| 1 | Nanotechnology | 1,468 | 77.7K | 45 | 65 |
| 2 | Chemistry | 1,098 | 70.5K | 358 | 296 |
| 3 | Materials | 1,419 | 70.2K | 88 | 105 |
| 4 | Physics | 1,999 | 68.9K | 210 | 384 |
| 5 | Signal Processing | 1,509 | 52.1K | 4 | 16 |
| 6 | Wireless Communication Systems | 1,570 | 49.0K | 3 | 6 |
| 7 | Biology | 496 | 43.7K | 518 | 470 |
| 8 | Science | 686 | 38.4K | 416 | 506 |
| 9 | Materials Science | 740 | 35.6K | 99 | 111 |
| 10 | Radio | 851 | 33.5K | 5 | 9 |
| 11 | Radio waves | 801 | 32.0K | 1 | 3 |
| 12 | Nanostructured Materials | 578 | 30.0K | 40 | 39 |
| 13 | nanoscience | 481 | 30.0K | 45 | 57 |
| 14 | Optical materials | 573 | 29.7K | 28 | 39 |
| 15 | Telecommunication | 646 | 29.3K | 16 | 38 |
| 16 | Image Processing | 762 | 29.1K | 8 | 15 |
| 17 | Chemical Engineering | 492 | 27.7K | 173 | 131 |
| 18 | Artificial Intelligence | 701 | 26.4K | 15 | 58 |
| 19 | Catalysis | 334 | 24.8K | 209 | 119 |
| 20 | Biocompatible Materials | 457 | 24.8K | 110 | 120 |
| 21 | Optics | 1,519 | 24.6K | 37 | 75 |
| 22 | Automation | 448 | 23.6K | 25 | 37 |
| 23 | internet | 548 | 21.2K | 3 | 3 |
| 24 | Internet of Things | 544 | 21.0K | 3 | 3 |
| 25 | Electronics | 1,163 | 20.7K | 14 | 55 |
| 26 | Biomedical Engineering | 602 | 18.8K | 81 | 116 |
| 27 | Photonics | 608 | 18.7K | 9 | 42 |
| 28 | Neural circuitry | 650 | 17.4K | 2 | 9 |
| 29 | Electromagnetism | 727 | 16.8K | 2 | 2 |
| 30 | Biochemical Engineering | 357 | 16.6K | 82 | 173 |
| 31 | Information Technology | 280 | 16.6K | 10 | 4 |
| 32 | Medicine | 683 | 16.5K | 432 | 630 |
| 33 | computer networks | 553 | 16.0K | 4 | 17 |
| 34 | Boundary Value Problems | 594 | 15.8K | 2 | 2 |
| 35 | Antenna Arrays | 586 | 15.7K | 2 | 2 |
| 36 | Molecular Biology | 369 | 15.2K | 610 | 655 |
| 37 | actuators | 263 | 15.0K | 31 | 13 |
| 37 | transducers | 263 | 15.0K | 31 | 13 |
| 39 | Information Science | 349 | 15.0K | 6 | 12 |
| 40 | Research | 569 | 14.8K | 401 | 496 |
| 41 | Bioinformatics | 272 | 14.5K | 23 | 54 |
| 42 | Microwaves | 1,011 | 13.4K | 1 | 10 |
| 43 | Analytical Chemistry | 312 | 13.1K | 209 | 174 |
| 44 | Mathematics | 695 | 12.4K | 203 | 157 |
| 45 | Electrochemistry | 383 | 12.0K | 184 | 134 |
| 46 | Biotechnology | 251 | 12.0K | 403 | 429 |
| 47 | Communication | 77 | 11.9K | 234 | 39 |
| 48 | Natural history | 34 | 11.9K | 818 | 592 |
| 49 | Energy Conversion | 127 | 11.8K | 59 | 73 |
| 50 | fuel cells | 140 | 11.5K | 46 | 46 |
| 51 | Statistical physics | 323 | 11.2K | 240 | 208 |
| 52 | Cybernetics | 166 | 10.6K | 35 | 36 |
| 53 | Systems Engineering | 339 | 10.6K | 13 | 17 |
| 54 | Nanoparticles | 237 | 9.9K | 36 | 44 |
| 55 | Computational Biology | 193 | 9.6K | 93 | 127 |
| 56 | Bioengineering | 207 | 9.3K | 251 | 329 |
| 57 | Magnetic Materials | 231 | 9.1K | 23 | 18 |
| 58 | Surface Chemistry | 292 | 9.0K | 169 | 228 |
| 59 | Colloids | 284 | 8.9K | 194 | 257 |
| 60 | Electrical Engineering | 596 | 8.6K | 38 | 60 |
| 61 | Multimedia Systems | 340 | 8.5K | 10 | 10 |
| 62 | Intelligent Transportation Systems | 194 | 8.1K | 17 | 19 |
| 63 | Environmental Chemistry | 45 | 8.0K | 293 | 124 |
| 64 | Biochemistry | 262 | 7.9K | 1005 | 1055 |
| 65 | Renewable Energy Sources | 119 | 7.8K | 137 | 196 |
| 66 | Industrial Safety | 163 | 7.7K | 9 | 9 |
| 67 | Detectors | 340 | 7.7K | 6 | 2 |
| 68 | genome | 73 | 7.5K | 141 | 132 |
| 69 | Signal Transduction | 45 | 6.6K | 186 | 48 |
| 70 | Mathematical Physics | 195 | 6.6K | 217 | 193 |
| 71 | Microwave devices | 260 | 6.6K | 1 | 3 |
| 72 | microwave communication systems | 248 | 6.5K | 1 | 2 |
| 73 | Power Electronics | 194 | 6.4K | 34 | 63 |
| 74 | Microelectronics | 170 | 6.3K | 78 | 153 |
| 75 | lasers | 291 | 6.3K | 35 | 53 |
| 76 | Composite Materials | 178 | 6.3K | 176 | 238 |
| 77 | miniaturization | 140 | 6.2K | 101 | 174 |
| 78 | Biophysics | 191 | 6.1K | 661 | 673 |
| 79 | Engineering | 230 | 5.8K | 180 | 166 |
| 80 | energy conservation | 127 | 5.8K | 90 | 157 |
| 81 | Neurology | 155 | 5.7K | 673 | 724 |
| 82 | Interactive multimedia | 178 | 5.7K | 7 | 11 |
| 83 | multimedia | 177 | 5.6K | 7 | 11 |
| 84 | Control Theory | 232 | 5.5K | 43 | 62 |
| 85 | brain mapping | 87 | 5.4K | 21 | 27 |
| 86 | Genetics | 88 | 5.4K | 500 | 484 |
| 87 | Metals | 90 | 5.3K | 230 | 172 |
| 88 | Solid State Physics | 303 | 5.1K | 372 | 517 |
| 89 | Green Chemistry | 101 | 5.0K | 109 | 131 |
| 90 | Polymers | 226 | 5.0K | 441 | 537 |
| 91 | Fiber Optics | 204 | 5.0K | 13 | 31 |
| 92 | Operations Research | 154 | 5.0K | 102 | 133 |
| 93 | Mycology | 42 | 4.9K | 289 | 78 |
| 94 | Fungi | 38 | 4.8K | 165 | 42 |
| 95 | Cerebral cortex | 73 | 4.7K | 74 | 66 |
| 96 | Nervous system | 156 | 4.7K | 155 | 272 |
| 97 | health planning | 187 | 4.7K | 27 | 31 |
| 98 | Telecommunication Systems | 265 | 4.7K | 7 | 14 |
| 99 | polymerization | 201 | 4.5K | 374 | 460 |
| 100 | China | 249 | 4.5K | 102 | 115 |
| 101 | Psychiatry | 111 | 4.4K | 527 | 551 |
| 102 | System analysis | 173 | 4.4K | 58 | 95 |
| 103 | Energy Storage | 105 | 4.3K | 43 | 63 |
| 104 | Fracture mechanics | 90 | 4.3K | 121 | 63 |
| 105 | Sustainable Engineering | 87 | 4.2K | 83 | 87 |
| 106 | Diagnostic Imaging | 140 | 4.2K | 87 | 120 |
| 107 | Condensed Matter | 207 | 4.1K | 440 | 573 |
| 108 | Mobile Computing | 168 | 4.0K | 14 | 38 |
| 109 | Computer Vision | 108 | 4.0K | 40 | 115 |
| 110 | Production Management | 53 | 3.8K | 106 | 113 |
| 111 | Mechanical Engineering | 145 | 3.6K | 135 | 99 |
| 112 | Nonlinear Dynamics | 86 | 3.6K | 323 | 231 |
| 113 | Solitons | 129 | 3.5K | 10 | 15 |
| 113 | Fractals | 129 | 3.5K | 10 | 15 |
| 113 | Chaos | 129 | 3.5K | 10 | 15 |
| 116 | Biosensors | 56 | 3.5K | 117 | 119 |
| 117 | Technology | 257 | 3.5K | 151 | 389 |
| 118 | Medical Physics | 85 | 3.4K | 216 | 189 |
| 119 | management | 95 | 3.4K | 437 | 594 |
| 120 | Process Control | 41 | 3.3K | 75 | 54 |
| 121 | Quantum electronics | 139 | 3.2K | 87 | 91 |
| 122 | Nanostructures | 74 | 3.1K | 129 | 210 |
| 123 | Optical Communications | 186 | 3.1K | 8 | 19 |
