| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|
| 1 | Physics | 205 | 10,886 | 1.5K | 1.8K |
| 2 | Nuclear Physics | 269 | 7,927 | 673 | 627 |
| 3 | Science | 162 | 7,921 | 1.7K | 2.2K |
| 4 | Biology | 139 | 6,306 | 1.9K | 2.4K |
| 5 | Chemistry | 208 | 5,810 | 1.6K | 1.9K |
| 6 | Pollution | 62 | 5,055 | 1.3K | 815 |
| 7 | Medicine | 174 | 4,907 | 1.7K | 2.2K |
| 8 | Nutrition | 155 | 4,719 | 489 | 571 |
| 9 | Molecular Biology | 168 | 4,657 | 1.4K | 1.9K |
| 10 | Microbiology | 132 | 4,228 | 1.2K | 1.5K |
| 11 | Environment | 46 | 3,943 | 1.3K | 1.0K |
| 12 | Astrophysics | 35 | 3,367 | 1.3K | 833 |
| 13 | Biochemistry | 133 | 3,132 | 1.9K | 2.1K |
| 14 | Ecology | 107 | 3,115 | 1.1K | 1.5K |
| 15 | nucleic acids | 8 | 3,080 | 1.5K | 538 |
| 16 | Botany | 82 | 2,974 | 827 | 853 |
| 17 | Geophysics | 156 | 2,828 | 537 | 758 |
| 18 | Spectrum analysis | 26 | 2,809 | 1.6K | 699 |
| 19 | Climate change | 10 | 2,684 | 690 | 402 |
| 19 | Biodiversity conservation | 10 | 2,684 | 1.1K | 514 |
| 19 | Eutrophication | 10 | 2,684 | 677 | 400 |
| 22 | Research | 118 | 2,619 | 1.7K | 2.0K |
| 23 | Natural history | 8 | 2,335 | 3.5K | 2.7K |
| 24 | Biophysics | 84 | 2,183 | 1.3K | 1.3K |
| 25 | Metabolism | 53 | 2,135 | 818 | 935 |
| 26 | Diet | 51 | 1,933 | 501 | 625 |
| 27 | Astronomy | 67 | 1,916 | 856 | 904 |
| 28 | Atmospheric Physics | 92 | 1,906 | 258 | 411 |
| 29 | Environmental Health | 42 | 1,874 | 1.6K | 1.4K |
| 30 | Atmospheric Chemistry | 81 | 1,827 | 178 | 340 |
| 31 | Food | 62 | 1,584 | 470 | 544 |
| 32 | Environmental Engineering | 35 | 1,581 | 1.1K | 975 |
| 33 | Biotechnology | 45 | 1,565 | 2.0K | 2.2K |
| 34 | Microbial Ecology | 42 | 1,334 | 602 | 890 |
| 35 | Parenteral nutrition | 21 | 1,227 | 346 | 246 |
| 36 | Psychology | 55 | 1,202 | 1.3K | 1.6K |
| 37 | environmental pollution | 34 | 1,198 | 1.3K | 1.3K |
| 38 | Enteral nutrition | 20 | 1,181 | 215 | 177 |
| 39 | Physiology | 87 | 1,176 | 856 | 1.6K |
| 40 | Metabolic diseases | 18 | 1,151 | 1.3K | 1.2K |
| 41 | sanitation | 17 | 1,143 | 793 | 799 |
| 42 | Genetics | 36 | 1,062 | 1.5K | 1.9K |
| 43 | Human genetics | 5 | 999 | 2.4K | 2.2K |
| 44 | Materials | 42 | 954 | 2.0K | 2.3K |
| 45 | Plant cells | 26 | 937 | 459 | 784 |
| 46 | Psychiatry | 44 | 918 | 1.5K | 2.0K |
| 47 | pain | 42 | 871 | 326 | 626 |
| 48 | genome | 14 | 864 | 941 | 987 |
| 49 | Bioengineering | 19 | 836 | 2.1K | 2.2K |
| 50 | Environmental monitoring | 24 | 806 | 1.3K | 1.4K |
| 51 | Endocrinology | 21 | 800 | 1.6K | 1.7K |
| 52 | Virulence | 4 | 785 | 1.2K | 630 |
| 53 | Cell Biology | 26 | 761 | 2.1K | 2.8K |
| 54 | Biocompatible Materials | 26 | 745 | 1.6K | 2.0K |
| 55 | Volcanoes | 77 | 744 | 11 | 71 |
| 56 | Infections | 6 | 737 | 975 | 506 |
| 56 | infection | 6 | 737 | 1.4K | 646 |
| 58 | Plants | 27 | 726 | 781 | 1.0K |
| 59 | Environmental Policy | 15 | 725 | 1.3K | 1.2K |
| 60 | Medical Microbiology | 25 | 685 | 962 | 1.3K |
| 61 | Environmental Microbiology | 21 | 672 | 448 | 661 |
| 62 | Nanotechnology | 31 | 667 | 2.1K | 2.6K |
| 63 | Petrology | 44 | 660 | 165 | 351 |
| 64 | Food Microbiology | 20 | 648 | 367 | 457 |
| 65 | Sports Medicine | 43 | 644 | 773 | 941 |
| 66 | Biomass Energy | 21 | 643 | 758 | 978 |
| 67 | plant molecular biology | 24 | 639 | 596 | 957 |
| 68 | Biomedical Engineering | 26 | 622 | 2.0K | 2.1K |
| 69 | Catalysis | 42 | 615 | 1.1K | 1.7K |
| 70 | Mineralogy | 47 | 610 | 326 | 528 |
| 71 | Business Ethics | 3 | 609 | 1.0K | 459 |
| 72 | Social Psychology | 34 | 599 | 578 | 894 |
| 73 | Virology | 8 | 591 | 2.6K | 2.4K |
| 74 | food technology | 23 | 588 | 730 | 776 |
| 75 | Geochemistry | 49 | 572 | 306 | 535 |
| 76 | Developmental Biology | 15 | 570 | 1.1K | 1.3K |
| 77 | Earth Sciences | 38 | 541 | 813 | 1.2K |
| 78 | Nutrigenomics | 9 | 537 | 30 | 19 |
| 79 | Agricultural Chemistry | 15 | 528 | 1.3K | 1.1K |
| 79 | Technology | 11 | 528 | 2.5K | 1.5K |
| 81 | Biochemical Engineering | 2 | 521 | 3.6K | 1.9K |
| 82 | Geology | 38 | 485 | 963 | 1.2K |
| 83 | Mathematics | 77 | 480 | 1.5K | 1.8K |
| 84 | Analytical Chemistry | 22 | 470 | 2.1K | 2.4K |
| 85 | Optical materials | 15 | 462 | 1.3K | 1.4K |
| 86 | gastrointestinal tract | 19 | 461 | 33 | 93 |
| 87 | Clinical Psychology | 13 | 457 | 903 | 1.0K |
| 88 | Animal genetics | 36 | 454 | 113 | 196 |
| 88 | human behavior | 18 | 454 | 892 | 1.3K |
| 90 | Embryology | 11 | 452 | 1.1K | 1.2K |
| 91 | Mental Disorders | 23 | 444 | 1.6K | 2.2K |
| 92 | Cytology | 24 | 441 | 2.2K | 3.4K |
| 93 | Plant physiology | 25 | 437 | 737 | 1.3K |
| 94 | Public Health | 66 | 433 | 1.3K | 3.3K |
| 95 | environmental protection | 10 | 405 | 2.1K | 1.8K |
| 96 | Solid State Physics | 36 | 399 | 1.6K | 2.0K |
| 97 | Condensed Matter | 35 | 394 | 1.5K | 2.0K |
| 98 | Microorganisms | 16 | 393 | 537 | 909 |
| 99 | Obesity | 31 | 389 | 683 | 1.4K |
| 99 | Sarcopenia | 8 | 389 | 172 | 198 |
| 99 | Muscles | 8 | 389 | 683 | 559 |
| 102 | Anatomy | 9 | 388 | 1.5K | 1.2K |
| 103 | Cell differentiation | 8 | 383 | 1.5K | 1.6K |
| 103 | Growth | 8 | 383 | 972 | 1.1K |
| 105 | Neurology | 35 | 382 | 2.3K | 4.0K |
| 106 | Genomics | 26 | 381 | 1.3K | 2.2K |
| 107 | Nanostructured Materials | 22 | 380 | 1.5K | 2.0K |
| 108 | Animal Nutrition | 34 | 374 | 93 | 175 |
| 108 | Animal breeding | 35 | 374 | 128 | 249 |
| 110 | Psychophysiology | 38 | 371 | 869 | 1.8K |
| 111 | Photonics | 8 | 363 | 1.4K | 1.2K |
| 112 | Environmental Law | 4 | 353 | 992 | 818 |
| 112 | Computational Biology | 14 | 353 | 1.6K | 1.8K |
| 114 | Chemical Engineering | 15 | 349 | 2.2K | 2.4K |
| 115 | Pharmacy | 8 | 348 | 1.5K | 1.1K |
| 116 | Economics | 33 | 347 | 1.5K | 1.8K |
| 117 | plant communities | 14 | 343 | 565 | 818 |
| 118 | pain management | 14 | 336 | 238 | 285 |
| 119 | Environmental Management | 13 | 335 | 1.2K | 1.7K |
| 120 | Pathology | 12 | 334 | 1.6K | 1.7K |
| 121 | Cancer | 28 | 332 | 1.7K | 2.9K |
| 122 | Homeostasis | 1 | 322 | 1.1K | 905 |
| 122 | Cell metabolism | 1 | 322 | 1.6K | 940 |
