| 1 | Medicine | 3,544 | 224.9K | 69 | 63 |
| 2 | Biochemistry | 2,469 | 149.7K | 134 | 86 |
| 3 | Biology | 2,442 | 136.7K | 122 | 220 |
| 4 | Science | 1,558 | 126.5K | 223 | 238 |
| 5 | Molecular Biology | 1,695 | 108.1K | 122 | 140 |
| 6 | Neurology | 1,841 | 108.0K | 79 | 100 |
| 7 | Immunology | 1,476 | 85.0K | 33 | 51 |
| 8 | Physics | 597 | 79.0K | 757 | 412 |
| 9 | Virology | 875 | 76.1K | 42 | 75 |
| 10 | Microbiology | 925 | 62.7K | 177 | 149 |
| 11 | Research | 1,661 | 61.1K | 113 | 129 |
| 12 | Natural history | 158 | 57.4K | 402 | 264 |
| 13 | Cytology | 543 | 50.3K | 193 | 171 |
| 14 | Cell Biology | 498 | 49.0K | 186 | 171 |
| 15 | Human genetics | 212 | 43.3K | 148 | 165 |
| 16 | Pediatrics | 636 | 43.0K | 68 | 45 |
| 17 | Immunity | 257 | 40.0K | 75 | 65 |
| 18 | Biophysics | 953 | 38.4K | 130 | 95 |
| 19 | Obstetrics | 1,287 | 37.5K | 11 | 12 |
| 20 | arthritis | 575 | 37.1K | 7 | 7 |
| 21 | Cancer | 718 | 34.2K | 82 | 106 |
| 22 | viruses | 454 | 33.0K | 25 | 27 |
| 23 | Neurophysiology | 412 | 30.5K | 125 | 117 |
| 24 | Chemistry | 560 | 29.3K | 773 | 675 |
| 25 | Medical genetics | 480 | 28.3K | 90 | 106 |
| 26 | Hematology | 1,311 | 28.2K | 66 | 122 |
| 27 | Public Health | 677 | 27.7K | 143 | 159 |
| 28 | Hypertension | 510 | 26.5K | 17 | 34 |
| 29 | Endocrinology | 484 | 25.9K | 108 | 137 |
| 30 | Cardiovascular system | 315 | 24.0K | 44 | 58 |
| 31 | Geriatrics | 740 | 23.9K | 36 | 48 |
| 32 | Surgery | 207 | 23.8K | 122 | 83 |
| 33 | Obesity | 484 | 23.6K | 23 | 24 |
| 34 | Genetics | 295 | 23.4K | 245 | 229 |
| 35 | Physiology | 511 | 22.8K | 140 | 139 |
| 36 | Rheumatology | 370 | 22.2K | 6 | 10 |
| 37 | Nutrition | 528 | 21.5K | 89 | 103 |
| 38 | United States | 1,018 | 21.5K | 112 | 131 |
| 39 | Medical Microbiology | 251 | 20.6K | 70 | 32 |
| 40 | Allergy | 90 | 19.9K | 110 | 50 |
| 41 | Metabolic diseases | 270 | 19.8K | 128 | 111 |
| 42 | Pharmacology | 491 | 19.8K | 285 | 222 |
| 43 | Pathology | 340 | 19.6K | 52 | 50 |
| 44 | Oncology | 198 | 19.0K | 99 | 78 |
| 45 | Metabolism | 301 | 17.9K | 162 | 156 |
| 46 | Psychiatry | 419 | 17.8K | 224 | 273 |
| 47 | free radicals | 409 | 17.2K | 2 | 11 |
| 48 | Epidemiology | 395 | 17.1K | 130 | 130 |
| 49 | Transplantation | 371 | 17.0K | 23 | 33 |
| 50 | Lung Transplantation | 362 | 16.7K | 11 | 5 |
| 50 | Heart transplantation | 362 | 16.7K | 11 | 5 |
| 52 | Neurochemistry | 242 | 15.3K | 106 | 76 |
| 53 | Genetic therapy | 247 | 15.1K | 15 | 14 |
| 54 | Ophthalmology | 304 | 15.0K | 53 | 41 |
| 55 | Psychology | 414 | 14.8K | 249 | 259 |
| 56 | Dermatology | 211 | 14.7K | 102 | 30 |
| 57 | Brain | 293 | 14.6K | 130 | 133 |
| 58 | Diet | 261 | 14.6K | 62 | 66 |
| 59 | Behavior | 387 | 14.2K | 100 | 149 |
| 60 | Immune system | 81 | 14.0K | 83 | 81 |
| 61 | Neurobiology | 186 | 13.9K | 101 | 91 |
| 62 | Nervous system | 197 | 13.5K | 134 | 123 |
| 63 | Aging | 573 | 13.2K | 42 | 90 |
| 64 | Critical Care | 229 | 13.2K | 44 | 80 |
| 65 | Critical Care Medicine | 219 | 13.0K | 49 | 80 |
| 66 | Immunotherapy | 89 | 12.8K | 157 | 63 |
| 67 | rehabilitation | 302 | 12.5K | 41 | 38 |
| 68 | Diagnostic microbiology | 153 | 12.4K | 38 | 40 |
| 69 | Physical Therapy | 242 | 12.0K | 31 | 26 |
| 70 | Medical Oncology | 393 | 11.7K | 75 | 77 |
| 71 | gene therapy | 198 | 11.5K | 17 | 14 |
| 72 | Diabetes | 176 | 11.3K | 169 | 187 |
| 73 | Diabetes mellitus | 171 | 11.2K | 150 | 175 |
| 74 | Memory | 258 | 11.2K | 70 | 68 |
| 75 | Psychophysiology | 259 | 11.1K | 196 | 224 |
| 76 | Environment | 162 | 10.8K | 545 | 581 |
| 77 | Bacteriology | 155 | 10.5K | 135 | 136 |
| 78 | Clinical Chemistry | 135 | 10.4K | 275 | 110 |
| 79 | Developmental Biology | 153 | 10.3K | 201 | 214 |
| 80 | Pediatric Neurology | 98 | 10.0K | 70 | 82 |
| 81 | Urology | 325 | 10.0K | 73 | 92 |
| 82 | Leukemia | 131 | 9.9K | 77 | 53 |
| 83 | Cell differentiation | 119 | 9.8K | 161 | 176 |
| 84 | Polymers | 192 | 9.6K | 583 | 362 |
| 85 | Biocompatible Materials | 162 | 9.4K | 432 | 400 |
| 86 | Vaccines | 169 | 9.3K | 80 | 45 |
| 87 | preventive medicine | 216 | 8.8K | 29 | 48 |
| 88 | United Kingdom | 130 | 8.7K | 94 | 55 |
| 89 | drug therapy | 176 | 8.7K | 164 | 101 |
| 90 | Therapeutics | 153 | 8.5K | 95 | 91 |
| 91 | Gerontology | 474 | 8.5K | 32 | 45 |
| 92 | Child | 333 | 8.4K | 62 | 73 |
| 93 | Health | 269 | 8.3K | 55 | 70 |
| 94 | Toxicology | 217 | 8.1K | 383 | 368 |
| 95 | Mental Disorders | 150 | 7.9K | 311 | 307 |
| 96 | Attention | 239 | 7.9K | 70 | 68 |
| 97 | Perception | 242 | 7.8K | 85 | 90 |
| 98 | Virulence | 80 | 7.8K | 96 | 75 |
| 99 | Visual Perception | 233 | 7.6K | 64 | 67 |
| 100 | Neurons | 37 | 7.5K | 157 | 158 |
| 101 | Health promotion | 243 | 7.5K | 33 | 61 |
| 102 | Pharmaceutical Chemistry | 153 | 7.4K | 448 | 339 |
| 103 | Cytogenetics | 93 | 7.4K | 150 | 165 |
| 104 | Radiobiology | 337 | 7.3K | 74 | 91 |
| 105 | Genomics | 158 | 7.3K | 232 | 201 |
| 106 | Oxidation-reduction | 113 | 7.2K | 11 | 14 |
| 107 | Mental illness | 106 | 7.2K | 209 | 179 |
| 108 | Hemodynamics | 148 | 7.0K | 10 | 17 |
| 109 | Host-parasite interactions | 73 | 7.0K | 125 | 114 |
| 110 | Sociology | 152 | 7.0K | 241 | 187 |
| 111 | pain | 142 | 6.9K | 73 | 101 |
| 112 | Anatomy | 108 | 6.8K | 205 | 161 |
| 113 | Embryology | 76 | 6.7K | 253 | 177 |
| 114 | Biotechnology | 153 | 6.7K | 808 | 854 |
| 115 | Respiration | 119 | 6.6K | 106 | 86 |
| 116 | Kidney diseases | 180 | 6.6K | 22 | 22 |
| 117 | Materials | 166 | 6.6K | 1012 | 926 |
| 118 | diseases | 13 | 6.5K | 85 | 62 |
| 119 | genome | 75 | 6.4K | 176 | 209 |
| 120 | Radiology | 158 | 6.2K | 50 | 23 |
| 121 | Vision | 65 | 6.2K | 76 | 31 |
| 122 | polymerization | 133 | 6.2K | 610 | 414 |
| 123 | Immunopathology | 163 | 6.1K | 34 | 40 |
| 124 | Nephrology | 157 | 6.1K | 21 | 20 |
| 125 | Neuropsychology | 175 | 6.1K | 131 | 163 |
| 126 | cell physiology | 96 | 5.9K | 142 | 158 |
| 127 | fertility | 127 | 5.9K | 82 | 62 |
| 128 | Lipids | 100 | 5.9K | 48 | 44 |
| 129 | Infertility | 128 | 5.9K | 78 | 62 |
