| 1 | Biochemistry | 1,648 | 57.5K | 192 | 254 |
| 2 | Nanotechnology | 799 | 50.3K | 111 | 112 |
| 3 | Chemistry | 1,139 | 48.9K | 342 | 411 |
| 4 | Molecular Biology | 1,015 | 47.5K | 222 | 288 |
| 5 | Biotechnology | 875 | 37.7K | 78 | 126 |
| 6 | Pharmacology | 900 | 33.7K | 82 | 80 |
| 7 | Physics | 870 | 31.1K | 458 | 752 |
| 8 | Biology | 610 | 30.9K | 467 | 684 |
| 9 | Science | 546 | 28.4K | 535 | 737 |
| 10 | Medicine | 1,165 | 27.6K | 274 | 513 |
| 11 | Materials | 647 | 24.7K | 263 | 297 |
| 12 | Bioengineering | 491 | 22.0K | 77 | 154 |
| 13 | Biocompatible Materials | 392 | 21.5K | 138 | 139 |
| 14 | Biophysics | 700 | 20.8K | 149 | 194 |
| 15 | Telecommunication | 369 | 20.0K | 60 | 59 |
| 16 | nanoscience | 309 | 19.8K | 99 | 106 |
| 17 | Chemical Engineering | 545 | 19.5K | 140 | 188 |
| 18 | Astrophysics | 631 | 19.5K | 181 | 354 |
| 19 | Microbiology | 598 | 19.4K | 266 | 433 |
| 20 | Research | 632 | 18.6K | 347 | 421 |
| 21 | Toxicology | 582 | 16.4K | 59 | 98 |
| 22 | Biochemical Engineering | 327 | 16.3K | 72 | 178 |
| 23 | Astronomy | 431 | 16.2K | 275 | 351 |
| 24 | Wireless Communication Systems | 364 | 15.6K | 51 | 36 |
| 25 | Materials Science | 396 | 15.5K | 236 | 256 |
| 26 | Nanostructured Materials | 306 | 15.1K | 122 | 103 |
| 27 | Neurology | 406 | 14.9K | 365 | 496 |
| 28 | Tourism | 301 | 14.2K | 14 | 24 |
| 29 | management | 168 | 14.1K | 226 | 169 |
| 30 | United States | 62 | 12.0K | 940 | 216 |
| 31 | Microelectronics | 102 | 11.3K | 178 | 95 |
| 32 | Long-Term Care | 18 | 11.0K | 127 | 6 |
| 32 | Long-term care facilities | 18 | 11.0K | 126 | 6 |
| 34 | miniaturization | 49 | 10.9K | 334 | 119 |
| 35 | Alternative Medicine | 582 | 10.8K | 3 | 4 |
| 36 | Biomedical Engineering | 372 | 10.6K | 161 | 231 |
| 37 | complementary therapies | 564 | 10.5K | 3 | 5 |
| 38 | Colloids | 183 | 10.5K | 319 | 198 |
| 39 | Nutrition | 264 | 10.4K | 216 | 251 |
| 40 | Composite Materials | 119 | 9.9K | 265 | 119 |
| 41 | Cell Biology | 138 | 9.8K | 503 | 540 |
| 42 | transport vesicles | 2 | 9.5K | 313 | 182 |
| 43 | Botany | 139 | 9.2K | 545 | 394 |
| 44 | Natural history | 18 | 8.8K | 1543 | 935 |
| 45 | Environment | 138 | 8.6K | 563 | 616 |
| 46 | Pharmacognosy | 255 | 8.5K | 16 | 22 |
| 47 | Spectrum analysis | 329 | 8.4K | 206 | 411 |
| 48 | Polymers | 294 | 8.2K | 344 | 371 |
| 49 | Food service management | 83 | 8.1K | 15 | 6 |
| 50 | Pharmacy | 199 | 8.1K | 71 | 51 |
| 51 | Optical materials | 211 | 7.5K | 121 | 178 |
| 52 | Immunology | 247 | 7.5K | 318 | 495 |
| 53 | Analytical Chemistry | 252 | 7.4K | 286 | 356 |
| 54 | Cytology | 196 | 7.4K | 427 | 655 |
| 55 | Electronics | 309 | 7.3K | 174 | 204 |
| 56 | Medicinal plants | 208 | 7.2K | 13 | 14 |
| 57 | internet | 171 | 6.9K | 35 | 29 |
| 58 | Internet of Things | 170 | 6.7K | 28 | 24 |