| 124 | Geomagnetism | 25 | 320 | 236 | 341 |
| 125 | Pharmacology | 23 | 319 | 2.6K | 3.8K |
| 126 | Light | 3 | 316 | 1.3K | 1.0K |
| 127 | Pharmaceutical Chemistry | 19 | 307 | 2.0K | 2.8K |
| 128 | Neurophysiology | 27 | 306 | 1.2K | 2.2K |
| 129 | Informatics | 3 | 302 | 1.1K | 490 |
| 129 | gene mapping | 14 | 302 | 1.1K | 1.6K |
| 131 | Water pollution | 12 | 299 | 1.4K | 1.7K |
| 132 | Cheminformatics | 1 | 295 | 830 | 272 |
| 133 | Environmental Chemistry | 10 | 286 | 1.4K | 1.7K |
| 134 | Critical Care | 21 | 279 | 768 | 1.7K |
| 135 | Bioinformatics | 8 | 278 | 1.8K | 1.7K |
| 136 | Critical Care Medicine | 19 | 276 | 789 | 1.7K |
| 137 | Sleep Disorders | 17 | 275 | 776 | 1.1K |
| 137 | Sleep | 17 | 275 | 773 | 1.1K |
| 139 | Meteorology | 18 | 273 | 1.1K | 1.8K |
| 140 | Europe | 49 | 262 | 840 | 1.7K |
| 140 | Behavior | 22 | 262 | 1.2K | 2.3K |
| 142 | Agricultural Ecology | 19 | 259 | 404 | 998 |
| 143 | Sports | 25 | 256 | 935 | 1.3K |
| 144 | behavioral medicine | 3 | 254 | 1.7K | 1.0K |
| 145 | free radicals | 5 | 248 | 1.1K | 1.2K |
| 146 | Aging | 20 | 247 | 1.5K | 2.1K |
| 147 | Polymers | 18 | 246 | 2.6K | 3.1K |
| 148 | Robotics | 17 | 245 | 659 | 860 |
| 149 | atmospheric models | 13 | 244 | 376 | 579 |
| 150 | United States | 7 | 243 | 5.0K | 3.5K |
| 151 | Sustainable agriculture | 17 | 242 | 160 | 345 |
| 152 | Cognition | 25 | 240 | 573 | 1.1K |
| 153 | Water | 8 | 238 | 1.3K | 1.7K |
| 153 | Colloids | 21 | 238 | 1.5K | 2.5K |
| 155 | Andrology | 20 | 236 | 176 | 393 |
| 156 | Synaptic Transmission | 7 | 227 | 363 | 374 |
| 157 | Green Chemistry | 11 | 226 | 1.1K | 1.6K |
| 157 | Evolution | 13 | 226 | 1.1K | 1.7K |
| 159 | Immunology | 8 | 222 | 3.3K | 3.6K |
| 160 | Optics | 19 | 219 | 2.5K | 2.8K |
| 160 | Agronomy | 15 | 219 | 206 | 410 |
| 162 | Educational Psychology | 17 | 216 | 536 | 794 |
| 163 | Planets | 22 | 212 | 813 | 1.5K |
| 164 | Artificial Intelligence | 20 | 206 | 1.6K | 2.4K |
| 164 | Parasitic Diseases | 11 | 206 | 1.3K | 1.6K |
| 166 | Materials Science | 17 | 205 | 2.7K | 3.6K |
| 166 | Wireless Communication Systems | 10 | 205 | 1.4K | 1.3K |
| 168 | Cytogenetics | 7 | 204 | 1.5K | 1.8K |
| 169 | Nanostructures | 5 | 201 | 1.8K | 1.6K |
| 170 | Biofilms | 5 | 198 | 58 | 66 |
| 171 | Sustainable Engineering | 8 | 195 | 1.1K | 1.4K |
| 172 | Chromosome mapping | 10 | 192 | 1.2K | 1.8K |
| 173 | Epidemiology | 35 | 187 | 1.3K | 3.4K |
| 174 | Proteomics | 12 | 184 | 488 | 950 |
| 175 | Hematology | 30 | 181 | 1.8K | 3.0K |
| 176 | Magnetic Materials | 11 | 180 | 948 | 1.1K |
| 177 | Economic History | 23 | 178 | 1.4K | 1.6K |
| 178 | Molecular Microbiology | 1 | 174 | 1.8K | 1.2K |
| 178 | Clinical Chemistry | 16 | 174 | 1.5K | 2.7K |
| 178 | Cognitive Therapy | 9 | 174 | 318 | 409 |
| 181 | Hypertension | 3 | 170 | 2.5K | 2.6K |
| 182 | Manufacturing Processes | 9 | 169 | 1.3K | 1.3K |
| 182 | Production Engineering | 9 | 169 | 1.2K | 1.1K |
| 182 | livestock | 16 | 169 | 211 | 220 |
| 185 | soil microbiology | 10 | 167 | 733 | 1.5K |
| 186 | Social problems | 1 | 164 | 1.2K | 494 |
| 187 | Economic Development | 13 | 162 | 604 | 1.2K |
| 188 | Oxidative stress | 7 | 161 | 809 | 1.2K |
| 188 | Cellular senescence | 7 | 161 | 479 | 704 |
| 190 | economic policy | 19 | 159 | 895 | 1.2K |
| 191 | animals | 16 | 158 | 562 | 850 |
| 192 | Surface Chemistry | 13 | 157 | 1.9K | 2.9K |
| 192 | Host-parasite interactions | 3 | 157 | 1.4K | 1.7K |
| 192 | Immunity | 3 | 157 | 2.5K | 2.7K |
| 192 | Agriculture | 15 | 157 | 1.0K | 1.7K |
| 196 | Lipids | 7 | 153 | 973 | 1.3K |
| 197 | Geomorphology | 8 | 150 | 561 | 774 |
| 197 | Biogeography | 4 | 150 | 1.0K | 1.2K |
| 197 | ecosystem | 4 | 150 | 1.4K | 1.4K |
| 200 | Cognitive Science | 7 | 149 | 1.0K | 1.3K |
| 201 | drug therapy | 11 | 143 | 1.7K | 2.6K |
| 202 | Education | 5 | 141 | 3.9K | 2.3K |
| 202 | polymerization | 10 | 141 | 2.9K | 3.2K |
| 204 | Intelligent Transportation Systems | 8 | 137 | 601 | 782 |
| 205 | Materials Engineering | 8 | 134 | 318 | 287 |
| 205 | Cognitive neuroscience | 3 | 134 | 1.2K | 1.1K |
| 207 | Data Mining | 10 | 131 | 805 | 1.4K |
| 207 | Bacteriology | 5 | 131 | 1.5K | 1.9K |
| 209 | Bioorganic chemistry | 13 | 130 | 1.5K | 2.5K |
| 210 | Climatology | 10 | 129 | 1.2K | 1.8K |
| 211 | Toxicology | 9 | 127 | 3.5K | 4.7K |
| 211 | Molecular Genetics | 5 | 127 | 2.0K | 2.4K |
| 211 | Microelectronics | 3 | 127 | 2.1K | 1.9K |
| 214 | Surgery | 6 | 126 | 2.2K | 3.3K |
| 214 | Systems Biology | 12 | 126 | 851 | 1.5K |
| 214 | Plant Ecology | 10 | 126 | 974 | 1.7K |
| 214 | Antioxidants | 3 | 126 | 980 | 1.2K |
| 218 | Parasitology | 8 | 125 | 1.9K | 2.2K |
| 219 | Social Sciences | 6 | 124 | 3.3K | 2.3K |
| 219 | Smart Materials | 3 | 124 | 795 | 528 |
| 219 | Investment analysis | 2 | 124 | 545 | 333 |
| 222 | Research Design | 7 | 123 | 837 | 1.2K |
| 222 | Liposomes | 7 | 123 | 311 | 493 |
| 222 | Lipid bilayers | 7 | 123 | 274 | 425 |
| 225 | Pharmaceutical Technology | 11 | 121 | 890 | 1.5K |
| 225 | Invertebrates | 3 | 121 | 620 | 422 |
| 225 | Mental illness | 10 | 121 | 1.5K | 2.6K |
| 228 | Organic Chemistry | 13 | 119 | 2.0K | 2.8K |
| 228 | Hemodynamics | 1 | 119 | 1.6K | 1.3K |
| 230 | Nutrition physiology | 15 | 118 | 255 | 869 |
| 230 | biological evolution | 8 | 118 | 1.6K | 2.5K |
| 232 | Public opinion | 1 | 117 | 907 | 410 |
| 233 | Child | 13 | 116 | 1.5K | 2.4K |
| 234 | Oncology | 6 | 113 | 2.1K | 3.3K |
| 235 | Industrial Engineering | 3 | 112 | 2.3K | 1.8K |
| 235 | Computer Vision | 12 | 112 | 346 | 1.0K |
| 235 | nanoscience | 4 | 112 | 3.1K | 3.3K |
| 238 | Educational Sociology | 5 | 110 | 207 | 202 |
| 239 | Medical genetics | 8 | 109 | 2.5K | 3.9K |
| 239 | Aerosols | 2 | 109 | 553 | 344 |
| 239 | Luminescence | 5 | 109 | 534 | 419 |
| 239 | Allergy | 4 | 109 | 1.4K | 1.9K |
| 239 | vitamin C | 1 | 109 | 991 | 569 |
| 239 | vitamin E | 1 | 109 | 991 | 569 |
| 245 | Industrial Microbiology | 8 | 108 | 1.4K | 2.5K |
| 245 | Mathematical Physics | 8 | 108 | 2.1K | 1.8K |
