| 1 | Science | 3,082 | 293.9K | 66 | 72 |
| 2 | Biology | 2,818 | 276.2K | 78 | 79 |
| 3 | Physics | 2,820 | 263.3K | 120 | 101 |
| 4 | Medicine | 3,816 | 232.9K | 44 | 48 |
| 5 | Neurology | 2,678 | 204.0K | 32 | 35 |
| 6 | Chemistry | 4,106 | 181.5K | 41 | 89 |
| 7 | Molecular Biology | 2,613 | 164.9K | 39 | 59 |
| 8 | Biochemistry | 2,940 | 144.6K | 78 | 80 |
| 9 | Research | 2,863 | 122.7K | 31 | 32 |
| 10 | Natural history | 292 | 121.1K | 173 | 97 |
| 11 | Human genetics | 520 | 113.5K | 33 | 43 |
| 12 | Cytology | 853 | 81.6K | 79 | 75 |
| 13 | Psychiatry | 1,243 | 75.1K | 35 | 39 |
| 14 | Cell Biology | 712 | 74.3K | 86 | 79 |
| 15 | Immunology | 981 | 69.4K | 30 | 34 |
| 16 | Microbiology | 1,077 | 62.2K | 109 | 130 |
| 17 | Hematology | 1,015 | 58.3K | 33 | 24 |
| 18 | Medical genetics | 739 | 58.0K | 28 | 33 |
| 19 | Nuclear Physics | 1,251 | 56.2K | 158 | 140 |
| 20 | Neurophysiology | 718 | 53.3K | 42 | 43 |
| 21 | Metabolism | 583 | 50.8K | 44 | 27 |
| 22 | Virology | 442 | 49.9K | 88 | 81 |
| 23 | Biophysics | 1,139 | 47.2K | 65 | 60 |
| 24 | Genetics | 428 | 47.1K | 121 | 85 |
| 25 | Immunity | 274 | 39.3K | 48 | 52 |
| 26 | Psychophysiology | 659 | 39.0K | 48 | 52 |
| 27 | Astrophysics | 472 | 37.5K | 280 | 271 |
| 28 | Pharmacology | 850 | 34.0K | 102 | 85 |
| 29 | Hypertension | 411 | 34.0K | 29 | 29 |
| 30 | Cancer | 698 | 33.3K | 50 | 70 |
| 31 | Endocrinology | 494 | 33.1K | 100 | 92 |
| 32 | Mental Disorders | 492 | 33.0K | 48 | 47 |
| 33 | Cardiovascular system | 323 | 32.8K | 42 | 38 |
| 34 | Allergy | 330 | 32.0K | 10 | 17 |
| 35 | Ecology | 502 | 31.6K | 282 | 275 |
| 36 | Physiology | 655 | 31.6K | 91 | 89 |
| 37 | Environment | 366 | 30.9K | 207 | 165 |
| 38 | Nutrition | 601 | 30.3K | 40 | 42 |
| 39 | Public Health | 898 | 29.7K | 75 | 132 |
| 40 | Biotechnology | 407 | 29.3K | 200 | 164 |
| 41 | Psychology | 654 | 28.5K | 131 | 136 |
| 42 | arthritis | 798 | 28.2K | 2 | 10 |
| 43 | Leukemia | 301 | 27.4K | 6 | 6 |
| 44 | Metabolic diseases | 372 | 27.4K | 62 | 71 |
| 45 | Materials | 404 | 27.3K | 418 | 251 |
| 46 | nucleic acids | 175 | 25.7K | 68 | 43 |
| 47 | Neurobiology | 242 | 25.7K | 58 | 34 |
| 48 | Statistical physics | 734 | 25.5K | 59 | 62 |
| 49 | Nervous system | 384 | 25.4K | 36 | 53 |
| 50 | Economics | 600 | 25.4K | 67 | 80 |
| 51 | Nanotechnology | 361 | 25.1K | 286 | 216 |
| 52 | Mental illness | 353 | 23.8K | 33 | 36 |
| 53 | Astronomy | 350 | 23.8K | 293 | 281 |
| 54 | Pollution | 215 | 23.5K | 429 | 208 |
| 55 | Surgery | 162 | 23.4K | 94 | 68 |
| 56 | Spectrum analysis | 376 | 23.0K | 259 | 257 |
| 57 | Pathology | 488 | 22.8K | 18 | 31 |
| 58 | Bioengineering | 308 | 22.4K | 142 | 142 |
| 59 | Transplantation | 362 | 21.8K | 19 | 16 |
| 60 | Oncology | 179 | 20.7K | 95 | 53 |
| 61 | Environmental Health | 291 | 20.3K | 248 | 181 |
| 62 | Biocompatible Materials | 374 | 20.2K | 147 | 164 |
| 63 | Condensed Matter | 576 | 20.2K | 174 | 193 |
| 64 | Brain | 469 | 19.6K | 60 | 86 |
| 65 | Mathematical Physics | 380 | 19.1K | 71 | 39 |
| 66 | Toxicology | 455 | 19.0K | 93 | 76 |
| 67 | Quantum Gravity | 398 | 18.6K | 150 | 147 |
| 68 | Solid State Physics | 608 | 18.4K | 182 | 199 |
| 69 | Biomedical Engineering | 503 | 18.3K | 108 | 118 |
| 70 | Critical Care | 263 | 17.5K | 31 | 47 |
| 71 | Parenteral nutrition | 105 | 17.5K | 22 | 9 |
| 72 | Rheumatology | 235 | 17.5K | 16 | 14 |
| 73 | Critical Care Medicine | 262 | 17.4K | 33 | 51 |
| 74 | Nonlinear Dynamics | 420 | 17.4K | 27 | 26 |
| 75 | Psychopharmacology | 215 | 17.3K | 43 | 41 |
| 76 | Epidemiology | 399 | 17.1K | 91 | 105 |
| 77 | Enteral nutrition | 88 | 17.0K | 16 | 8 |
| 78 | drugs | 229 | 16.4K | 38 | 1 |
| 79 | Liver diseases | 167 | 16.1K | 61 | 50 |
| 80 | Polymers | 464 | 16.0K | 206 | 200 |
| 81 | Immunotherapy | 149 | 16.0K | 67 | 37 |
| 82 | Immune system | 100 | 15.7K | 47 | 57 |
| 83 | personality | 182 | 15.5K | 58 | 50 |
| 84 | Computational Biology | 310 | 15.4K | 31 | 68 |
| 85 | Biodiversity conservation | 104 | 15.2K | 115 | 68 |
| 86 | Pharmaceutical Chemistry | 327 | 15.2K | 128 | 106 |
| 87 | Pediatric Neurology | 141 | 15.2K | 26 | 37 |
| 88 | Clinical Chemistry | 332 | 15.1K | 50 | 43 |
| 89 | Biochemical Engineering | 76 | 15.1K | 528 | 185 |
| 90 | Botany | 316 | 14.7K | 226 | 245 |
| 91 | drug therapy | 295 | 14.6K | 54 | 29 |
| 92 | Behavior | 257 | 14.1K | 161 | 156 |
| 93 | Neurons | 77 | 14.1K | 55 | 67 |
| 94 | Cognitive neuroscience | 200 | 14.1K | 26 | 35 |
| 95 | Genomics | 308 | 13.7K | 69 | 67 |
| 96 | United States | 183 | 13.6K | 425 | 208 |
| 97 | Biomechanics | 164 | 13.4K | 39 | 22 |
| 98 | Catalysis | 350 | 13.4K | 193 | 267 |
| 99 | Europe | 590 | 13.3K | 28 | 35 |
| 100 | Diabetes | 253 | 13.3K | 71 | 94 |
| 101 | Aging | 365 | 12.8K | 68 | 86 |
| 102 | Neurochemistry | 266 | 12.7K | 79 | 84 |
| 103 | Environmental Policy | 176 | 12.6K | 128 | 105 |
| 104 | Biopharmaceutics | 102 | 12.5K | 22 | 1 |
| 105 | Developmental Biology | 167 | 12.4K | 130 | 126 |
| 106 | Disease | 17 | 12.4K | 35 | 19 |
| 107 | diseases | 16 | 12.4K | 49 | 19 |
| 108 | Diabetes mellitus | 231 | 12.1K | 63 | 97 |
| 109 | genome | 154 | 12.0K | 49 | 71 |
| 110 | human behavior | 164 | 12.0K | 140 | 126 |
| 111 | Medical Microbiology | 292 | 11.7K | 37 | 90 |
| 112 | Materials Science | 179 | 11.7K | 464 | 308 |
| 113 | Climate change | 46 | 11.7K | 134 | 71 |
| 114 | Eutrophication | 45 | 11.7K | 132 | 71 |
| 115 | Neuropsychology | 334 | 11.6K | 40 | 62 |
| 116 | biological evolution | 151 | 11.0K | 142 | 157 |
| 117 | nanoscience | 124 | 11.0K | 269 | 171 |
| 118 | Muscles | 147 | 10.9K | 6 | 2 |
| 119 | Social Psychology | 186 | 10.9K | 135 | 132 |
| 120 | Health Policy | 408 | 10.9K | 26 | 45 |
| 121 | Drug delivery systems | 40 | 10.8K | 204 | 13 |
| 122 | Health | 223 | 10.5K | 63 | 45 |
| 123 | Therapeutics | 181 | 10.3K | 58 | 44 |
| 124 | polymerization | 353 | 10.2K | 203 | 228 |
| 125 | Sarcopenia | 123 | 10.2K | 1 | 1 |
| 126 | Colloids | 200 | 10.2K | 312 | 219 |