| 124 | Cancer | 119 | 3.0K | 381 | 577 |
| 125 | Carbon | 59 | 3.0K | 118 | 157 |
| 126 | Fuzzy systems | 141 | 3.0K | 10 | 21 |
| 127 | vibration | 65 | 3.0K | 91 | 72 |
| 128 | Pollution | 63 | 3.0K | 1142 | 1149 |
| 129 | plant molecular biology | 20 | 2.9K | 515 | 322 |
| 130 | Radiography | 48 | 2.9K | 104 | 121 |
| 131 | Semiconductors | 261 | 2.9K | 26 | 83 |
| 132 | Structural dynamics | 58 | 2.9K | 111 | 115 |
| 133 | Radio wave propagation | 165 | 2.9K | 1 | 8 |
| 134 | Plant physiology | 19 | 2.8K | 829 | 378 |
| 135 | Pharmacology | 133 | 2.7K | 706 | 894 |
| 136 | Ceramic materials | 96 | 2.6K | 61 | 77 |
| 137 | Bioelectronics | 39 | 2.6K | 143 | 140 |
| 138 | Energy Harvesting | 30 | 2.5K | 62 | 75 |
| 139 | Computer Graphics | 101 | 2.4K | 143 | 198 |
| 140 | Numerical Analysis | 158 | 2.4K | 60 | 154 |
| 141 | Industrial Engineering | 54 | 2.4K | 253 | 197 |
| 142 | Energy Policy | 57 | 2.3K | 391 | 482 |
| 143 | Transportation | 32 | 2.3K | 400 | 220 |
| 144 | Solar Energy | 56 | 2.2K | 138 | 156 |
| 145 | Neurophysiology | 54 | 2.2K | 611 | 638 |
| 146 | Environmental Health | 64 | 2.2K | 1004 | 1131 |
| 147 | infrared radiation | 277 | 2.1K | 1 | 4 |
| 148 | nucleic acids | 21 | 2.1K | 561 | 441 |
| 149 | Environment | 42 | 2.1K | 1223 | 1398 |
| 150 | Ceramics | 77 | 2.1K | 122 | 141 |
| 151 | Nuclear Physics | 146 | 2.1K | 805 | 1041 |
| 152 | microwave antennas | 130 | 2.1K | 1 | 2 |
| 153 | Human genetics | 9 | 2.1K | 936 | 809 |
| 154 | Robotics | 123 | 2.0K | 71 | 206 |
| 155 | Computer Science | 179 | 2.0K | 19 | 86 |
| 156 | Remote Sensing | 83 | 2.0K | 73 | 65 |
| 157 | Oncology | 47 | 2.0K | 355 | 696 |
| 158 | Nondestructive testing | 61 | 2.0K | 29 | 28 |
| 158 | Brain | 60 | 2.0K | 559 | 594 |
| 160 | Cognitive Science | 62 | 2.0K | 137 | 255 |
| 161 | Psychophysiology | 59 | 1.9K | 585 | 652 |
| 162 | Mechatronics | 55 | 1.9K | 65 | 69 |
| 163 | Public Health | 54 | 1.9K | 1044 | 1003 |
| 164 | Analytical Biochemistry | 18 | 1.9K | 567 | 175 |
| 165 | Schizophrenia | 40 | 1.9K | 184 | 184 |
| 166 | Metallurgy | 61 | 1.8K | 373 | 385 |
| 167 | Cognitive Radio Networks | 64 | 1.8K | 3 | 3 |
| 168 | Ecology | 45 | 1.8K | 1621 | 1732 |
| 169 | radar | 82 | 1.8K | 3 | 4 |
| 170 | Manufacturing Processes | 87 | 1.8K | 247 | 340 |
| 171 | Light | 14 | 1.8K | 362 | 273 |
| 172 | Sonar | 79 | 1.8K | 4 | 3 |
| 172 | Navigation | 79 | 1.8K | 5 | 4 |
| 174 | Microprocessors | 61 | 1.7K | 13 | 10 |
| 175 | Cytology | 73 | 1.7K | 766 | 1121 |
| 176 | Cloud Computing | 44 | 1.7K | 4 | 4 |
| 177 | gene mapping | 35 | 1.7K | 401 | 401 |
| 178 | Cell Biology | 64 | 1.7K | 757 | 1119 |
| 179 | Chromosome mapping | 33 | 1.7K | 360 | 315 |
| 180 | Measurement | 79 | 1.7K | 71 | 83 |
| 181 | Botany | 39 | 1.6K | 1116 | 1011 |
| 182 | Computer Architecture | 55 | 1.6K | 22 | 15 |
| 183 | Ocean Engineering | 44 | 1.6K | 365 | 325 |
| 184 | Plants | 15 | 1.6K | 862 | 508 |
| 185 | Environmental Management | 28 | 1.6K | 864 | 731 |
| 186 | Glass | 64 | 1.6K | 103 | 165 |
| 187 | Nanophotonics | 32 | 1.5K | 16 | 15 |
| 188 | pottery | 62 | 1.5K | 112 | 163 |
| 189 | Information Theory | 88 | 1.5K | 109 | 224 |
| 190 | Production Engineering | 80 | 1.5K | 196 | 229 |
| 191 | Spectrum analysis | 89 | 1.5K | 789 | 1122 |
| 192 | Mental Disorders | 56 | 1.5K | 458 | 655 |
| 193 | Logistics | 24 | 1.5K | 69 | 55 |
| 194 | Bioorganic chemistry | 30 | 1.5K | 880 | 639 |
| 195 | Behavior | 38 | 1.4K | 781 | 885 |
| 196 | Genetic engineering | 23 | 1.4K | 625 | 469 |
| 197 | Neuropsychology | 52 | 1.4K | 456 | 518 |
| 198 | environmental pollution | 36 | 1.4K | 1252 | 1296 |
| 199 | Plant Genetics | 8 | 1.4K | 358 | 153 |
| 200 | Genomics | 48 | 1.4K | 612 | 682 |
| 201 | biocatalysis | 4 | 1.4K | 126 | 96 |
| 201 | Homogeneous catalysis | 4 | 1.4K | 126 | 96 |
| 201 | Heterogeneous catalysis | 4 | 1.4K | 126 | 96 |
| 204 | Solid State Chemistry | 99 | 1.4K | 266 | 445 |
| 205 | Nanochemistry | 44 | 1.4K | 80 | 46 |
| 205 | Organic Chemistry | 35 | 1.4K | 996 | 777 |
| 207 | World Wide Web | 52 | 1.4K | 4 | 6 |
| 208 | Database Management | 39 | 1.3K | 124 | 148 |
| 209 | Evolutionary Computation | 32 | 1.3K | 49 | 108 |
| 210 | Medical Laboratory Science | 27 | 1.3K | 533 | 512 |
| 211 | Physical Chemistry | 57 | 1.3K | 398 | 569 |
| 212 | Chemical analysis | 30 | 1.3K | 166 | 100 |
| 213 | Health Policy | 24 | 1.3K | 621 | 406 |
| 214 | Plant Ecology | 5 | 1.3K | 1313 | 487 |
| 215 | Psychology | 69 | 1.3K | 906 | 1056 |
| 216 | Breeding | 14 | 1.2K | 473 | 198 |
| 217 | Environmental monitoring | 37 | 1.2K | 990 | 1157 |
| 218 | rehabilitation | 43 | 1.2K | 385 | 458 |
| 219 | Nutrition | 59 | 1.2K | 794 | 1136 |
| 220 | Developing countries | 41 | 1.1K | 387 | 430 |
| 221 | Nonlinear systems | 61 | 1.1K | 23 | 56 |
| 222 | Mental illness | 34 | 1.1K | 420 | 571 |
| 223 | Nonlinear functional analysis | 40 | 1.1K | 133 | 86 |
| 224 | Economics | 38 | 1.1K | 1235 | 1020 |
| 225 | mass transfer | 32 | 1.1K | 448 | 446 |
| 226 | free radicals | 15 | 1.1K | 525 | 452 |
| 227 | Databases | 25 | 1.1K | 87 | 81 |
| 228 | Superconductors | 78 | 1.1K | 97 | 113 |
| 229 | mathematical analysis | 78 | 1.0K | 393 | 414 |
| 230 | Microbiology | 62 | 1.0K | 1338 | 1976 |
| 231 | Computational Complexity | 67 | 1.0K | 15 | 26 |
| 232 | energy development | 7 | 1.0K | 433 | 250 |
| 233 | Geophysics | 91 | 1.0K | 611 | 1073 |
| 234 | Pharmaceutical Chemistry | 47 | 998 | 866 | 1076 |
| 235 | Human-Computer Interaction | 51 | 981 | 121 | 266 |
| 236 | solar power | 27 | 977 | 101 | 168 |
| 236 | solar cells | 27 | 977 | 128 | 191 |
| 238 | human behavior | 21 | 973 | 811 | 885 |
| 239 | Computer Engineering | 66 | 960 | 12 | 38 |
| 240 | Systems Analysis | 46 | 952 | 80 | 111 |
| 240 | Integrated Circuits | 155 | 952 | 2 | 11 |
| 242 | Computer-Aided Design | 26 | 941 | 268 | 213 |
| 243 | optical devices | 32 | 936 | 25 | 17 |
| 244 | Ultrasonics | 47 | 932 | 131 | 271 |
| 245 | Biological Systems | 12 | 930 | 119 | 52 |