| 247 | enzymes | 6 | 107 | 1.0K | 1.4K |
| 248 | drugs | 7 | 106 | 1.8K | 2.3K |
| 249 | Electromagnetic compatibility | 10 | 105 | 165 | 264 |
| 250 | Animal husbandry | 6 | 103 | 291 | 223 |
| 251 | Health Policy | 12 | 102 | 1.4K | 2.6K |
| 251 | Child psychology | 5 | 102 | 1.4K | 1.8K |
| 253 | Health promotion | 11 | 101 | 913 | 1.6K |
| 253 | feeding behavior | 9 | 101 | 331 | 770 |
| 253 | Appetite | 9 | 101 | 273 | 683 |
| 256 | Oceanography | 5 | 99 | 1.6K | 1.6K |
| 256 | Urology | 5 | 99 | 1.7K | 2.0K |
| 258 | Breeding | 9 | 98 | 808 | 1.4K |
| 258 | Digestive system diseases | 6 | 98 | 1.0K | 1.3K |
| 260 | System analysis | 6 | 97 | 1.9K | 2.0K |
| 261 | Environmental Economics | 6 | 96 | 200 | 305 |
| 261 | Molecular ecology | 6 | 96 | 980 | 1.8K |
| 261 | weather | 3 | 96 | 583 | 550 |
| 264 | miniaturization | 2 | 94 | 2.8K | 2.6K |
| 265 | Marine Biology | 9 | 93 | 1.7K | 2.6K |
| 265 | Energy Conversion | 3 | 93 | 1.4K | 1.6K |
| 265 | Entomology | 4 | 93 | 2.6K | 2.0K |
| 268 | Geriatrics | 9 | 92 | 2.4K | 3.3K |
| 268 | Pediatrics | 4 | 92 | 2.9K | 3.4K |
| 270 | Randomized Controlled Trials | 8 | 91 | 862 | 1.1K |
| 270 | Reproduction | 11 | 91 | 1.6K | 2.7K |
| 272 | Humanities | 3 | 90 | 2.2K | 837 |
| 272 | Developing countries | 11 | 90 | 957 | 1.8K |
| 274 | Algal blooms | 4 | 89 | 170 | 296 |
| 274 | Cyanobacteria | 4 | 89 | 170 | 296 |
| 274 | freshwater biology | 8 | 89 | 597 | 976 |
| 274 | microalgae | 4 | 89 | 170 | 296 |
| 278 | Health Services Research | 9 | 88 | 1.2K | 1.9K |
| 278 | Diagnostic Imaging | 7 | 88 | 1.8K | 2.3K |
| 278 | big data | 3 | 88 | 513 | 357 |
| 281 | Clinical Pharmacology | 7 | 87 | 1.3K | 1.9K |
| 281 | Parasites | 5 | 87 | 1.4K | 1.6K |
| 281 | Diabetes | 4 | 87 | 2.6K | 3.2K |
| 284 | Image Processing | 7 | 86 | 1.5K | 2.1K |
| 284 | Biodiversity | 7 | 86 | 2.0K | 2.7K |
| 286 | Medical Laboratory Science | 6 | 85 | 1.9K | 3.0K |
| 287 | Neuropsychology | 11 | 84 | 1.4K | 2.6K |
| 288 | Solid State Chemistry | 6 | 83 | 1.5K | 1.7K |
| 288 | Hormones | 8 | 83 | 908 | 1.7K |
| 290 | Developmental Genetics | 1 | 82 | 1.1K | 1.1K |
| 290 | Diabetes mellitus | 3 | 82 | 2.8K | 3.2K |
| 290 | Gene expression regulation | 1 | 82 | 2.1K | 1.4K |
| 290 | Genetic regulation | 1 | 82 | 2.4K | 1.9K |
| 290 | International Finance | 4 | 82 | 1.1K | 1.1K |
| 290 | viral genetics | 1 | 82 | 714 | 822 |
| 296 | Electrochemistry | 6 | 81 | 2.8K | 3.1K |
| 297 | Animal Physiology | 2 | 80 | 241 | 216 |
| 297 | Natural selection | 2 | 80 | 241 | 216 |
| 297 | biological factors | 8 | 80 | 1.5K | 2.5K |
| 297 | health planning | 10 | 80 | 766 | 1.6K |
| 297 | DNA polymerases | 2 | 80 | 719 | 1.2K |
| 297 | genetic selection | 2 | 80 | 241 | 216 |
| 303 | Forest Ecology | 4 | 79 | 609 | 699 |
| 303 | catalytic activity | 7 | 79 | 487 | 877 |
| 305 | Insects | 3 | 78 | 1.7K | 1.4K |
| 306 | Autoantibodies | 2 | 77 | 851 | 842 |
| 306 | Autoimmunity | 2 | 77 | 1.1K | 1.1K |
| 306 | Gerontology | 7 | 77 | 1.7K | 2.1K |
| 306 | Autoimmune diseases | 2 | 77 | 955 | 939 |
| 310 | Radiation | 9 | 76 | 1.2K | 1.9K |
| 310 | data collection | 8 | 76 | 613 | 1.4K |
| 310 | Carbon | 2 | 76 | 1.1K | 1.2K |
| 310 | biochemical markers | 5 | 76 | 773 | 954 |
| 310 | Exercise | 14 | 76 | 705 | 1.5K |
| 315 | Sociology | 5 | 75 | 2.8K | 3.0K |
| 315 | Nutritional support | 9 | 75 | 61 | 346 |
| 315 | wood | 15 | 75 | 197 | 434 |
| 318 | Oral Medicine | 4 | 74 | 638 | 463 |
| 318 | Population Genetics | 2 | 74 | 1.8K | 2.0K |
| 318 | Soft Condensed Matter | 5 | 74 | 1.0K | 1.4K |
| 318 | solar cells | 3 | 74 | 543 | 760 |
| 318 | biopolymers | 5 | 74 | 1.2K | 1.5K |
| 323 | Land use | 4 | 73 | 898 | 1.1K |
| 323 | bioclimatology | 5 | 73 | 786 | 1.1K |
| 325 | Geography | 8 | 72 | 1.6K | 2.4K |
| 325 | Dermatology | 4 | 72 | 2.0K | 2.1K |
| 325 | Hydrology | 8 | 72 | 1.7K | 2.6K |
| 325 | Health | 7 | 72 | 2.0K | 3.1K |
| 325 | Cardiovascular diseases | 8 | 72 | 1.4K | 2.1K |
| 330 | Medical Physics | 8 | 71 | 1.5K | 2.3K |
| 330 | Diagnosis | 3 | 71 | 803 | 626 |
| 330 | France | 3 | 71 | 531 | 234 |
| 330 | disease susceptibility | 3 | 71 | 428 | 419 |
| 330 | symptoms | 3 | 71 | 428 | 419 |
| 335 | Evolutionary Genetics | 3 | 70 | 700 | 755 |
| 335 | Engineering Geology | 7 | 70 | 881 | 1.4K |
| 335 | Molecular Epidemiology | 3 | 70 | 700 | 755 |
| 335 | Rheology | 7 | 70 | 433 | 717 |
| 335 | marketing | 2 | 70 | 2.1K | 1.7K |
| 335 | Statistical physics | 10 | 70 | 2.5K | 3.6K |
| 341 | Operations Research | 7 | 69 | 1.5K | 2.0K |
| 341 | disease vectors | 3 | 69 | 1.2K | 1.3K |
| 343 | Paleoclimatology | 3 | 68 | 809 | 879 |
| 343 | Biopharmaceutics | 1 | 68 | 2.5K | 1.6K |
| 343 | Quantum Gravity | 17 | 68 | 1.2K | 2.0K |
| 346 | Solar Energy | 2 | 67 | 1.4K | 1.3K |
| 346 | Schizophrenia | 8 | 67 | 710 | 1.4K |
| 346 | solar power | 2 | 67 | 447 | 571 |
| 346 | Alzheimer's disease | 3 | 67 | 2.1K | 1.5K |
| 350 | Databases | 3 | 66 | 400 | 417 |
| 350 | Oncogenes | 4 | 66 | 1.4K | 2.4K |
| 352 | Civil Engineering | 10 | 65 | 903 | 1.2K |
| 352 | Structural design | 2 | 65 | 869 | 636 |
| 352 | Regional Planning | 6 | 65 | 1.2K | 1.6K |
| 352 | Osteoporosis | 2 | 65 | 636 | 461 |
| 352 | Bone diseases | 3 | 65 | 621 | 837 |
| 357 | Signal Processing | 5 | 64 | 2.2K | 2.7K |
| 357 | North America | 3 | 64 | 806 | 735 |
| 357 | viruses | 6 | 64 | 1.4K | 2.7K |
| 360 | Development | 7 | 63 | 424 | 903 |
| 361 | natural disasters | 6 | 62 | 996 | 1.8K |
| 362 | Physical Chemistry | 8 | 61 | 1.8K | 3.1K |
| 363 | Drug delivery systems | 3 | 60 | 1.6K | 2.1K |
| 363 | Emotions | 3 | 60 | 639 | 919 |
| 365 | Database Management | 7 | 59 | 439 | 789 |
| 365 | Marine Pollution | 2 | 59 | 1.4K | 1.6K |
| 365 | Food texture | 4 | 59 | 162 | 263 |
| 365 | Intelligent Control Systems | 1 | 59 | 2.4K | 911 |
| 365 | Memory | 5 | 59 | 2.0K | 3.0K |
| 370 | Animal ecology | 4 | 58 | 1.2K | 1.6K |
| 370 | Memory disorders | 4 | 58 | 242 | 378 |