| 127 | Histology | 294 | 10.0K | 18 | 39 |
| 128 | Pediatrics | 145 | 9.9K | 180 | 139 |
| 129 | Memory | 225 | 9.9K | 68 | 70 |
| 130 | Mathematics | 716 | 9.9K | 196 | 207 |
| 131 | Animal Behavior | 209 | 9.8K | 111 | 126 |
| 132 | Surface Chemistry | 223 | 9.8K | 272 | 206 |
| 133 | Hemodynamics | 154 | 9.8K | 11 | 9 |
| 134 | Bacteriology | 150 | 9.7K | 115 | 113 |
| 135 | Obstetrics | 323 | 9.6K | 78 | 94 |
| 136 | Diagnostic Imaging | 268 | 9.5K | 29 | 41 |
| 137 | Perception | 205 | 9.4K | 93 | 67 |
| 138 | Dermatology | 187 | 9.2K | 89 | 62 |
| 139 | Bioinformatics | 199 | 9.1K | 54 | 104 |
| 140 | pain | 165 | 9.1K | 48 | 56 |
| 141 | Physical Chemistry | 157 | 9.0K | 117 | 96 |
| 142 | Plant cells | 92 | 8.8K | 118 | 143 |
| 143 | Attention | 193 | 8.7K | 77 | 49 |
| 144 | Cognition | 261 | 8.7K | 51 | 99 |
| 145 | Visual Perception | 186 | 8.7K | 78 | 49 |
| 146 | Oncogenes | 120 | 8.4K | 46 | 65 |
| 147 | Cognitive Science | 129 | 8.3K | 38 | 60 |
| 148 | Medical Laboratory Science | 188 | 8.1K | 44 | 79 |
| 149 | Optical materials | 119 | 8.0K | 235 | 171 |
| 150 | Cytogenetics | 106 | 7.9K | 91 | 103 |
| 151 | Optics | 333 | 7.9K | 279 | 246 |
| 152 | Microbial Ecology | 118 | 7.8K | 172 | 207 |
| 153 | Geriatrics | 377 | 7.7K | 79 | 155 |
| 154 | Sleep Disorders | 305 | 7.6K | 23 | 50 |
| 155 | Sleep | 305 | 7.6K | 22 | 54 |
| 156 | Ethology | 120 | 7.6K | 137 | 125 |
| 157 | Nanostructured Materials | 243 | 7.5K | 151 | 229 |
| 158 | Inflammation | 109 | 7.5K | 8 | 3 |
| 159 | soil microbiology | 51 | 7.4K | 213 | 86 |
| 160 | plant molecular biology | 86 | 7.4K | 160 | 151 |
| 161 | Statistics | 201 | 7.4K | 140 | 136 |
| 162 | Urology | 174 | 7.3K | 99 | 84 |
| 163 | Cell differentiation | 122 | 7.2K | 127 | 193 |
| 164 | Land use | 107 | 7.2K | 12 | 5 |
| 165 | Cerebral cortex | 144 | 7.2K | 25 | 38 |
| 166 | Photonics | 130 | 7.1K | 156 | 144 |
| 166 | Bones | 96 | 7.1K | 18 | 15 |
| 168 | Neurosurgery | 110 | 7.1K | 17 | 12 |
| 169 | Parasitic Diseases | 182 | 7.1K | 33 | 42 |
| 170 | Anatomy | 181 | 7.0K | 90 | 124 |
| 170 | Plants | 78 | 7.0K | 235 | 161 |
| 172 | Reproduction | 192 | 7.0K | 109 | 109 |
| 173 | Sociology | 221 | 7.0K | 158 | 195 |
| 174 | Medical Physics | 102 | 6.9K | 185 | 85 |
| 175 | Soil biology | 42 | 6.9K | 145 | 50 |
| 176 | infection | 224 | 6.8K | 15 | 44 |
| 177 | Diagnostic microbiology | 88 | 6.8K | 69 | 79 |
| 178 | Analytical Chemistry | 256 | 6.7K | 284 | 378 |
| 179 | Environmental Engineering | 50 | 6.7K | 720 | 297 |
| 180 | Child Development | 119 | 6.6K | 176 | 160 |
| 181 | Parasitology | 190 | 6.6K | 65 | 54 |
| 182 | Medical innovations | 64 | 6.6K | 50 | 60 |
| 183 | Clinical Pharmacology | 136 | 6.6K | 40 | 20 |
| 184 | Evolution | 105 | 6.5K | 181 | 196 |
| 185 | gene therapy | 117 | 6.4K | 30 | 33 |
| 186 | Cardiovascular diseases | 155 | 6.4K | 59 | 38 |
| 187 | free radicals | 104 | 6.4K | 50 | 58 |
| 188 | Infections | 200 | 6.3K | 5 | 33 |
| 189 | Plant physiology | 165 | 6.3K | 101 | 180 |
| 190 | Long-Term Care | 23 | 6.2K | 94 | 17 |
| 190 | Long-term care facilities | 23 | 6.2K | 94 | 17 |
| 192 | Heart Failure | 63 | 6.1K | 40 | 14 |
| 193 | Machine Learning | 13 | 6.1K | 90 | 8 |
| 194 | Bone diseases | 51 | 6.1K | 7 | 9 |
| 195 | United Kingdom | 135 | 6.1K | 73 | 83 |
| 196 | Orthopedics | 202 | 6.0K | 43 | 51 |
| 197 | Growth | 67 | 6.0K | 148 | 136 |
| 198 | Obesity | 129 | 6.0K | 134 | 140 |
| 199 | Diet | 117 | 6.0K | 153 | 179 |
| 200 | drug development | 55 | 6.0K | 68 | 64 |
| 201 | Stem cells | 159 | 6.0K | 50 | 66 |
| 202 | viruses | 123 | 5.9K | 107 | 144 |
| 203 | environmental pollution | 124 | 5.9K | 470 | 433 |
| 204 | Membranes | 112 | 5.8K | 141 | 132 |
| 205 | Econometrics | 137 | 5.8K | 51 | 82 |
| 205 | Bioorganic chemistry | 120 | 5.8K | 229 | 167 |
| 207 | Schizophrenia | 142 | 5.8K | 45 | 66 |
| 208 | Molecular structure | 85 | 5.8K | 195 | 114 |
| 209 | Education | 226 | 5.7K | 231 | 216 |
| 210 | Data Mining | 62 | 5.7K | 91 | 62 |
| 211 | brain mapping | 120 | 5.7K | 9 | 24 |
| 212 | Jurisprudence | 121 | 5.7K | 25 | 4 |
| 213 | Respiration | 139 | 5.6K | 78 | 93 |
| 214 | Earth Sciences | 132 | 5.5K | 287 | 269 |
| 215 | preventive medicine | 289 | 5.5K | 13 | 70 |
| 216 | rehabilitation | 101 | 5.5K | 169 | 117 |
| 217 | Hormones | 107 | 5.4K | 54 | 39 |
| 218 | Host-parasite interactions | 63 | 5.4K | 120 | 125 |
| 219 | sanitation | 24 | 5.4K | 445 | 209 |
| 220 | Genetic engineering | 93 | 5.3K | 133 | 107 |
| 221 | Child psychology | 70 | 5.3K | 225 | 175 |
| 222 | Embryology | 96 | 5.3K | 163 | 174 |
| 223 | Organic Chemistry | 108 | 5.3K | 392 | 253 |
| 224 | Clinical Immunology | 155 | 5.3K | 23 | 24 |
| 225 | Environmental Management | 86 | 5.2K | 271 | 196 |
| 226 | miniaturization | 79 | 5.2K | 200 | 205 |
| 227 | Quality of life | 114 | 5.1K | 34 | 53 |
| 228 | Paleontology | 224 | 5.1K | 19 | 26 |
| 229 | gene mapping | 99 | 5.1K | 121 | 147 |
| 230 | Meteorites | 94 | 5.1K | 105 | 131 |
| 231 | Sustainable Development | 76 | 5.1K | 84 | 82 |
| 232 | Social Sciences | 215 | 5.1K | 144 | 175 |
| 233 | Medical Oncology | 118 | 5.0K | 134 | 140 |
| 234 | global environmental change | 100 | 5.0K | 10 | 26 |
| 235 | Immunopathology | 135 | 5.0K | 35 | 48 |
| 236 | Zoology | 246 | 5.0K | 58 | 129 |
| 237 | Genetic therapy | 115 | 4.9K | 40 | 46 |
| 238 | Chemical Engineering | 281 | 4.9K | 337 | 704 |
| 239 | Child | 136 | 4.9K | 161 | 129 |
| 240 | Astrocytes | 58 | 4.9K | 11 | 9 |
| 241 | Biodiversity | 99 | 4.9K | 155 | 165 |
| 242 | Lipids | 140 | 4.8K | 14 | 62 |
| 243 | risk factors | 83 | 4.8K | 23 | 10 |
| 244 | Engineering | 117 | 4.8K | 387 | 210 |
| 245 | Geophysics | 117 | 4.7K | 532 | 483 |
| 246 | Microelectronics | 64 | 4.7K | 251 | 195 |
| 247 | Bacterial infections | 78 | 4.7K | 24 | 53 |
| 248 | data collection | 42 | 4.6K | 62 | 47 |
| 249 | Meteorology | 93 | 4.6K | 271 | 268 |
| 250 | Developing countries | 110 | 4.6K | 132 | 114 |
| 251 | Alzheimer's disease | 201 | 4.6K | 71 | 85 |
| 252 | Tropical Medicine | 137 | 4.5K | 46 | 28 |
