | 4 | 97 | 2969 | 3005 |
| 626 | Infection control | 3 | 97 | 287 | 308 |
| 626 | sanitation | 4 | 97 | 1151 | 1590 |
| 629 | Student Health Services | 2 | 95 | 353 | 247 |
| 630 | Radiation Oncology | 4 | 93 | 262 | 301 |
| 630 | Mental Health Counseling | 1 | 93 | 177 | 58 |
| 632 | Hypertension in pregnancy | 8 | 90 | 58 | 93 |
| 632 | Social behavior | 5 | 90 | 873 | 1065 |
| 634 | Social support | 5 | 89 | 88 | 147 |
| 634 | Social environment | 5 | 89 | 90 | 151 |
| 636 | Computational Intelligence | 1 | 88 | 1227 | 520 |
| 637 | Endocrine glands | 4 | 87 | 193 | 420 |
| 638 | Adoption | 5 | 86 | 48 | 55 |
| 639 | Respiratory system | 6 | 83 | 345 | 561 |
| 639 | sports injuries | 15 | 83 | 123 | 435 |
| 641 | biological factors | 5 | 82 | 1471 | 1723 |
| 641 | dissociative disorders | 2 | 82 | 142 | 116 |
| 641 | transport vesicles | 3 | 82 | 197 | 455 |
| 644 | Retinal diseases | 9 | 81 | 29 | 14 |
| 644 | Prisons | 6 | 81 | 187 | 200 |
| 646 | Occupational Therapy | 6 | 80 | 644 | 562 |
| 646 | Educational Psychology | 5 | 80 | 1046 | 1280 |
| 646 | Radio | 4 | 80 | 1164 | 1260 |
| 649 | Social Issues | 1 | 79 | 468 | 297 |
| 649 | drug interactions | 3 | 79 | 47 | 37 |
| 651 | Photobiology | 5 | 77 | 1038 | 1358 |
| 651 | Sound | 3 | 77 | 1033 | 784 |
| 651 | child mental health | 5 | 77 | 333 | 430 |
| 651 | Physical fitness | 5 | 77 | 770 | 1001 |
| 655 | Evidence-Based Medicine | 20 | 76 | 138 | 715 |
| 656 | Evolutionary Genetics | 7 | 75 | 296 | 683 |
| 656 | Molecular Epidemiology | 7 | 75 | 296 | 683 |
| 656 | Hallucinogens | 2 | 75 | 208 | 182 |
| 656 | Organometallic compounds | 1 | 75 | 1797 | 1211 |
| 660 | Intercultural Communication | 2 | 73 | 565 | 442 |
| 660 | Cross-Cultural Studies | 2 | 73 | 924 | 690 |
| 662 | Learning disabilities | 4 | 72 | 661 | 737 |
| 663 | Veterinary Immunology | 3 | 71 | 310 | 328 |
| 663 | Health care reform | 6 | 71 | 35 | 41 |
| 665 | Cell survival | 2 | 70 | 258 | 298 |
| 665 | molecular chaperones | 2 | 70 | 301 | 299 |
| 667 | Ultrasonics | 3 | 69 | 1195 | 1494 |
| 668 | School Psychology | 5 | 68 | 338 | 513 |
| 668 | Morphology | 2 | 68 | 1074 | 716 |
| 668 | auditory perception | 1 | 68 | 691 | 504 |
| 671 | Industrial Safety | 6 | 67 | 781 | 1148 |
| 671 | Forensic Pathology | 5 | 67 | 86 | 111 |
| 671 | Ferroelectricity | 2 | 67 | 1156 | 716 |
| 671 | Ultrasound | 2 | 67 | 822 | 766 |
| 671 | Radio frequency | 2 | 67 | 517 | 464 |
| 676 | Human-Computer Interaction | 5 | 66 | 1155 | 1572 |
| 676 | Social welfare | 3 | 66 | 558 | 514 |