| 246 | Data Mining | 53 | 922 | 119 | 397 |
| 247 | Social Sciences | 53 | 901 | 598 | 695 |
| 248 | Telecommunications | 41 | 900 | 23 | 37 |
| 249 | Psychopharmacology | 19 | 887 | 494 | 490 |
| 250 | Quality Control | 52 | 885 | 129 | 319 |
| 251 | Drug delivery systems | 15 | 883 | 586 | 471 |
| 252 | Information Retrieval | 26 | 871 | 51 | 94 |
| 252 | Entropy | 72 | 871 | 17 | 51 |
| 254 | Plant genetic engineering | 12 | 868 | 355 | 250 |
| 255 | Structural optimization | 21 | 865 | 61 | 70 |
| 256 | Industrial Microbiology | 6 | 861 | 1311 | 628 |
| 257 | Environmental Engineering | 24 | 845 | 1252 | 1221 |
| 258 | Information Systems | 26 | 839 | 262 | 247 |
| 259 | Cognitive neuroscience | 38 | 834 | 208 | 384 |
| 260 | Ultrasound | 45 | 831 | 84 | 143 |
| 261 | Technological Innovations | 37 | 828 | 78 | 170 |
| 262 | sustainability | 38 | 813 | 65 | 264 |
| 263 | Plant breeding | 12 | 804 | 268 | 118 |
| 264 | Adaptive control systems | 78 | 798 | 12 | 28 |
| 265 | Immunotherapy | 49 | 784 | 274 | 622 |
| 266 | infrared technology | 205 | 781 | 1 | 3 |
| 267 | software | 32 | 777 | 107 | 227 |
| 268 | Plant Biotechnology | 11 | 776 | 290 | 155 |
| 269 | Toxicology | 29 | 772 | 1450 | 1628 |
| 270 | Cell death | 26 | 771 | 299 | 498 |
| 271 | Ferroelectricity | 54 | 765 | 116 | 137 |
| 272 | Astronomy | 20 | 757 | 1151 | 1110 |
| 273 | Immunology | 25 | 752 | 981 | 1103 |
| 274 | Computational Intelligence | 49 | 749 | 24 | 59 |
| 275 | Clinical Chemistry | 31 | 748 | 715 | 882 |
| 276 | environmental protection | 26 | 746 | 1107 | 1262 |
| 276 | Genetic algorithms | 17 | 746 | 69 | 143 |
| 278 | Differential Equations | 26 | 738 | 252 | 196 |
| 279 | Humanities | 47 | 737 | 112 | 143 |
| 280 | Sound | 38 | 718 | 168 | 194 |
| 280 | Imaging systems | 62 | 718 | 16 | 42 |
| 282 | drug evaluation | 9 | 715 | 641 | 259 |
| 283 | Radio frequency | 37 | 713 | 53 | 102 |
| 284 | Terahertz Technology | 37 | 712 | 4 | 13 |
| 285 | big data | 39 | 703 | 7 | 74 |
| 286 | Molecular Spectroscopy | 38 | 702 | 316 | 426 |
| 287 | Oxidative stress | 10 | 697 | 338 | 327 |
| 288 | micromechanics | 22 | 684 | 125 | 126 |
| 289 | Drug targeting | 5 | 683 | 167 | 48 |
| 290 | Earth Sciences | 37 | 677 | 896 | 1127 |
| 291 | Herbal medicine | 21 | 676 | 134 | 174 |
| 292 | Nanobiotechnology | 24 | 666 | 48 | 127 |
| 293 | Informatics | 14 | 657 | 271 | 189 |
| 294 | electric vehicles | 24 | 650 | 46 | 63 |
| 295 | Dynamics | 39 | 647 | 253 | 285 |
| 296 | enzymes | 31 | 644 | 326 | 489 |
| 297 | Heat Exchangers | 20 | 639 | 377 | 451 |
| 298 | Visual Communication | 39 | 634 | 14 | 33 |
| 298 | Parallel Processing | 18 | 634 | 123 | 159 |
| 298 | Image enhancement | 39 | 634 | 14 | 32 |
| 298 | pigments | 36 | 634 | 101 | 181 |
| 302 | Biodiversity conservation | 6 | 633 | 1069 | 833 |
| 303 | Climate change | 5 | 632 | 708 | 708 |
| 303 | Eutrophication | 5 | 632 | 678 | 703 |
| 305 | Smart Materials | 28 | 629 | 146 | 228 |
| 306 | Software Engineering | 28 | 625 | 213 | 299 |
| 307 | RNA | 6 | 622 | 319 | 171 |
| 308 | Medical Oncology | 48 | 606 | 295 | 612 |
| 309 | Swarm Intelligence | 15 | 597 | 40 | 73 |
| 310 | Water | 13 | 595 | 1150 | 1193 |
| 311 | Microscopy | 27 | 593 | 272 | 320 |
| 312 | Medical genetics | 29 | 588 | 705 | 1037 |
| 312 | Oxidation-reduction | 7 | 588 | 464 | 429 |
| 314 | epilepsy | 21 | 580 | 227 | 226 |
| 315 | Surface properties | 21 | 577 | 233 | 389 |
| 316 | Immunopharmacology | 40 | 575 | 122 | 271 |
| 317 | Sociology | 39 | 567 | 682 | 970 |
| 317 | Environmental Policy | 13 | 567 | 1506 | 1525 |
| 319 | heredity | 15 | 563 | 178 | 125 |
| 320 | Structural design | 25 | 562 | 142 | 208 |
| 321 | Epidemiology | 25 | 558 | 1099 | 1235 |
| 322 | finance | 35 | 557 | 596 | 807 |
| 323 | Neuropsychiatry | 15 | 549 | 261 | 249 |
| 324 | Geographic information systems | 33 | 540 | 123 | 170 |
| 325 | Electromagnetic compatibility | 26 | 537 | 54 | 58 |
| 326 | Health Information Management | 5 | 534 | 171 | 194 |
| 327 | Surface-Active Agents | 20 | 532 | 224 | 387 |
| 328 | Economic History | 30 | 531 | 968 | 987 |
| 329 | United States | 15 | 524 | 2126 | 1684 |
| 330 | Liver diseases | 29 | 521 | 374 | 665 |
| 331 | Nuclear Engineering | 56 | 520 | 242 | 342 |
| 332 | Microstructure | 77 | 517 | 5 | 80 |
| 333 | Autism | 11 | 511 | 296 | 278 |
| 334 | Pathology | 22 | 507 | 660 | 825 |
| 335 | Proteomics | 5 | 498 | 765 | 418 |
| 335 | Neurochemistry | 46 | 498 | 539 | 984 |
| 337 | Electrophoresis | 23 | 494 | 445 | 555 |
| 337 | Egypt | 12 | 494 | 110 | 94 |
| 339 | Number Theory | 71 | 478 | 34 | 47 |
| 340 | Substance Abuse | 10 | 475 | 698 | 499 |
| 341 | Kidney diseases | 18 | 463 | 238 | 304 |
| 342 | Energy Consumption | 9 | 462 | 151 | 182 |
| 342 | cytokines | 38 | 462 | 140 | 484 |
| 344 | Aging | 16 | 460 | 1017 | 1003 |
| 345 | Obstetrics | 42 | 457 | 482 | 782 |
| 346 | Business | 17 | 455 | 874 | 1171 |
| 347 | Engineering Mathematics | 60 | 454 | 211 | 525 |
| 348 | Tribology | 16 | 453 | 429 | 384 |
| 349 | Physiology | 26 | 452 | 1334 | 1756 |
| 349 | Animal Behavior | 11 | 452 | 933 | 912 |
| 351 | Functional Analysis | 19 | 451 | 521 | 411 |
| 352 | Medical Technology | 27 | 450 | 312 | 533 |
| 353 | Risk Management | 13 | 449 | 194 | 185 |
| 354 | data protection | 42 | 448 | 8 | 82 |
| 355 | Combinatorial chemistry | 13 | 440 | 245 | 355 |
| 356 | sanitation | 12 | 439 | 676 | 970 |
| 356 | Food | 18 | 439 | 1243 | 1533 |
| 358 | Australia | 15 | 436 | 649 | 492 |
| 359 | Quantum Gravity | 26 | 435 | 902 | 1041 |
| 360 | Endocrinology | 17 | 433 | 1039 | 1295 |
| 361 | Wireless Communication | 56 | 431 | 5 | 35 |
| 362 | Statistics | 47 | 430 | 642 | 880 |
| 363 | Neurons | 2 | 427 | 586 | 568 |
| 364 | economic policy | 16 | 419 | 999 | 704 |
| 365 | Developmental Biology | 3 | 414 | 1628 | 998 |
| 366 | Ethology | 8 | 411 | 849 | 829 |
| 367 | behavioral medicine | 8 | 408 | 682 | 663 |
| 368 | Inflammation | 11 | 407 | 441 | 529 |
| 369 | Pharmacognosy | 18 | 403 | 654 | 925 |