| 253 | Economic History | 201 | 4.5K | 143 | 157 |
| 254 | Food | 303 | 4.5K | 42 | 247 |
| 255 | Ophthalmology | 139 | 4.5K | 132 | 155 |
| 256 | Environmental monitoring | 102 | 4.4K | 373 | 401 |
| 257 | Light | 58 | 4.4K | 69 | 112 |
| 258 | cell physiology | 66 | 4.4K | 170 | 154 |
| 259 | Cell metabolism | 26 | 4.4K | 90 | 89 |
| 260 | Synaptic Transmission | 99 | 4.4K | 5 | 4 |
| 261 | Geology | 157 | 4.4K | 338 | 384 |
| 262 | Developmental Psychology | 102 | 4.3K | 66 | 94 |
| 263 | medical education | 140 | 4.3K | 124 | 110 |
| 264 | Homeostasis | 16 | 4.3K | 104 | 88 |
| 265 | Learning | 102 | 4.3K | 96 | 123 |
| 266 | Planetary Science | 85 | 4.3K | 23 | 10 |
| 267 | Nanostructures | 49 | 4.2K | 232 | 160 |
| 268 | Nuclear Medicine | 81 | 4.2K | 82 | 56 |
| 269 | Thrombosis | 82 | 4.2K | 85 | 71 |
| 270 | Autoimmunity | 71 | 4.2K | 25 | 30 |
| 271 | Molecular Imaging | 81 | 4.2K | 35 | 41 |
| 272 | Electrochemistry | 220 | 4.1K | 380 | 452 |
| 273 | Electrophoresis | 109 | 4.1K | 51 | 34 |
| 274 | Psychosomatic Medicine | 92 | 4.1K | 32 | 48 |
| 275 | management | 57 | 4.1K | 687 | 523 |
| 276 | Database Management | 84 | 4.1K | 52 | 46 |
| 277 | Histochemistry | 170 | 4.0K | 3 | 10 |
| 278 | Environmental Toxicology | 42 | 4.0K | 421 | 169 |
| 279 | Magnetic Resonance Imaging | 95 | 3.9K | 14 | 12 |
| 280 | Antigens | 104 | 3.9K | 14 | 23 |
| 281 | Economic Development | 80 | 3.9K | 117 | 132 |
| 282 | Technology | 148 | 3.9K | 314 | 353 |
| 283 | Gerontology | 198 | 3.8K | 93 | 113 |
| 284 | behavioral medicine | 69 | 3.8K | 118 | 135 |
| 285 | Virulence | 65 | 3.8K | 118 | 156 |
| 286 | Medical Imaging | 83 | 3.8K | 13 | 11 |
| 287 | Molecular evolution | 58 | 3.8K | 163 | 149 |
| 288 | Radiobiology | 83 | 3.7K | 134 | 126 |
| 289 | Hydrology | 116 | 3.6K | 199 | 249 |
| 290 | environmental indicators | 42 | 3.6K | 80 | 25 |
| 290 | finance | 64 | 3.6K | 343 | 186 |
| 292 | Emotions | 65 | 3.6K | 27 | 43 |
| 292 | proteins | 119 | 3.6K | 114 | 165 |
| 294 | Electronics | 69 | 3.6K | 639 | 357 |
| 295 | Chronic diseases | 44 | 3.6K | 87 | 101 |
| 296 | Educational Psychology | 107 | 3.5K | 117 | 141 |
| 297 | Fisheries | 76 | 3.5K | 162 | 106 |
| 298 | Plant Ecology | 43 | 3.5K | 361 | 222 |
| 299 | biological factors | 87 | 3.4K | 84 | 93 |
| 300 | Solid State Chemistry | 142 | 3.4K | 179 | 160 |
| 301 | Pharmacogenetics | 66 | 3.4K | 46 | 44 |
| 302 | Substance Abuse | 94 | 3.4K | 125 | 95 |
| 303 | Artificial Intelligence | 127 | 3.4K | 311 | 463 |
| 304 | Signal Transduction | 84 | 3.4K | 74 | 142 |
| 305 | fuel cells | 30 | 3.4K | 281 | 164 |
| 306 | mycoses | 28 | 3.3K | 101 | 79 |
| 307 | vascular diseases | 53 | 3.3K | 72 | 68 |
| 308 | Genetic regulation | 56 | 3.3K | 99 | 133 |
| 309 | Social behavior | 80 | 3.3K | 84 | 121 |
| 310 | cytokines | 40 | 3.3K | 124 | 51 |
| 311 | Neuroimmunology | 72 | 3.3K | 20 | 45 |
| 312 | Spine | 71 | 3.3K | 50 | 66 |
| 313 | Chromosome mapping | 76 | 3.2K | 132 | 169 |
| 314 | Mycology | 50 | 3.2K | 240 | 141 |
| 315 | complementary therapies | 127 | 3.2K | 26 | 38 |
| 316 | Alternative Medicine | 123 | 3.1K | 24 | 36 |
| 317 | Climatology | 80 | 3.1K | 213 | 240 |
| 318 | Geography | 127 | 3.1K | 172 | 233 |
| 319 | atmospheric models | 35 | 3.1K | 123 | 84 |
| 320 | city planning | 101 | 3.1K | 93 | 103 |
| 321 | Industrial Microbiology | 48 | 3.0K | 242 | 173 |
| 322 | Experimental Psychology | 20 | 3.0K | 185 | 54 |
| 323 | Pharmacy | 85 | 3.0K | 209 | 180 |
| 324 | Psychoneuroimmunology | 61 | 3.0K | 21 | 42 |
| 325 | Vaccines | 98 | 3.0K | 129 | 140 |
| 326 | Decision making | 44 | 3.0K | 188 | 112 |
| 327 | Antibodies | 61 | 3.0K | 18 | 17 |
| 328 | Soil Science | 87 | 3.0K | 166 | 187 |
| 329 | nuclear magnetic resonance | 89 | 2.9K | 82 | 72 |
| 330 | epilepsy | 81 | 2.9K | 40 | 33 |
| 331 | Proteome | 60 | 2.9K | 90 | 106 |
| 332 | Numerical Analysis | 118 | 2.9K | 118 | 117 |
| 333 | Oxidation-reduction | 50 | 2.8K | 47 | 89 |
| 334 | Stochastic Processes | 65 | 2.8K | 17 | 3 |
| 335 | Food Microbiology | 35 | 2.8K | 191 | 118 |
| 336 | Chemotherapy | 64 | 2.8K | 142 | 84 |
| 337 | Energy Conversion | 23 | 2.8K | 363 | 269 |
| 338 | food technology | 43 | 2.8K | 512 | 304 |
| 339 | Regional Planning | 88 | 2.7K | 96 | 114 |
| 339 | Population | 32 | 2.7K | 122 | 48 |
| 341 | Quantum theory | 73 | 2.7K | 60 | 47 |
| 342 | Magnetic Resonance Spectroscopy | 84 | 2.7K | 93 | 82 |
| 343 | lasers | 108 | 2.7K | 181 | 160 |
| 344 | Telecommunication | 24 | 2.7K | 890 | 377 |
| 345 | Paleoclimatology | 58 | 2.7K | 136 | 113 |
| 346 | Adolescent | 61 | 2.7K | 288 | 206 |
| 347 | Communication | 40 | 2.6K | 440 | 248 |
| 348 | Philosophy | 212 | 2.6K | 65 | 77 |
| 349 | environmental exposure | 69 | 2.6K | 128 | 127 |
| 350 | Linguistics | 182 | 2.6K | 34 | 112 |
| 351 | drug resistance | 65 | 2.6K | 6 | 11 |
| 352 | Systems Biology | 96 | 2.6K | 67 | 95 |
| 353 | occupational diseases | 66 | 2.6K | 47 | 49 |
| 354 | Sports Medicine | 104 | 2.6K | 267 | 338 |
| 355 | organization | 12 | 2.5K | 335 | 166 |
| 356 | Bioenergetics | 56 | 2.5K | 71 | 66 |
| 357 | Photochemistry | 89 | 2.5K | 56 | 98 |
| 358 | Steroids | 36 | 2.5K | 144 | 50 |
| 359 | cell membrane | 61 | 2.5K | 51 | 62 |
| 360 | Teaching | 40 | 2.5K | 318 | 149 |
| 361 | Molecular Genetics | 57 | 2.5K | 270 | 332 |
| 362 | Forensic Genetics | 41 | 2.5K | 20 | 19 |
| 363 | Bacteria | 43 | 2.5K | 14 | 23 |
| 364 | Environmental Chemistry | 30 | 2.4K | 431 | 376 |
| 365 | Orthopedic Surgery | 61 | 2.4K | 46 | 26 |
| 365 | Cytokine | 17 | 2.4K | 56 | 12 |
| 367 | Information Technology | 71 | 2.4K | 179 | 248 |
| 368 | General Surgery | 260 | 2.4K | 5 | 28 |
| 369 | economic policy | 143 | 2.4K | 86 | 146 |
| 370 | Cell death | 53 | 2.4K | 136 | 225 |
| 371 | rare diseases | 63 | 2.4K | 15 | 18 |
| 372 | Environmental Microbiology | 50 | 2.4K | 134 | 202 |
| 373 | Surface properties | 20 | 2.4K | 251 | 50 |
| 374 | Political Science | 138 | 2.4K | 136 | 193 |
| 375 | Drug design | 52 | 2.4K | 115 | 97 |