| 130 | Oncogenes | 88 | 5.8K | 111 | 146 |
| 131 | health behavior | 205 | 5.7K | 27 | 35 |
| 132 | Liver diseases | 80 | 5.6K | 225 | 244 |
| 133 | Radiography | 116 | 5.6K | 36 | 29 |
| 134 | human behavior | 97 | 5.6K | 278 | 279 |
| 135 | Oxidative stress | 96 | 5.5K | 33 | 23 |
| 136 | Genetic engineering | 90 | 5.5K | 162 | 130 |
| 137 | Pharmacogenetics | 108 | 5.4K | 31 | 36 |
| 138 | proteins | 140 | 5.3K | 112 | 141 |
| 139 | Ecology | 118 | 5.3K | 1106 | 1216 |
| 140 | Environmental Health | 139 | 5.2K | 642 | 742 |
| 141 | Bioinformatics | 100 | 5.1K | 184 | 251 |
| 142 | Chemotherapy | 106 | 5.1K | 72 | 39 |
| 143 | Growth | 41 | 5.1K | 287 | 210 |
| 144 | Adolescent | 188 | 5.0K | 110 | 105 |
| 145 | Astrocytes | 53 | 4.8K | 15 | 13 |
| 146 | Genetic regulation | 53 | 4.6K | 142 | 155 |
| 147 | Medical Anthropology | 93 | 4.5K | 107 | 128 |
| 148 | Bioengineering | 81 | 4.5K | 767 | 772 |
| 149 | Women's health | 180 | 4.5K | 23 | 29 |
| 150 | Disease | 14 | 4.5K | 60 | 91 |
| 151 | nucleic acids | 84 | 4.5K | 246 | 391 |
| 152 | carcinogens | 54 | 4.5K | 97 | 47 |
| 153 | protein | 81 | 4.4K | 106 | 98 |
| 154 | Health Education | 210 | 4.3K | 64 | 111 |
| 155 | histological techniques | 85 | 4.3K | 11 | 19 |
| 156 | epilepsy | 118 | 4.3K | 25 | 19 |
| 157 | Computational Biology | 90 | 4.2K | 319 | 380 |
| 158 | Homeostasis | 14 | 4.2K | 191 | 122 |
| 158 | Cell metabolism | 14 | 4.2K | 258 | 124 |
| 160 | older people | 414 | 4.1K | 32 | 51 |
| 161 | Research Design | 132 | 4.0K | 44 | 96 |
| 162 | Nursing | 180 | 4.0K | 58 | 55 |
| 163 | Molecular structure | 58 | 3.9K | 368 | 228 |
| 164 | Immunogenetics | 74 | 3.9K | 30 | 26 |
| 165 | Membranes | 107 | 3.9K | 156 | 228 |
| 166 | behavioral medicine | 117 | 3.9K | 64 | 130 |
| 167 | Biochemical Engineering | 37 | 3.8K | 966 | 740 |
| 168 | Adolescent Medicine | 71 | 3.8K | 55 | 70 |
| 169 | Psychopharmacology | 92 | 3.8K | 198 | 242 |
| 170 | Microbial Ecology | 66 | 3.8K | 401 | 446 |
| 171 | Food | 54 | 3.8K | 611 | 312 |
| 172 | Child psychology | 63 | 3.8K | 268 | 251 |
| 173 | drug development | 48 | 3.8K | 102 | 131 |
| 174 | Carcinogenesis | 49 | 3.8K | 120 | 49 |
| 175 | Clinical Trials | 120 | 3.7K | 15 | 19 |
| 176 | Biomedical Engineering | 157 | 3.7K | 480 | 637 |
| 177 | Signal Transduction | 71 | 3.7K | 101 | 130 |
| 178 | alcoholism | 111 | 3.7K | 143 | 156 |
| 179 | Muscles | 114 | 3.7K | 19 | 48 |
| 180 | gene mapping | 73 | 3.7K | 251 | 295 |
| 181 | Hormones | 89 | 3.6K | 77 | 98 |
| 182 | Child Development | 99 | 3.6K | 236 | 266 |
| 183 | management | 73 | 3.6K | 597 | 560 |
| 184 | Medical Physics | 159 | 3.6K | 134 | 171 |
| 185 | collagen | 52 | 3.6K | 12 | 8 |
| 186 | Medical innovations | 37 | 3.5K | 130 | 152 |
| 187 | Neuromuscular diseases | 105 | 3.5K | 20 | 33 |
| 188 | mutagens | 35 | 3.5K | 144 | 55 |
| 189 | Chromosome mapping | 66 | 3.5K | 233 | 208 |
| 190 | Molecular Microbiology | 57 | 3.5K | 114 | 163 |
| 191 | General Surgery | 163 | 3.4K | 16 | 20 |
| 191 | Analytical Biochemistry | 74 | 3.4K | 112 | 110 |
| 193 | Optics | 126 | 3.4K | 772 | 577 |
| 194 | Learning | 38 | 3.4K | 285 | 146 |
| 195 | Statistics | 90 | 3.3K | 411 | 302 |
| 196 | Clinical Immunology | 102 | 3.2K | 74 | 67 |
| 197 | Stem cells | 64 | 3.2K | 243 | 209 |
| 198 | Cell death | 55 | 3.2K | 167 | 256 |
| 199 | Contraception | 74 | 3.1K | 44 | 29 |
| 200 | Thorax | 106 | 3.1K | 29 | 35 |
| 201 | Sleep | 100 | 3.1K | 179 | 217 |
| 202 | Mathematics | 207 | 3.1K | 855 | 726 |
| 203 | Social Psychology | 92 | 3.1K | 294 | 359 |
| 204 | Sleep Disorders | 102 | 3.1K | 175 | 207 |
| 205 | Immunochemistry | 93 | 3.1K | 30 | 18 |
| 206 | Heart Failure | 62 | 3.0K | 50 | 41 |
| 207 | Recombinant DNA | 66 | 3.0K | 114 | 94 |
| 208 | Extracellular matrix | 40 | 3.0K | 18 | 13 |
| 209 | Animal Behavior | 34 | 3.0K | 567 | 355 |
| 210 | Phonetics | 20 | 3.0K | 74 | 6 |
| 211 | Schizophrenia | 88 | 3.0K | 130 | 162 |
| 212 | Sports Medicine | 188 | 3.0K | 134 | 326 |
| 213 | Molecular cloning | 61 | 3.0K | 116 | 86 |
| 214 | Genetic recombination | 60 | 2.9K | 113 | 85 |
| 215 | Chronic diseases | 28 | 2.9K | 182 | 138 |
| 216 | Histochemistry | 72 | 2.9K | 78 | 47 |
| 217 | Composite Materials | 83 | 2.9K | 411 | 472 |
| 218 | Nanotechnology | 86 | 2.8K | 1125 | 1297 |
| 219 | Gene expression regulation | 37 | 2.8K | 161 | 180 |
| 220 | marketing | 58 | 2.8K | 287 | 300 |
| 221 | medical education | 137 | 2.8K | 151 | 201 |
| 222 | Ethology | 27 | 2.7K | 498 | 310 |
| 223 | Digestive system diseases | 60 | 2.7K | 109 | 44 |
| 224 | Clinical Biochemistry | 77 | 2.7K | 115 | 82 |
| 225 | Medical Laboratory Science | 77 | 2.7K | 176 | 230 |
| 226 | Histology | 88 | 2.7K | 187 | 273 |
| 227 | Electrophysiology | 126 | 2.7K | 33 | 41 |
| 228 | Health Policy | 100 | 2.6K | 244 | 267 |
| 229 | Antioxidants | 39 | 2.6K | 51 | 80 |
| 230 | Antigens | 66 | 2.6K | 60 | 66 |
| 231 | Photochemistry | 57 | 2.5K | 172 | 114 |
| 232 | vascular diseases | 57 | 2.5K | 73 | 95 |
| 233 | Environmental Toxicology | 27 | 2.4K | 747 | 388 |
| 234 | Thrombosis | 51 | 2.4K | 162 | 148 |
| 235 | infection | 35 | 2.4K | 421 | 256 |
| 235 | Light | 55 | 2.4K | 96 | 256 |
| 237 | Diagnostic Imaging | 70 | 2.3K | 285 | 289 |
| 238 | enzymes | 52 | 2.3K | 190 | 162 |
| 239 | Bone diseases | 22 | 2.3K | 66 | 52 |
| 240 | Orthopedics | 81 | 2.3K | 220 | 239 |
| 241 | Birth control | 48 | 2.3K | 34 | 23 |
| 242 | drug addiction | 74 | 2.3K | 149 | 192 |
| 243 | Steroids | 50 | 2.3K | 116 | 73 |
| 244 | Health Services Research | 104 | 2.3K | 140 | 208 |
| 245 | Substance Abuse | 90 | 2.2K | 167 | 181 |
| 245 | Condensed Matter | 109 | 2.2K | 853 | 981 |
| 247 | Health insurance | 79 | 2.2K | 29 | 55 |
| 248 | Developmental Genetics | 19 | 2.2K | 217 | 212 |
| 249 | Reproductive health | 45 | 2.2K | 78 | 33 |
| 250 | Business | 47 | 2.2K | 410 | 445 |
| 251 | Geriatric Oncology | 84 | 2.2K | 18 | 32 |
| 252 | Clinical Psychology | 81 | 2.2K | 185 | 353 |
| 253 | Infections | 26 | 2.2K | 320 | 209 |