| 370 | Organometallic chemistry | 27 | 399 | 579 | 713 |
| 371 | Luminescence | 34 | 398 | 196 | 358 |
| 372 | environmental indicators | 7 | 396 | 724 | 606 |
| 373 | Intelligent Control Systems | 52 | 394 | 71 | 166 |
| 374 | coal | 18 | 385 | 584 | 914 |
| 375 | Algorithms | 27 | 384 | 68 | 157 |
| 375 | Neuropharmacology | 11 | 384 | 229 | 217 |
| 375 | data collection | 20 | 384 | 218 | 462 |
| 378 | Decision making | 26 | 383 | 328 | 584 |
| 379 | machinery | 13 | 382 | 281 | 219 |
| 380 | Nanoelectronics | 28 | 379 | 135 | 160 |
| 380 | Diagnosis | 13 | 379 | 93 | 75 |
| 382 | Virology | 21 | 378 | 934 | 1513 |
| 382 | Electrochemical Analysis | 28 | 378 | 409 | 683 |
| 384 | Asia | 30 | 376 | 630 | 832 |
| 385 | Critical Care | 22 | 375 | 426 | 789 |
| 385 | Systems Biology | 31 | 375 | 308 | 622 |
| 387 | Neuroimmunology | 8 | 369 | 357 | 394 |
| 388 | marketing | 9 | 366 | 1158 | 1019 |
| 389 | cell physiology | 14 | 365 | 598 | 821 |
| 390 | Surgery | 14 | 362 | 621 | 832 |
| 391 | Simulation Methods | 17 | 357 | 219 | 240 |
| 391 | Obesity | 12 | 357 | 840 | 974 |
| 393 | Social behavior | 10 | 353 | 588 | 588 |
| 394 | proteins | 16 | 350 | 791 | 875 |
| 395 | Probability | 10 | 349 | 257 | 226 |
| 395 | Magnetism | 7 | 349 | 63 | 4 |
| 395 | Recombinant DNA | 16 | 349 | 527 | 652 |
| 398 | Membranes | 12 | 345 | 848 | 1021 |
| 399 | Medicinal plants | 15 | 343 | 471 | 762 |
| 399 | Oncogenes | 9 | 343 | 536 | 721 |
| 401 | Neuroendocrinology | 2 | 340 | 159 | 107 |
| 401 | probabilities | 11 | 340 | 733 | 434 |
| 403 | Statistical Mechanics | 13 | 339 | 270 | 219 |
| 403 | Water pollution | 12 | 339 | 1386 | 1609 |
| 405 | Developmental Immunology | 12 | 337 | 188 | 273 |
| 406 | Metabolic diseases | 14 | 336 | 873 | 1157 |
| 407 | Plastics | 18 | 335 | 599 | 657 |
| 408 | Climatology | 8 | 334 | 1020 | 929 |
| 409 | Interfaces | 11 | 333 | 63 | 54 |
| 410 | Optoelectronics | 76 | 330 | 10 | 57 |
| 411 | Genes | 10 | 329 | 518 | 436 |
| 412 | Neurobiology | 10 | 328 | 840 | 961 |
| 413 | Quantum theory | 18 | 327 | 350 | 391 |
| 414 | Nuclear Fusion | 16 | 324 | 205 | 207 |
| 415 | human development | 19 | 322 | 239 | 442 |
| 416 | Risk | 10 | 321 | 225 | 249 |
| 417 | Recycling | 3 | 319 | 602 | 489 |
| 418 | Reproduction | 17 | 314 | 881 | 1010 |
| 419 | Hydrology | 11 | 313 | 1208 | 1171 |
| 420 | Electromagnetic waves | 12 | 312 | 68 | 54 |
| 420 | Financial management | 8 | 312 | 209 | 250 |
| 422 | Astrophysics | 55 | 311 | 898 | 1639 |
| 423 | Sustainable Development | 16 | 305 | 690 | 1122 |
| 423 | Molecular cloning | 13 | 305 | 590 | 666 |
| 423 | Genetic recombination | 13 | 305 | 577 | 656 |
| 426 | Embedded Systems | 12 | 303 | 54 | 47 |
| 427 | Plant tissue culture | 5 | 302 | 518 | 303 |
| 427 | Plant cell culture | 5 | 302 | 451 | 296 |
| 427 | energy resources | 3 | 302 | 1306 | 1068 |
| 430 | Cytogenetics | 12 | 300 | 576 | 796 |
| 430 | Mental Health | 6 | 300 | 1046 | 653 |
| 432 | Atomic spectroscopy | 28 | 299 | 261 | 465 |
| 433 | Risk assessment | 26 | 298 | 38 | 135 |
| 434 | Plant cells | 7 | 296 | 657 | 907 |
| 435 | Smoking | 6 | 295 | 460 | 414 |
| 435 | drug addiction | 6 | 295 | 688 | 601 |
| 435 | alcoholism | 6 | 295 | 889 | 697 |
| 438 | Pregnancy | 23 | 290 | 156 | 323 |
| 439 | East Asia | 17 | 289 | 132 | 97 |
| 440 | Porous materials | 12 | 288 | 232 | 193 |
| 441 | Critical Care Medicine | 18 | 286 | 475 | 871 |
| 442 | Developed countries | 1 | 283 | 454 | 105 |
| 443 | Photochemistry | 6 | 282 | 1191 | 872 |
| 443 | Photobiology | 6 | 282 | 937 | 668 |
| 445 | Metabolism | 18 | 280 | 901 | 1402 |
| 445 | Proteome | 6 | 280 | 718 | 665 |
| 447 | Geriatrics | 13 | 274 | 1216 | 1284 |
| 447 | innovation | 5 | 274 | 447 | 511 |
| 449 | Calorimetry | 13 | 268 | 456 | 444 |
| 449 | Thermal analysis | 13 | 268 | 456 | 444 |
| 451 | Neuroplasticity | 18 | 267 | 12 | 99 |
| 452 | Land use | 4 | 266 | 961 | 640 |
| 453 | Homeostasis | 3 | 265 | 351 | 569 |
| 453 | Cell metabolism | 3 | 265 | 598 | 629 |
| 455 | Semiconductor industry | 17 | 264 | 162 | 190 |
| 456 | Medical Microbiology | 9 | 263 | 1106 | 1340 |
| 456 | Quantum Optics | 25 | 263 | 198 | 368 |
| 456 | Cardiovascular diseases | 18 | 263 | 542 | 713 |
| 456 | Laser Spectroscopy | 25 | 263 | 159 | 329 |
| 460 | hazard mitigation | 9 | 262 | 385 | 434 |
| 461 | Psychoneuroimmunology | 6 | 256 | 371 | 445 |
| 462 | Project Management | 4 | 255 | 210 | 258 |
| 463 | Entrepreneurship | 7 | 250 | 597 | 755 |
| 464 | Molecular Pharmacology | 12 | 247 | 299 | 525 |
| 464 | Parenteral nutrition | 13 | 247 | 366 | 585 |
| 466 | Alzheimer's disease | 18 | 246 | 508 | 562 |
| 467 | Environmental pollutants | 14 | 242 | 953 | 1460 |
| 468 | Dementia | 16 | 238 | 540 | 531 |
| 469 | International Finance | 16 | 236 | 684 | 981 |
| 470 | Educational Technology | 16 | 235 | 556 | 913 |
| 470 | Transgenic plants | 4 | 235 | 319 | 237 |
| 470 | biochemical markers | 20 | 235 | 75 | 232 |
| 473 | Pediatrics | 23 | 234 | 685 | 1291 |
| 474 | Public Administration | 6 | 232 | 942 | 660 |
| 474 | Biomarkers | 19 | 232 | 39 | 113 |
| 476 | Transplantation | 16 | 228 | 361 | 619 |
| 477 | Cryptography | 21 | 224 | 107 | 171 |
| 477 | Sensor Networks | 18 | 224 | 26 | 76 |
| 477 | anesthesia | 20 | 224 | 74 | 99 |
| 480 | Flexible electronics | 7 | 223 | 20 | 49 |
| 481 | Superconductivity | 21 | 222 | 98 | 170 |
| 482 | Mechanics | 11 | 218 | 623 | 589 |
| 483 | Social Change | 6 | 216 | 693 | 938 |
| 484 | Environmental Toxicology | 11 | 215 | 1206 | 1729 |
| 485 | commerce | 16 | 214 | 527 | 905 |
| 486 | Structural Engineering | 11 | 213 | 835 | 925 |
| 486 | infection | 5 | 213 | 1050 | 967 |
| 488 | Combustion | 10 | 211 | 651 | 756 |
| 489 | Embryology | 7 | 206 | 865 | 975 |
| 490 | Crystal growth | 14 | 205 | 377 | 619 |
| 491 | Europe | 15 | 204 | 1252 | 1469 |
| 492 | Engineering Geology | 8 | 203 | 838 | 913 |
| 493 | Quantum Communication | 7 | 202 | 88 | 130 |
| 494 | Venture Capital | 1 | 201 | 486 | 394 |