| 676 | Nutritional support | 2 | 66 | 206 | 249 |
| 676 | Exercise | 8 | 66 | 850 | 1299 |
| 680 | Neurotoxicology | 2 | 65 | 691 | 740 |
| 680 | adolescence | 7 | 65 | 556 | 963 |
| 682 | Hydrology | 7 | 64 | 1527 | 2173 |
| 683 | Food Science | 10 | 63 | 34 | 153 |
| 683 | color | 4 | 63 | 188 | 227 |
| 683 | drug control | 3 | 63 | 329 | 391 |
| 686 | Systems Analysis | 2 | 62 | 1392 | 1133 |
| 686 | Signal Processing | 1 | 62 | 2991 | 2336 |
| 686 | Atherosclerosis | 7 | 62 | 72 | 215 |
| 689 | Occupational Health | 10 | 61 | 440 | 913 |
| 689 | Pharmaceutical Technology | 5 | 61 | 1133 | 1600 |
| 691 | Alternative Medicine | 8 | 60 | 784 | 1703 |
| 691 | Evolution | 5 | 60 | 1288 | 1812 |
| 691 | Entomology | 2 | 60 | 2400 | 1803 |
| 694 | Neonatology | 2 | 59 | 692 | 633 |
| 694 | ethnicity | 4 | 59 | 597 | 570 |
| 694 | health and race | 4 | 59 | 141 | 231 |
| 694 | ethnic groups | 4 | 59 | 262 | 374 |
| 694 | ecosystem | 3 | 59 | 1191 | 1553 |
| 694 | Safety management | 4 | 59 | 458 | 502 |
| 694 | women | 6 | 59 | 571 | 656 |
| 701 | Marine Biology | 3 | 58 | 2150 | 2367 |
| 701 | Photography | 39 | 58 | 305 | 422 |
| 701 | civil rights | 4 | 58 | 308 | 340 |
| 701 | Social policy | 4 | 58 | 882 | 970 |
| 701 | Developmental Immunology | 4 | 58 | 479 | 782 |
| 701 | Suicide | 10 | 58 | 224 | 590 |
| 707 | Radiation Protection | 4 | 57 | 506 | 393 |
| 707 | radiation monitoring | 4 | 57 | 439 | 365 |
| 707 | Cardiac electrophysiology | 3 | 57 | 204 | 309 |
| 707 | arrhythmia | 3 | 57 | 204 | 309 |
| 707 | Radiation dosimetry | 4 | 57 | 333 | 284 |
| 712 | probabilities | 5 | 56 | 1066 | 995 |
| 713 | Surface Chemistry | 4 | 55 | 2836 | 3347 |
| 713 | Public opinion | 6 | 55 | 262 | 515 |
| 713 | Colloids | 4 | 55 | 2821 | 3482 |
| 716 | Computer Graphics | 1 | 54 | 2314 | 1693 |
| 716 | Environmental Psychology | 1 | 54 | 670 | 632 |
| 716 | Catholicism | 3 | 54 | 54 | 13 |
| 716 | Electroconvulsive therapy | 3 | 54 | 92 | 113 |
| 716 | primary prevention | 6 | 54 | 222 | 502 |
| 716 | Community networks | 5 | 54 | 5 | 17 |
| 716 | Flow cytometry | 4 | 54 | 274 | 426 |
| 723 | mathematical concepts | 4 | 53 | 330 | 355 |
| 724 | mental health policy | 2 | 52 | 220 | 228 |
| 724 | Socialization | 2 | 52 | 676 | 803 |
| 724 | Great Lakes | 6 | 52 | 121 | 271 |
| 724 | role | 2 | 52 | 559 | 718 |
| 724 | Growth factors | 1 | 52 | 471 | 516 |
| 724 | antibiotics | 3 | 52 | 197 | 299 |
| 730 | Medicinal plants | 3 | 51 | 1315 | 1814 |
| 730 | professional practice | 15 | 51 | 35 | 72 |