| 254 | Chemical Engineering | 19 | 2.2K | 2415 | 1269 |
| 255 | cytokines | 31 | 2.2K | 271 | 104 |
| 256 | Alzheimer's disease | 153 | 2.1K | 145 | 202 |
| 257 | Antibodies | 47 | 2.1K | 46 | 50 |
| 258 | morbidity | 3 | 2.1K | 17 | 11 |
| 258 | mortality | 3 | 2.1K | 72 | 11 |
| 260 | Criminology | 52 | 2.0K | 156 | 100 |
| 261 | Analytical Chemistry | 49 | 2.0K | 1432 | 1098 |
| 262 | cloning | 22 | 2.0K | 141 | 120 |
| 263 | mycoses | 14 | 2.0K | 337 | 181 |
| 264 | Bones | 50 | 2.0K | 134 | 157 |
| 265 | Quality of life | 52 | 2.0K | 151 | 185 |
| 266 | Sports | 146 | 2.0K | 132 | 327 |
| 267 | Marine Biology | 66 | 2.0K | 576 | 591 |
| 268 | cell interaction | 48 | 1.9K | 97 | 104 |
| 269 | Multiple sclerosis | 92 | 1.9K | 10 | 7 |
| 270 | Elderly | 339 | 1.9K | 26 | 47 |
| 271 | Communication | 67 | 1.9K | 299 | 240 |
| 272 | adolescence | 52 | 1.9K | 116 | 139 |
| 273 | Child welfare | 87 | 1.9K | 59 | 75 |
| 274 | Organic Chemistry | 74 | 1.9K | 677 | 773 |
| 275 | Smoking | 64 | 1.9K | 96 | 123 |
| 276 | Solid State Physics | 94 | 1.8K | 979 | 1100 |
| 277 | Bacterial infections | 35 | 1.8K | 117 | 220 |
| 277 | Microorganisms | 26 | 1.8K | 307 | 286 |
| 279 | Mental Health Services | 54 | 1.8K | 173 | 120 |
| 280 | Community Psychiatry | 23 | 1.8K | 294 | 136 |
| 281 | Education | 112 | 1.8K | 501 | 541 |
| 282 | Nuclear Medicine | 64 | 1.8K | 160 | 199 |
| 283 | Cardiovascular diseases | 99 | 1.7K | 153 | 273 |
| 284 | Social Sciences | 105 | 1.7K | 399 | 416 |
| 285 | Maternal health services | 79 | 1.7K | 14 | 19 |
| 286 | Colloids | 44 | 1.7K | 1170 | 1099 |
| 287 | Cytokine | 18 | 1.7K | 60 | 32 |
| 288 | feeding behavior | 33 | 1.7K | 140 | 92 |
| 289 | Psychosomatic Medicine | 29 | 1.7K | 198 | 137 |
| 290 | Emergency Medicine | 108 | 1.7K | 134 | 201 |
| 291 | Psycholinguistics | 20 | 1.6K | 333 | 194 |
| 292 | North America | 42 | 1.6K | 130 | 46 |
| 293 | Metallurgy | 38 | 1.6K | 708 | 511 |
| 294 | Optical materials | 39 | 1.6K | 775 | 741 |
| 295 | Reproduction | 64 | 1.6K | 486 | 558 |
| 296 | chronic disease | 23 | 1.6K | 70 | 33 |
| 297 | Spectrum analysis | 59 | 1.6K | 1252 | 1387 |
| 298 | Molecular Pharmacology | 29 | 1.6K | 136 | 125 |
| 299 | Geriatric Psychiatry | 55 | 1.6K | 107 | 140 |
| 300 | drugs | 51 | 1.6K | 398 | 362 |
| 301 | Youth | 28 | 1.6K | 129 | 90 |
| 302 | Health Services Administration | 84 | 1.6K | 59 | 128 |
| 303 | Developmental Disabilities | 47 | 1.6K | 169 | 236 |
| 304 | cardiac catheterization | 101 | 1.5K | 32 | 65 |
| 305 | Dietetics | 57 | 1.5K | 74 | 74 |
| 306 | Systems Biology | 54 | 1.5K | 176 | 187 |
| 307 | Mental Health | 62 | 1.5K | 204 | 195 |
| 308 | Eating Disorders | 32 | 1.5K | 200 | 148 |
| 308 | Feeding and Eating Disorders | 32 | 1.5K | 184 | 142 |
| 310 | health services | 74 | 1.5K | 98 | 125 |
| 311 | Mathematical Physics | 72 | 1.5K | 583 | 594 |
| 312 | Europe | 40 | 1.5K | 957 | 602 |
| 313 | Dentistry | 59 | 1.5K | 77 | 54 |
| 314 | Zoology | 48 | 1.5K | 658 | 478 |
| 315 | biological factors | 39 | 1.5K | 347 | 322 |
| 316 | Crystallography | 118 | 1.5K | 92 | 184 |
| 316 | Appetite | 24 | 1.5K | 150 | 86 |
| 318 | Botany | 40 | 1.5K | 1436 | 1429 |
| 319 | Metals | 36 | 1.4K | 670 | 538 |
| 320 | Neuroimmunology | 34 | 1.4K | 126 | 153 |
| 321 | Cognition | 33 | 1.4K | 511 | 437 |
| 322 | Physical Chemistry | 27 | 1.4K | 852 | 647 |
| 323 | Drug design | 44 | 1.4K | 215 | 287 |
| 324 | Materials Science | 145 | 1.4K | 674 | 1613 |
| 325 | Nitric oxide | 34 | 1.4K | 15 | 10 |
| 326 | Growth factors | 10 | 1.4K | 74 | 42 |
| 327 | nuclear magnetic resonance | 43 | 1.4K | 231 | 211 |
| 328 | Magnetic Resonance Spectroscopy | 50 | 1.4K | 208 | 212 |
| 328 | nanoscience | 33 | 1.4K | 970 | 1032 |
| 330 | X-ray crystallography | 95 | 1.4K | 21 | 69 |
| 331 | Bioorganic chemistry | 46 | 1.4K | 740 | 826 |
| 332 | Surface Chemistry | 35 | 1.4K | 1412 | 1223 |
| 333 | viral genetics | 11 | 1.3K | 187 | 231 |
| 334 | Speech | 36 | 1.3K | 178 | 159 |
| 335 | Biomechanics | 33 | 1.3K | 343 | 312 |
| 336 | Hospitals | 55 | 1.3K | 96 | 110 |
| 337 | Inflammation | 25 | 1.3K | 304 | 224 |
| 338 | Teratology | 30 | 1.3K | 42 | 43 |
| 339 | Pollution | 45 | 1.3K | 1720 | 2305 |
| 340 | Raman spectroscopy | 2 | 1.3K | 1203 | 59 |
| 341 | Developmental Psychology | 16 | 1.3K | 438 | 303 |
| 342 | Cardiac electrophysiology | 21 | 1.2K | 41 | 27 |
| 342 | arrhythmia | 21 | 1.2K | 41 | 27 |
| 344 | blood transfusion | 65 | 1.2K | 89 | 119 |
| 345 | disease outbreaks | 7 | 1.2K | 377 | 99 |
| 345 | Epidemics | 7 | 1.2K | 358 | 98 |
| 347 | RNA | 14 | 1.2K | 203 | 110 |
| 348 | Information Technology | 30 | 1.2K | 593 | 370 |
| 349 | psychotherapy | 27 | 1.2K | 443 | 400 |
| 350 | Physical fitness | 42 | 1.2K | 135 | 198 |
| 351 | Neurosurgery | 45 | 1.2K | 201 | 292 |
| 352 | Dementia | 145 | 1.1K | 137 | 290 |
| 353 | Parasitology | 45 | 1.1K | 579 | 587 |
| 354 | primary prevention | 18 | 1.1K | 109 | 18 |
| 355 | Evolution | 37 | 1.1K | 528 | 755 |
| 356 | Pediatric Rheumatology | 32 | 1.1K | 15 | 3 |
| 357 | Biometrics | 48 | 1.1K | 193 | 252 |
| 358 | Orthopedic Surgery | 29 | 1.1K | 181 | 155 |
| 359 | Otolaryngology | 43 | 1.1K | 97 | 108 |
| 360 | Respiratory system | 45 | 1.1K | 43 | 79 |
| 361 | Criminal psychology | 33 | 1.1K | 168 | 145 |
| 362 | Operations Research | 10 | 1.1K | 1465 | 599 |
| 363 | behavior therapy | 38 | 1.1K | 202 | 230 |
| 364 | Psychoneuroimmunology | 29 | 1.1K | 129 | 179 |
| 365 | abnormalities | 24 | 1.0K | 25 | 27 |
| 366 | Brain damage | 25 | 1.0K | 65 | 40 |
| 367 | Organ transplantation | 41 | 1.0K | 47 | 32 |
| 367 | Developmental Immunology | 30 | 1.0K | 111 | 98 |
| 369 | Parenteral nutrition | 44 | 1.0K | 160 | 364 |
| 369 | Production Management | 11 | 1.0K | 560 | 430 |
| 369 | environmental pollution | 36 | 1.0K | 1508 | 1829 |
| 372 | Primary health care | 63 | 1.0K | 240 | 358 |
| 373 | Pharmacy | 40 | 1.0K | 532 | 571 |
| 374 | Parkinson's disease | 16 | 1.0K | 36 | 17 |
| 375 | Statistical physics | 25 | 1.0K | 1737 | 1253 |