| 59 | Photonics | 160 | 6.7K | 135 | 162 |
| 60 | Industrial Microbiology | 41 | 6.6K | 298 | 51 |
| 61 | Catalysis | 162 | 6.5K | 458 | 501 |
| 62 | Genetic engineering | 36 | 6.3K | 432 | 95 |
| 63 | Oncology | 48 | 6.3K | 397 | 304 |
| 64 | Clinical Biochemistry | 77 | 6.2K | 61 | 20 |
| 65 | Physiology | 152 | 6.1K | 465 | 436 |
| 66 | polymerization | 232 | 6.1K | 327 | 377 |
| 67 | Food | 247 | 6.0K | 69 | 160 |
| 68 | food technology | 331 | 5.9K | 29 | 111 |
| 69 | Ecology | 129 | 5.8K | 894 | 974 |
| 70 | Renewable Energy Sources | 66 | 5.7K | 289 | 263 |
| 71 | Phytotherapy | 258 | 5.7K | 2 | 3 |
| 72 | Evidence-Based Medicine | 333 | 5.6K | 6 | 7 |
| 73 | computer networks | 148 | 5.5K | 116 | 98 |
| 74 | Information Technology | 98 | 5.4K | 125 | 77 |
| 75 | Surface Chemistry | 134 | 5.4K | 445 | 376 |
| 76 | cytokines | 122 | 5.4K | 31 | 19 |
| 77 | Pharmaceutical Chemistry | 229 | 5.3K | 238 | 387 |
| 78 | Agricultural Chemistry | 172 | 5.3K | 108 | 132 |
| 79 | Plant cells | 41 | 5.1K | 286 | 245 |
| 80 | plant molecular biology | 53 | 4.9K | 269 | 233 |
| 81 | Immunopharmacology | 142 | 4.9K | 19 | 12 |
| 82 | Biomass Energy | 82 | 4.7K | 229 | 228 |
| 83 | Cancer | 106 | 4.5K | 514 | 566 |
| 84 | Mathematical Physics | 57 | 4.5K | 625 | 245 |
| 85 | Immunotherapy | 82 | 4.4K | 145 | 201 |
| 86 | Information Science | 74 | 4.4K | 230 | 128 |
| 87 | Diet | 54 | 4.4K | 358 | 264 |
| 88 | Environmental Health | 180 | 4.4K | 411 | 715 |
| 89 | Plants | 57 | 4.3K | 355 | 277 |
| 90 | Food additives | 42 | 4.3K | 127 | 52 |
| 91 | Aging | 87 | 4.3K | 389 | 278 |
| 92 | hydrocolloids | 39 | 4.2K | 81 | 41 |
| 93 | Behavior | 66 | 4.2K | 532 | 436 |
| 94 | Pollution | 137 | 4.2K | 645 | 950 |
| 95 | Solid State Physics | 208 | 4.2K | 516 | 611 |
| 96 | China | 187 | 4.1K | 145 | 128 |
| 97 | Bioorganic chemistry | 161 | 4.1K | 147 | 268 |
| 97 | Brain | 118 | 4.1K | 330 | 384 |
| 99 | Organic Chemistry | 183 | 4.0K | 203 | 340 |
| 100 | Plant physiology | 75 | 4.0K | 281 | 295 |
| 101 | human behavior | 58 | 3.9K | 386 | 362 |
| 102 | Nuclear Physics | 351 | 3.9K | 522 | 816 |
| 103 | Communication | 35 | 3.9K | 489 | 157 |
| 104 | Nanostructures | 70 | 3.7K | 170 | 193 |
| 105 | Optics | 204 | 3.7K | 509 | 500 |
| 106 | Light | 13 | 3.7K | 394 | 143 |
| 107 | Microbial Ecology | 34 | 3.6K | 605 | 402 |
| 108 | Energy Conversion | 49 | 3.6K | 184 | 241 |
| 109 | Solar Energy | 68 | 3.5K | 102 | 81 |
| 110 | solar power | 65 | 3.4K | 23 | 20 |
| 110 | solar cells | 65 | 3.4K | 34 | 29 |
| 112 | environmental pollution | 112 | 3.3K | 514 | 715 |
| 113 | Technology | 152 | 3.2K | 306 | 417 |
| 114 | Signal Processing | 82 | 3.2K | 386 | 379 |
| 114 | Virology | 68 | 3.2K | 570 | 805 |
| 116 | Energy Policy | 70 | 3.1K | 284 | 342 |
| 117 | Magnetic Materials | 105 | 3.1K | 89 | 102 |