| 370 | Communist countries | 4 | 58 | 217 | 152 |
| 373 | Medical Anthropology | 2 | 57 | 1.7K | 1.9K |
| 373 | Respiration | 7 | 57 | 1.3K | 2.3K |
| 375 | Evolutionary Psychology | 5 | 56 | 82 | 192 |
| 375 | emergency management | 5 | 56 | 730 | 1.1K |
| 375 | Climate | 2 | 56 | 786 | 830 |
| 375 | Landslides | 2 | 56 | 366 | 453 |
| 379 | Clinical Immunology | 3 | 55 | 1.6K | 1.9K |
| 379 | Telecommunication | 3 | 55 | 2.9K | 2.6K |
| 379 | Nervous system | 5 | 55 | 2.5K | 4.0K |
| 379 | optical devices | 1 | 55 | 937 | 488 |
| 383 | Asthma | 1 | 54 | 1.6K | 1.1K |
| 383 | Energy Storage | 2 | 54 | 1.8K | 1.6K |
| 383 | Allergies | 1 | 54 | 419 | 203 |
| 386 | Thrombosis | 6 | 53 | 1.0K | 2.0K |
| 386 | Brain | 7 | 53 | 1.9K | 3.4K |
| 386 | mathematical analysis | 8 | 53 | 1.5K | 1.6K |
| 389 | Physical fitness | 5 | 52 | 1.1K | 1.7K |
| 390 | Community Psychiatry | 2 | 51 | 1.8K | 1.9K |
| 390 | energy conservation | 2 | 51 | 2.3K | 2.5K |
| 390 | Fracture mechanics | 4 | 51 | 921 | 1.2K |
| 390 | Mycology | 2 | 51 | 2.2K | 2.1K |
| 390 | Psychiatric Epidemiology | 2 | 51 | 810 | 1.1K |
| 395 | rivers | 5 | 50 | 233 | 470 |
| 396 | probabilities | 10 | 49 | 815 | 1.1K |
| 397 | Radiation Oncology | 3 | 48 | 492 | 687 |
| 397 | Organometallic chemistry | 3 | 48 | 2.0K | 2.0K |
| 397 | Bioinorganic chemistry | 3 | 48 | 1.7K | 2.0K |
| 397 | Steroids | 5 | 48 | 709 | 1.3K |
| 397 | Recycling | 1 | 48 | 531 | 728 |
| 402 | Nonlinear Dynamics | 7 | 47 | 1.8K | 2.8K |
| 402 | Stem cells | 3 | 47 | 2.1K | 2.8K |
| 404 | Development Economics | 3 | 46 | 598 | 747 |
| 404 | Radiography | 1 | 46 | 1.7K | 1.5K |
| 404 | Emergency Medicine | 5 | 46 | 1.6K | 2.0K |
| 404 | time perception | 4 | 46 | 10 | 22 |
| 404 | time | 4 | 46 | 18 | 22 |
| 404 | Respiratory system | 2 | 46 | 960 | 1.1K |
| 404 | Aquatic ecology | 2 | 46 | 1.4K | 1.4K |
| 411 | Zoology | 4 | 45 | 3.0K | 3.3K |
| 411 | Electronics | 5 | 45 | 3.6K | 4.3K |
| 411 | Mechanics | 10 | 45 | 738 | 1.4K |
| 411 | Consciousness | 2 | 45 | 607 | 572 |
| 415 | Nanochemistry | 4 | 44 | 1.2K | 1.6K |
| 415 | Ecohydrology | 1 | 44 | 745 | 524 |
| 415 | Bipolar Disorder | 3 | 44 | 490 | 773 |
| 418 | Liquid Crystals | 2 | 43 | 1.4K | 915 |
| 418 | Business | 2 | 43 | 2.8K | 2.3K |
| 418 | proteins | 5 | 43 | 2.2K | 3.5K |
| 421 | Structural optimization | 2 | 42 | 512 | 550 |
| 421 | Automation | 6 | 42 | 1.7K | 2.7K |
| 421 | environmental indicators | 1 | 42 | 1.1K | 1.2K |
| 421 | Cardiovascular system | 1 | 42 | 3.5K | 3.8K |
| 421 | Proteome | 4 | 42 | 1.3K | 2.4K |
| 426 | Neurobiology | 3 | 41 | 2.1K | 3.0K |
| 426 | city planning | 3 | 41 | 1.7K | 1.9K |
| 428 | Primary health care | 7 | 40 | 1.4K | 2.8K |
| 428 | mycoses | 1 | 40 | 1.9K | 1.9K |
| 428 | Therapeutics | 3 | 40 | 2.5K | 3.6K |
| 431 | Sustainable Development | 4 | 39 | 1.8K | 2.9K |
| 431 | soil conservation | 2 | 39 | 1.2K | 1.4K |
| 431 | Molecular evolution | 5 | 39 | 1.6K | 3.0K |
| 431 | sustainability | 6 | 39 | 539 | 1.5K |
| 431 | land degradation | 2 | 39 | 779 | 955 |
| 431 | degradation | 2 | 39 | 779 | 955 |
| 437 | Physical Geography | 4 | 38 | 510 | 798 |
| 437 | Metallurgy | 5 | 38 | 2.2K | 2.8K |
| 437 | Health Education | 7 | 38 | 1.4K | 2.9K |
| 437 | risk factors | 2 | 38 | 1.1K | 1.3K |
| 437 | Europa | 3 | 38 | 737 | 821 |
| 442 | Genetic engineering | 9 | 37 | 1.5K | 3.8K |
| 442 | Plant genetic engineering | 3 | 37 | 1.2K | 1.8K |
| 442 | Minerals | 4 | 37 | 669 | 1.2K |
| 445 | Criminal psychology | 4 | 36 | 765 | 1.2K |
| 445 | Volcanology | 6 | 36 | 15 | 67 |
| 445 | Radiobiology | 3 | 36 | 1.8K | 2.3K |
| 445 | Social behavior | 3 | 36 | 1.4K | 2.0K |
| 449 | Neurochemistry | 7 | 35 | 1.9K | 3.9K |
| 449 | Demography | 2 | 35 | 1.1K | 1.3K |
| 449 | extraterrestrial environment | 2 | 35 | 428 | 496 |
| 452 | Plant Genetics | 3 | 34 | 843 | 1.5K |
| 452 | pollutants | 4 | 34 | 1.8K | 3.3K |
| 452 | Environmental pollutants | 4 | 34 | 2.3K | 3.9K |
| 452 | Plant diseases | 4 | 34 | 2.0K | 2.7K |
| 452 | Radiation effects | 1 | 34 | 565 | 598 |
| 457 | Experimental Psychology | 4 | 33 | 554 | 924 |
| 457 | Pharmacogenetics | 3 | 33 | 1.4K | 2.4K |
| 457 | Nanoelectronics | 1 | 33 | 1.1K | 659 |
| 457 | Plasma chemistry | 4 | 33 | 393 | 738 |
| 461 | Public Policy | 2 | 32 | 2.4K | 2.9K |
| 461 | Renewable Energy Sources | 1 | 32 | 3.3K | 3.7K |
| 461 | Biogeochemistry | 4 | 32 | 1.1K | 2.0K |
| 461 | Women's health | 3 | 32 | 1.7K | 2.4K |
| 461 | fertility | 3 | 32 | 1.3K | 2.0K |
| 466 | Archaeology | 3 | 31 | 1.5K | 1.5K |
| 466 | Nuclear Engineering | 3 | 31 | 1.6K | 1.7K |
| 466 | Obstetrics | 3 | 31 | 3.2K | 4.1K |
| 466 | Mobile genetic elements | 2 | 31 | 152 | 266 |
| 466 | radiative transfer | 3 | 31 | 251 | 364 |
| 466 | Child Development | 3 | 31 | 2.3K | 3.3K |
| 466 | RNA | 2 | 31 | 851 | 1.3K |
| 466 | DNA | 2 | 31 | 994 | 1.2K |
| 474 | Anthropology | 1 | 30 | 3.2K | 2.2K |
| 474 | Surface-Active Agents | 1 | 30 | 1.9K | 2.1K |
| 474 | Reproductive health | 6 | 30 | 577 | 1.5K |
| 474 | Human evolution | 1 | 30 | 750 | 774 |
| 474 | Surface properties | 1 | 30 | 1.9K | 2.1K |
| 474 | Atomic spectroscopy | 8 | 30 | 664 | 1.5K |
| 474 | health services | 2 | 30 | 1.9K | 2.3K |
| 474 | hygiene | 2 | 30 | 905 | 1.2K |
| 474 | Cerebral cortex | 2 | 30 | 1.3K | 1.8K |
| 483 | Animal Behavior | 5 | 29 | 1.6K | 3.3K |
| 483 | Nanobiotechnology | 1 | 29 | 963 | 1.2K |
| 483 | Bioremediation | 6 | 29 | 297 | 1.3K |
| 483 | Cosmochemistry | 2 | 29 | 669 | 812 |
| 483 | Crystal growth | 5 | 29 | 962 | 1.8K |
| 483 | Dementia | 2 | 29 | 2.4K | 1.8K |
| 483 | alcoholism | 5 | 29 | 1.5K | 2.8K |
| 490 | Structural Engineering | 5 | 28 | 1.1K | 1.7K |
| 490 | Distributed Databases | 1 | 28 | 367 | 306 |
| 490 | Drug delivery devices | 1 | 28 | 600 | 808 |
| 490 | Communication in medicine | 1 | 28 | 1.1K | 992 |
| 490 | Communication | 2 | 28 | 2.7K | 2.8K |
| 490 | vascular diseases | 1 | 28 | 1.6K | 2.0K |
| 490 | econometric models | 2 | 28 | 326 | 515 |