| 730 | pigments | 3 | 51 | 878 | 1082 |
| 733 | Genetic Research | 7 | 50 | 52 | 205 |
| 734 | Neuroimaging | 8 | 49 | 141 | 293 |
| 734 | Neurotransmitters | 6 | 49 | 324 | 507 |
| 734 | mental processes | 8 | 49 | 178 | 376 |
| 737 | Engineering Mathematics | 3 | 48 | 1887 | 1710 |
| 737 | Numerical Analysis | 4 | 48 | 2105 | 2125 |
| 739 | Geology | 3 | 47 | 2411 | 2534 |
| 739 | Solid State Physics | 1 | 47 | 3920 | 3149 |
| 739 | Positive Psychology | 1 | 47 | 334 | 326 |
| 739 | Condensed Matter | 1 | 47 | 3156 | 2575 |
| 739 | Phytotherapy | 2 | 47 | 855 | 980 |
| 739 | child behavior | 6 | 47 | 240 | 530 |
| 745 | Pediatric Endocrinology | 9 | 46 | 109 | 266 |
| 745 | Biosensors | 2 | 46 | 1386 | 1867 |
| 745 | Bioelectronics | 2 | 46 | 1249 | 1742 |
| 748 | patient satisfaction | 6 | 45 | 47 | 78 |
| 748 | Risk assessment | 3 | 45 | 619 | 761 |
| 748 | ecological risk assessment | 3 | 45 | 213 | 373 |
| 748 | Plastics | 2 | 45 | 1880 | 1768 |
| 748 | Health Risk Assessment | 3 | 45 | 436 | 590 |
| 748 | Primates | 4 | 45 | 590 | 788 |
| 754 | Political Science | 1 | 44 | 2323 | 1387 |
| 754 | Linguistics | 5 | 44 | 1026 | 1221 |
| 754 | Water pollution | 3 | 44 | 2335 | 2921 |
| 754 | Politics | 1 | 44 | 751 | 451 |
| 754 | Morphogenesis | 3 | 44 | 35 | 159 |
| 754 | plasticity | 1 | 44 | 517 | 595 |
| 754 | Liposomes | 5 | 44 | 415 | 774 |
| 754 | Social problems | 1 | 44 | 978 | 815 |
| 754 | government | 1 | 44 | 815 | 510 |
| 763 | Cardiac rehabilitation | 1 | 43 | 128 | 128 |
| 764 | Biopharmaceutics | 4 | 42 | 860 | 1375 |
| 764 | Quality Assurance | 2 | 42 | 439 | 419 |
| 764 | Biofilms | 1 | 42 | 335 | 353 |
| 764 | Molecules | 3 | 42 | 1466 | 1414 |
| 764 | Phylogeny | 2 | 42 | 1001 | 1275 |
| 769 | Cardiopulmonary Resuscitation | 3 | 41 | 143 | 103 |
| 769 | cardiac arrest | 3 | 41 | 143 | 103 |
| 769 | disabilities | 4 | 41 | 564 | 850 |
| 769 | Radiation effects | 2 | 41 | 803 | 1053 |
| 773 | Dietetics | 7 | 40 | 327 | 640 |
| 773 | Genetic markers | 1 | 40 | 513 | 368 |
| 775 | hygiene | 4 | 39 | 404 | 724 |
| 776 | Fishery management | 1 | 38 | 1188 | 950 |
| 776 | Crystallography | 7 | 38 | 1113 | 1277 |
| 776 | Social Change | 1 | 38 | 1629 | 1750 |
| 776 | DNA repair | 1 | 38 | 460 | 446 |
| 780 | Electrical Engineering | 3 | 37 | 2815 | 2643 |
| 780 | Bioremediation | 1 | 37 | 1467 | 1389 |
| 780 | Biodegradation | 1 | 37 | 1278 | 1248 |
| 780 | Nanostructured Materials | 2 | 37 | 2762 | 3049 |
| 780 | dietary supplements | 1 | 37 | 1412 | 1368 |