| 494 | Muscles | 6 | 201 | 516 | 578 |
| 496 | personality | 10 | 198 | 781 | 1094 |
| 497 | Sarcopenia | 5 | 197 | 232 | 338 |
| 498 | Public Policy | 10 | 196 | 864 | 1101 |
| 498 | Microbial Ecology | 10 | 196 | 1134 | 1690 |
| 500 | Zoology | 3 | 194 | 2302 | 1336 |
| 501 | Molecules | 27 | 191 | 474 | 790 |
| 502 | Ecohydrology | 5 | 189 | 226 | 156 |
| 502 | Food service management | 3 | 189 | 418 | 428 |
| 502 | Cell differentiation | 12 | 189 | 680 | 1142 |
| 502 | Aquatic ecology | 5 | 189 | 703 | 534 |
| 506 | Bioinorganic chemistry | 10 | 188 | 787 | 920 |
| 507 | Raman spectroscopy | 5 | 187 | 593 | 462 |
| 508 | Infections | 2 | 186 | 1117 | 827 |
| 508 | Parasitic Diseases | 2 | 186 | 1970 | 1217 |
| 510 | Economic Development | 9 | 184 | 821 | 1103 |
| 511 | Natural Sciences | 4 | 183 | 75 | 27 |
| 511 | Technology Assessment | 4 | 183 | 288 | 350 |
| 511 | Molecular structure | 11 | 183 | 1267 | 1412 |
| 514 | Stochastic Processes | 9 | 182 | 462 | 400 |
| 514 | Calculus of Variations | 7 | 182 | 338 | 240 |
| 514 | Medical innovations | 8 | 182 | 446 | 914 |
| 517 | Optoelectronic devices | 25 | 181 | 142 | 342 |
| 517 | city planning | 8 | 181 | 932 | 986 |
| 519 | Immunity | 5 | 180 | 1142 | 1386 |
| 520 | Neuroimaging | 12 | 179 | 88 | 136 |
| 520 | biological factors | 5 | 179 | 1477 | 1208 |
| 522 | Enteral nutrition | 10 | 178 | 350 | 611 |
| 523 | Immune system | 2 | 176 | 932 | 804 |
| 524 | Plant diseases | 15 | 175 | 847 | 1195 |
| 524 | cell interaction | 12 | 175 | 425 | 816 |
| 526 | Cognition | 9 | 174 | 967 | 1117 |
| 527 | Nursing | 17 | 172 | 720 | 970 |
| 527 | biomedicine | 4 | 172 | 386 | 356 |
| 529 | Biomechanics | 6 | 171 | 876 | 858 |
| 529 | Classification | 3 | 171 | 265 | 150 |
| 531 | Marine Biology | 2 | 166 | 2575 | 1740 |
| 531 | Radiobiology | 26 | 166 | 342 | 786 |
| 531 | Astrocytes | 1 | 166 | 635 | 441 |
| 531 | Adolescent | 9 | 166 | 1077 | 1252 |
| 535 | Building Materials | 6 | 164 | 1264 | 1541 |
| 535 | particles | 10 | 164 | 428 | 613 |
| 537 | Oceanography | 1 | 163 | 2084 | 1163 |
| 537 | Latin America | 18 | 163 | 443 | 412 |
| 537 | freshwater biology | 1 | 163 | 1430 | 609 |
| 540 | Ubiquitous computing | 16 | 161 | 15 | 43 |
| 541 | Immunochemistry | 7 | 160 | 556 | 592 |
| 542 | reasoning | 7 | 159 | 178 | 213 |
| 542 | amino acids | 4 | 159 | 457 | 418 |
| 544 | Multiscale Modeling | 6 | 158 | 26 | 11 |
| 545 | Emergency Medical Services | 7 | 155 | 327 | 328 |
| 546 | Child welfare | 6 | 152 | 736 | 667 |
| 547 | Combinatorial optimization | 15 | 150 | 91 | 133 |
| 548 | Materials Engineering | 8 | 148 | 305 | 316 |
| 549 | Diet | 10 | 147 | 953 | 1691 |
| 550 | Lightweight Materials | 3 | 146 | 25 | 14 |
| 551 | Pharmacy | 6 | 145 | 1359 | 1448 |
| 551 | Alternative Medicine | 15 | 145 | 472 | 1117 |
| 553 | Respiration | 7 | 144 | 866 | 1038 |
| 553 | pain | 9 | 144 | 645 | 948 |
| 555 | Game Theory | 2 | 142 | 687 | 330 |
| 555 | Bacteriology | 7 | 142 | 1102 | 1487 |
| 557 | Biomass Energy | 3 | 141 | 2273 | 2174 |
| 557 | DNS | 6 | 141 | 271 | 351 |
| 557 | medical education | 9 | 141 | 869 | 1052 |
| 557 | Chromatographic analysis | 9 | 141 | 1031 | 1179 |
| 561 | Politics | 1 | 140 | 762 | 312 |
| 561 | government | 1 | 140 | 840 | 361 |
| 563 | Geology | 20 | 138 | 1189 | 1902 |
| 563 | carcinogens | 6 | 138 | 573 | 740 |
| 563 | Safety management | 3 | 138 | 599 | 245 |
| 563 | mental processes | 10 | 138 | 148 | 196 |
| 567 | Women's health | 17 | 137 | 361 | 793 |
| 568 | Nephrology | 4 | 136 | 378 | 471 |
| 568 | emergency management | 5 | 136 | 484 | 519 |
| 568 | Vaccines | 9 | 136 | 849 | 1160 |
| 571 | Catalysts | 4 | 135 | 595 | 467 |
| 572 | Environmental Geology | 5 | 132 | 1267 | 1308 |
| 572 | Tourism | 7 | 132 | 1069 | 1502 |
| 574 | Education | 15 | 131 | 1628 | 2159 |
| 574 | Flexible manufacturing systems | 8 | 131 | 156 | 305 |
| 574 | complementary therapies | 14 | 131 | 554 | 1251 |
| 577 | Molecular evolution | 5 | 130 | 1055 | 1322 |
| 578 | structural stability | 6 | 129 | 198 | 302 |
| 578 | Visual Perception | 5 | 129 | 1009 | 1037 |
| 580 | Database Security | 8 | 128 | 15 | 18 |
| 581 | Natural resources | 3 | 127 | 714 | 662 |
| 581 | fusion reactors | 13 | 127 | 155 | 176 |
| 583 | plasticity | 2 | 126 | 400 | 405 |
| 583 | natural disasters | 4 | 126 | 1125 | 1125 |
| 585 | drug resistance | 7 | 125 | 336 | 576 |
| 585 | Perception | 4 | 125 | 1271 | 1190 |
| 587 | Horticulture | 3 | 124 | 739 | 481 |
| 587 | Computational Linguistics | 12 | 124 | 112 | 198 |
| 587 | Magnetic Resonance Spectroscopy | 17 | 124 | 447 | 704 |
| 590 | Geodesy | 8 | 123 | 333 | 533 |
| 591 | Radiation Oncology | 13 | 122 | 95 | 253 |
| 592 | Strategic planning | 12 | 121 | 247 | 661 |
| 593 | natural products | 6 | 120 | 1276 | 1272 |
| 594 | Urban Planning | 2 | 119 | 503 | 364 |
| 594 | community development | 2 | 119 | 739 | 434 |
| 594 | Genetic testing | 15 | 119 | 43 | 125 |
| 594 | Housing | 2 | 119 | 617 | 441 |
| 594 | Population | 2 | 119 | 1034 | 741 |
| 599 | Liquid Crystals | 13 | 118 | 391 | 393 |
| 599 | Access to Information | 6 | 118 | 56 | 205 |
| 599 | visualization | 20 | 118 | 469 | 652 |
| 599 | Ultrasonic Imaging | 8 | 118 | 250 | 392 |
| 599 | Information dissemination | 6 | 118 | 56 | 205 |
| 604 | Research Design | 5 | 117 | 819 | 939 |
| 604 | economic analysis | 2 | 117 | 318 | 186 |
| 604 | Social work | 4 | 117 | 1151 | 870 |
| 607 | Regional Planning | 5 | 116 | 1123 | 1126 |
| 607 | Food Microbiology | 4 | 116 | 1005 | 1282 |
| 607 | Cellular senescence | 4 | 116 | 188 | 559 |
| 607 | Chromatography | 6 | 116 | 1111 | 1190 |
| 611 | Computational Chemistry | 4 | 115 | 574 | 586 |
| 611 | Agricultural Chemistry | 7 | 115 | 1436 | 1856 |
| 613 | Cellulose | 3 | 114 | 599 | 573 |
| 614 | Urban Policy | 4 | 113 | 726 | 790 |
| 614 | Production Planning | 4 | 113 | 208 | 298 |
| 614 | Production Control | 4 | 113 | 204 | 298 |
| 614 | Stem cells | 10 | 113 | 674 | 1096 |
| 618 | pollutants | 9 | 112 | 1023 | 1852 |