| 376 | Cognitive neuroscience | 16 | 1.0K | 433 | 434 |
| 377 | Microscopy | 39 | 1.0K | 304 | 257 |
| 378 | Hippocampus | 12 | 997 | 108 | 89 |
| 379 | Neuropsychiatry | 33 | 993 | 175 | 220 |
| 380 | Psychiatric Nursing | 72 | 992 | 20 | 38 |
| 381 | Autism | 27 | 986 | 163 | 212 |
| 382 | child abuse | 35 | 957 | 141 | 229 |
| 383 | crime | 27 | 955 | 164 | 114 |
| 384 | Molecular evolution | 19 | 950 | 718 | 592 |
| 385 | Tropical Medicine | 43 | 936 | 320 | 347 |
| 386 | Public Administration | 42 | 933 | 284 | 254 |
| 387 | Nonlinear Dynamics | 19 | 930 | 1076 | 753 |
| 388 | complementary therapies | 34 | 923 | 389 | 327 |
| 389 | Mass Spectrometry | 21 | 919 | 470 | 327 |
| 390 | brain mapping | 20 | 915 | 221 | 260 |
| 391 | Electrophoresis | 17 | 913 | 715 | 390 |
| 392 | Algae | 44 | 901 | 107 | 209 |
| 393 | Cardiac rehabilitation | 16 | 898 | 6 | 2 |
| 394 | Functional Genomics | 20 | 887 | 51 | 67 |
| 395 | Artificial Intelligence | 34 | 886 | 1231 | 1136 |
| 396 | Drug delivery systems | 23 | 882 | 436 | 527 |
| 397 | Retina | 6 | 871 | 96 | 130 |
| 397 | eye | 6 | 871 | 118 | 137 |
| 399 | Pregnancy | 20 | 869 | 234 | 150 |
| 400 | Catalysis | 8 | 865 | 2731 | 1763 |
| 401 | health services accessibility | 41 | 858 | 130 | 157 |
| 402 | Community Psychology | 17 | 856 | 184 | 173 |
| 403 | Neuroplasticity | 8 | 852 | 138 | 13 |
| 403 | neuronal plasticity | 8 | 852 | 97 | 12 |
| 405 | Environmental Microbiology | 15 | 850 | 597 | 599 |
| 406 | Developmental Neurobiology | 20 | 843 | 98 | 54 |
| 407 | Neuropharmacology | 12 | 841 | 227 | 108 |
| 407 | ethanol | 16 | 841 | 150 | 84 |
| 409 | Public Policy | 45 | 826 | 307 | 480 |
| 410 | Teaching | 33 | 822 | 397 | 357 |
| 410 | drug abuse | 35 | 822 | 107 | 112 |
| 412 | Cytoskeleton | 33 | 816 | 25 | 47 |
| 413 | Medical Technology | 52 | 813 | 177 | 408 |
| 414 | internet | 19 | 807 | 345 | 192 |
| 415 | counseling | 57 | 805 | 197 | 356 |
| 416 | Molecular Imaging | 15 | 804 | 343 | 283 |
| 417 | food technology | 15 | 803 | 1278 | 884 |
| 418 | molecular design | 13 | 800 | 85 | 51 |
| 419 | child behavior | 13 | 798 | 148 | 106 |
| 420 | biological evolution | 28 | 796 | 746 | 1117 |
| 421 | violence | 35 | 795 | 186 | 259 |
| 422 | Engineering | 44 | 794 | 1112 | 1081 |
| 422 | Seaweed | 43 | 794 | 50 | 181 |
| 424 | Industrial Safety | 38 | 793 | 157 | 204 |
| 425 | Speech Disorders | 50 | 792 | 198 | 304 |
| 426 | Biopharmaceutics | 37 | 789 | 179 | 302 |
| 427 | Bioenergetics | 11 | 787 | 446 | 278 |
| 427 | Pediatric Nursing | 40 | 787 | 39 | 49 |
| 427 | Energy metabolism | 11 | 787 | 367 | 246 |
| 430 | Carbohydrates | 28 | 784 | 51 | 112 |
| 430 | Intellectual disability | 27 | 784 | 226 | 228 |
| 432 | Ergonomics | 9 | 782 | 691 | 226 |
| 433 | Mycology | 11 | 776 | 1027 | 608 |
| 434 | Social work | 62 | 772 | 205 | 273 |
| 435 | cell membrane | 28 | 771 | 159 | 223 |
| 436 | Clinical Pharmacology | 22 | 770 | 544 | 460 |
| 437 | Long-Term Care | 17 | 764 | 172 | 202 |
| 437 | Long-term care facilities | 17 | 764 | 171 | 202 |
| 439 | Automation | 3 | 763 | 2151 | 584 |
| 440 | Technology | 42 | 762 | 1179 | 1372 |
| 441 | Metastasis | 8 | 757 | 64 | 74 |
| 442 | visualization | 107 | 749 | 75 | 139 |
| 443 | Special Education | 32 | 748 | 146 | 137 |
| 443 | occupational diseases | 19 | 748 | 301 | 262 |
| 443 | Alternative Medicine | 22 | 748 | 575 | 392 |
| 446 | healthcare disparities | 43 | 739 | 41 | 65 |
| 447 | Occupational Therapy | 83 | 732 | 83 | 123 |
| 447 | Linguistics | 21 | 732 | 556 | 304 |
| 449 | Oral communication | 6 | 731 | 280 | 46 |
| 450 | environmental exposure | 41 | 708 | 307 | 641 |
| 451 | cell movement | 13 | 707 | 62 | 52 |
| 452 | Computer Graphics | 10 | 702 | 990 | 495 |
| 452 | Manufacturing Processes | 18 | 702 | 1019 | 769 |
| 454 | Speech Perception | 4 | 701 | 214 | 42 |
| 454 | auditory perception | 4 | 701 | 283 | 52 |
| 456 | Computational Chemistry | 10 | 693 | 337 | 246 |
| 457 | Occupational Health | 33 | 692 | 234 | 256 |
| 458 | Anthropology | 17 | 691 | 764 | 394 |
| 458 | Environmental Chemistry | 23 | 691 | 669 | 1063 |
| 460 | Environmental monitoring | 32 | 686 | 1249 | 1928 |
| 461 | Nanostructured Materials | 23 | 685 | 1462 | 1501 |
| 462 | Breeding | 10 | 679 | 756 | 444 |
| 463 | polar regions | 24 | 674 | 170 | 168 |
| 464 | Parasitic Diseases | 26 | 670 | 723 | 909 |
| 465 | personality | 24 | 665 | 515 | 673 |
| 466 | glycoproteins | 20 | 659 | 99 | 153 |
| 466 | Glycoconjugates | 20 | 659 | 99 | 153 |
| 466 | glycolipids | 20 | 659 | 99 | 153 |
| 469 | Agricultural Chemistry | 9 | 655 | 1683 | 964 |
| 470 | Business Ethics | 11 | 653 | 444 | 473 |
| 471 | biocatalysis | 1 | 649 | 381 | 185 |
| 471 | Homogeneous catalysis | 1 | 649 | 381 | 185 |
| 471 | Heterogeneous catalysis | 1 | 649 | 381 | 185 |
| 474 | Psychiatric hospitals | 6 | 648 | 265 | 81 |
| 475 | Endocrine system | 71 | 646 | 40 | 29 |
| 476 | disabilities | 32 | 645 | 114 | 141 |
| 477 | vitamin C | 7 | 644 | 220 | 83 |
| 477 | vitamin E | 7 | 644 | 220 | 83 |
| 479 | Antiviral agents | 22 | 635 | 55 | 63 |
| 480 | Brachytherapy | 13 | 631 | 128 | 30 |
| 481 | biopolymers | 14 | 627 | 587 | 451 |
| 482 | Oligosaccharide | 15 | 622 | 76 | 116 |
| 483 | ethnicity | 46 | 619 | 44 | 64 |
| 484 | Randomized Controlled Trials | 28 | 614 | 277 | 221 |
| 485 | Radiotherapy | 38 | 612 | 57 | 56 |
| 486 | industrial hygiene | 52 | 610 | 107 | 162 |
| 487 | Political Science | 35 | 609 | 522 | 488 |
| 488 | Bipolar Disorder | 7 | 608 | 264 | 170 |
| 489 | Fuzzy systems | 21 | 605 | 446 | 238 |
| 490 | Environmental pollutants | 14 | 604 | 1152 | 995 |
| 491 | Radioisotopes | 38 | 599 | 211 | 219 |
| 492 | pollutants | 12 | 597 | 1012 | 840 |
| 493 | Travel | 27 | 596 | 152 | 144 |
| 494 | Artificial Organs | 49 | 591 | 69 | 136 |
| 495 | Palliative Care | 50 | 590 | 98 | 202 |
| 496 | transport vesicles | 6 | 588 | 124 | 345 |
| 497 | Family | 25 | 586 | 256 | 280 |
| 498 | Mitochondria | 15 | 583 | 53 | 40 |
| 499 | Archaeology | 13 | 582 | 732 | 398 |