| 376 | Health Services Research | 87 | 2.4K | 140 | 170 |
| 377 | Growth factors | 15 | 2.4K | 22 | 12 |
| 378 | Agriculture | 132 | 2.3K | 117 | 244 |
| 379 | Dementia | 172 | 2.3K | 78 | 121 |
| 380 | Wireless Communication Systems | 18 | 2.3K | 983 | 307 |
| 381 | Geochemistry | 42 | 2.3K | 514 | 434 |
| 382 | Geriatric Oncology | 25 | 2.3K | 77 | 24 |
| 383 | drug evaluation | 67 | 2.3K | 45 | 42 |
| 384 | Molecular Microbiology | 43 | 2.3K | 138 | 189 |
| 385 | Plant diseases | 89 | 2.3K | 204 | 237 |
| 386 | Renewable Energy Sources | 20 | 2.3K | 975 | 646 |
| 387 | Clinical Biochemistry | 59 | 2.3K | 82 | 82 |
| 388 | biopolymers | 51 | 2.3K | 171 | 134 |
| 389 | Kidney diseases | 71 | 2.2K | 63 | 84 |
| 390 | alcoholism | 66 | 2.2K | 203 | 198 |
| 391 | environmental protection | 62 | 2.2K | 503 | 582 |
| 392 | Energy metabolism | 48 | 2.2K | 71 | 71 |
| 393 | fertility | 37 | 2.2K | 189 | 158 |
| 394 | Cosmology | 23 | 2.2K | 130 | 54 |
| 394 | Gastrointestinal diseases | 21 | 2.2K | 90 | 4 |
| 396 | Infertility | 34 | 2.2K | 181 | 141 |
| 397 | Proteomics | 50 | 2.2K | 78 | 102 |
| 398 | Aquaculture | 47 | 2.2K | 248 | 177 |
| 399 | Parasites | 77 | 2.2K | 93 | 110 |
| 400 | Neuropsychiatry | 55 | 2.2K | 64 | 59 |
| 401 | Paleoecology | 47 | 2.2K | 156 | 125 |
| 402 | plant communities | 22 | 2.2K | 320 | 208 |
| 403 | sustainability | 30 | 2.1K | 95 | 108 |
| 404 | Information Science | 79 | 2.1K | 224 | 341 |
| 405 | Remote Sensing | 71 | 2.1K | 86 | 60 |
| 406 | Randomized Controlled Trials | 101 | 2.1K | 47 | 46 |
| 407 | Surface-Active Agents | 17 | 2.1K | 272 | 58 |
| 408 | Soft Condensed Matter | 47 | 2.1K | 186 | 130 |
| 409 | cell interaction | 58 | 2.1K | 43 | 60 |
| 410 | Analytical Biochemistry | 43 | 2.1K | 218 | 153 |
| 411 | Anxiety Disorders | 43 | 2.1K | 52 | 89 |
| 411 | Anxiety | 43 | 2.1K | 52 | 89 |
| 413 | nuclear astrophysics | 20 | 2.1K | 106 | 37 |
| 414 | psychotherapy | 155 | 2.1K | 45 | 240 |
| 415 | Cybernetics | 40 | 2.1K | 298 | 256 |
| 416 | cloning | 32 | 2.1K | 61 | 82 |
| 417 | Phylogeny | 41 | 2.1K | 87 | 97 |
| 418 | Neurotransmitters | 80 | 2.0K | 18 | 30 |
| 419 | Radiography | 29 | 2.0K | 157 | 158 |
| 420 | Comparative Physiology | 79 | 2.0K | 48 | 85 |
| 421 | Bioinorganic chemistry | 87 | 2.0K | 91 | 139 |
| 422 | Antioxidants | 32 | 2.0K | 67 | 96 |
| 423 | Game Theory | 45 | 2.0K | 41 | 31 |
| 424 | Autoimmune diseases | 42 | 2.0K | 38 | 43 |
| 425 | Bipolar Disorder | 38 | 2.0K | 39 | 48 |
| 426 | Agricultural Ecology | 97 | 2.0K | 42 | 166 |
| 427 | Energy Policy | 46 | 2.0K | 496 | 576 |
| 428 | Medical Technology | 98 | 1.9K | 41 | 121 |
| 429 | Wildlife conservation | 44 | 1.9K | 159 | 182 |
| 430 | scientific societies | 51 | 1.9K | 51 | 43 |
| 431 | Nephrology | 46 | 1.9K | 66 | 77 |
| 432 | Plant Genetics | 27 | 1.9K | 121 | 107 |
| 433 | Microscopy | 62 | 1.9K | 94 | 104 |
| 434 | Psycholinguistics | 71 | 1.9K | 98 | 168 |
| 434 | Artificial Organs | 97 | 1.9K | 13 | 18 |
| 436 | Autoantibodies | 39 | 1.9K | 36 | 40 |
| 437 | Dynamics | 68 | 1.9K | 109 | 75 |
| 438 | Water | 57 | 1.9K | 434 | 626 |
| 438 | older people | 150 | 1.9K | 102 | 136 |
| 440 | Computational Chemistry | 16 | 1.9K | 183 | 89 |
| 441 | mathematical analysis | 134 | 1.8K | 181 | 219 |
| 442 | Lipid metabolism | 43 | 1.8K | 6 | 21 |
| 442 | Lipid | 43 | 1.8K | 6 | 22 |
| 444 | Business | 51 | 1.8K | 358 | 539 |
| 445 | Flow cytometry | 47 | 1.8K | 10 | 12 |
| 446 | Biometrics | 78 | 1.8K | 94 | 140 |
| 447 | Health Education | 52 | 1.8K | 313 | 241 |
| 448 | environmental issues | 37 | 1.8K | 14 | 15 |
| 449 | energy resources | 38 | 1.8K | 205 | 320 |
| 450 | Lung Transplantation | 44 | 1.8K | 48 | 57 |
| 450 | Heart transplantation | 44 | 1.8K | 48 | 57 |
| 452 | DNA polymerases | 21 | 1.8K | 75 | 115 |
| 453 | Paleogeography | 33 | 1.8K | 198 | 139 |
| 454 | Image Processing | 49 | 1.8K | 416 | 437 |
| 455 | Chemical industry | 227 | 1.8K | 32 | 53 |
| 456 | Antibacterial agents | 29 | 1.8K | 62 | 32 |
| 457 | Primary health care | 97 | 1.8K | 130 | 199 |
| 458 | Women's health | 42 | 1.8K | 156 | 96 |
| 459 | Transportation | 21 | 1.8K | 530 | 284 |
| 460 | Radiation Oncology | 61 | 1.8K | 11 | 9 |
| 461 | Agricultural systems | 28 | 1.7K | 35 | 26 |
| 462 | Research Design | 53 | 1.7K | 128 | 198 |
| 463 | Reproductive toxicology | 30 | 1.7K | 27 | 25 |
| 464 | Fishery management | 28 | 1.7K | 157 | 61 |
| 465 | Genetic disorders | 71 | 1.7K | 14 | 37 |
| 466 | sex differences | 18 | 1.7K | 4 | 3 |
| 467 | Infection control | 56 | 1.7K | 3 | 6 |
| 468 | Immunogenetics | 64 | 1.7K | 26 | 47 |
| 469 | accidents | 119 | 1.7K | 4 | 2 |
| 470 | Forensic Psychiatry | 161 | 1.7K | 5 | 25 |
| 471 | International Finance | 29 | 1.7K | 417 | 191 |
| 472 | Medical Anthropology | 42 | 1.7K | 211 | 258 |
| 473 | Information Theory | 49 | 1.6K | 210 | 209 |
| 474 | Gene expression regulation | 37 | 1.6K | 118 | 162 |
| 475 | enzymes | 58 | 1.6K | 140 | 202 |
| 476 | blood transfusion | 64 | 1.6K | 55 | 56 |
| 477 | Organometallic chemistry | 77 | 1.6K | 138 | 143 |
| 478 | probabilities | 100 | 1.6K | 96 | 96 |
| 479 | energy development | 13 | 1.6K | 233 | 177 |
| 480 | Ethnology | 89 | 1.6K | 86 | 77 |
| 481 | Labor Economics | 23 | 1.6K | 67 | 37 |
| 482 | Developmental Genetics | 20 | 1.6K | 126 | 147 |
| 483 | Geometry | 83 | 1.6K | 78 | 38 |
| 484 | Signal Processing | 34 | 1.6K | 743 | 584 |
| 485 | animals | 67 | 1.6K | 83 | 78 |
| 486 | Biogeography | 27 | 1.6K | 240 | 242 |
| 487 | Eating Disorders | 57 | 1.6K | 83 | 119 |
| 487 | Feeding and Eating Disorders | 57 | 1.6K | 76 | 114 |
| 489 | Oxidative stress | 29 | 1.5K | 85 | 128 |
| 490 | histological techniques | 41 | 1.5K | 50 | 86 |
| 491 | natural disasters | 20 | 1.5K | 303 | 123 |
| 492 | Adolescent Medicine | 11 | 1.5K | 198 | 136 |
| 493 | protein | 53 | 1.5K | 131 | 197 |
| 494 | System analysis | 65 | 1.5K | 296 | 343 |
| 495 | Pituitary gland | 23 | 1.5K | 19 | 8 |
| 496 | Audiology | 38 | 1.5K | 136 | 125 |