| 780 | Respiratory Infections | 4 | 37 | 220 | 405 |
| 780 | Feeding and Eating Disorders | 5 | 37 | 557 | 999 |
| 780 | Human physiology | 2 | 37 | 122 | 111 |
| 780 | Youth | 3 | 37 | 658 | 960 |
| 780 | Influenza | 4 | 37 | 137 | 324 |
| 790 | Gender Studies | 3 | 36 | 529 | 735 |
| 790 | Queer Studies | 3 | 36 | 287 | 507 |
| 790 | Erectile dysfunction | 2 | 36 | 286 | 333 |
| 790 | cell movement | 2 | 36 | 298 | 462 |
| 790 | Cannabis | 3 | 36 | 68 | 161 |
| 790 | Population | 1 | 36 | 1379 | 1201 |
| 790 | cannabinoids | 3 | 36 | 65 | 146 |
| 790 | Familial diseases | 3 | 36 | 152 | 242 |
| 790 | Metals | 2 | 36 | 2140 | 2158 |
| 799 | Geography | 1 | 35 | 2643 | 2282 |
| 799 | Symbolic interactionism | 1 | 35 | 231 | 184 |
| 799 | consumer behavior | 1 | 35 | 973 | 950 |
| 799 | Congenital heart disease | 4 | 35 | 39 | 32 |
| 799 | Organogenesis | 2 | 35 | 40 | 139 |
| 799 | breastfeeding | 4 | 35 | 362 | 705 |
| 799 | Nonlinear systems | 1 | 35 | 993 | 781 |
| 799 | Menopause | 3 | 35 | 280 | 443 |
| 807 | Metabolic disorders in children | 6 | 34 | 144 | 287 |
| 808 | Electrochemistry | 1 | 33 | 3839 | 3325 |
| 808 | Electrochemical Analysis | 1 | 33 | 2112 | 1948 |
| 808 | Oligosaccharides | 1 | 33 | 448 | 431 |
| 811 | Cellular senescence | 1 | 32 | 601 | 880 |
| 811 | Microbiota | 1 | 32 | 197 | 149 |
| 811 | sex differences | 2 | 32 | 179 | 297 |
| 814 | monoclonal antibodies | 2 | 31 | 320 | 363 |
| 814 | Antiviral agents | 3 | 31 | 241 | 424 |
| 814 | Immune response | 1 | 31 | 61 | 44 |
| 817 | Environmental Policy | 2 | 30 | 3366 | 4025 |
| 817 | Egypt | 2 | 30 | 740 | 1049 |
| 817 | venom | 2 | 30 | 889 | 1145 |
| 817 | Toxins | 2 | 30 | 1007 | 1265 |
| 821 | Humanities | 6 | 29 | 1266 | 2032 |
| 821 | Dentistry | 4 | 29 | 610 | 767 |
| 821 | Geophysics | 2 | 29 | 3108 | 3363 |
| 821 | Water | 2 | 29 | 2492 | 3097 |
| 821 | Vocational guidance | 4 | 29 | 759 | 1298 |
| 826 | Special Education | 1 | 28 | 1213 | 930 |
| 826 | Disability Studies | 1 | 28 | 471 | 408 |
| 826 | libraries | 5 | 28 | 393 | 635 |
| 829 | Marine Ecology | 2 | 27 | 878 | 1034 |
| 829 | Peroxisomes | 2 | 27 | 37 | 159 |
| 829 | Detectors | 1 | 27 | 2145 | 2037 |
| 832 | speech therapy | 1 | 26 | 604 | 529 |
| 832 | cosmic rays | 1 | 26 | 682 | 570 |
| 832 | Immunotoxicology | 5 | 26 | 166 | 540 |
| 832 | language therapy | 1 | 26 | 262 | 248 |
| 832 | educational accountability | 2 | 26 | 115 | 164 |
| 837 | Pediatric Gastroenterology | 5 | 25 | 7 | 2 |
| 837 | Electromagnetic fields | 2 | 25 | 510 | 368 |