| 500 | Geology | 7 | 581 | 2562 | 1380 |
| 500 | Immunopharmacology | 11 | 581 | 493 | 289 |
| 500 | soil microbiology | 8 | 581 | 1037 | 903 |
| 503 | Communication in medicine | 25 | 578 | 123 | 147 |
| 504 | Industrial Microbiology | 10 | 577 | 1171 | 953 |
| 505 | Astrophysics | 16 | 573 | 2027 | 1854 |
| 506 | Learning disabilities | 24 | 569 | 221 | 235 |
| 507 | Molecular Spectroscopy | 21 | 568 | 627 | 540 |
| 508 | health planning | 35 | 567 | 472 | 611 |
| 509 | ovary | 11 | 566 | 48 | 16 |
| 509 | Chromosomes | 22 | 566 | 284 | 447 |
| 511 | Aquaculture | 30 | 564 | 433 | 561 |
| 512 | Exercise | 29 | 563 | 331 | 407 |
| 513 | Calorimetry | 6 | 562 | 913 | 179 |
| 513 | Thermal analysis | 6 | 562 | 913 | 179 |
| 515 | Adolescent Psychology | 18 | 561 | 293 | 350 |
| 515 | disease vectors | 8 | 561 | 632 | 317 |
| 515 | human development | 9 | 561 | 445 | 310 |
| 518 | Language Disorders | 24 | 560 | 258 | 254 |
| 519 | Chromatographic analysis | 20 | 558 | 727 | 582 |
| 520 | Cerebral cortex | 22 | 553 | 324 | 558 |
| 521 | Planets | 7 | 552 | 1325 | 1039 |
| 522 | health and race | 37 | 549 | 12 | 25 |
| 522 | biobanks | 18 | 549 | 13 | 8 |
| 524 | Genes | 17 | 543 | 391 | 357 |
| 525 | Cognitive Science | 12 | 541 | 751 | 683 |
| 526 | Developing countries | 19 | 538 | 911 | 875 |
| 527 | families | 18 | 537 | 279 | 213 |
| 528 | peptides | 23 | 536 | 159 | 124 |
| 528 | toxicity testing | 12 | 536 | 279 | 197 |
| 530 | Fluorescence spectroscopy | 19 | 535 | 34 | 39 |
| 530 | women | 21 | 535 | 181 | 84 |
| 532 | Asthma | 23 | 531 | 128 | 158 |
| 533 | Lipid metabolism | 11 | 530 | 140 | 154 |
| 533 | Lipid | 11 | 530 | 141 | 156 |
| 535 | sexual behavior | 19 | 528 | 177 | 223 |
| 536 | Autoimmune diseases | 28 | 525 | 102 | 268 |
| 536 | Meteorites | 5 | 525 | 906 | 673 |
| 538 | behavior modification | 10 | 523 | 222 | 224 |
| 538 | Social behavior | 7 | 523 | 850 | 539 |
| 540 | Neurovirology | 12 | 520 | 90 | 75 |
| 541 | scientific societies | 20 | 518 | 242 | 284 |
| 542 | food contamination | 8 | 517 | 625 | 213 |
| 543 | deviant behavior | 17 | 512 | 62 | 41 |
| 544 | Proteomics | 21 | 511 | 317 | 560 |
| 545 | mathematical analysis | 45 | 510 | 719 | 754 |
| 546 | Photonics | 9 | 508 | 1182 | 1014 |
| 547 | Pancreatic diseases | 18 | 503 | 207 | 105 |
| 548 | Neonatology | 23 | 500 | 118 | 170 |
| 549 | Proteome | 26 | 498 | 308 | 693 |
| 550 | Food additives | 9 | 496 | 725 | 536 |
| 551 | Phytotherapy | 12 | 495 | 324 | 244 |
| 552 | Chromatography | 17 | 487 | 679 | 564 |
| 553 | Genetic disorders | 12 | 486 | 263 | 235 |
| 554 | Molecular Genetics | 23 | 482 | 827 | 1237 |
| 554 | China | 16 | 482 | 1382 | 1020 |
| 556 | Zoonoses | 3 | 478 | 369 | 69 |
| 557 | Soft Condensed Matter | 11 | 470 | 648 | 498 |
| 558 | Cell communication | 22 | 469 | 145 | 318 |
| 558 | drug evaluation | 26 | 469 | 284 | 433 |
| 560 | Atherosclerosis | 12 | 468 | 40 | 40 |
| 561 | Geochemistry | 7 | 466 | 1652 | 1204 |
| 562 | Plants | 12 | 463 | 1256 | 1288 |
| 563 | heredity | 24 | 459 | 140 | 204 |
| 564 | risk factors | 35 | 455 | 113 | 337 |
| 564 | Family Therapy | 29 | 455 | 155 | 217 |
| 566 | Dental Public Health | 27 | 454 | 35 | 31 |
| 567 | gene transfer | 15 | 437 | 46 | 56 |
| 567 | genetic transformation | 15 | 437 | 46 | 56 |
| 569 | Emotions | 13 | 436 | 239 | 329 |
| 570 | Malaria | 15 | 435 | 296 | 318 |
| 571 | Meteorology | 7 | 434 | 1963 | 1629 |
| 571 | Obstetric Nursing | 25 | 434 | 45 | 49 |
| 573 | Mineralogy | 19 | 432 | 617 | 662 |
| 573 | Histocompatibility Testing | 39 | 432 | 72 | 141 |
| 575 | Electronics | 22 | 429 | 1643 | 1465 |
| 576 | Cognitive Therapy | 8 | 423 | 373 | 238 |
| 577 | Behavioral Genetics | 6 | 422 | 165 | 116 |
| 578 | Analytical Toxicology | 22 | 420 | 36 | 52 |
| 578 | Interferons | 11 | 420 | 76 | 64 |
| 578 | Knowledge | 12 | 420 | 207 | 98 |
| 581 | Vaccination | 9 | 418 | 83 | 64 |
| 582 | Spine | 14 | 414 | 360 | 469 |
| 583 | Sexual health | 21 | 412 | 234 | 296 |
| 584 | Genetic epidemiology | 22 | 410 | 78 | 131 |
| 584 | Pharmacokinetics | 19 | 410 | 251 | 398 |
| 586 | Post-traumatic stress disorder | 18 | 407 | 261 | 386 |
| 587 | Pharmacogenomics | 9 | 405 | 100 | 104 |
| 588 | Philosophy | 43 | 404 | 443 | 348 |
| 589 | Vocational guidance | 28 | 403 | 235 | 462 |
| 590 | Menopause | 24 | 401 | 47 | 85 |
| 590 | children | 3 | 401 | 629 | 233 |
| 592 | Economics | 31 | 400 | 1714 | 1916 |
| 593 | Politics | 13 | 397 | 270 | 164 |
| 593 | government | 13 | 397 | 314 | 222 |
| 595 | Hematopoietic stem cell transplantation | 10 | 394 | 167 | 213 |
| 595 | biochemical markers | 18 | 394 | 191 | 209 |
| 597 | hospice care | 26 | 390 | 73 | 113 |
| 598 | Herbal medicine | 8 | 384 | 369 | 303 |
| 599 | Comparative Physiology | 13 | 383 | 413 | 410 |
| 600 | Cost control | 23 | 380 | 22 | 26 |
| 600 | Hearing | 28 | 380 | 191 | 285 |
| 602 | optical devices | 17 | 378 | 101 | 103 |
| 603 | Food Microbiology | 11 | 376 | 702 | 866 |
| 604 | Patient education | 16 | 374 | 237 | 383 |
| 604 | amino acids | 10 | 374 | 215 | 208 |
| 606 | Structural Engineering | 10 | 373 | 1032 | 718 |
| 607 | Earth Sciences | 5 | 368 | 3148 | 1882 |
| 608 | Genetic Counseling | 11 | 365 | 120 | 92 |
| 608 | locomotion | 14 | 365 | 281 | 318 |
| 608 | posture | 14 | 365 | 281 | 318 |
| 608 | gait | 14 | 365 | 281 | 318 |
| 608 | walking | 14 | 365 | 281 | 318 |
| 613 | software | 18 | 364 | 217 | 445 |
| 613 | sex crimes | 17 | 364 | 189 | 218 |
| 615 | Entomology | 9 | 361 | 1753 | 1039 |
| 616 | Radiation | 21 | 358 | 878 | 1021 |
| 616 | Reading | 7 | 358 | 374 | 212 |
| 618 | Oceanography | 20 | 357 | 882 | 1170 |
| 618 | Forensic Pathology | 18 | 357 | 14 | 12 |
| 620 | occupational health and safety | 23 | 356 | 46 | 59 |
| 620 | Nutrition physiology | 9 | 356 | 420 | 416 |
| 622 | Nanostructures | 17 | 351 | 934 | 1385 |
| 622 | Culture | 13 | 351 | 478 | 257 |
| 624 | child mental health | 20 | 348 | 109 | 152 |
| 625 | Animal ecology | 5 | 345 | 1090 | 684 |