| 497 | Sports | 69 | 1.5K | 315 | 374 |
| 498 | Clinical Psychology | 53 | 1.5K | 215 | 321 |
| 499 | human development | 44 | 1.5K | 94 | 129 |
| 500 | Respiratory system | 30 | 1.5K | 77 | 43 |
| 501 | Germany | 267 | 1.5K | 1 | 5 |
| 502 | Energy Storage | 24 | 1.5K | 306 | 212 |
| 503 | Mass Spectrometry | 55 | 1.4K | 114 | 172 |
| 503 | commerce | 51 | 1.4K | 124 | 278 |
| 505 | Animal ecology | 42 | 1.4K | 226 | 237 |
| 505 | Entomology | 167 | 1.4K | 107 | 319 |
| 507 | Development | 31 | 1.4K | 122 | 135 |
| 508 | Systems Engineering | 44 | 1.4K | 358 | 307 |
| 508 | Databases | 41 | 1.4K | 57 | 64 |
| 510 | health planning | 39 | 1.4K | 395 | 224 |
| 511 | Genes | 32 | 1.4K | 167 | 103 |
| 512 | Urban Economics | 9 | 1.4K | 138 | 55 |
| 513 | Electrochemical Analysis | 79 | 1.4K | 111 | 219 |
| 514 | Hippocampus | 28 | 1.4K | 28 | 48 |
| 515 | urban population | 8 | 1.4K | 87 | 38 |
| 516 | Sustainable agriculture | 31 | 1.4K | 73 | 64 |
| 517 | visualization | 118 | 1.4K | 72 | 121 |
| 518 | Public Policy | 71 | 1.3K | 178 | 293 |
| 519 | Operations Research | 68 | 1.3K | 337 | 509 |
| 520 | Human Geography | 87 | 1.3K | 84 | 175 |
| 521 | Pharmacogenomics | 18 | 1.3K | 22 | 7 |
| 522 | Consciousness | 42 | 1.3K | 16 | 33 |
| 523 | disease outbreaks | 25 | 1.3K | 78 | 63 |
| 523 | Epidemics | 24 | 1.3K | 81 | 63 |
| 525 | Photobiology | 54 | 1.3K | 61 | 120 |
| 526 | Nanoparticles | 42 | 1.3K | 287 | 379 |
| 527 | Molecular Pharmacology | 14 | 1.3K | 268 | 134 |
| 528 | bioclimatology | 31 | 1.3K | 86 | 65 |
| 529 | Crystal growth | 47 | 1.3K | 82 | 106 |
| 530 | cryosphere | 25 | 1.3K | 88 | 84 |
| 531 | Industrial Policy | 30 | 1.3K | 37 | 45 |
| 532 | Immunochemistry | 40 | 1.3K | 98 | 91 |
| 533 | Environmental Law | 32 | 1.3K | 183 | 318 |
| 534 | Mathematical Economics | 22 | 1.3K | 56 | 72 |
| 535 | International Relations | 48 | 1.3K | 161 | 143 |
| 536 | Chromatographic analysis | 62 | 1.3K | 186 | 207 |
| 537 | Climate | 24 | 1.2K | 67 | 66 |
| 538 | Automation | 26 | 1.2K | 736 | 630 |
| 539 | carcinogens | 24 | 1.2K | 186 | 175 |
| 540 | eye | 9 | 1.2K | 62 | 80 |
| 541 | Recombinant DNA | 48 | 1.2K | 158 | 222 |
| 542 | Marine Biology | 52 | 1.2K | 560 | 670 |
| 542 | ecosystem | 23 | 1.2K | 378 | 357 |
| 544 | Molecular cloning | 46 | 1.2K | 146 | 203 |
| 544 | Genetic recombination | 46 | 1.2K | 138 | 201 |
| 546 | Retina | 8 | 1.2K | 60 | 78 |
| 547 | Evolutionary Genetics | 31 | 1.2K | 32 | 24 |
| 547 | Molecular Epidemiology | 31 | 1.2K | 32 | 24 |
| 549 | Animal Nutrition | 37 | 1.2K | 90 | 74 |
| 550 | Rheology | 17 | 1.2K | 157 | 76 |
| 550 | counseling | 31 | 1.2K | 327 | 244 |
| 552 | Demography | 32 | 1.2K | 96 | 94 |
| 552 | world | 23 | 1.2K | 149 | 167 |
| 554 | Software Engineering | 27 | 1.2K | 220 | 177 |
| 555 | Molecules | 72 | 1.2K | 196 | 306 |
| 556 | locomotion | 24 | 1.2K | 98 | 80 |
| 556 | posture | 24 | 1.2K | 98 | 80 |
| 556 | gait | 24 | 1.2K | 98 | 80 |
| 556 | walking | 24 | 1.2K | 98 | 80 |
| 560 | Asthma | 28 | 1.2K | 69 | 42 |
| 561 | weather | 24 | 1.2K | 50 | 39 |
| 562 | Planets | 27 | 1.2K | 502 | 519 |
| 563 | water supply | 29 | 1.2K | 205 | 248 |
| 564 | Depression | 25 | 1.2K | 43 | 89 |
| 565 | drug addiction | 39 | 1.2K | 218 | 262 |
| 566 | Breeding | 42 | 1.1K | 197 | 214 |
| 567 | energy conservation | 23 | 1.1K | 567 | 635 |
| 568 | Malaria | 36 | 1.1K | 80 | 90 |
| 569 | language | 29 | 1.1K | 155 | 154 |
| 570 | Geomorphology | 28 | 1.1K | 367 | 365 |
| 570 | Patient education | 25 | 1.1K | 127 | 119 |
| 572 | viral genetics | 12 | 1.1K | 105 | 147 |
| 573 | Economic Assistance | 23 | 1.1K | 138 | 155 |
| 574 | freshwater biology | 51 | 1.1K | 61 | 140 |
| 575 | Physical organic chemistry | 35 | 1.1K | 241 | 190 |
| 576 | Electrophysiology | 87 | 1.1K | 48 | 120 |
| 577 | Combinatorial analysis | 39 | 1.1K | 174 | 74 |
| 578 | race relations | 45 | 1.1K | 34 | 51 |
| 579 | individual differences | 29 | 1.1K | 15 | 28 |
| 580 | Microorganisms | 23 | 1.1K | 209 | 288 |
| 581 | Cognitive Psychology | 28 | 1.1K | 22 | 15 |
| 582 | Chromosomes | 26 | 1.1K | 172 | 174 |
| 583 | Music | 44 | 1.1K | 84 | 71 |
| 584 | Chromatography | 56 | 1.1K | 146 | 204 |
| 585 | Computer Vision | 30 | 1.1K | 225 | 314 |
| 586 | peptides | 37 | 1.0K | 46 | 37 |
| 587 | disease vectors | 38 | 1.0K | 107 | 129 |
| 588 | Semiconductors | 97 | 1.0K | 151 | 278 |
| 589 | Sexual health | 28 | 1.0K | 115 | 100 |
| 590 | Emergency Medicine | 44 | 1.0K | 224 | 201 |
| 591 | ethanol | 22 | 1.0K | 91 | 57 |
| 592 | Immunopharmacology | 34 | 1.0K | 143 | 150 |
| 592 | Developmental Disabilities | 25 | 1.0K | 247 | 261 |
| 594 | Carcinogenesis | 20 | 1.0K | 234 | 207 |
| 594 | Biogeochemistry | 27 | 1.0K | 302 | 366 |
| 596 | pain management | 47 | 1.0K | 36 | 70 |
| 596 | mutagens | 14 | 1.0K | 256 | 196 |
| 598 | Psychometrics | 23 | 1.0K | 105 | 113 |
| 599 | Quantum electronics | 38 | 1.0K | 336 | 284 |
| 600 | Industrial Organization | 24 | 1.0K | 23 | 25 |
| 601 | labor | 9 | 1.0K | 121 | 38 |
| 602 | Agricultural Chemistry | 35 | 1.0K | 478 | 567 |
| 603 | Fractals | 43 | 1.0K | 83 | 128 |
| 604 | Solitons | 42 | 997 | 88 | 131 |
| 604 | Chaos | 42 | 997 | 88 | 131 |
| 604 | working class | 2 | 997 | 203 | 38 |
| 607 | behavior therapy | 23 | 988 | 250 | 218 |
| 608 | Agronomy | 14 | 987 | 124 | 124 |
| 609 | calcification | 24 | 981 | 82 | 96 |
| 610 | Nutrition physiology | 24 | 978 | 118 | 138 |
| 611 | Forest Ecology | 19 | 976 | 323 | 250 |
| 612 | Plant genetic engineering | 19 | 975 | 249 | 224 |
| 613 | emergency management | 15 | 973 | 154 | 62 |
| 614 | Herbal medicine | 22 | 972 | 123 | 106 |
| 615 | Morphology | 43 | 970 | 94 | 107 |
| 616 | Cell communication | 21 | 969 | 62 | 71 |
| 617 | innovation | 16 | 967 | 129 | 232 |
| 618 | Information Retrieval | 15 | 966 | 111 | 84 |
| 619 | Public Administration | 31 | 958 | 318 | 272 |
| 619 | Ethnic relations | 44 | 958 | 24 | 28 |
| 621 | Oceanography | 27 | 957 | 532 | 527 |
| 622 | sports injuries | 29 | 949 | 48 | 26 |