| 118 | Neurophysiology | 74 | 3.1K | 515 | 583 |
| 119 | energy conservation | 52 | 3.0K | 273 | 285 |
| 120 | Electrochemistry | 172 | 3.0K | 405 | 532 |
| 121 | Geophysics | 82 | 3.0K | 724 | 680 |
| 122 | Environmental Chemistry | 25 | 2.9K | 566 | 333 |
| 123 | Human genetics | 18 | 2.9K | 953 | 993 |
| 124 | biological factors | 83 | 2.9K | 93 | 118 |
| 125 | Asia | 182 | 2.9K | 71 | 86 |
| 126 | Functional foods | 139 | 2.9K | 1 | 2 |
| 127 | Psychiatry | 74 | 2.8K | 776 | 835 |
| 128 | Inflammation | 60 | 2.8K | 72 | 62 |
| 129 | Condensed Matter | 113 | 2.8K | 703 | 727 |
| 130 | Neurochemistry | 80 | 2.8K | 355 | 422 |
| 131 | Microorganisms | 109 | 2.7K | 20 | 136 |
| 132 | Green Chemistry | 70 | 2.7K | 196 | 278 |
| 133 | Plant genetic engineering | 65 | 2.7K | 68 | 90 |
| 134 | Nanoparticles | 76 | 2.7K | 158 | 196 |
| 135 | actuators | 96 | 2.6K | 143 | 244 |
| 135 | transducers | 96 | 2.6K | 143 | 244 |
| 137 | fuel cells | 64 | 2.6K | 133 | 217 |
| 138 | Plant Biotechnology | 86 | 2.6K | 29 | 50 |
| 139 | mass transfer | 90 | 2.5K | 120 | 178 |
| 140 | Environmental monitoring | 71 | 2.4K | 522 | 697 |
| 141 | Biosensors | 63 | 2.3K | 95 | 195 |
| 142 | Membranes | 41 | 2.3K | 362 | 324 |
| 143 | Medical Physics | 76 | 2.3K | 252 | 287 |
| 144 | Pathology | 56 | 2.2K | 441 | 468 |
| 145 | Sustainable Engineering | 60 | 2.2K | 167 | 209 |
| 146 | Spine | 44 | 2.2K | 90 | 99 |
| 147 | natural products | 67 | 2.1K | 138 | 140 |
| 148 | Genomics | 142 | 2.1K | 233 | 572 |
| 149 | Health Information Management | 18 | 2.1K | 16 | 42 |
| 149 | Food Microbiology | 36 | 2.1K | 201 | 166 |
| 151 | telemarketing | 7 | 2.1K | 24 | 2 |
| 152 | Mathematics | 185 | 2.1K | 843 | 870 |
| 153 | Herbal medicine | 67 | 2.1K | 18 | 25 |
| 154 | Neurobiology | 48 | 2.0K | 374 | 457 |
| 155 | Bioelectronics | 49 | 2.0K | 95 | 186 |
| 156 | Pediatrics | 35 | 2.0K | 579 | 494 |
| 156 | Clinical Chemistry | 103 | 2.0K | 313 | 590 |
| 158 | Engineering | 66 | 1.9K | 768 | 516 |
| 159 | Mobile Computing | 62 | 1.9K | 93 | 92 |
| 160 | Image Processing | 45 | 1.9K | 447 | 423 |
| 161 | cell interaction | 49 | 1.9K | 82 | 101 |
| 162 | Carbon | 35 | 1.8K | 210 | 262 |
| 163 | Economics | 142 | 1.8K | 513 | 744 |
| 164 | Drug delivery systems | 15 | 1.7K | 561 | 238 |
| 164 | Cell communication | 41 | 1.7K | 47 | 37 |
| 166 | environmental exposure | 83 | 1.7K | 89 | 208 |
| 167 | Immunity | 16 | 1.7K | 800 | 763 |
| 168 | cell adhesion molecules | 38 | 1.7K | 21 | 16 |
| 168 | free radicals | 50 | 1.7K | 151 | 316 |
| 170 | Statistical physics | 143 | 1.6K | 531 | 822 |
| 171 | pigments | 76 | 1.6K | 27 | 38 |
| 172 | Medical Laboratory Science | 40 | 1.6K | 422 | 515 |
| 173 | Metabolism | 59 | 1.6K | 555 | 815 |
| 174 | Cell death | 30 | 1.6K | 280 | 338 |
| 175 | Nervous system | 71 | 1.6K | 335 | 627 |