| 837 | Fisheries | 2 | 25 | 1651 | 1862 |
| 840 | Ethnic relations | 1 | 24 | 1042 | 761 |
| 840 | occupational diseases | 2 | 24 | 866 | 1254 |
| 840 | race relations | 1 | 24 | 952 | 822 |
| 843 | Industrial Statistics | 1 | 23 | 468 | 296 |
| 843 | Stochastic Processes | 1 | 23 | 1439 | 1255 |
| 843 | Crystallization | 5 | 23 | 375 | 594 |
| 843 | Psychoanalysis | 9 | 23 | 150 | 310 |
| 843 | Exercise therapy | 2 | 23 | 605 | 703 |
| 843 | Sarcopenia | 1 | 23 | 620 | 753 |
| 843 | X-ray crystallography | 5 | 23 | 411 | 660 |
| 843 | Algae | 1 | 23 | 1043 | 1074 |
| 843 | Psychiatric Epidemiology | 1 | 23 | 746 | 934 |
| 843 | Developing countries | 2 | 23 | 2606 | 2963 |
| 853 | Photonics | 3 | 22 | 1661 | 2306 |
| 853 | Pediatric Ophthalmology | 4 | 22 | 24 | 57 |
| 853 | Strabismus | 4 | 22 | 24 | 57 |
| 853 | policy making | 1 | 22 | 55 | 66 |
| 853 | security measures | 1 | 22 | 148 | 126 |
| 853 | Lipid bilayers | 3 | 22 | 497 | 777 |
| 853 | Liquid chromatography | 3 | 22 | 506 | 662 |
| 860 | Chemical Engineering | 3 | 21 | 3516 | 4474 |
| 860 | Cultural diversity | 1 | 21 | 307 | 380 |
| 860 | Germany | 1 | 21 | 1136 | 642 |
| 860 | drug evaluation | 4 | 21 | 1033 | 1860 |
| 864 | Oral Medicine | 3 | 20 | 741 | 1050 |
| 864 | Geographic information systems | 2 | 20 | 1353 | 1597 |
| 864 | pediatric pharmacology | 6 | 20 | 42 | 90 |
| 864 | Crisis Intervention | 4 | 20 | 105 | 352 |
| 864 | Nanoparticles | 3 | 20 | 1769 | 2566 |
| 864 | motivation | 1 | 20 | 658 | 738 |
| 864 | Emotion | 1 | 20 | 406 | 522 |
| 864 | Body Image | 1 | 20 | 383 | 529 |
| 864 | extraterrestrial environment | 2 | 20 | 705 | 909 |
| 873 | Cochlear Implants | 2 | 19 | 101 | 146 |
| 873 | Career development | 2 | 19 | 556 | 769 |
| 873 | sadness | 3 | 19 | 230 | 534 |
| 873 | feeding behavior | 2 | 19 | 845 | 1317 |
| 873 | Cerebellum | 1 | 19 | 492 | 572 |
| 873 | death | 3 | 19 | 326 | 628 |
| 873 | antisocial personality disorder | 3 | 19 | 230 | 534 |
| 873 | Cerebellar ataxia | 1 | 19 | 492 | 572 |
| 881 | Genetic testing | 3 | 18 | 304 | 572 |
| 881 | Library Science | 3 | 18 | 930 | 1250 |
| 881 | Japan | 2 | 18 | 2040 | 2389 |
| 881 | phototherapy | 4 | 18 | 65 | 162 |
| 881 | Pancreatic diseases | 4 | 18 | 270 | 544 |
| 886 | Industrial Engineering | 1 | 17 | 2424 | 2577 |
| 886 | drinking water | 3 | 17 | 111 | 295 |
| 886 | musculoskeletal system | 1 | 17 | 263 | 344 |
| 886 | Yeast | 1 | 17 | 665 | 827 |
| 886 | magnetic resonance | 5 | 17 | 407 | 822 |
| 891 | Aerosols | 3 | 16 | 501 | 850 |