| 623 | Hemostasis | 34 | 948 | 98 | 90 |
| 624 | Community Psychiatry | 37 | 946 | 145 | 209 |
| 624 | Environmental pollutants | 32 | 946 | 487 | 585 |
| 626 | Computer Science | 49 | 940 | 216 | 239 |
| 627 | Exercise | 29 | 933 | 328 | 265 |
| 628 | Informatics | 25 | 931 | 123 | 132 |
| 629 | Magnetic Materials | 39 | 930 | 284 | 354 |
| 630 | Animal genetics | 38 | 929 | 99 | 110 |
| 631 | Social problems | 18 | 926 | 165 | 139 |
| 632 | Energy Harvesting | 11 | 925 | 172 | 196 |
| 632 | Vision | 30 | 925 | 153 | 193 |
| 634 | sexual behavior | 23 | 916 | 135 | 132 |
| 635 | Social Change | 27 | 912 | 131 | 297 |
| 636 | Speech | 25 | 908 | 226 | 234 |
| 637 | Population Genetics | 17 | 907 | 444 | 408 |
| 638 | Europa | 45 | 903 | 26 | 73 |
| 639 | Cognitive Therapy | 21 | 902 | 139 | 102 |
| 640 | Medical Ethics | 85 | 896 | 79 | 124 |
| 641 | Elderly | 120 | 894 | 90 | 110 |
| 642 | Social policy | 43 | 884 | 108 | 136 |
| 643 | Forensic Psychology | 139 | 882 | 1 | 32 |
| 644 | Speech Disorders | 32 | 881 | 250 | 268 |
| 645 | Radiation | 43 | 876 | 376 | 410 |
| 646 | European integration | 13 | 875 | 73 | 27 |
| 646 | European Economic Community | 13 | 875 | 73 | 27 |
| 648 | gene transfer | 18 | 874 | 26 | 16 |
| 648 | genetic transformation | 18 | 874 | 26 | 16 |
| 650 | Neural circuitry | 24 | 869 | 571 | 550 |
| 651 | Africa | 53 | 867 | 140 | 143 |
| 652 | Physical Therapy | 20 | 863 | 375 | 325 |
| 652 | Landscape Ecology | 21 | 863 | 66 | 99 |
| 654 | Organometallic compounds | 30 | 861 | 305 | 310 |
| 654 | mammals | 23 | 861 | 236 | 164 |
| 656 | Ethnic Conflict | 29 | 858 | 15 | 21 |
| 656 | forced migration | 29 | 858 | 15 | 21 |
| 658 | Personality Assessment | 19 | 855 | 154 | 157 |
| 659 | Mental Health | 39 | 853 | 280 | 316 |
| 660 | Travel | 47 | 852 | 63 | 98 |
| 661 | violence | 17 | 851 | 340 | 254 |
| 662 | bees | 18 | 850 | 88 | 65 |
| 663 | Atomic spectroscopy | 46 | 848 | 140 | 215 |
| 664 | RNA | 12 | 846 | 198 | 127 |
| 665 | Animal | 19 | 840 | 12 | 4 |
| 666 | Calculus of Variations | 32 | 839 | 62 | 37 |
| 667 | Forecasting | 22 | 836 | 62 | 87 |
| 668 | Microbial Genetics | 2 | 833 | 424 | 73 |
| 668 | phytopathogenic bacteria | 2 | 833 | 285 | 70 |
| 670 | nuclear magnetic resonance spectroscopy | 29 | 830 | 119 | 115 |
| 671 | Multivariate Analysis | 31 | 826 | 61 | 87 |
| 672 | Robotics | 19 | 824 | 615 | 434 |
| 673 | Australia | 34 | 821 | 314 | 286 |
| 673 | Fossils | 85 | 821 | 1 | 1 |
| 675 | Crystallography | 68 | 807 | 194 | 231 |
| 676 | Hematopoietic stem cell transplantation | 17 | 806 | 67 | 67 |
| 677 | Forest Management | 15 | 805 | 361 | 266 |
| 678 | Emergency Medical Services | 33 | 802 | 61 | 52 |
| 679 | Environmental Geology | 21 | 801 | 460 | 382 |
| 680 | Anthropology | 56 | 800 | 246 | 307 |
| 680 | actuators | 38 | 800 | 494 | 752 |
| 680 | transducers | 38 | 800 | 494 | 752 |
| 683 | Radiology | 62 | 796 | 137 | 217 |
| 683 | Pregnancy | 19 | 796 | 187 | 135 |
| 685 | Chronobiology | 21 | 790 | 59 | 47 |
| 685 | biological clocks | 21 | 790 | 59 | 47 |
| 685 | circadian rhythm | 21 | 790 | 59 | 47 |
| 685 | biological rhythms | 21 | 790 | 58 | 47 |
| 689 | Geriatric Psychiatry | 28 | 781 | 171 | 196 |
| 690 | cardiac catheterization | 43 | 775 | 81 | 101 |
| 691 | Pharmaceutical Technology | 50 | 771 | 179 | 419 |
| 692 | Chemical analysis | 17 | 769 | 327 | 229 |
| 692 | cosmetics | 18 | 769 | 9 | 9 |
| 694 | social science | 23 | 766 | 10 | 46 |
| 695 | Aggression | 12 | 764 | 168 | 119 |
| 696 | Neurolinguistics | 22 | 762 | 78 | 119 |
| 697 | Nursing | 46 | 761 | 288 | 332 |
| 698 | Functional Analysis | 46 | 753 | 201 | 265 |
| 699 | Criminology | 139 | 750 | 37 | 223 |
| 699 | Philosophy of Mind | 23 | 750 | 17 | 20 |
| 699 | Criminal psychology | 138 | 750 | 18 | 204 |
| 702 | Evidence-Based Medicine | 18 | 749 | 153 | 89 |
| 703 | Circadian rhythms | 16 | 748 | 53 | 49 |
| 704 | Recycling | 10 | 746 | 234 | 229 |
| 705 | Urban Policy | 32 | 741 | 93 | 166 |
| 705 | Functional Genomics | 24 | 741 | 25 | 59 |
| 707 | biochemical markers | 39 | 737 | 22 | 39 |
| 708 | Post-traumatic stress disorder | 33 | 732 | 124 | 232 |
| 709 | Histocompatibility Testing | 25 | 729 | 49 | 53 |
| 710 | Biosensors | 19 | 725 | 397 | 578 |
| 711 | China | 47 | 715 | 516 | 668 |
| 712 | Neuromuscular diseases | 24 | 710 | 132 | 155 |
| 713 | Atmospheric Physics | 19 | 709 | 561 | 552 |
| 714 | Ecosystem management | 16 | 705 | 192 | 170 |
| 715 | tomography | 36 | 701 | 27 | 40 |
| 716 | Housing | 15 | 696 | 118 | 90 |
| 717 | Solar System | 19 | 694 | 270 | 263 |
| 718 | Neonatology | 23 | 692 | 88 | 91 |
| 719 | Endocrine glands | 9 | 691 | 86 | 105 |
| 720 | Engineering Mathematics | 42 | 684 | 304 | 392 |
| 721 | Algorithms | 41 | 682 | 31 | 81 |
| 722 | Nutritional support | 12 | 680 | 31 | 23 |
| 723 | Microcirculation | 29 | 679 | 37 | 81 |
| 724 | Pediatric Dermatology | 15 | 673 | 102 | 43 |
| 725 | Biomolecules | 19 | 672 | 61 | 125 |
| 726 | Raman spectroscopy | 25 | 670 | 113 | 120 |
| 726 | Liposomes | 24 | 670 | 74 | 145 |
| 726 | Digestive system diseases | 27 | 670 | 219 | 233 |
| 729 | Computational Mathematics | 6 | 669 | 58 | 14 |
| 729 | Genetic variation | 17 | 669 | 9 | 5 |
| 729 | Multiple sclerosis | 23 | 669 | 95 | 44 |
| 732 | liver | 17 | 665 | 43 | 26 |
| 733 | computer networks | 31 | 663 | 678 | 815 |
| 733 | Developed countries | 8 | 663 | 88 | 48 |
| 735 | Asia | 43 | 659 | 414 | 506 |
| 736 | amino acids | 27 | 658 | 28 | 85 |
| 737 | Reproductive health | 15 | 655 | 220 | 159 |
| 738 | Emerging infectious diseases | 14 | 654 | 54 | 45 |
| 738 | hazard mitigation | 9 | 654 | 385 | 185 |
| 740 | soil conservation | 19 | 652 | 137 | 134 |
| 740 | Psychiatric Epidemiology | 21 | 652 | 90 | 131 |
| 742 | Ethics | 37 | 650 | 127 | 136 |
| 743 | Pediatric Rheumatology | 21 | 649 | 25 | 15 |
| 743 | Pancreatic diseases | 22 | 649 | 49 | 56 |
| 745 | Human-Computer Interaction | 31 | 642 | 239 | 414 |
| 745 | motivation | 12 | 642 | 114 | 98 |