| 176 | Medical Microbiology | 41 | 1.5K | 516 | 663 |
| 177 | Ventilation | 70 | 1.5K | 14 | 36 |
| 178 | indoor air pollution | 67 | 1.5K | 8 | 35 |
| 178 | Sick building syndrome | 67 | 1.5K | 8 | 35 |
| 180 | Genetics | 40 | 1.5K | 999 | 1282 |
| 181 | Environmental Engineering | 62 | 1.5K | 658 | 982 |
| 182 | Surface-Active Agents | 25 | 1.5K | 157 | 102 |
| 182 | Surface properties | 25 | 1.5K | 181 | 110 |
| 184 | software | 9 | 1.4K | 495 | 84 |
| 185 | Environmental Management | 37 | 1.4K | 635 | 761 |
| 186 | Psychophysiology | 33 | 1.4K | 818 | 826 |
| 187 | Industrial Safety | 44 | 1.4K | 112 | 116 |
| 188 | Medical Technology | 31 | 1.4K | 283 | 202 |
| 189 | Solid State Chemistry | 80 | 1.3K | 321 | 428 |
| 190 | Cell differentiation | 24 | 1.3K | 569 | 618 |
| 191 | Solar System | 55 | 1.3K | 141 | 197 |
| 192 | Stem cells | 32 | 1.3K | 379 | 401 |
| 193 | Memory | 23 | 1.3K | 588 | 434 |
| 194 | Economic History | 114 | 1.3K | 311 | 516 |
| 195 | Neuropsychology | 41 | 1.3K | 525 | 542 |
| 196 | Immunotoxicology | 65 | 1.3K | 4 | 3 |
| 197 | Oxidative stress | 30 | 1.2K | 152 | 209 |
| 198 | Geriatrics | 89 | 1.2K | 383 | 623 |
| 199 | Cellulose | 34 | 1.2K | 57 | 81 |
| 200 | Nuclear Engineering | 178 | 1.2K | 109 | 226 |
| 201 | Mental Disorders | 31 | 1.2K | 859 | 914 |
| 202 | Social Change | 20 | 1.2K | 182 | 175 |
| 203 | Environmental Policy | 29 | 1.2K | 863 | 994 |
| 203 | Obesity | 55 | 1.2K | 331 | 549 |
| 205 | Plant Genetics | 15 | 1.2K | 250 | 198 |
| 206 | Pediatric Neurology | 17 | 1.2K | 354 | 410 |
| 207 | Graphene | 5 | 1.2K | 43 | 10 |
| 208 | Medical Oncology | 34 | 1.2K | 417 | 496 |
| 209 | Telecommunication Systems | 44 | 1.2K | 189 | 136 |
| 210 | dietary supplements | 56 | 1.1K | 17 | 60 |
| 211 | Environmental Microbiology | 21 | 1.1K | 381 | 414 |
| 211 | arthritis | 19 | 1.1K | 453 | 413 |
| 213 | Environmental Toxicology | 49 | 1.1K | 342 | 651 |
| 214 | Attention | 20 | 1.1K | 586 | 382 |
| 215 | environmental protection | 58 | 1.1K | 519 | 946 |
| 215 | Plant tissue culture | 22 | 1.1K | 132 | 90 |
| 215 | Plant cell culture | 22 | 1.1K | 101 | 87 |
| 218 | Intelligent Transportation Systems | 28 | 1.1K | 224 | 230 |
| 219 | Visual Perception | 18 | 1.1K | 600 | 392 |
| 219 | Perception | 18 | 1.1K | 693 | 460 |
| 221 | Water | 30 | 1.1K | 705 | 902 |
| 222 | Leukemia | 4 | 1.1K | 927 | 388 |
| 223 | Child | 32 | 1.1K | 611 | 506 |
| 224 | Energy Storage | 41 | 1.1K | 188 | 287 |
| 224 | Cognitive Radio Networks | 16 | 1.1K | 36 | 11 |
| 226 | carcinogens | 19 | 1.1K | 258 | 217 |
| 227 | place marketing | 18 | 1.0K | 5 | 5 |
| 228 | Manufacturing Processes | 21 | 1.0K | 816 | 535 |
| 229 | Quality Control | 43 | 1.0K | 190 | 253 |
| 230 | Bacteriology | 38 | 1.0K | 441 | 704 |
| 231 | Semiconductors | 76 | 997 | 180 | 272 |
| 231 | cell physiology | 12 | 997 | 727 | 575 |