| 619 | Cartography | 7 | 111 | 220 | 225 |
| 619 | Mineral resources | 3 | 111 | 645 | 666 |
| 621 | Earthquake Engineering | 5 | 109 | 1017 | 1158 |
| 622 | Bibliometrics | 5 | 108 | 78 | 147 |
| 622 | Genetic therapy | 8 | 108 | 549 | 871 |
| 624 | Library Science | 6 | 106 | 591 | 416 |
| 625 | Linguistics | 9 | 105 | 766 | 873 |
| 625 | Memory | 2 | 105 | 1596 | 1304 |
| 625 | Attention | 2 | 105 | 1519 | 1171 |
| 628 | Bioprinting | 1 | 104 | 100 | 51 |
| 628 | ovary | 5 | 104 | 113 | 157 |
| 630 | Meteorology | 6 | 102 | 1444 | 1900 |
| 631 | Pharmacogenetics | 6 | 101 | 536 | 798 |
| 631 | particle accelerators | 4 | 101 | 86 | 86 |
| 631 | Sonochemistry | 2 | 101 | 816 | 896 |
| 631 | particle beams | 4 | 101 | 84 | 85 |
| 635 | Tissue Engineering | 5 | 99 | 224 | 314 |
| 635 | environmental exposure | 8 | 99 | 1130 | 1880 |
| 637 | Structural health monitoring | 5 | 98 | 133 | 227 |
| 638 | toxicity testing | 3 | 97 | 601 | 591 |
| 639 | Health Services Research | 9 | 96 | 800 | 1230 |
| 639 | Forest Ecology | 3 | 96 | 959 | 981 |
| 639 | Forest Management | 3 | 96 | 934 | 937 |
| 642 | Sleep Disorders | 8 | 95 | 807 | 1123 |
| 642 | Sleep | 10 | 95 | 729 | 1131 |
| 644 | Econometrics | 6 | 94 | 985 | 977 |
| 644 | Radiation | 18 | 94 | 819 | 1589 |
| 644 | Human Resources | 5 | 94 | 321 | 629 |
| 644 | Agriculture | 3 | 94 | 2033 | 1783 |
| 648 | Microfluidics | 3 | 93 | 220 | 216 |
| 648 | biopolymers | 4 | 93 | 970 | 1055 |
| 648 | violence | 2 | 93 | 1151 | 885 |
| 651 | Digital electronics | 12 | 92 | 72 | 129 |
| 651 | Evolution | 5 | 92 | 1305 | 1621 |
| 653 | Emotions | 5 | 91 | 444 | 681 |
| 654 | Drug delivery devices | 3 | 90 | 225 | 373 |
| 655 | Avionics | 6 | 87 | 52 | 91 |
| 655 | Molecular Genetics | 3 | 87 | 1530 | 1791 |
| 655 | food technology | 7 | 87 | 1678 | 2471 |
| 655 | Child | 8 | 87 | 1247 | 1789 |
| 655 | Plasma devices | 5 | 87 | 213 | 275 |
| 660 | biological evolution | 4 | 86 | 1600 | 2009 |
| 661 | Investment analysis | 6 | 85 | 623 | 859 |
| 662 | Gastrointestinal diseases | 11 | 84 | 198 | 513 |
| 663 | Computational Fluid Dynamics | 11 | 82 | 258 | 600 |
| 663 | Cell communication | 3 | 82 | 539 | 745 |
| 665 | Evidence-Based Medicine | 8 | 81 | 317 | 690 |
| 665 | nuclear magnetic resonance | 6 | 81 | 675 | 757 |
| 665 | Fixed Point Theory | 7 | 81 | 109 | 103 |
| 665 | X-rays | 9 | 81 | 220 | 387 |
| 665 | Metallography | 6 | 81 | 530 | 801 |
| 665 | Digestive system diseases | 2 | 81 | 848 | 782 |
| 671 | Real-time Data Processing | 2 | 80 | 160 | 103 |
| 671 | Drug design | 13 | 80 | 610 | 1482 |
| 671 | Mountains | 5 | 80 | 259 | 239 |
| 674 | Autoimmunity | 3 | 79 | 614 | 788 |
| 675 | Transportation Engineering | 6 | 78 | 206 | 349 |
| 675 | Therapeutics | 10 | 78 | 764 | 1439 |
| 677 | Zeolites | 3 | 77 | 935 | 1160 |
| 678 | Primary health care | 8 | 76 | 909 | 1460 |
| 679 | Orthopedics | 9 | 75 | 756 | 1151 |
| 679 | Orthopedic Surgery | 9 | 75 | 355 | 641 |
| 679 | gene therapy | 5 | 75 | 663 | 973 |
| 682 | Transport | 1 | 74 | 947 | 689 |
| 682 | econometric models | 6 | 74 | 374 | 714 |
| 684 | Molecular recognition | 3 | 73 | 171 | 202 |
| 684 | Microorganisms | 3 | 73 | 973 | 1247 |
| 686 | Histology | 5 | 72 | 1279 | 1700 |
| 686 | Nuclear Energy | 14 | 72 | 375 | 758 |
| 686 | Autoantibodies | 2 | 72 | 588 | 632 |
| 686 | Autoimmune diseases | 2 | 72 | 635 | 675 |
| 686 | ground penetrating radar | 5 | 72 | 19 | 17 |
| 686 | Diabetes | 7 | 72 | 1105 | 1792 |
| 692 | Higher Education | 4 | 71 | 516 | 573 |
| 693 | Hematology | 4 | 70 | 1339 | 1604 |
| 693 | Social Psychology | 5 | 70 | 1659 | 2110 |
| 693 | Probiotics | 1 | 70 | 428 | 230 |
| 693 | Aggression | 1 | 70 | 811 | 613 |
| 697 | Social policy | 4 | 69 | 891 | 912 |
| 697 | Genetic regulation | 4 | 69 | 829 | 1134 |
| 697 | Africa | 7 | 69 | 949 | 1096 |
| 700 | Chromosomes | 2 | 68 | 996 | 1010 |
| 700 | planning | 3 | 68 | 769 | 733 |
| 700 | Economic planning | 3 | 68 | 522 | 614 |
| 703 | Organizational change | 4 | 67 | 639 | 777 |
| 703 | Thrombosis | 5 | 67 | 667 | 925 |
| 703 | Microfabrication | 7 | 67 | 159 | 340 |
| 703 | Soft Condensed Matter | 2 | 67 | 1177 | 1099 |
| 703 | civil service | 1 | 67 | 625 | 389 |
| 703 | Creativity | 2 | 67 | 428 | 406 |
| 709 | Plant Morphology | 4 | 66 | 508 | 608 |
| 709 | dietary supplements | 5 | 66 | 592 | 1081 |
| 709 | arthritis | 3 | 66 | 863 | 1147 |
| 709 | Muscle contraction | 12 | 66 | 61 | 118 |
| 713 | Atmospheric Physics | 4 | 65 | 1221 | 1547 |
| 713 | Total Quality Management | 4 | 65 | 405 | 659 |
| 713 | Child Development | 11 | 65 | 919 | 1801 |
| 713 | Gerontology | 3 | 65 | 1709 | 1535 |
| 717 | Land Use Planning | 1 | 64 | 634 | 507 |
| 717 | Pharmaceutical Technology | 4 | 64 | 1266 | 1594 |
| 717 | Carcinogenesis | 5 | 64 | 642 | 1064 |
| 717 | Cardiovascular system | 5 | 64 | 865 | 1408 |
| 717 | electrocatalysis | 4 | 64 | 55 | 94 |
| 722 | Dermatology | 5 | 63 | 1088 | 1344 |
| 722 | Adhesion | 5 | 63 | 501 | 686 |
| 722 | adhesives | 5 | 63 | 535 | 693 |
| 725 | Developmental Psychology | 4 | 62 | 848 | 1078 |
| 725 | Mineralogy | 4 | 62 | 1097 | 1230 |
| 725 | libraries | 1 | 62 | 952 | 467 |
| 725 | Electromagnetic fields | 16 | 62 | 62 | 168 |
| 729 | India | 4 | 61 | 1268 | 919 |
| 730 | Rheumatology | 3 | 60 | 923 | 1063 |
| 730 | Emerging infectious diseases | 2 | 60 | 389 | 443 |
| 730 | Health | 5 | 60 | 1512 | 1994 |
| 730 | Speech Disorders | 3 | 60 | 904 | 974 |
| 730 | Securities | 2 | 60 | 459 | 489 |
| 735 | Development Economics | 3 | 59 | 418 | 455 |
| 735 | Hydraulic Engineering | 3 | 59 | 819 | 861 |
| 735 | Financial Engineering | 2 | 59 | 187 | 228 |
| 735 | Cross-Cultural Studies | 8 | 59 | 338 | 824 |
| 735 | population health | 5 | 59 | 1 | 2 |
| 735 | Formal Languages | 7 | 59 | 129 | 161 |
| 741 | Physical organic chemistry | 2 | 58 | 1608 | 1444 |
| 741 | Regeneration | 4 | 58 | 47 | 80 |
| 741 | explosives | 3 | 58 | 176 | 126 |
| 744 | Architecture | 1 | 57 | 893 | 424 |