| 891 | psychopathology | 2 | 16 | 348 | 547 |
| 891 | chronic fatigue syndrome | 1 | 16 | 107 | 96 |
| 891 | society | 1 | 16 | 197 | 206 |
| 891 | pharmaceutical industry | 2 | 16 | 697 | 1095 |
| 891 | aerosol | 3 | 16 | 373 | 649 |
| 897 | Materials Science | 1 | 15 | 4356 | 4330 |
| 897 | Economics | 3 | 15 | 3495 | 4249 |
| 897 | Computational Chemistry | 2 | 15 | 814 | 1187 |
| 897 | Mechatronics | 1 | 15 | 1413 | 1553 |
| 897 | embryonic development | 1 | 15 | 644 | 822 |
| 897 | Outdoor Education | 1 | 15 | 169 | 204 |
| 897 | Adventure education | 1 | 15 | 120 | 168 |
| 897 | Eastern Europe | 1 | 15 | 1506 | 1252 |
| 897 | exobiology | 1 | 15 | 470 | 591 |
| 897 | Methodology | 1 | 15 | 988 | 962 |
| 897 | chromatin | 2 | 15 | 156 | 412 |
| 897 | Imaging systems | 1 | 15 | 1397 | 1237 |
| 897 | disease outbreaks | 2 | 15 | 537 | 922 |
| 897 | Aquaculture | 2 | 15 | 1552 | 2054 |
| 911 | Systems Theory | 1 | 14 | 813 | 739 |
| 911 | Urban Policy | 1 | 14 | 1390 | 1661 |
| 911 | Tissue Engineering | 1 | 14 | 611 | 748 |
| 911 | Expert Systems | 1 | 14 | 531 | 560 |
| 911 | Hearing | 2 | 14 | 739 | 995 |
| 911 | city planning | 1 | 14 | 2320 | 2447 |
| 911 | Military psychology | 2 | 14 | 129 | 253 |
| 911 | food industry | 3 | 14 | 769 | 1474 |
| 919 | Philosophy | 1 | 13 | 2083 | 1426 |
| 919 | Industrial Microbiology | 1 | 13 | 2562 | 3035 |
| 919 | Ornithology | 1 | 13 | 1290 | 1283 |
| 919 | Oral communication | 1 | 13 | 771 | 876 |
| 919 | Biomolecules | 1 | 13 | 760 | 1046 |
| 919 | biopolymers | 2 | 13 | 1278 | 1839 |
| 919 | Birds | 1 | 13 | 1469 | 1436 |
| 919 | Stress | 2 | 13 | 367 | 777 |
| 919 | Bacterial diseases | 1 | 13 | 514 | 711 |
| 928 | Fluid Mechanics | 2 | 12 | 1652 | 2165 |
| 928 | Quality Control | 1 | 12 | 2490 | 2904 |
| 928 | Water quality management | 1 | 12 | 2490 | 2781 |
| 928 | Water Microbiology | 1 | 12 | 855 | 1173 |
| 928 | Asia | 6 | 12 | 1980 | 3968 |
| 928 | Invertebrates | 1 | 12 | 975 | 1178 |
| 928 | Zoonoses | 1 | 12 | 509 | 738 |
| 935 | Ion channels | 1 | 11 | 215 | 321 |
| 935 | internet | 2 | 11 | 1863 | 2551 |
| 935 | coal | 1 | 11 | 2168 | 2684 |
| 938 | Pediatric Neuropsychology | 2 | 10 | 118 | 247 |
| 938 | Marriage | 2 | 10 | 643 | 1115 |
| 938 | nucleotides | 1 | 10 | 557 | 565 |
| 938 | Communication in politics | 1 | 10 | 519 | 574 |
| 938 | crime | 1 | 10 | 1011 | 1062 |
| 938 | Marriage counseling | 2 | 10 | 382 | 714 |
| 938 | masculinity | 1 | 10 | 206 | 344 |
| 938 | police | 1 | 10 | 613 | 654 |