| 490 | Fisheries | 4 | 28 | 1.6K | 2.5K |
| 490 | cosmetics | 3 | 28 | 169 | 344 |
| 499 | Water quality | 1 | 27 | 665 | 571 |
| 499 | personality | 2 | 27 | 1.5K | 1.9K |
| 499 | Africa | 7 | 27 | 1.2K | 2.0K |
| 499 | Water chemistry | 1 | 27 | 938 | 766 |
| 499 | rehabilitation | 4 | 27 | 2.5K | 4.2K |
| 504 | Computer Science | 4 | 26 | 2.2K | 2.9K |
| 504 | Signal Transduction | 3 | 26 | 1.8K | 3.0K |
| 504 | Numerical Analysis | 5 | 26 | 2.1K | 2.9K |
| 504 | Regional Economics | 3 | 26 | 491 | 738 |
| 504 | Leukemia | 2 | 26 | 1.7K | 2.2K |
| 504 | fuel cells | 2 | 26 | 1.8K | 2.2K |
| 504 | Transplantation | 2 | 26 | 2.2K | 2.8K |
| 504 | Maps | 2 | 26 | 243 | 285 |
| 504 | Catalysts | 1 | 26 | 1.3K | 1.2K |
| 504 | Meteorites | 3 | 26 | 650 | 1.1K |
| 514 | Cognitive Psychology | 3 | 25 | 425 | 628 |
| 514 | Political Psychology | 3 | 25 | 370 | 673 |
| 514 | Forest Management | 1 | 25 | 1.1K | 994 |
| 514 | Pesticides | 1 | 25 | 1.2K | 1.1K |
| 514 | exobiology | 3 | 25 | 447 | 840 |
| 514 | biological monitoring | 2 | 25 | 830 | 1.3K |
| 514 | drug control | 1 | 25 | 687 | 796 |
| 521 | Medical Technology | 4 | 24 | 2.0K | 3.7K |
| 521 | Emergency Medical Services | 2 | 24 | 1.6K | 1.8K |
| 521 | Macroeconomics | 2 | 24 | 504 | 540 |
| 521 | Plate Tectonics | 2 | 24 | 418 | 547 |
| 521 | Quality of life | 3 | 24 | 1.9K | 3.4K |
| 521 | Chromosomes | 2 | 24 | 1.3K | 1.9K |
| 521 | China | 4 | 24 | 2.9K | 4.4K |
| 521 | Parkinson's disease | 2 | 24 | 328 | 529 |
| 521 | rare diseases | 2 | 24 | 1.1K | 1.5K |
| 521 | Sites | 1 | 24 | 383 | 492 |
| 521 | Mountains | 1 | 24 | 803 | 580 |
| 532 | Immunotherapy | 1 | 23 | 3.6K | 3.9K |
| 532 | Psycholinguistics | 5 | 23 | 786 | 1.6K |
| 532 | Physical organic chemistry | 3 | 23 | 1.7K | 2.4K |
| 532 | Hemostasis | 4 | 23 | 759 | 1.4K |
| 532 | Microbial Biotechnology | 2 | 23 | 1.6K | 2.2K |
| 532 | Alternative Medicine | 3 | 23 | 2.4K | 3.8K |
| 532 | embryonic development | 1 | 23 | 1.0K | 1.1K |
| 532 | complementary therapies | 3 | 23 | 2.6K | 3.9K |
| 532 | Evolutionary Computation | 2 | 23 | 500 | 930 |
| 532 | drug addiction | 4 | 23 | 1.3K | 2.5K |
| 542 | Geriatric Medicine | 1 | 22 | 369 | 429 |
| 542 | Algebra | 4 | 22 | 1.3K | 1.3K |
| 542 | Sedimentology | 1 | 22 | 1.4K | 1.4K |
| 542 | Adolescent Psychology | 1 | 22 | 1.7K | 1.7K |
| 542 | government | 2 | 22 | 1.0K | 1.0K |
| 542 | internet | 2 | 22 | 1.9K | 2.2K |
| 542 | Stress | 1 | 22 | 622 | 744 |
| 549 | Radiology | 3 | 21 | 1.8K | 2.4K |
| 549 | Functional Analysis | 2 | 21 | 969 | 902 |
| 549 | Measurement | 2 | 21 | 1.3K | 1.7K |
| 549 | Quantum Optics | 7 | 21 | 645 | 1.5K |
| 549 | Eating Disorders | 2 | 21 | 1.3K | 1.8K |
| 549 | Health insurance | 1 | 21 | 1.1K | 1.1K |
| 549 | plant viruses | 1 | 21 | 498 | 572 |
| 549 | commerce | 4 | 21 | 1.3K | 2.1K |
| 549 | Laser Spectroscopy | 7 | 21 | 628 | 1.4K |
| 549 | economic development projects | 2 | 21 | 274 | 491 |
| 549 | Primates | 5 | 21 | 726 | 1.5K |
| 560 | Building Materials | 4 | 20 | 907 | 2.1K |
| 560 | Clinical Biochemistry | 2 | 20 | 1.7K | 2.4K |
| 560 | Pesticide residues | 1 | 20 | 196 | 297 |
| 560 | Neural circuitry | 4 | 20 | 1.5K | 3.1K |
| 560 | Mass Spectrometry | 2 | 20 | 2.1K | 2.7K |
| 560 | Food additives | 1 | 20 | 1.9K | 2.2K |
| 560 | food contamination | 1 | 20 | 2.2K | 2.1K |
| 560 | actuators | 1 | 20 | 2.4K | 2.8K |
| 560 | Mineral resources | 1 | 20 | 327 | 588 |
| 560 | Eastern Europe | 3 | 20 | 1.6K | 1.3K |
| 560 | Cell death | 2 | 20 | 1.9K | 2.9K |
| 560 | software | 1 | 20 | 1.7K | 2.0K |
| 560 | Soviet Union | 2 | 20 | 1.2K | 997 |
| 560 | transducers | 1 | 20 | 2.4K | 2.8K |
| 560 | Chronic diseases | 1 | 20 | 1.2K | 1.5K |
| 575 | Occupational Therapy | 3 | 19 | 1.3K | 1.8K |
| 575 | Rock Mechanics | 4 | 19 | 641 | 1.3K |
| 575 | Occupational Health | 3 | 19 | 1.6K | 2.2K |
| 575 | Landscape Ecology | 2 | 19 | 726 | 1.2K |
| 575 | Industrial Safety | 3 | 19 | 1.1K | 1.8K |
| 575 | Depression | 2 | 19 | 635 | 1.2K |
| 575 | industrial hygiene | 3 | 19 | 1.5K | 2.1K |
| 575 | police psychology | 3 | 19 | 82 | 186 |
| 575 | Regional Development | 1 | 19 | 584 | 644 |
| 575 | Anxiety Disorders | 2 | 19 | 784 | 1.5K |
| 575 | Substance Abuse | 5 | 19 | 1.4K | 3.0K |
| 575 | Anxiety | 2 | 19 | 783 | 1.5K |
| 575 | Development planning | 1 | 19 | 530 | 612 |
| 575 | Detectors | 2 | 19 | 2.1K | 2.7K |
| 575 | crime | 3 | 19 | 720 | 1.1K |
| 575 | Economic planning | 1 | 19 | 690 | 841 |
| 591 | Ophthalmology | 3 | 18 | 2.1K | 3.2K |
| 591 | Statistics | 6 | 18 | 2.4K | 4.1K |
| 591 | Paleontology | 5 | 18 | 1.3K | 2.2K |
| 591 | Internet of Things | 2 | 18 | 1.2K | 1.6K |
| 591 | Cartography | 1 | 18 | 1.1K | 750 |
| 591 | Developmental Psychology | 2 | 18 | 1.4K | 2.0K |
| 591 | Product Design | 2 | 18 | 424 | 607 |
| 591 | Plant Biotechnology | 1 | 18 | 1.6K | 1.8K |
| 591 | health services accessibility | 2 | 18 | 1.3K | 1.8K |
| 591 | Functional foods | 1 | 18 | 947 | 1.1K |
| 591 | Socioeconomic Factors | 2 | 18 | 1.2K | 2.0K |
| 591 | Genetic algorithms | 1 | 18 | 599 | 816 |
| 591 | Wind power | 1 | 18 | 618 | 614 |
| 591 | behavior therapy | 3 | 18 | 921 | 1.7K |
| 591 | Phytotherapy | 1 | 18 | 1.7K | 2.2K |
| 591 | human development | 2 | 18 | 1.1K | 1.7K |
| 591 | Yeast | 1 | 18 | 1.0K | 1.2K |
| 608 | Law | 1 | 17 | 3.2K | 1.6K |
| 608 | Audiology | 5 | 17 | 746 | 1.6K |
| 608 | Pharmacognosy | 1 | 17 | 3.2K | 3.8K |
| 608 | Mobile Computing | 1 | 17 | 2.2K | 2.0K |
| 608 | Pharmacogenomics | 1 | 17 | 868 | 1.1K |
| 608 | Psychopharmacology | 2 | 17 | 2.4K | 3.3K |
| 608 | Quality Control | 2 | 17 | 2.4K | 3.2K |
| 608 | Forensic Psychiatry | 1 | 17 | 1.1K | 1.1K |
| 608 | Precision medicine | 1 | 17 | 589 | 559 |
| 608 | Patient education | 1 | 17 | 1.1K | 1.4K |
| 608 | Regionalism | 1 | 17 | 482 | 466 |
| 608 | Medicinal plants | 1 | 17 | 2.6K | 2.9K |
| 608 | Biometrics | 4 | 17 | 1.2K | 2.2K |
| 608 | counseling | 1 | 17 | 2.6K | 2.6K |
| 608 | management | 11 | 17 | 1.7K | 4.8K |