| 744 | Pharmacogenomics | 1 | 57 | 493 | 390 |
| 744 | construction | 1 | 57 | 373 | 286 |
| 744 | Quality of life | 7 | 57 | 863 | 1726 |
| 744 | cross-cultural comparison | 7 | 57 | 255 | 575 |
| 749 | breastfeeding | 4 | 56 | 372 | 578 |
| 749 | rare diseases | 5 | 56 | 401 | 644 |
| 751 | Corporate governance | 2 | 55 | 786 | 843 |
| 751 | drug development | 3 | 55 | 799 | 1207 |
| 753 | Psycholinguistics | 8 | 54 | 552 | 1058 |
| 753 | Radioisotopes | 7 | 54 | 661 | 934 |
| 753 | drugs | 4 | 54 | 1566 | 1995 |
| 753 | cloning | 1 | 54 | 798 | 828 |
| 757 | Cell cycle | 7 | 53 | 128 | 389 |
| 757 | cell proliferation | 7 | 53 | 152 | 412 |
| 759 | Ophthalmology | 15 | 52 | 740 | 1574 |
| 759 | Nuclear Medicine | 5 | 52 | 635 | 827 |
| 759 | Hydrodynamics | 1 | 52 | 842 | 712 |
| 759 | Chemical industry | 7 | 52 | 813 | 1304 |
| 759 | Aquaculture | 7 | 52 | 917 | 1521 |
| 764 | Photogrammetry | 14 | 51 | 274 | 461 |
| 764 | motivation | 2 | 51 | 450 | 476 |
| 764 | Emotion | 2 | 51 | 279 | 370 |
| 764 | Eastern Europe | 8 | 51 | 393 | 675 |
| 768 | Industrial Design | 4 | 50 | 195 | 368 |
| 768 | Wildlife conservation | 1 | 50 | 1537 | 1454 |
| 768 | Enzyme inhibitors | 1 | 50 | 759 | 568 |
| 768 | nuclear power | 8 | 50 | 243 | 365 |
| 768 | Japan | 3 | 50 | 1763 | 1764 |
| 773 | Educational Psychology | 7 | 49 | 901 | 1544 |
| 773 | Artificial Organs | 2 | 49 | 640 | 559 |
| 773 | Investments | 4 | 49 | 410 | 602 |
| 776 | Radiology | 5 | 48 | 925 | 1162 |
| 776 | Fuzzy Logic | 3 | 48 | 46 | 111 |
| 776 | Pharmacokinetics | 3 | 48 | 780 | 1142 |
| 776 | Expert Systems | 5 | 48 | 79 | 254 |
| 776 | Molecular Imaging | 3 | 48 | 499 | 678 |
| 776 | Fuzzy Sets | 3 | 48 | 46 | 111 |
| 776 | organizational effectiveness | 3 | 48 | 433 | 566 |
| 776 | plant viruses | 2 | 48 | 237 | 318 |
| 776 | Fuzzy algorithms | 3 | 48 | 46 | 111 |
| 776 | Pancreatic diseases | 1 | 48 | 514 | 390 |
| 786 | Invertebrates | 1 | 47 | 1015 | 749 |
| 786 | Parkinson's disease | 3 | 47 | 224 | 371 |
| 788 | Physical Geography | 2 | 46 | 627 | 646 |
| 788 | Product Design | 4 | 46 | 444 | 515 |
| 788 | feeding behavior | 2 | 46 | 849 | 1026 |
| 788 | Lipids | 3 | 46 | 1163 | 1593 |
| 788 | Sales management | 1 | 46 | 413 | 487 |
| 788 | selling | 1 | 46 | 413 | 487 |
| 788 | Appetite | 2 | 46 | 747 | 926 |
| 795 | Ergonomics | 2 | 45 | 1064 | 1032 |
| 795 | Asthma | 3 | 45 | 604 | 702 |
| 795 | Information visualization | 7 | 45 | 75 | 165 |
| 795 | applications | 2 | 45 | 74 | 12 |
| 799 | Nanomedicine | 2 | 44 | 302 | 474 |
| 799 | Bifurcation Theory | 2 | 44 | 350 | 323 |
| 799 | Allergy | 3 | 44 | 859 | 1222 |
| 799 | DNA | 3 | 44 | 579 | 747 |
| 803 | Petroleum Engineering | 5 | 43 | 508 | 846 |
| 803 | Thin Films | 6 | 43 | 300 | 567 |
| 803 | Metallic Glasses | 2 | 43 | 550 | 603 |
| 803 | Industrial Policy | 2 | 43 | 612 | 665 |
| 803 | nuclear magnetic resonance spectroscopy | 11 | 43 | 337 | 741 |
| 803 | Seaweed | 1 | 43 | 826 | 778 |
| 803 | Planets | 5 | 43 | 1054 | 1766 |
| 803 | NMR | 11 | 43 | 196 | 552 |
| 803 | magnetic resonance | 11 | 43 | 204 | 558 |
| 803 | gastrointestinal tract | 2 | 43 | 390 | 674 |
| 803 | Marine algae | 1 | 43 | 248 | 166 |
| 814 | Environmental Law | 1 | 42 | 1590 | 1744 |
| 814 | Clinical Immunology | 5 | 42 | 709 | 1179 |
| 814 | locomotion | 1 | 42 | 972 | 845 |
| 814 | histological techniques | 3 | 42 | 600 | 875 |
| 814 | posture | 1 | 42 | 972 | 845 |
| 814 | Enzyme | 2 | 42 | 665 | 904 |
| 814 | gait | 1 | 42 | 972 | 845 |
| 814 | walking | 1 | 42 | 972 | 845 |
| 822 | Language Disorders | 1 | 41 | 1171 | 928 |
| 822 | Human Geography | 3 | 41 | 1051 | 1218 |
| 822 | Applied Linguistics | 2 | 41 | 770 | 668 |
| 822 | Phonetics | 2 | 41 | 400 | 434 |
| 822 | optical instruments | 2 | 41 | 396 | 389 |
| 822 | optical phenomena | 2 | 41 | 151 | 179 |
| 822 | Testing | 2 | 41 | 96 | 98 |
| 829 | Electronic Packaging | 3 | 40 | 213 | 275 |
| 829 | Friction | 3 | 40 | 107 | 263 |
| 829 | Group decision making | 6 | 40 | 294 | 650 |
| 829 | Ethnology | 1 | 40 | 2208 | 1444 |
| 829 | information warfare | 9 | 40 | 7 | 19 |
| 829 | Tropical Medicine | 1 | 40 | 2345 | 1911 |
| 829 | North America | 7 | 40 | 449 | 915 |
| 829 | Evolution equations | 4 | 40 | 120 | 157 |
| 837 | Population Genetics | 2 | 39 | 1261 | 1618 |
| 837 | Emergency Medicine | 3 | 39 | 1110 | 1254 |
| 837 | Hemostasis | 3 | 39 | 637 | 784 |
| 837 | Language and Education | 2 | 39 | 170 | 180 |
| 837 | mutagens | 2 | 39 | 751 | 1044 |
| 837 | economic development projects | 1 | 39 | 392 | 284 |
| 837 | tests | 2 | 39 | 247 | 363 |
| 844 | poverty | 1 | 38 | 796 | 652 |
| 844 | Metabolic syndrome | 4 | 38 | 164 | 455 |
| 844 | Molecular ecology | 1 | 38 | 1400 | 1639 |
| 844 | drug therapy | 6 | 38 | 1140 | 1931 |
| 844 | Jurisprudence | 3 | 38 | 884 | 984 |
| 844 | Culture | 4 | 38 | 926 | 1032 |
| 850 | Speech-Language Pathology | 4 | 37 | 219 | 402 |
| 850 | Environmental Microbiology | 5 | 37 | 978 | 2024 |
| 850 | Industrial Statistics | 3 | 37 | 206 | 208 |
| 850 | Machine Learning | 6 | 37 | 187 | 474 |
| 850 | automatic speech recognition | 4 | 37 | 90 | 255 |
| 855 | Aerospace Engineering | 9 | 36 | 109 | 247 |
| 855 | Ecological Engineering | 2 | 36 | 797 | 1230 |
| 855 | Diabetes mellitus | 5 | 36 | 1247 | 2139 |
| 855 | Freeze-Drying | 4 | 36 | 284 | 574 |
| 855 | Hypothermia | 4 | 36 | 284 | 574 |
| 855 | Freeze Drying | 4 | 36 | 284 | 574 |
| 855 | peptides | 5 | 36 | 552 | 1031 |
| 862 | Biogeography | 1 | 35 | 1381 | 1455 |
| 862 | Bioenergetics | 3 | 35 | 817 | 1270 |
| 862 | Virtual reality | 3 | 35 | 392 | 620 |
| 862 | Respiratory system | 2 | 35 | 616 | 805 |
| 862 | ecosystem | 1 | 35 | 1851 | 1932 |
| 862 | plant communities | 1 | 35 | 1437 | 1551 |
| 862 | phototherapy | 1 | 35 | 224 | 86 |
| 869 | Oral Medicine | 8 | 34 | 413 | 876 |
| 869 | Evolutionary economics | 1 | 34 | 332 | 252 |
| 869 | Food additives | 3 | 34 | 1092 | 1755 |
| 869 | hydrocolloids | 3 | 34 | 597 | 1254 |
| 869 | Biodiversity | 4 | 34 | 1854 | 2588 |