| 946 | Information Theory | 1 | 9 | 1869 | 2048 |
| 946 | Emergency Nursing | 1 | 9 | 289 | 406 |
| 946 | Serology | 1 | 9 | 860 | 1153 |
| 946 | Immunohematology | 1 | 9 | 127 | 114 |
| 946 | War | 1 | 9 | 394 | 496 |
| 946 | Intelligence | 1 | 9 | 431 | 577 |
| 946 | intergroup relations | 1 | 9 | 366 | 571 |
| 946 | warfare | 1 | 9 | 486 | 690 |
| 946 | Pacific Islands | 1 | 9 | 592 | 723 |
| 946 | Osteoporosis | 2 | 9 | 421 | 806 |
| 946 | refugees | 1 | 9 | 434 | 563 |
| 946 | Reading | 1 | 9 | 919 | 1127 |
| 946 | Cerebrospinal fluid | 1 | 9 | 230 | 364 |
| 946 | body temperature | 1 | 9 | 990 | 1314 |
| 946 | weight loss | 1 | 9 | 258 | 401 |
| 961 | Adult Education | 4 | 8 | 514 | 1213 |
| 961 | Biblical Studies | 2 | 8 | 187 | 120 |
| 961 | Simulation Methods | 5 | 8 | 753 | 2045 |
| 961 | Computational Fluid Dynamics | 1 | 8 | 1009 | 1313 |
| 961 | Bible | 2 | 8 | 387 | 201 |
| 961 | Biodiversity | 1 | 8 | 2833 | 3285 |
| 967 | Mechanical Engineering | 1 | 7 | 3033 | 3252 |
| 967 | Medical Law | 2 | 7 | 46 | 85 |
| 967 | Laser therapy | 4 | 7 | 352 | 938 |
| 967 | Fluorescence spectroscopy | 1 | 7 | 379 | 548 |
| 967 | Molecular Spectroscopy | 1 | 7 | 2375 | 2894 |
| 967 | Vascular malformations | 2 | 7 | 18 | 19 |
| 967 | DNS | 2 | 7 | 597 | 1135 |
| 967 | Jurisprudence | 3 | 7 | 864 | 1520 |
| 967 | Coronary heart disease | 1 | 7 | 399 | 477 |
| 967 | DNA | 2 | 7 | 722 | 1262 |
| 977 | Dialysis | 1 | 6 | 173 | 181 |
| 977 | Kidney transplantation | 1 | 6 | 95 | 138 |
| 977 | Psychoanalytic theory | 2 | 6 | 60 | 95 |
| 977 | physical therapy techniques | 1 | 6 | 232 | 313 |
| 977 | Integrative Medicine | 1 | 6 | 526 | 713 |
| 977 | Bipolar Disorder | 1 | 6 | 477 | 712 |
| 977 | Materials | 3 | 6 | 4154 | 5578 |
| 977 | men | 1 | 6 | 594 | 882 |
| 977 | Parkinson's disease | 1 | 6 | 406 | 648 |
| 986 | Geriatric Nursing | 3 | 5 | 532 | 1231 |
| 986 | air quality management | 2 | 5 | 665 | 1481 |
| 986 | poverty | 1 | 5 | 778 | 1214 |
| 986 | Multivariate Analysis | 1 | 5 | 871 | 1121 |
| 986 | soil microbiology | 1 | 5 | 1911 | 2669 |
| 986 | Qualitative Research | 1 | 5 | 878 | 1208 |
| 986 | Entropy | 1 | 5 | 1891 | 2340 |
| 986 | acupuncture | 2 | 5 | 265 | 452 |
| 986 | indoor air pollution | 2 | 5 | 470 | 1077 |
| 986 | Radio waves | 1 | 5 | 1157 | 1487 |
| 986 | Ventilation | 2 | 5 | 651 | 1282 |
| 986 | Sick building syndrome | 2 | 5 | 470 | 1077 |
| 986 | Epidemics | 1 | 5 | 672 | 1014 |
| 986 | Longevity | 1 | 5 | 344 | 622 |
| 986 | school psychologists | 1 | 5 | 351 | 569 |