| 745 | Emotion | 11 | 642 | 56 | 62 |
| 748 | Neurotoxicology | 19 | 638 | 84 | 121 |
| 749 | Global Health | 29 | 637 | 159 | 163 |
| 749 | Semantics | 15 | 637 | 29 | 25 |
| 751 | Organizational Behavior | 10 | 632 | 273 | 265 |
| 752 | vitamin C | 10 | 631 | 110 | 75 |
| 752 | vitamin E | 10 | 631 | 110 | 75 |
| 754 | Pharmacognosy | 19 | 629 | 625 | 687 |
| 754 | Molecular ecology | 17 | 629 | 389 | 503 |
| 754 | Lipid bilayers | 22 | 629 | 74 | 144 |
| 757 | Molecular Spectroscopy | 25 | 625 | 499 | 470 |
| 758 | disabilities | 5 | 622 | 490 | 142 |
| 758 | toxicity testing | 16 | 622 | 102 | 84 |
| 760 | Sociobiology | 2 | 621 | 287 | 48 |
| 761 | Metallurgy | 24 | 618 | 735 | 701 |
| 762 | Vocational guidance | 13 | 616 | 374 | 352 |
| 762 | Genetic markers | 31 | 616 | 1 | 6 |
| 764 | Urban Planning | 12 | 615 | 107 | 77 |
| 765 | Control Theory | 32 | 614 | 472 | 514 |
| 765 | Soil ecology | 18 | 614 | 199 | 257 |
| 767 | Mental Health Services | 26 | 610 | 278 | 301 |
| 768 | Socioeconomic Factors | 24 | 609 | 133 | 174 |
| 769 | Computer Graphics | 24 | 605 | 513 | 546 |
| 770 | Information Systems | 29 | 603 | 232 | 342 |
| 770 | Bioelectronics | 14 | 603 | 411 | 564 |
| 772 | Endocrine system | 38 | 597 | 92 | 32 |
| 773 | marketing | 16 | 591 | 831 | 829 |
| 774 | Phenomenology | 12 | 590 | 49 | 8 |
| 774 | Geomagnetism | 9 | 590 | 341 | 196 |
| 774 | community development | 9 | 590 | 265 | 91 |
| 777 | Conservation Biology | 25 | 589 | 256 | 409 |
| 778 | Social History | 41 | 588 | 27 | 35 |
| 779 | Law | 35 | 586 | 231 | 170 |
| 780 | Land Use Planning | 6 | 584 | 219 | 114 |
| 780 | international cooperation | 19 | 584 | 133 | 158 |
| 782 | Oral Medicine | 28 | 578 | 88 | 79 |
| 783 | Plastics | 33 | 577 | 324 | 440 |
| 784 | Amyotrophic Lateral Sclerosis | 17 | 573 | 45 | 49 |
| 785 | Veterinary Immunology | 15 | 571 | 101 | 77 |
| 786 | Biological Systems | 13 | 569 | 109 | 91 |
| 787 | Cardiovascular Pharmacology | 14 | 564 | 37 | 22 |
| 788 | Mitochondria | 10 | 559 | 44 | 41 |
| 789 | Computational Complexity | 42 | 556 | 59 | 94 |
| 790 | Occupational Health | 21 | 554 | 235 | 241 |
| 790 | Rural Development | 20 | 554 | 88 | 128 |
| 792 | Solar Energy | 12 | 548 | 792 | 720 |
| 792 | Differential Equations | 34 | 548 | 182 | 258 |
| 792 | Adolescent Psychology | 13 | 548 | 330 | 325 |
| 795 | Natural resources | 21 | 546 | 177 | 268 |
| 796 | software | 12 | 544 | 403 | 340 |
| 797 | Globalization | 16 | 543 | 127 | 106 |
| 798 | Antiviral agents | 16 | 542 | 60 | 61 |
| 799 | Developmental Neurobiology | 21 | 539 | 70 | 95 |
| 799 | Public opinion | 15 | 539 | 107 | 95 |
| 799 | Culture | 25 | 539 | 254 | 197 |
| 802 | glycoproteins | 23 | 537 | 67 | 143 |
| 802 | Glycoconjugates | 23 | 537 | 67 | 143 |
| 802 | glycolipids | 23 | 537 | 67 | 143 |
| 805 | Atmospheric Chemistry | 9 | 536 | 489 | 482 |
| 805 | natural products | 19 | 536 | 600 | 499 |
| 805 | Solutions | 6 | 536 | 221 | 34 |
| 808 | Health Services Administration | 13 | 535 | 324 | 250 |
| 808 | Aquatic ecology | 20 | 535 | 217 | 230 |
| 810 | Horticulture | 72 | 533 | 31 | 124 |
| 810 | Quantum Communication | 7 | 533 | 88 | 51 |
| 812 | Echocardiography | 29 | 529 | 1 | 3 |
| 813 | Green Chemistry | 18 | 526 | 658 | 897 |
| 814 | Animal breeding | 30 | 525 | 180 | 230 |
| 814 | Primates | 16 | 525 | 222 | 194 |
| 816 | Pharmacokinetics | 38 | 524 | 69 | 252 |
| 817 | Geriatric Pharmacology | 15 | 521 | 50 | 48 |
| 818 | internet | 26 | 516 | 365 | 576 |
| 819 | Water pollution | 18 | 515 | 1098 | 1321 |
| 820 | Ultrasonics | 19 | 513 | 348 | 475 |
| 821 | adolescence | 17 | 511 | 311 | 363 |
| 821 | Cosmochemistry | 8 | 511 | 502 | 346 |
| 823 | Cross-Cultural Studies | 21 | 509 | 96 | 130 |
| 824 | Neuropharmacology | 19 | 507 | 127 | 168 |
| 825 | Entropy | 18 | 505 | 265 | 140 |
| 826 | children | 4 | 502 | 401 | 168 |
| 827 | Social interaction | 10 | 500 | 128 | 92 |
| 828 | Systems Analysis | 30 | 499 | 163 | 243 |
| 829 | voice | 20 | 495 | 97 | 86 |
| 830 | Fluorescence spectroscopy | 16 | 490 | 34 | 39 |
| 830 | Physical fitness | 16 | 490 | 354 | 383 |
| 832 | local government | 13 | 483 | 93 | 81 |
| 833 | gastrointestinal tract | 17 | 480 | 45 | 135 |
| 834 | Knowledge | 35 | 479 | 65 | 103 |
| 834 | Allergies | 15 | 479 | 15 | 30 |
| 836 | Parkinson's disease | 10 | 477 | 70 | 56 |
| 837 | Educational Technology | 20 | 473 | 458 | 547 |
| 837 | Bifurcation Theory | 6 | 473 | 127 | 33 |
| 839 | Animal health | 26 | 472 | 88 | 56 |
| 840 | mental processes | 35 | 468 | 29 | 69 |
| 841 | anesthesia | 35 | 466 | 37 | 29 |
| 842 | Apoptosis | 15 | 462 | 30 | 43 |
| 842 | neurotoxins | 15 | 462 | 30 | 43 |
| 842 | Neurotoxic agents | 15 | 462 | 30 | 43 |
| 842 | Nerve regeneration | 15 | 462 | 30 | 43 |
| 846 | Pesticides | 6 | 461 | 386 | 114 |
| 847 | Quantum Optics | 26 | 458 | 187 | 243 |
| 848 | Plant breeding | 14 | 457 | 227 | 209 |
| 849 | Laser therapy | 16 | 456 | 99 | 48 |
| 850 | Humanities | 43 | 455 | 136 | 277 |
| 851 | Biofilms | 5 | 453 | 67 | 22 |
| 852 | Bioacoustics | 15 | 448 | 5 | 4 |
| 853 | Algae | 12 | 445 | 333 | 322 |
| 854 | Hypertension in pregnancy | 20 | 443 | 14 | 20 |
| 854 | child behavior | 2 | 443 | 462 | 179 |
| 854 | hygiene | 9 | 443 | 181 | 99 |
| 857 | Performance | 5 | 442 | 205 | 109 |
| 857 | Fungi | 11 | 442 | 478 | 507 |
| 857 | Educational evaluation | 13 | 442 | 39 | 29 |
| 860 | Analytical Toxicology | 9 | 441 | 67 | 26 |
| 861 | prostaglandins | 23 | 437 | 78 | 115 |
| 862 | Organ transplantation | 22 | 436 | 73 | 58 |
| 863 | Graph Theory | 22 | 435 | 173 | 128 |
| 863 | cross-cultural comparison | 22 | 435 | 62 | 88 |
| 865 | Paleobiology | 21 | 434 | 48 | 25 |
| 865 | Geographic information systems | 20 | 434 | 240 | 221 |
| 865 | Bioethics | 59 | 434 | 81 | 217 |
| 868 | Insects | 19 | 426 | 457 | 464 |
| 869 | Environmental Psychology | 12 | 422 | 93 | 205 |
| 870 | Industrial Safety | 19 | 418 | 300 | 389 |
| 870 | Autism | 16 | 418 | 208 | 317 |