| 608 | Japan | 1 | 17 | 4.0K | 3.4K |
| 608 | concrete | 1 | 17 | 1.3K | 1.3K |
| 608 | computer networks | 4 | 17 | 2.2K | 3.5K |
| 608 | Australia | 2 | 17 | 3.0K | 3.6K |
| 608 | Autonomous robots | 2 | 17 | 272 | 574 |
| 608 | Oxidation-reduction | 2 | 17 | 1.2K | 2.2K |
| 629 | Mechatronics | 2 | 16 | 1.1K | 1.6K |
| 629 | Urban Policy | 1 | 16 | 1.1K | 1.4K |
| 629 | Medical Oncology | 2 | 16 | 2.7K | 3.9K |
| 629 | Fluid Dynamics | 3 | 16 | 1.1K | 1.8K |
| 629 | Probability | 2 | 16 | 1.1K | 1.5K |
| 629 | Control Theory | 7 | 16 | 1.3K | 2.8K |
| 629 | preventive medicine | 1 | 16 | 2.6K | 3.0K |
| 629 | Travel | 1 | 16 | 1.9K | 1.9K |
| 629 | Soil biology | 1 | 16 | 981 | 1.4K |
| 629 | intergroup relations | 2 | 16 | 238 | 450 |
| 629 | individual differences | 1 | 16 | 222 | 356 |
| 629 | natural products | 4 | 16 | 1.9K | 3.4K |
| 629 | Middle East | 2 | 16 | 1.5K | 1.2K |
| 629 | urban forestry | 1 | 16 | 632 | 754 |
| 629 | Genetic therapy | 2 | 16 | 2.1K | 3.2K |
| 629 | diseases | 1 | 16 | 575 | 701 |
| 645 | Linguistics | 5 | 15 | 1.4K | 2.0K |
| 645 | Chronobiology | 1 | 15 | 1.0K | 1.1K |
| 645 | Environmental Toxicology | 1 | 15 | 4.5K | 5.5K |
| 645 | Cosmology | 4 | 15 | 1.3K | 1.7K |
| 645 | Optical Communications | 1 | 15 | 1.6K | 1.5K |
| 645 | Flexible manufacturing systems | 1 | 15 | 474 | 697 |
| 645 | Computer-Aided Design | 3 | 15 | 1.2K | 2.2K |
| 645 | Circadian rhythms | 1 | 15 | 735 | 947 |
| 645 | consumer behavior | 1 | 15 | 1.1K | 1.3K |
| 645 | Nonlinear functional analysis | 2 | 15 | 630 | 884 |
| 645 | biological clocks | 1 | 15 | 1.0K | 1.1K |
| 645 | Microprocessors | 2 | 15 | 410 | 690 |
| 645 | clay | 1 | 15 | 998 | 1.4K |
| 645 | Latin America | 2 | 15 | 2.3K | 1.7K |
| 645 | environmental exposure | 1 | 15 | 3.8K | 4.4K |
| 645 | circadian rhythm | 1 | 15 | 1.0K | 1.1K |
| 645 | Learning | 7 | 15 | 856 | 2.5K |
| 645 | biological rhythms | 1 | 15 | 960 | 1.1K |
| 645 | Antarctica | 1 | 15 | 662 | 637 |
| 645 | Sedimentary rocks | 1 | 15 | 536 | 583 |
| 645 | Food preferences | 3 | 15 | 225 | 641 |
| 645 | plankton | 1 | 15 | 449 | 609 |
| 645 | finance | 1 | 15 | 3.4K | 3.1K |
| 645 | drug evaluation | 3 | 15 | 1.8K | 3.4K |
| 669 | Engineering | 4 | 14 | 4.7K | 7.4K |
| 669 | Information Systems | 4 | 14 | 1.3K | 3.1K |
| 669 | Nuclear Medicine | 3 | 14 | 1.4K | 2.1K |
| 669 | Ceramics | 5 | 14 | 1.6K | 2.9K |
| 669 | Restoration Ecology | 1 | 14 | 972 | 1.2K |
| 669 | Political Ecology | 1 | 14 | 189 | 131 |
| 669 | Carcinogenesis | 1 | 14 | 2.1K | 2.7K |
| 669 | Molecular Imaging | 3 | 14 | 1.0K | 1.9K |
| 669 | Corporate Social Responsibility | 1 | 14 | 575 | 906 |
| 669 | Electrochemical Analysis | 2 | 14 | 1.4K | 2.2K |
| 669 | environmental auditing | 1 | 14 | 603 | 924 |
| 669 | Calculus of Variations | 5 | 14 | 432 | 768 |
| 669 | Geodynamics | 3 | 14 | 465 | 981 |
| 669 | Feeding and Eating Disorders | 1 | 14 | 1.7K | 2.0K |
| 669 | international trade | 4 | 14 | 504 | 1.2K |
| 669 | carcinogens | 1 | 14 | 2.2K | 2.8K |
| 669 | mutagens | 1 | 14 | 1.8K | 2.4K |
| 669 | Kidney diseases | 3 | 14 | 1.3K | 2.4K |
| 687 | Software Engineering | 3 | 13 | 1.2K | 1.9K |
| 687 | Early Childhood Education | 1 | 13 | 1.1K | 1.1K |
| 687 | Soil Mechanics | 4 | 13 | 881 | 1.7K |
| 687 | Historical Linguistics | 1 | 13 | 186 | 138 |
| 687 | Pediatric Neurology | 1 | 13 | 2.1K | 2.9K |
| 687 | Neurotoxicology | 1 | 13 | 1.2K | 1.7K |
| 687 | Functional Genomics | 1 | 13 | 723 | 1.2K |
| 687 | sedimentary basins | 1 | 13 | 421 | 586 |
| 687 | Simulation Methods | 1 | 13 | 1.0K | 1.0K |
| 687 | Ethology | 2 | 13 | 1.9K | 3.1K |
| 687 | Taste | 2 | 13 | 446 | 923 |
| 687 | Shape Memory Alloys | 1 | 13 | 112 | 119 |
| 687 | elasticity | 1 | 13 | 449 | 498 |
| 687 | Shape memory polymers | 1 | 13 | 112 | 119 |
| 687 | smell | 2 | 13 | 446 | 923 |
| 687 | Shape Memory Effect | 1 | 13 | 112 | 119 |
| 687 | Earthquakes | 1 | 13 | 814 | 859 |
| 687 | disabilities | 1 | 13 | 1.7K | 2.0K |
| 687 | phenomics | 1 | 13 | 116 | 129 |
| 687 | language | 1 | 13 | 1.6K | 1.8K |
| 707 | Electrical Engineering | 2 | 12 | 4.9K | 5.1K |
| 707 | Energy Policy | 1 | 12 | 3.1K | 3.9K |
| 707 | Mathematical Economics | 1 | 12 | 432 | 557 |
| 707 | Computer Architecture | 1 | 12 | 753 | 713 |
| 707 | Machine Learning | 2 | 12 | 507 | 866 |
| 707 | Natural resources | 2 | 12 | 907 | 1.6K |
| 707 | Crystallography | 7 | 12 | 1.5K | 2.6K |
| 707 | Medical innovations | 1 | 12 | 2.2K | 3.3K |
| 707 | Combinatorial analysis | 7 | 12 | 592 | 1.1K |
| 707 | Glass | 2 | 12 | 1.7K | 2.6K |
| 707 | cell physiology | 2 | 12 | 2.4K | 4.0K |
| 707 | pottery | 2 | 12 | 1.7K | 2.5K |
| 707 | energy resources | 1 | 12 | 1.3K | 2.1K |
| 707 | Vaccines | 1 | 12 | 3.3K | 4.0K |
| 707 | Genes | 4 | 12 | 1.3K | 3.0K |
| 722 | Orthopedics | 1 | 11 | 3.2K | 3.7K |
| 722 | Economic Geography | 1 | 11 | 758 | 842 |
| 722 | Nanophotonics | 1 | 11 | 714 | 935 |
| 722 | Social Security | 1 | 11 | 172 | 158 |
| 722 | Adhesion | 1 | 11 | 1.1K | 1.3K |
| 722 | mass transfer | 1 | 11 | 1.8K | 2.2K |
| 722 | Infertility | 1 | 11 | 1.5K | 2.1K |
| 722 | analysis | 3 | 11 | 405 | 769 |
| 722 | monitoring | 1 | 11 | 819 | 950 |
| 722 | Solutions | 1 | 11 | 817 | 906 |
| 722 | Eurasia | 1 | 11 | 580 | 649 |
| 722 | plasma | 1 | 11 | 232 | 239 |
| 722 | Fungi | 1 | 11 | 1.6K | 2.0K |
| 722 | adhesives | 1 | 11 | 1.2K | 1.4K |
| 722 | Bones | 1 | 11 | 1.4K | 2.0K |
| 722 | Metals | 6 | 11 | 1.6K | 3.4K |
| 722 | sports injuries | 1 | 11 | 1.4K | 1.4K |
| 739 | Systems Engineering | 1 | 10 | 4.0K | 4.1K |
| 739 | Computer Engineering | 3 | 10 | 674 | 1.5K |
| 739 | Language Disorders | 3 | 10 | 994 | 1.9K |
| 739 | Logistics | 7 | 10 | 119 | 861 |
| 739 | Forensic Psychology | 1 | 10 | 836 | 1.0K |
| 739 | Animal health | 3 | 10 | 564 | 1.0K |
| 739 | Biofeedback | 1 | 10 | 399 | 651 |
| 739 | Molecular Spectroscopy | 1 | 10 | 2.6K | 3.4K |
| 739 | Environmental risk assessment | 2 | 10 | 632 | 1.3K |