| 625 | Enteral nutrition | 21 | 345 | 259 | 606 |
| 627 | Transportation | 33 | 343 | 437 | 867 |
| 627 | Luminescence | 10 | 343 | 734 | 432 |
| 629 | rare diseases | 12 | 341 | 311 | 365 |
| 630 | Geophysics | 14 | 340 | 2235 | 2401 |
| 630 | Differential Equations | 21 | 340 | 299 | 335 |
| 630 | Information Science | 31 | 340 | 612 | 1378 |
| 633 | Infection control | 11 | 335 | 318 | 308 |
| 634 | Chronobiology | 7 | 334 | 232 | 138 |
| 634 | Circadian rhythms | 7 | 334 | 148 | 121 |
| 634 | biological clocks | 7 | 334 | 232 | 138 |
| 634 | circadian rhythm | 7 | 334 | 232 | 138 |
| 634 | biological rhythms | 7 | 334 | 215 | 136 |
| 639 | Information Systems | 34 | 332 | 216 | 671 |
| 639 | calcification | 12 | 332 | 246 | 353 |
| 641 | Religion and Psychology | 16 | 329 | 91 | 75 |
| 641 | Autoimmunity | 18 | 329 | 267 | 603 |
| 643 | System analysis | 16 | 325 | 1142 | 1180 |
| 644 | drug resistance | 7 | 324 | 432 | 322 |
| 644 | Sales management | 6 | 324 | 122 | 215 |
| 644 | selling | 6 | 324 | 122 | 215 |
| 647 | Suicide | 19 | 323 | 143 | 268 |
| 648 | Aggression | 9 | 320 | 218 | 262 |
| 649 | Pediatric Hematology | 25 | 319 | 53 | 69 |
| 650 | Synapses | 8 | 317 | 162 | 168 |
| 651 | Flow cytometry | 2 | 312 | 696 | 196 |
| 651 | Bacterial diseases | 3 | 312 | 268 | 87 |
| 653 | Microcirculation | 8 | 310 | 241 | 204 |
| 654 | Parasites | 16 | 308 | 711 | 859 |
| 654 | traffic safety | 22 | 308 | 45 | 78 |
| 656 | Pharmacognosy | 13 | 307 | 954 | 1276 |
| 657 | mutation | 18 | 304 | 168 | 462 |
| 658 | Global Health | 25 | 302 | 241 | 379 |
| 658 | civil service | 8 | 302 | 208 | 163 |
| 660 | Plant genetic engineering | 7 | 300 | 671 | 681 |
| 660 | Peptide | 16 | 300 | 46 | 61 |
| 662 | concrete | 3 | 299 | 1150 | 748 |
| 663 | Morphology | 11 | 298 | 417 | 337 |
| 663 | Writing | 3 | 298 | 295 | 98 |
| 665 | Mechanics | 6 | 296 | 1079 | 502 |
| 666 | Geriatric Nursing | 26 | 295 | 56 | 69 |
| 667 | DNA methylation | 5 | 292 | 209 | 189 |
| 668 | motivation | 9 | 291 | 151 | 182 |
| 668 | analysis | 5 | 291 | 299 | 217 |
| 670 | Nuclear Physics | 23 | 289 | 2321 | 2685 |
| 671 | Pediatric Dermatology | 27 | 287 | 89 | 150 |
| 671 | Population Genetics | 8 | 287 | 889 | 1018 |
| 673 | Osteoporosis | 17 | 285 | 55 | 139 |
| 673 | recreation | 19 | 285 | 205 | 236 |
| 673 | Primates | 17 | 285 | 286 | 378 |
| 676 | Informatics | 9 | 284 | 492 | 521 |
| 677 | Metallography | 7 | 283 | 529 | 375 |
| 677 | harm reduction | 9 | 283 | 82 | 66 |
| 679 | Ceramic materials | 9 | 279 | 824 | 671 |
| 680 | lasers | 4 | 278 | 2027 | 774 |
| 681 | Functional Analysis | 19 | 276 | 516 | 572 |
| 681 | Ocean Engineering | 23 | 276 | 589 | 1005 |
| 683 | Animal welfare | 4 | 275 | 294 | 121 |
| 684 | Radiation Oncology | 8 | 274 | 220 | 190 |
| 685 | Molecular ecology | 7 | 271 | 852 | 1068 |
| 686 | Personality Assessment | 13 | 270 | 225 | 423 |
| 687 | Roads | 28 | 268 | 235 | 332 |
| 687 | Invertebrates | 15 | 268 | 198 | 302 |
| 687 | police | 12 | 268 | 151 | 103 |
| 690 | Social Media | 2 | 264 | 293 | 82 |
| 691 | Computational Fluid Dynamics | 3 | 263 | 778 | 286 |
| 691 | hygiene | 6 | 263 | 362 | 233 |
| 693 | Transgenic plants | 7 | 262 | 288 | 314 |
| 694 | Emotion | 8 | 261 | 82 | 150 |
| 695 | biomedicine | 19 | 257 | 195 | 419 |
| 696 | Building Materials | 4 | 255 | 1651 | 1366 |
| 697 | Water pollution | 7 | 253 | 2191 | 2294 |
| 698 | Lymphatic system | 1 | 251 | 252 | 31 |
| 698 | nuclear magnetic resonance spectroscopy | 18 | 251 | 246 | 380 |
| 700 | International Finance | 14 | 250 | 773 | 950 |
| 701 | environmental protection | 9 | 249 | 2537 | 2746 |
| 702 | Speech-Language Pathology | 2 | 248 | 421 | 94 |
| 702 | automatic speech recognition | 2 | 248 | 219 | 53 |
| 704 | Economic History | 15 | 247 | 1969 | 1715 |
| 704 | Magnetic Resonance Imaging | 14 | 247 | 230 | 302 |
| 706 | drug control | 7 | 246 | 245 | 214 |
| 707 | ethnic groups | 13 | 243 | 90 | 116 |
| 707 | Biomolecules | 5 | 243 | 344 | 390 |
| 709 | cell adhesion molecules | 7 | 242 | 299 | 331 |
| 710 | Telemedicine | 10 | 241 | 139 | 203 |
| 710 | Lymphoma | 55 | 241 | 80 | 129 |
| 710 | Multiple Myeloma | 55 | 241 | 78 | 115 |
| 710 | language | 16 | 241 | 275 | 486 |
| 714 | Genetic translocation | 9 | 240 | 64 | 102 |
| 714 | plasmids | 9 | 240 | 64 | 102 |
| 716 | Human Rights | 6 | 239 | 403 | 194 |
| 717 | transgenic organisms | 6 | 238 | 137 | 152 |
| 717 | transgenic animals | 6 | 238 | 125 | 146 |
| 719 | Astronomy | 4 | 237 | 2914 | 2337 |
| 719 | Reproductive toxicology | 6 | 237 | 370 | 328 |
| 721 | Medical Ethics | 22 | 236 | 330 | 501 |
| 722 | Engineering Mathematics | 7 | 235 | 1989 | 1120 |
| 722 | Genetic Research | 4 | 235 | 131 | 67 |
| 724 | Cement | 1 | 234 | 1130 | 605 |
| 724 | Decision making | 23 | 234 | 412 | 911 |
| 726 | cell proliferation | 7 | 233 | 209 | 178 |
| 727 | Medical Imaging | 13 | 232 | 175 | 232 |
| 727 | elder abuse | 9 | 232 | 147 | 170 |
| 729 | correctional psychology | 9 | 230 | 106 | 145 |
| 730 | Systems Analysis | 14 | 229 | 417 | 537 |
| 730 | Neurolinguistics | 12 | 229 | 166 | 362 |
| 732 | animals | 8 | 227 | 886 | 645 |
| 733 | Humanities | 13 | 225 | 778 | 470 |
| 733 | Adult Education | 12 | 225 | 209 | 161 |
| 733 | rural health | 18 | 225 | 44 | 91 |
| 736 | Neurotoxicology | 7 | 224 | 357 | 432 |
| 737 | Electrocardiography | 16 | 223 | 119 | 128 |
| 737 | Holistic Health | 5 | 223 | 336 | 170 |
| 739 | Public Health Administration | 23 | 221 | 121 | 161 |
| 740 | Marriage | 12 | 220 | 193 | 267 |
| 741 | Ethics | 18 | 219 | 316 | 403 |
| 742 | Solar System | 2 | 218 | 1125 | 675 |
| 743 | Serology | 7 | 216 | 304 | 284 |
| 743 | mammals | 8 | 216 | 733 | 650 |
| 745 | Photobiology | 3 | 214 | 1699 | 917 |
| 746 | Autoantibodies | 13 | 213 | 235 | 538 |
| 747 | Environmental Engineering | 15 | 212 | 2098 | 3294 |
| 747 | Diagnosis | 14 | 212 | 192 | 280 |
| 749 | Smart Materials | 2 | 211 | 1278 | 500 |
| 749 | Law enforcement | 6 | 211 | 56 | 40 |