| 869 | Population Dynamics | 1 | 34 | 353 | 309 |
| 875 | Multiphase Flow | 1 | 33 | 631 | 644 |
| 875 | Biometrics | 3 | 33 | 927 | 1142 |
| 877 | Archaeology | 1 | 32 | 1742 | 1334 |
| 877 | Waste management | 3 | 32 | 1396 | 1872 |
| 877 | Corporate Social Responsibility | 1 | 32 | 636 | 845 |
| 877 | environmental auditing | 1 | 32 | 659 | 856 |
| 877 | Child psychology | 3 | 32 | 1278 | 1846 |
| 877 | older people | 1 | 32 | 2134 | 1577 |
| 877 | Sites | 1 | 32 | 842 | 909 |
| 877 | Instructional systems | 2 | 32 | 235 | 293 |
| 885 | Geometry | 2 | 31 | 1366 | 1067 |
| 885 | Photography | 6 | 31 | 770 | 605 |
| 885 | Sustainable agriculture | 2 | 31 | 894 | 1163 |
| 885 | Distributed Databases | 3 | 31 | 157 | 262 |
| 885 | Plasma chemistry | 2 | 31 | 482 | 612 |
| 885 | Antibacterial agents | 2 | 31 | 724 | 1105 |
| 885 | technical education | 1 | 31 | 1144 | 929 |
| 885 | Multiple sclerosis | 5 | 31 | 392 | 661 |
| 893 | Physical Therapy | 1 | 30 | 1710 | 1562 |
| 893 | Chemotherapy | 3 | 30 | 969 | 1378 |
| 893 | Psychiatric Nursing | 1 | 30 | 1065 | 935 |
| 893 | Social Networks | 1 | 30 | 656 | 565 |
| 893 | Online social networks | 1 | 30 | 630 | 505 |
| 893 | Liposomes | 1 | 30 | 942 | 885 |
| 899 | Geomorphology | 4 | 29 | 1159 | 1986 |
| 899 | Philosophy of Mind | 3 | 29 | 267 | 387 |
| 899 | Neurolinguistics | 3 | 29 | 428 | 714 |
| 899 | Scheduling | 1 | 29 | 276 | 263 |
| 899 | moral development | 3 | 29 | 93 | 262 |
| 899 | Production Scheduling | 1 | 29 | 276 | 263 |
| 899 | risk factors | 1 | 29 | 936 | 896 |
| 899 | Autonomous robots | 3 | 29 | 158 | 374 |
| 907 | Psychosomatic Medicine | 2 | 28 | 801 | 1139 |
| 907 | Reproductive health | 3 | 28 | 707 | 1172 |
| 907 | Mass Spectrometry | 3 | 28 | 1047 | 1371 |
| 907 | Semiotics | 2 | 28 | 510 | 310 |
| 907 | Teaching | 1 | 28 | 2629 | 2169 |
| 907 | protein | 4 | 28 | 962 | 1482 |
| 907 | vascular diseases | 1 | 28 | 871 | 989 |
| 907 | Cell surface receptors | 1 | 28 | 264 | 213 |
| 915 | Inventory Control | 1 | 27 | 177 | 250 |
| 915 | Metaphor | 1 | 27 | 73 | 88 |
| 915 | Spectroscopy | 8 | 27 | 48 | 110 |
| 915 | Pacific Islands | 3 | 27 | 288 | 428 |
| 915 | Middle East | 1 | 27 | 1656 | 1183 |
| 920 | Arts | 4 | 26 | 330 | 362 |
| 920 | Political Science | 1 | 26 | 2314 | 1652 |
| 920 | local government | 1 | 26 | 591 | 616 |
| 920 | biobanks | 4 | 26 | 71 | 211 |
| 920 | Hypertension in pregnancy | 3 | 26 | 164 | 264 |
| 920 | Biomolecules | 2 | 26 | 554 | 908 |
| 926 | Geography | 1 | 25 | 2723 | 2580 |
| 926 | Thermodynamics | 7 | 25 | 789 | 1457 |
| 926 | Geochemistry | 7 | 25 | 1262 | 2509 |
| 926 | Immunopathology | 3 | 25 | 945 | 1478 |
| 930 | Clinical Biochemistry | 2 | 24 | 1203 | 1472 |
| 930 | Amyotrophic Lateral Sclerosis | 1 | 24 | 371 | 411 |
| 930 | Well-being | 1 | 24 | 327 | 320 |
| 930 | Immunogenetics | 1 | 24 | 825 | 863 |
| 930 | textile fibers | 1 | 24 | 798 | 696 |
| 930 | Stress | 2 | 24 | 370 | 644 |
| 936 | Adult Education | 1 | 23 | 1049 | 818 |
| 936 | Continuing Education | 1 | 23 | 794 | 610 |
| 936 | mutation | 1 | 23 | 838 | 992 |
| 936 | Parasitology | 1 | 23 | 2815 | 2750 |
| 936 | Groundwater | 1 | 23 | 881 | 962 |
| 936 | Ventilation | 3 | 23 | 520 | 889 |
| 936 | atmosphere | 4 | 23 | 632 | 1311 |
| 936 | sex crimes | 1 | 23 | 1024 | 1057 |
| 936 | drug toxicity | 1 | 23 | 940 | 1080 |
| 936 | Thorax | 1 | 23 | 543 | 665 |
| 946 | Evolutionary Genetics | 1 | 22 | 1158 | 1253 |
| 946 | Molecular Epidemiology | 1 | 22 | 1158 | 1253 |
| 946 | Nuclear Chemistry | 4 | 22 | 946 | 1322 |
| 946 | Radiochemistry | 4 | 22 | 851 | 1212 |
| 946 | Brain-Computer Interfaces | 3 | 22 | 20 | 88 |
| 946 | bioclimatology | 2 | 22 | 1165 | 1650 |
| 946 | Marine resources | 1 | 22 | 1143 | 1265 |
| 946 | ports | 1 | 22 | 371 | 450 |
| 946 | Wind power | 1 | 22 | 530 | 515 |
| 946 | telemarketing | 1 | 22 | 231 | 339 |
| 946 | winds | 1 | 22 | 234 | 186 |
| 946 | extraterrestrial environment | 4 | 22 | 474 | 893 |
| 946 | Minerals | 5 | 22 | 553 | 1456 |
| 946 | astronomical phenomena | 4 | 22 | 423 | 834 |
| 946 | Phylogeny | 1 | 22 | 1284 | 1543 |
| 961 | air quality management | 3 | 21 | 504 | 1159 |
| 961 | Aerial Photography | 5 | 21 | 6 | 18 |
| 961 | Neurotransmitters | 2 | 21 | 593 | 665 |
| 961 | Water Purification | 2 | 21 | 1388 | 1778 |
| 961 | Geriatric Oncology | 3 | 21 | 478 | 961 |
| 961 | Labor Unions | 1 | 21 | 536 | 372 |
| 961 | Water quality management | 2 | 21 | 2107 | 2602 |
| 961 | Randomized Controlled Trials | 4 | 21 | 767 | 1298 |
| 961 | labor | 1 | 21 | 632 | 482 |
| 961 | Social support | 1 | 21 | 291 | 378 |
| 961 | Labor history | 1 | 21 | 227 | 103 |
| 961 | economic conditions | 3 | 21 | 493 | 803 |
| 961 | Social environment | 1 | 21 | 308 | 390 |
| 961 | biomimicry | 2 | 21 | 221 | 395 |
| 961 | Labor Movement | 1 | 21 | 370 | 206 |
| 976 | Geriatric Nursing | 5 | 20 | 360 | 811 |
| 976 | Soil Science | 3 | 20 | 1773 | 2617 |
| 976 | Political Psychology | 1 | 20 | 571 | 686 |
| 976 | Inorganic Chemistry | 1 | 20 | 121 | 187 |
| 976 | Political Sociology | 1 | 20 | 790 | 722 |
| 976 | Telemedicine | 2 | 20 | 391 | 736 |
| 976 | Advertising | 1 | 20 | 549 | 699 |
| 976 | X-ray spectroscopy | 3 | 20 | 190 | 326 |
| 976 | Health insurance | 1 | 20 | 700 | 702 |
| 976 | monitoring | 2 | 20 | 330 | 457 |
| 976 | Communication in medicine | 1 | 20 | 881 | 959 |
| 976 | society | 1 | 20 | 199 | 182 |
| 976 | Vision | 5 | 20 | 487 | 1021 |
| 976 | Entomology | 4 | 20 | 1904 | 2684 |
| 990 | Sustainable urban development | 2 | 19 | 75 | 153 |
| 990 | Indoor air quality | 2 | 19 | 123 | 188 |
| 990 | Air Conditioning | 2 | 19 | 262 | 340 |
| 990 | Business Ethics | 3 | 19 | 988 | 1825 |
| 990 | Smart Cities | 2 | 19 | 14 | 47 |
| 990 | Physical fitness | 1 | 19 | 1506 | 1629 |
| 990 | research and development | 2 | 19 | 412 | 726 |
| 990 | heating | 2 | 19 | 192 | 294 |
| 990 | Speech | 2 | 19 | 1002 | 1335 |
| 990 | language | 2 | 19 | 973 | 1261 |
| 1000 | Algebra | 3 | 18 | 1470 | 1482 |