| 739 | calcification | 1 | 10 | 1.3K | 1.8K |
| 739 | Writing | 3 | 10 | 284 | 721 |
| 739 | Reading | 3 | 10 | 604 | 1.2K |
| 739 | Autism | 1 | 10 | 1.3K | 1.9K |
| 752 | Information Technology | 3 | 9 | 2.9K | 4.6K |
| 752 | Geometry | 1 | 9 | 2.0K | 1.7K |
| 752 | Higher Education | 2 | 9 | 783 | 1.3K |
| 752 | Educational Technology | 2 | 9 | 2.0K | 3.1K |
| 752 | Ichthyology | 1 | 9 | 1.1K | 1.1K |
| 752 | Discrete geometry | 1 | 9 | 497 | 530 |
| 752 | Water quality management | 4 | 9 | 2.0K | 4.3K |
| 752 | DNS | 1 | 9 | 1.2K | 1.8K |
| 752 | hazard mitigation | 3 | 9 | 1.0K | 2.5K |
| 752 | medical education | 6 | 9 | 1.7K | 4.4K |
| 752 | Adipose tissue | 1 | 9 | 236 | 404 |
| 752 | Oxidation | 3 | 9 | 189 | 559 |
| 752 | Navier-Stokes equations | 3 | 9 | 153 | 314 |
| 752 | liver | 1 | 9 | 797 | 1.0K |
| 752 | Solar System | 1 | 9 | 1.0K | 1.2K |
| 752 | Fish | 1 | 9 | 839 | 955 |
| 752 | venom | 1 | 9 | 1.2K | 1.7K |
| 752 | Toxins | 1 | 9 | 1.4K | 1.9K |
| 752 | Liver diseases | 1 | 9 | 2.9K | 3.8K |
| 771 | Computational Chemistry | 2 | 8 | 1.1K | 1.8K |
| 771 | Agricultural Education | 1 | 8 | 309 | 333 |
| 771 | Palliative Care | 2 | 8 | 1.5K | 2.5K |
| 771 | Palynology | 1 | 8 | 587 | 739 |
| 771 | Geosynthetics | 2 | 8 | 209 | 447 |
| 771 | Risk Management | 2 | 8 | 1.1K | 2.3K |
| 771 | hospice care | 2 | 8 | 941 | 1.8K |
| 771 | Microcirculation | 1 | 8 | 942 | 1.4K |
| 771 | Ecosystem management | 1 | 8 | 1.3K | 1.8K |
| 771 | Extreme Value Theory | 2 | 8 | 105 | 227 |
| 771 | global environmental change | 1 | 8 | 1.6K | 2.3K |
| 771 | Computational Complexity | 5 | 8 | 691 | 1.9K |
| 771 | Plasma polymerization | 1 | 8 | 607 | 863 |
| 771 | foods | 1 | 8 | 698 | 969 |
| 771 | cytokines | 2 | 8 | 1.9K | 3.4K |
| 771 | Blood vessels | 1 | 8 | 681 | 1.0K |
| 771 | lasers | 1 | 8 | 3.6K | 3.7K |
| 771 | environmental issues | 1 | 8 | 1.0K | 1.5K |
| 789 | Geotechnical Engineering | 3 | 7 | 518 | 1.2K |
| 789 | Systems Theory | 1 | 7 | 1.5K | 1.8K |
| 789 | Community Psychology | 2 | 7 | 833 | 1.6K |
| 789 | Engineering Mathematics | 1 | 7 | 4.4K | 4.6K |
| 789 | Solar power plants | 1 | 7 | 504 | 832 |
| 789 | health behavior | 1 | 7 | 2.1K | 3.0K |
| 789 | Organizational change | 2 | 7 | 977 | 1.8K |
| 789 | Emerging infectious diseases | 3 | 7 | 425 | 1.3K |
| 789 | Photochemistry | 2 | 7 | 2.2K | 3.8K |
| 789 | Biological Systems | 1 | 7 | 1.7K | 2.3K |
| 789 | Semiconductors | 2 | 7 | 1.8K | 2.8K |
| 789 | Biomechanics | 1 | 7 | 2.9K | 3.5K |
| 789 | Social Systems | 1 | 7 | 491 | 585 |
| 789 | Ceramic materials | 3 | 7 | 1.1K | 2.5K |
| 789 | Photovoltaic Cells | 1 | 7 | 508 | 838 |
| 789 | Multimedia Systems | 2 | 7 | 2.4K | 3.3K |
| 789 | Photobiology | 2 | 7 | 1.4K | 2.8K |
| 789 | organizational effectiveness | 2 | 7 | 673 | 1.3K |
| 789 | forestry | 1 | 7 | 518 | 819 |
| 789 | Asia | 4 | 7 | 2.7K | 5.8K |
| 789 | sustainable growth | 1 | 7 | 108 | 242 |
| 789 | Cellulose | 1 | 7 | 1.3K | 1.9K |
| 811 | Rheumatology | 2 | 6 | 1.9K | 3.2K |
| 811 | Computer Graphics | 1 | 6 | 2.6K | 3.3K |
| 811 | International Relations | 1 | 6 | 2.7K | 2.3K |
| 811 | International Law | 1 | 6 | 1.3K | 883 |
| 811 | Dynamics | 2 | 6 | 2.4K | 3.6K |
| 811 | Pediatric Rheumatology | 1 | 6 | 587 | 816 |
| 811 | Maternal health services | 1 | 6 | 1.0K | 1.6K |
| 811 | Multivariate Analysis | 1 | 6 | 623 | 868 |
| 811 | Flow chemistry | 1 | 6 | 79 | 137 |
| 811 | Child welfare | 1 | 6 | 2.0K | 2.8K |
| 811 | Radio wave propagation | 2 | 6 | 1.3K | 2.1K |
| 811 | Inflammation | 2 | 6 | 2.1K | 3.8K |
| 811 | Ubiquitous computing | 1 | 6 | 256 | 296 |
| 811 | Human-robot interaction | 1 | 6 | 99 | 161 |
| 811 | Geobiology | 1 | 6 | 994 | 1.3K |
| 811 | Pacific Islands | 3 | 6 | 381 | 1.2K |
| 811 | aromatic plants | 1 | 6 | 547 | 737 |
| 811 | animal diseases | 2 | 6 | 724 | 1.6K |
| 811 | Southeast Asia | 1 | 6 | 1.1K | 1.0K |
| 811 | Germany | 1 | 6 | 1.5K | 1.4K |
| 811 | ethanol | 1 | 6 | 1.1K | 1.5K |
| 811 | electrocatalysis | 1 | 6 | 262 | 458 |
| 811 | United Kingdom | 1 | 6 | 3.2K | 4.1K |
| 834 | Mechanical Engineering | 2 | 5 | 3.3K | 4.6K |
| 834 | Histology | 1 | 5 | 3.7K | 5.0K |
| 834 | Health Services Administration | 3 | 5 | 1.5K | 3.6K |
| 834 | Fuzzy Logic | 1 | 5 | 265 | 500 |
| 834 | Histochemistry | 1 | 5 | 2.3K | 3.2K |
| 834 | Highway Engineering | 1 | 5 | 784 | 1.1K |
| 834 | Pharmacokinetics | 1 | 5 | 2.0K | 2.7K |
| 834 | Tourism | 1 | 5 | 2.4K | 3.2K |
| 834 | soil management | 3 | 5 | 381 | 1.2K |
| 834 | Bifurcation Theory | 1 | 5 | 1.1K | 1.5K |
| 834 | Lipid metabolism | 1 | 5 | 817 | 1.4K |
| 834 | Composite Materials | 2 | 5 | 2.6K | 4.3K |
| 834 | Plant breeding | 1 | 5 | 1.9K | 2.7K |
| 834 | Molecules | 2 | 5 | 2.1K | 3.1K |
| 834 | Semigroups | 3 | 5 | 298 | 592 |
| 834 | visualization | 6 | 5 | 1.5K | 3.4K |
| 834 | economic conditions | 2 | 5 | 794 | 1.1K |
| 834 | Lipid | 1 | 5 | 817 | 1.4K |
| 834 | Vehicle routing problem | 1 | 5 | 4 | 11 |
| 834 | Neutrons | 1 | 5 | 138 | 148 |
| 834 | prostaglandins | 1 | 5 | 742 | 1.2K |
| 834 | Growth factors | 1 | 5 | 626 | 1.2K |
| 834 | pharmaceutical industry | 1 | 5 | 1.2K | 1.7K |
| 834 | planning | 3 | 5 | 615 | 1.8K |
| 834 | Cytokine | 1 | 5 | 922 | 1.5K |
| 834 | Fuzzy systems | 1 | 5 | 3.0K | 3.5K |
| 860 | Fluid Mechanics | 3 | 4 | 2.3K | 4.0K |
| 860 | Environmental Geology | 1 | 4 | 2.6K | 3.6K |
| 860 | Psychoneuroimmunology | 1 | 4 | 1.1K | 1.9K |
| 860 | Marine Biotechnology | 1 | 4 | 559 | 1.0K |
| 860 | Psychosomatic Medicine | 1 | 4 | 1.6K | 2.5K |
| 860 | Food Preservation | 1 | 4 | 1.5K | 2.1K |
| 860 | Music | 2 | 4 | 1.4K | 2.0K |
| 860 | Cross-Cultural Studies | 1 | 4 | 1.1K | 1.7K |
| 860 | transgenic organisms | 1 | 4 | 711 | 1.3K |
| 860 | transgenic animals | 1 | 4 | 675 | 1.2K |
| 860 | Neuroimmunology | 1 | 4 | 1.3K | 2.1K |
| 860 | Molecular cloning | 1 | 4 | 2.5K | 3.6K |
| 860 | Genetic recombination | 1 | 4 | 2.5K | 3.5K |
| 860 | disarmament | 1 | 4 | 377 | 512 |
| 860 | Smoking | 1 | 4 | 1.4K | 2.3K |