| 751 | Marine Ecology | 7 | 208 | 561 | 451 |
| 752 | exobiology | 2 | 207 | 516 | 299 |
| 752 | finance | 27 | 207 | 764 | 1372 |
| 752 | gastrointestinal tract | 3 | 207 | 337 | 270 |
| 755 | Environmental Policy | 14 | 205 | 1698 | 3185 |
| 755 | Marine algae | 7 | 205 | 63 | 45 |
| 757 | Organometallic compounds | 11 | 204 | 695 | 824 |
| 758 | Numerical Analysis | 11 | 202 | 1437 | 1291 |
| 759 | Religion | 7 | 201 | 777 | 189 |
| 759 | plant molecular biology | 3 | 201 | 1754 | 1682 |
| 761 | Civil Engineering | 8 | 200 | 1192 | 574 |
| 761 | prostaglandins | 3 | 200 | 587 | 320 |
| 763 | Structural design | 1 | 199 | 1534 | 460 |
| 763 | Continuing Education | 8 | 199 | 212 | 119 |
| 765 | Paleontology | 6 | 197 | 1141 | 866 |
| 765 | Immunohistochemistry | 11 | 197 | 58 | 63 |
| 765 | natural products | 12 | 197 | 953 | 1130 |
| 768 | Chemical Ecology | 7 | 194 | 368 | 469 |
| 768 | Ceramics | 10 | 194 | 954 | 1022 |
| 768 | pheromones | 7 | 194 | 323 | 439 |
| 768 | Glass | 10 | 194 | 702 | 906 |
| 768 | pottery | 10 | 194 | 678 | 896 |
| 773 | Nanochemistry | 3 | 193 | 1420 | 656 |
| 774 | Electrical Engineering | 87 | 192 | 599 | 1625 |
| 774 | emergency management | 8 | 192 | 482 | 533 |
| 774 | sex differences | 6 | 192 | 54 | 94 |
| 777 | Algorithms | 3 | 191 | 844 | 355 |
| 778 | Mechanical Engineering | 6 | 190 | 2200 | 1327 |
| 778 | Vocational Education | 17 | 190 | 168 | 261 |
| 780 | Human evolution | 5 | 189 | 371 | 424 |
| 780 | Food habits | 1 | 189 | 117 | 2 |
| 780 | Fisheries | 5 | 189 | 1595 | 1291 |
| 783 | Antibacterial agents | 9 | 187 | 392 | 643 |
| 784 | Forensic Psychiatry | 7 | 185 | 395 | 331 |
| 785 | Computer Vision | 6 | 184 | 926 | 1098 |
| 785 | Functional foods | 3 | 184 | 439 | 241 |
| 785 | Social support | 8 | 184 | 74 | 102 |
| 785 | Social environment | 8 | 184 | 87 | 111 |
| 789 | Cellular senescence | 11 | 182 | 305 | 734 |
| 789 | liver | 7 | 182 | 184 | 178 |
| 791 | Cell cycle | 6 | 181 | 207 | 210 |
| 792 | Applied Linguistics | 5 | 180 | 462 | 266 |
| 792 | Educational Psychology | 16 | 180 | 634 | 1039 |
| 792 | Biofilms | 5 | 180 | 65 | 121 |
| 795 | Biofeedback | 2 | 179 | 162 | 69 |
| 795 | Carbon | 3 | 179 | 1604 | 1423 |
| 795 | DNA polymerases | 6 | 179 | 347 | 860 |
| 798 | allied health | 3 | 178 | 272 | 159 |
| 799 | Tribology | 4 | 177 | 1223 | 796 |
| 799 | Renewable Energy Sources | 5 | 177 | 2447 | 2980 |
| 801 | Protein engineering | 8 | 176 | 124 | 211 |
| 802 | Bioethics | 20 | 174 | 260 | 487 |
| 803 | Hemostasis | 9 | 173 | 525 | 629 |
| 803 | Drug discovery | 5 | 173 | 189 | 192 |
| 805 | Groundwater | 1 | 172 | 1373 | 481 |
| 806 | Crystallization | 25 | 171 | 90 | 228 |
| 806 | Happiness | 8 | 171 | 156 | 287 |
| 806 | disease susceptibility | 7 | 171 | 186 | 187 |
| 806 | symptoms | 7 | 171 | 186 | 187 |
| 810 | Electrochemistry | 4 | 170 | 3874 | 2929 |
| 810 | Sarcopenia | 9 | 170 | 153 | 460 |
| 810 | machinery | 1 | 170 | 1543 | 427 |
| 810 | Australia | 10 | 170 | 1181 | 1258 |
| 814 | Anxiety Disorders | 7 | 169 | 367 | 703 |
| 814 | Anxiety | 7 | 169 | 364 | 706 |
| 814 | Blood vessels | 6 | 169 | 232 | 279 |
| 817 | Audiology | 9 | 168 | 561 | 692 |
| 817 | Earthquake Engineering | 7 | 168 | 955 | 1003 |
| 819 | Econometrics | 4 | 167 | 1374 | 918 |
| 819 | Animal genetics | 6 | 167 | 466 | 471 |
| 821 | Marriage counseling | 8 | 166 | 157 | 243 |
| 822 | Data Mining | 9 | 165 | 975 | 1519 |
| 823 | Early Childhood Education | 12 | 164 | 246 | 291 |
| 823 | Endocrine glands | 4 | 164 | 237 | 492 |
| 825 | Andrology | 6 | 163 | 550 | 541 |
| 825 | Geriatric Pharmacology | 8 | 163 | 162 | 257 |
| 825 | nucleotides | 17 | 163 | 95 | 100 |
| 828 | monoclonal antibodies | 7 | 162 | 85 | 95 |
| 828 | Water Microbiology | 6 | 162 | 260 | 351 |
| 830 | Educational Technology | 13 | 161 | 678 | 1038 |
| 830 | venom | 12 | 161 | 352 | 627 |
| 830 | Toxins | 12 | 161 | 390 | 695 |
| 833 | Precision medicine | 9 | 160 | 92 | 112 |
| 834 | Geography | 5 | 159 | 2208 | 1879 |
| 834 | Software Engineering | 16 | 159 | 385 | 595 |
| 834 | Superconductors | 7 | 159 | 488 | 400 |
| 837 | men | 12 | 158 | 55 | 156 |
| 837 | eugenics | 9 | 158 | 317 | 460 |
| 839 | Forensic Psychology | 8 | 157 | 225 | 240 |
| 840 | Simulation Methods | 10 | 154 | 457 | 573 |
| 841 | Oral Medicine | 11 | 152 | 301 | 326 |
| 841 | Public opinion | 7 | 152 | 261 | 337 |
| 843 | Androgens | 5 | 151 | 210 | 263 |
| 844 | Cybernetics | 6 | 149 | 1052 | 1051 |
| 844 | Biomarkers | 8 | 149 | 182 | 221 |
| 844 | tomography | 15 | 149 | 117 | 264 |
| 847 | Juvenile delinquency | 9 | 148 | 158 | 192 |
| 848 | paraphilias | 5 | 147 | 115 | 154 |
| 848 | family violence | 11 | 147 | 179 | 377 |
| 850 | Neuroendocrinology | 3 | 146 | 149 | 252 |
| 850 | pain management | 9 | 146 | 373 | 578 |
| 852 | Computational Complexity | 6 | 145 | 787 | 502 |
| 853 | sadness | 8 | 144 | 72 | 88 |
| 853 | death | 8 | 144 | 120 | 128 |
| 853 | antisocial personality disorder | 8 | 144 | 72 | 88 |
| 856 | Animal breeding | 5 | 143 | 695 | 615 |
| 856 | urban health | 8 | 143 | 141 | 277 |
| 858 | Origin of life | 10 | 142 | 30 | 93 |
| 858 | Water quality management | 4 | 142 | 1890 | 1432 |
| 858 | Hallucinogens | 8 | 142 | 83 | 138 |
| 858 | Organelle biogenesis | 10 | 142 | 69 | 168 |
| 858 | Liquid chromatography | 8 | 142 | 293 | 222 |
| 863 | Pharmaceutical Technology | 8 | 141 | 1091 | 1457 |
| 864 | Veterinary Immunology | 5 | 137 | 304 | 319 |
| 864 | Sites | 4 | 137 | 557 | 628 |
| 864 | biological monitoring | 8 | 137 | 247 | 458 |
| 867 | Plant physiology | 2 | 136 | 2821 | 2314 |
| 868 | Evolutionary Genetics | 7 | 135 | 387 | 613 |
| 868 | Molecular Epidemiology | 7 | 135 | 387 | 613 |
| 868 | Bioremediation | 1 | 135 | 1807 | 776 |
| 868 | Extreme environments | 4 | 135 | 207 | 247 |
| 872 | Distance Education | 2 | 134 | 690 | 293 |
| 872 | Asia | 16 | 134 | 1227 | 1846 |
| 874 | Coral reef biology | 1 | 133 | 339 | 187 |
| 874 | Human biology | 6 | 133 | 495 | 466 |
| 876 | actuators | 4 | 132 | 2271 | 2319 |