| 872 | behavior modification | 2 | 417 | 448 | 226 |
| 873 | Carbon | 10 | 415 | 665 | 795 |
| 874 | economic forecasting | 11 | 413 | 80 | 117 |
| 874 | Cheminformatics | 9 | 413 | 75 | 162 |
| 874 | Laser Spectroscopy | 20 | 413 | 221 | 231 |
| 877 | History of Medicine | 91 | 409 | 6 | 29 |
| 877 | Liquid Crystals | 16 | 409 | 316 | 144 |
| 879 | air quality management | 11 | 407 | 143 | 151 |
| 880 | peace | 22 | 402 | 108 | 195 |
| 881 | Sustainable Engineering | 12 | 401 | 739 | 820 |
| 882 | Ergonomics | 23 | 398 | 260 | 319 |
| 882 | pollutants | 17 | 398 | 643 | 949 |
| 884 | Thin Films | 15 | 394 | 109 | 79 |
| 885 | Neurogenetics | 16 | 393 | 40 | 54 |
| 886 | Entrepreneurship | 5 | 390 | 765 | 598 |
| 887 | Chemical Ecology | 11 | 389 | 206 | 227 |
| 887 | Middle East | 23 | 389 | 188 | 178 |
| 889 | Hearing | 15 | 386 | 248 | 228 |
| 890 | Ultrasound | 8 | 384 | 398 | 268 |
| 891 | feeding behavior | 13 | 382 | 272 | 348 |
| 892 | Venture Capital | 4 | 380 | 226 | 294 |
| 892 | Work | 7 | 380 | 169 | 95 |
| 894 | Medicinal plants | 9 | 376 | 712 | 719 |
| 895 | Radiotherapy | 41 | 375 | 45 | 68 |
| 895 | Job satisfaction | 6 | 375 | 44 | 70 |
| 895 | job stress | 6 | 375 | 44 | 70 |
| 898 | Appetite | 10 | 371 | 278 | 325 |
| 899 | Qualitative Research | 7 | 368 | 290 | 187 |
| 900 | Clinical Trials | 11 | 367 | 168 | 135 |
| 900 | Neuroendocrinology | 4 | 367 | 74 | 101 |
| 902 | health services accessibility | 18 | 366 | 252 | 351 |
| 903 | Radioisotopes | 21 | 365 | 272 | 247 |
| 903 | Mechanics | 19 | 365 | 403 | 416 |
| 905 | Corporate governance | 7 | 363 | 291 | 188 |
| 906 | forest policy | 14 | 362 | 99 | 103 |
| 907 | Periglacial processes | 5 | 361 | 82 | 50 |
| 907 | Permafrost | 5 | 361 | 82 | 50 |
| 907 | Frozen ground | 5 | 361 | 85 | 50 |
| 910 | Health promotion | 33 | 360 | 217 | 420 |
| 911 | Frontotemporal lobar degeneration | 14 | 359 | 41 | 48 |
| 912 | Comparative Education | 7 | 358 | 93 | 21 |
| 912 | Geopolitics | 19 | 358 | 22 | 37 |
| 914 | Terahertz Technology | 14 | 356 | 22 | 33 |
| 914 | heredity | 11 | 356 | 260 | 204 |
| 916 | Contraception | 14 | 355 | 185 | 215 |
| 917 | Catalysts | 12 | 353 | 228 | 215 |
| 918 | soil pollution | 11 | 352 | 134 | 119 |
| 919 | Reading | 7 | 351 | 385 | 231 |
| 919 | body temperature | 18 | 351 | 50 | 107 |
| 921 | Carbohydrates | 15 | 348 | 102 | 191 |
| 921 | Nonlinear systems | 11 | 348 | 244 | 189 |
| 921 | Mites | 12 | 348 | 123 | 78 |
| 924 | Educational Sociology | 10 | 347 | 118 | 88 |
| 925 | Statistical Mechanics | 12 | 345 | 288 | 211 |
| 926 | Quality Control | 13 | 344 | 645 | 749 |
| 927 | Biomass Energy | 11 | 343 | 1256 | 1514 |
| 928 | Leadership | 6 | 342 | 320 | 328 |
| 928 | DNA methylation | 11 | 342 | 66 | 122 |
| 928 | Zeolites | 8 | 342 | 517 | 475 |
| 928 | musculoskeletal system | 3 | 342 | 128 | 43 |
| 932 | monitoring | 15 | 341 | 36 | 25 |
| 932 | child abuse | 12 | 341 | 346 | 425 |
| 934 | Protein engineering | 10 | 340 | 65 | 88 |
| 935 | Fractional Calculus | 2 | 337 | 207 | 25 |
| 935 | Mental Health Counseling | 71 | 337 | 1 | 8 |
| 937 | Economic Geography | 22 | 336 | 43 | 121 |
| 937 | Applied Linguistics | 13 | 336 | 204 | 177 |
| 937 | vibration | 3 | 336 | 1145 | 539 |
| 940 | Phonetics | 13 | 328 | 105 | 127 |
| 940 | X-ray crystallography | 28 | 328 | 88 | 140 |
| 942 | Osteoporosis | 6 | 323 | 165 | 96 |
| 943 | Quantitative Research | 7 | 322 | 128 | 124 |
| 943 | Random graphs | 20 | 322 | 32 | 44 |
| 945 | Risk | 12 | 321 | 194 | 249 |
| 945 | economic conditions | 7 | 321 | 292 | 240 |
| 945 | Matroids | 10 | 321 | 102 | 71 |
| 948 | Archaeology | 29 | 320 | 369 | 512 |
| 949 | Ceramics | 8 | 317 | 866 | 577 |
| 949 | indoor air pollution | 8 | 317 | 146 | 154 |
| 949 | Ventilation | 8 | 317 | 225 | 182 |
| 949 | Sick building syndrome | 8 | 317 | 146 | 154 |
| 953 | Oligosaccharide | 11 | 316 | 86 | 156 |
| 953 | DNA repair | 6 | 316 | 160 | 119 |
| 953 | Acarology | 9 | 316 | 97 | 71 |
| 953 | Ticks | 9 | 316 | 93 | 71 |
| 953 | Acari | 9 | 316 | 93 | 71 |
| 958 | molecular design | 11 | 314 | 74 | 90 |
| 959 | income distribution | 10 | 313 | 31 | 73 |
| 959 | Zoonoses | 7 | 313 | 115 | 89 |
| 961 | International Law | 34 | 312 | 40 | 25 |
| 961 | Ceramic materials | 9 | 312 | 740 | 583 |
| 963 | Suicide | 9 | 310 | 239 | 213 |
| 964 | Musicology | 13 | 308 | 34 | 28 |
| 965 | Glass | 7 | 307 | 639 | 498 |
| 965 | pottery | 7 | 307 | 611 | 494 |
| 967 | Yeast | 8 | 306 | 192 | 212 |
| 968 | Language Disorders | 20 | 305 | 263 | 353 |
| 969 | Democracy | 18 | 304 | 38 | 54 |
| 970 | Electrical Engineering | 53 | 303 | 710 | 1162 |
| 970 | Evolutionary economics | 4 | 303 | 115 | 44 |
| 970 | Culture techniques | 6 | 303 | 169 | 92 |
| 970 | Population Dynamics | 4 | 303 | 118 | 48 |
| 974 | land degradation | 9 | 301 | 162 | 186 |
| 974 | degradation | 9 | 301 | 162 | 186 |
| 976 | Combinatorial chemistry | 8 | 299 | 370 | 457 |
| 977 | Biogeochemical cycles | 3 | 297 | 382 | 343 |
| 977 | Roads | 3 | 297 | 630 | 260 |
| 979 | livestock | 35 | 296 | 66 | 148 |
| 980 | Human biology | 7 | 295 | 368 | 216 |
| 981 | ethnicity | 14 | 291 | 219 | 171 |
| 981 | Formal Languages | 32 | 291 | 10 | 23 |
| 981 | Geobiology | 8 | 291 | 207 | 196 |
| 984 | Mineral resources | 2 | 290 | 839 | 317 |
| 985 | Ecohydrology | 10 | 289 | 91 | 100 |
| 985 | pheromones | 7 | 289 | 270 | 273 |
| 987 | cultural policy | 4 | 287 | 170 | 49 |
| 988 | Popular culture | 5 | 286 | 368 | 62 |
| 988 | Peptide | 11 | 286 | 58 | 54 |
| 988 | Soviet Union | 15 | 286 | 147 | 70 |
| 991 | Structural Equation Modeling | 14 | 283 | 24 | 78 |
| 992 | econometric models | 14 | 282 | 120 | 241 |
| 993 | Coral reef biology | 6 | 281 | 182 | 170 |
| 994 | Algebra | 22 | 278 | 546 | 428 |
| 994 | Computer-Aided Design | 15 | 278 | 435 | 533 |
| 996 | medical errors | 11 | 277 | 5 | 4 |
| 996 | safety | 11 | 277 | 6 | 8 |
| 998 | Quantum Computing | 4 | 275 | 143 | 85 |
| 998 | ethnic groups | 18 | 275 | 58 | 127 |
| 998 | radioactive waste | 4 | 275 | 674 | 670 |