| 860 | Wetland ecology | 2 | 4 | 720 | 1.6K |
| 860 | K-theory | 1 | 4 | 100 | 140 |
| 860 | arms control | 1 | 4 | 196 | 266 |
| 860 | Developmental Disabilities | 2 | 4 | 1.5K | 2.9K |
| 860 | Transgenic plants | 1 | 4 | 1.1K | 1.8K |
| 860 | income | 1 | 4 | 409 | 686 |
| 860 | Chemical processes | 1 | 4 | 1.3K | 2.0K |
| 860 | plasma spraying | 1 | 4 | 538 | 861 |
| 860 | Input-output analysis | 1 | 4 | 576 | 890 |
| 860 | Electrophysiology | 2 | 4 | 1.8K | 3.1K |
| 860 | Wealth | 1 | 4 | 409 | 686 |
| 860 | Genetic markers | 1 | 4 | 735 | 1.3K |
| 860 | cross-cultural comparison | 1 | 4 | 1.1K | 1.7K |
| 860 | System design | 1 | 4 | 607 | 876 |
| 860 | psychotherapy | 1 | 4 | 2.7K | 3.5K |
| 860 | Recombinant DNA | 1 | 4 | 2.7K | 3.8K |
| 860 | amino acids | 1 | 4 | 1.6K | 2.4K |
| 860 | antibiotics | 1 | 4 | 925 | 1.5K |
| 860 | Flow cytometry | 1 | 4 | 1.1K | 1.7K |
| 860 | Spain | 10 | 4 | 422 | 1.5K |
| 860 | Human biology | 1 | 4 | 1.4K | 2.1K |
| 896 | Physical Therapy | 1 | 3 | 2.7K | 3.8K |
| 896 | Applied Mathematics | 1 | 3 | 1.7K | 1.8K |
| 896 | Biostatistics | 1 | 3 | 462 | 672 |
| 896 | Econometrics | 3 | 3 | 1.6K | 3.0K |
| 896 | Medical Sociology | 1 | 3 | 125 | 318 |
| 896 | Comparative Physiology | 1 | 3 | 1.3K | 2.0K |
| 896 | Building Information Modeling | 1 | 3 | 27 | 52 |
| 896 | Welfare Economics | 1 | 3 | 836 | 1.2K |
| 896 | Geographic information systems | 3 | 3 | 1.3K | 3.2K |
| 896 | Organizational learning | 1 | 3 | 1.1K | 1.6K |
| 896 | Anti-inflammatory agents | 1 | 3 | 576 | 1.0K |
| 896 | Viticulture | 1 | 3 | 296 | 513 |
| 896 | Group theory | 1 | 3 | 327 | 354 |
| 896 | taxation | 2 | 3 | 230 | 649 |
| 896 | auditory perception | 1 | 3 | 574 | 1.0K |
| 896 | Integrative Medicine | 1 | 3 | 676 | 1.1K |
| 896 | Ergodic Theory | 1 | 3 | 573 | 761 |
| 896 | Learning disabilities | 1 | 3 | 1.6K | 2.4K |
| 896 | Knowledge management | 1 | 3 | 1.0K | 1.5K |
| 896 | Raman spectroscopy | 1 | 3 | 1.4K | 2.2K |
| 896 | Freeze-Drying | 1 | 3 | 596 | 1.1K |
| 896 | Holistic Health | 1 | 3 | 1.1K | 1.8K |
| 896 | Hypothermia | 1 | 3 | 596 | 1.1K |
| 896 | Logic Programming | 1 | 3 | 461 | 645 |
| 896 | Freeze Drying | 1 | 3 | 596 | 1.1K |
| 896 | Magnetic Resonance Spectroscopy | 3 | 3 | 1.5K | 3.0K |
| 896 | Hemophilia | 1 | 3 | 1.1K | 1.5K |
| 896 | cell adhesion molecules | 1 | 3 | 1.3K | 2.1K |
| 896 | nuclear magnetic resonance spectroscopy | 2 | 3 | 1.2K | 2.1K |
| 896 | Government policy | 1 | 3 | 409 | 676 |
| 896 | water reuse | 1 | 3 | 686 | 1.2K |
| 896 | cell interaction | 1 | 3 | 2.3K | 3.4K |
| 896 | Post-traumatic stress disorder | 1 | 3 | 1.6K | 2.3K |
| 896 | Birds | 2 | 3 | 1.7K | 2.7K |
| 896 | Intellectual disability | 1 | 3 | 1.8K | 2.6K |
| 896 | NMR | 2 | 3 | 947 | 1.7K |
| 896 | wetland management | 1 | 3 | 460 | 915 |
| 896 | synthesis | 2 | 3 | 1.6K | 2.7K |
| 896 | Southern states | 1 | 3 | 644 | 899 |
| 896 | Argentina | 2 | 3 | 319 | 371 |
| 896 | Cell communication | 1 | 3 | 1.8K | 2.8K |
| 896 | Eigenvalues | 2 | 3 | 303 | 397 |
| 896 | magnetic resonance | 2 | 3 | 1.0K | 1.8K |
| 896 | children | 1 | 3 | 1.1K | 1.6K |
| 896 | Muscle contraction | 2 | 3 | 468 | 1.0K |
| 941 | Philosophy | 4 | 2 | 1.8K | 2.8K |
| 941 | Public Administration | 1 | 2 | 2.7K | 3.5K |
| 941 | Algorithms | 3 | 2 | 715 | 1.9K |
| 941 | Paleobiology | 1 | 2 | 665 | 1.0K |
| 941 | air quality management | 1 | 2 | 846 | 1.7K |
| 941 | income distribution | 1 | 2 | 329 | 596 |
| 941 | Logical Positivism | 1 | 2 | 29 | 25 |
| 941 | Risk assessment | 1 | 2 | 1.4K | 2.4K |
| 941 | Waste management | 2 | 2 | 2.2K | 4.2K |
| 941 | Water Purification | 2 | 2 | 1.8K | 3.5K |
| 941 | dietary supplements | 3 | 2 | 547 | 1.9K |
| 941 | Developmental Neurobiology | 1 | 2 | 1.3K | 1.9K |
| 941 | Financial management | 1 | 2 | 1.2K | 2.0K |
| 941 | Portfolio Management | 1 | 2 | 782 | 1.0K |
| 941 | Risk | 1 | 2 | 1.3K | 2.1K |
| 941 | Organic farming | 1 | 2 | 107 | 322 |
| 941 | Foodborne diseases | 1 | 2 | 635 | 1.1K |
| 941 | indoor air pollution | 1 | 2 | 940 | 1.7K |
| 941 | Ventilation | 1 | 2 | 1.2K | 2.1K |
| 941 | anesthesia | 1 | 2 | 1.2K | 1.6K |
| 941 | Safety management | 2 | 2 | 861 | 2.2K |
| 941 | Sick building syndrome | 1 | 2 | 940 | 1.7K |
| 941 | cardiac catheterization | 1 | 2 | 1.7K | 2.3K |
| 941 | arthritis | 1 | 2 | 2.5K | 3.6K |
| 941 | mental processes | 1 | 2 | 713 | 1.1K |
| 941 | Literacy | 1 | 2 | 525 | 834 |
| 941 | drug abuse | 2 | 2 | 1.0K | 2.4K |
| 941 | Written communication | 1 | 2 | 235 | 387 |
| 941 | Economic Assistance | 1 | 2 | 1.0K | 1.7K |
| 941 | Molecular structure | 1 | 2 | 3.9K | 5.3K |
| 941 | Information Science | 1 | 2 | 3.6K | 5.0K |
| 941 | harm reduction | 2 | 2 | 318 | 859 |
| 973 | Musicology | 1 | 1 | 545 | 704 |
| 973 | Hydrogeology | 1 | 1 | 1.4K | 2.3K |
| 973 | Cybernetics | 1 | 1 | 2.9K | 4.3K |
| 973 | Tribology | 1 | 1 | 1.8K | 2.7K |
| 973 | Number Theory | 2 | 1 | 1.0K | 1.9K |
| 973 | p-adic numbers | 5 | 1 | 23 | 125 |
| 973 | cosmic rays | 1 | 1 | 270 | 550 |
| 973 | Combinatorial optimization | 2 | 1 | 712 | 1.5K |
| 973 | Transportation | 2 | 1 | 1.9K | 3.7K |
| 973 | Computational Intelligence | 1 | 1 | 2.2K | 3.2K |
| 973 | Biomarkers | 1 | 1 | 1.1K | 2.1K |
| 973 | Industrial Policy | 1 | 1 | 831 | 1.4K |
| 973 | Formal Languages | 4 | 1 | 153 | 837 |
| 973 | Data Warehousing | 1 | 1 | 104 | 293 |
| 973 | Wetland conservation | 1 | 1 | 792 | 1.4K |
| 973 | Algebraic number theory | 5 | 1 | 23 | 125 |
| 973 | landscapes | 1 | 1 | 453 | 876 |
| 973 | civilization | 2 | 1 | 1.9K | 2.4K |
| 973 | East Asia | 1 | 1 | 1.8K | 2.0K |
| 973 | protein | 1 | 1 | 2.5K | 3.7K |
| 973 | Groundwater | 1 | 1 | 1.5K | 2.3K |
| 973 | Roads | 1 | 1 | 1.3K | 2.0K |
| 973 | DNA repair | 1 | 1 | 587 | 1.0K |
| 973 | Prospecting | 1 | 1 | 247 | 466 |
| 973 | astronomical phenomena | 1 | 1 | 519 | 1.0K |
| 973 | Disease | 1 | 1 | 573 | 1.3K |
| 973 | bees | 1 | 1 | 804 | 1.3K |
| 973 | Wetlands | 1 | 1 | 806 | 1.4K |