| 876 | transducers | 4 | 132 | 2271 | 2319 |
| 878 | Biological Systems | 3 | 131 | 893 | 588 |
| 878 | Plastics | 11 | 131 | 989 | 1337 |
| 880 | Disease management | 21 | 130 | 15 | 55 |
| 880 | Pharmacy management | 9 | 130 | 174 | 196 |
| 882 | Petrology | 2 | 129 | 1198 | 922 |
| 882 | big data | 2 | 129 | 814 | 331 |
| 882 | Psychiatric Epidemiology | 3 | 129 | 619 | 641 |
| 885 | Sustainable Development | 4 | 128 | 2181 | 2119 |
| 885 | Tissue Engineering | 6 | 128 | 178 | 283 |
| 885 | Structural biology | 5 | 128 | 25 | 67 |
| 888 | Plant Genetics | 4 | 127 | 703 | 924 |
| 888 | Plant breeding | 5 | 127 | 754 | 761 |
| 890 | policy making | 2 | 125 | 48 | 21 |
| 890 | security measures | 2 | 125 | 72 | 21 |
| 892 | Real Estate Development | 3 | 124 | 25 | 13 |
| 892 | sustainable construction | 3 | 124 | 9 | 9 |
| 892 | Student Health Services | 8 | 124 | 151 | 226 |
| 895 | Waste management | 3 | 123 | 1678 | 1117 |
| 896 | Animal Physiology | 5 | 121 | 131 | 184 |
| 896 | Natural selection | 5 | 121 | 131 | 184 |
| 896 | Biodegradation | 4 | 121 | 695 | 817 |
| 896 | Africa | 9 | 121 | 1035 | 994 |
| 896 | Fouling | 4 | 121 | 195 | 287 |
| 896 | genetic selection | 5 | 121 | 131 | 184 |
| 902 | Wildlife conservation | 4 | 120 | 1259 | 1546 |
| 902 | Semiconductors | 4 | 120 | 2148 | 1625 |
| 902 | Marine Pollution | 2 | 120 | 1760 | 1429 |
| 902 | Government agencies | 1 | 120 | 129 | 18 |
| 906 | Emergency Medical Services | 8 | 119 | 511 | 663 |
| 906 | Socioeconomic Factors | 8 | 119 | 442 | 767 |
| 906 | Gastrointestinal diseases | 10 | 119 | 348 | 611 |
| 909 | Adhesion | 1 | 117 | 1402 | 469 |
| 909 | adhesives | 1 | 117 | 1485 | 473 |
| 911 | Kinetics | 5 | 116 | 405 | 369 |
| 911 | Quantum Chemistry | 17 | 116 | 308 | 605 |
| 913 | cilia | 4 | 115 | 9 | 29 |
| 913 | Criminal behavior | 7 | 115 | 85 | 133 |
| 913 | at-risk youth | 3 | 115 | 102 | 158 |
| 916 | Database Management | 13 | 114 | 365 | 767 |
| 917 | Coronary heart disease | 6 | 113 | 126 | 83 |
| 917 | Quantum theory | 6 | 113 | 736 | 793 |
| 919 | Fluid Mechanics | 6 | 112 | 1483 | 1503 |
| 919 | Fertilization | 6 | 112 | 39 | 80 |
| 919 | DNA | 10 | 112 | 239 | 547 |
| 919 | gametes | 6 | 112 | 39 | 80 |
| 923 | Social interaction | 5 | 111 | 235 | 289 |
| 924 | Occupational exposure | 12 | 110 | 31 | 37 |
| 924 | Nanoparticles | 8 | 110 | 1344 | 2040 |
| 924 | data collection | 9 | 110 | 584 | 1385 |
| 924 | Biodiversity | 6 | 110 | 2007 | 2501 |
| 928 | Autism spectrum disorders | 1 | 108 | 179 | 70 |
| 928 | Neurotransmitters | 6 | 108 | 443 | 493 |
| 930 | Neuroimaging | 6 | 107 | 198 | 246 |
| 930 | Heat Exchangers | 2 | 107 | 1626 | 1382 |
| 930 | Bioinorganic chemistry | 11 | 107 | 859 | 1437 |
| 930 | mental processes | 6 | 107 | 236 | 269 |
| 934 | mass transfer | 4 | 106 | 1677 | 1747 |
| 935 | Human-Computer Interaction | 6 | 105 | 1194 | 1453 |
| 935 | Environmental Management | 5 | 105 | 2744 | 3712 |
| 935 | Water Purification | 2 | 105 | 1667 | 1012 |
| 935 | economic policy | 5 | 105 | 2365 | 1791 |
| 935 | Ultrasonics | 4 | 105 | 1066 | 1346 |
| 940 | Urban Anthropology | 4 | 104 | 118 | 107 |
| 941 | Planetary Science | 2 | 103 | 803 | 460 |
| 941 | Geometry | 6 | 103 | 1046 | 672 |
| 943 | Freshwater Ecology | 6 | 102 | 146 | 124 |
| 943 | Surface-Active Agents | 4 | 102 | 1062 | 1443 |
| 943 | Evidence-Based Medicine | 21 | 102 | 343 | 1237 |
| 943 | Surface properties | 4 | 102 | 1142 | 1562 |
| 943 | Bacteria | 5 | 102 | 308 | 659 |
| 943 | Aquatic animals | 8 | 102 | 77 | 160 |
| 949 | Depression | 4 | 101 | 340 | 660 |
| 949 | Medicinal plants | 5 | 101 | 1305 | 1825 |
| 951 | Databases | 5 | 100 | 305 | 377 |
| 951 | Radiopharmaceuticals | 11 | 100 | 171 | 193 |
| 951 | Risk assessment | 9 | 100 | 255 | 464 |
| 951 | Fluorescence | 4 | 100 | 399 | 300 |
| 955 | Signal Processing | 16 | 99 | 854 | 1766 |
| 955 | Behavioral research | 2 | 99 | 776 | 291 |
| 955 | Export Marketing | 3 | 99 | 213 | 281 |
| 958 | Risk Management | 5 | 98 | 604 | 769 |
| 958 | Microbial Genetics | 2 | 98 | 542 | 426 |
| 958 | Cognitive Behavioral Therapy | 2 | 98 | 347 | 252 |
| 958 | DNS | 7 | 98 | 293 | 617 |
| 962 | Probability | 4 | 97 | 601 | 652 |
| 962 | Synaptic Transmission | 7 | 97 | 344 | 655 |
| 962 | Financial management | 4 | 97 | 491 | 703 |
| 962 | Risk | 4 | 97 | 552 | 690 |
| 966 | Demography | 5 | 96 | 597 | 798 |
| 966 | Adipose tissue | 1 | 96 | 212 | 52 |
| 966 | probabilities | 6 | 96 | 1060 | 896 |
| 969 | Systems Engineering | 5 | 95 | 1962 | 1759 |
| 969 | Photography | 29 | 95 | 585 | 620 |
| 969 | psychopathology | 2 | 95 | 479 | 429 |
| 969 | Plant diseases | 2 | 95 | 2685 | 1951 |
| 973 | NMR | 12 | 94 | 200 | 410 |
| 973 | magnetic resonance | 12 | 94 | 205 | 426 |
| 975 | phytopathogenic bacteria | 1 | 93 | 532 | 402 |
| 976 | commerce | 2 | 92 | 2282 | 1518 |
| 977 | Chemical analysis | 3 | 91 | 1491 | 1425 |
| 978 | Radiologic Technology | 1 | 90 | 407 | 88 |
| 978 | Interventional Radiology | 1 | 90 | 407 | 88 |
| 978 | Interventional Radiography | 1 | 90 | 407 | 88 |
| 978 | Endoscopic Surgery | 1 | 90 | 407 | 88 |
| 978 | miniaturization | 10 | 90 | 1193 | 2561 |
| 983 | Exercise therapy | 5 | 89 | 279 | 303 |
| 983 | Respiratory Infections | 2 | 89 | 591 | 442 |
| 983 | Cell survival | 4 | 89 | 177 | 318 |
| 983 | molecular chaperones | 4 | 89 | 213 | 319 |
| 983 | Influenza | 2 | 89 | 469 | 353 |
| 988 | Industrial Engineering | 7 | 88 | 1444 | 2039 |
| 989 | School Psychology | 8 | 87 | 250 | 511 |
| 989 | Microbial Biotechnology | 3 | 87 | 1172 | 1171 |
| 989 | Library Science | 23 | 87 | 320 | 658 |
| 992 | Ecological Genetics | 4 | 86 | 653 | 597 |
| 992 | Ecophysiology | 4 | 86 | 174 | 244 |
| 992 | X-rays | 19 | 86 | 167 | 621 |
| 992 | Recycling | 1 | 86 | 1228 | 1189 |
| 996 | Socialization | 4 | 85 | 458 | 711 |
| 996 | Magnetic Materials | 1 | 85 | 2396 | 1582 |
| 996 | role | 4 | 85 | 364 | 599 |
| 999 | Combustion | 1 | 84 | 2201 | 1414 |
| 999 | pediatric pharmacology | 7 | 84 | 49 | 32 |