| 233 | Nuclear Energy | 135 | 994 | 68 | 154 |
| 234 | Immune system | 11 | 993 | 480 | 537 |
| 235 | Adolescent Medicine | 4 | 990 | 453 | 229 |
| 236 | Orthopedics | 43 | 987 | 326 | 390 |
| 237 | Public Health | 50 | 986 | 1206 | 1682 |
| 238 | Ophthalmology | 37 | 972 | 421 | 482 |
| 239 | soil microbiology | 10 | 971 | 767 | 570 |
| 240 | Mental illness | 23 | 963 | 639 | 736 |
| 241 | Civil Engineering | 77 | 938 | 174 | 192 |
| 241 | Biomechanics | 23 | 938 | 382 | 333 |
| 243 | Planets | 43 | 934 | 447 | 654 |
| 244 | Process Control | 12 | 914 | 331 | 274 |
| 245 | Sun | 34 | 912 | 89 | 111 |
| 246 | Endocrinology | 38 | 908 | 836 | 1170 |
| 247 | biopolymers | 29 | 898 | 297 | 307 |
| 248 | Radiography | 16 | 892 | 281 | 298 |
| 248 | Cellular senescence | 21 | 892 | 120 | 143 |
| 250 | pain | 26 | 889 | 354 | 413 |
| 251 | Sports Medicine | 67 | 875 | 407 | 648 |
| 252 | Oncogenes | 13 | 872 | 549 | 590 |
| 253 | Production Management | 12 | 871 | 468 | 430 |
| 254 | marketing | 36 | 867 | 401 | 575 |
| 255 | Water pollution | 24 | 863 | 938 | 1023 |
| 256 | food handling | 42 | 855 | 57 | 146 |
| 257 | Diabetes | 47 | 845 | 421 | 849 |
| 258 | Automation | 27 | 841 | 714 | 782 |
| 259 | Structural Engineering | 83 | 840 | 195 | 432 |
| 260 | Luminescence | 38 | 838 | 147 | 129 |
| 261 | enzymes | 26 | 828 | 379 | 430 |
| 262 | Zeolites | 18 | 823 | 254 | 213 |
| 263 | Metals | 42 | 822 | 472 | 656 |
| 264 | Electrophoresis | 42 | 819 | 238 | 377 |
| 265 | Nonlinear Dynamics | 66 | 813 | 429 | 692 |
| 266 | Epidemiology | 40 | 812 | 909 | 1177 |
| 267 | Chromatographic analysis | 55 | 799 | 225 | 340 |
| 268 | Systems Engineering | 30 | 797 | 540 | 527 |
| 268 | East Asia | 101 | 797 | 4 | 12 |
| 270 | Neuroimmunology | 11 | 794 | 266 | 212 |
| 271 | Industrial Engineering | 37 | 792 | 384 | 480 |
| 272 | Psychology | 50 | 789 | 1105 | 1510 |
| 273 | Environmental pollutants | 41 | 788 | 378 | 704 |
| 274 | Mechanical Engineering | 70 | 785 | 332 | 470 |
| 275 | Signal Transduction | 32 | 776 | 275 | 574 |
| 276 | Surgery | 17 | 771 | 710 | 879 |
| 277 | Soft Condensed Matter | 23 | 765 | 336 | 316 |
| 278 | Algebra | 27 | 760 | 476 | 164 |
| 279 | Energy Harvesting | 18 | 759 | 125 | 235 |
| 280 | Carcinogenesis | 15 | 757 | 340 | 312 |
| 281 | proteins | 42 | 754 | 440 | 676 |
| 282 | mutagens | 13 | 741 | 321 | 301 |
| 283 | Chromatography | 44 | 736 | 217 | 327 |
| 284 | Child Development | 16 | 733 | 789 | 653 |
| 285 | Nanochemistry | 33 | 723 | 139 | 138 |
| 286 | Japan | 44 | 720 | 279 | 288 |
| 287 | Radio | 11 | 703 | 842 | 584 |
| 288 | Liver diseases | 21 | 700 | 517 | 761 |
| 289 | Tissue Engineering | 44 | 699 | 6 | 52 |
| 289 | Parallel Processing | 5 | 699 | 362 | 155 |
| 291 | Psychoneuroimmunology | 10 | 697 | 243 | 221 |
| 291 | Advertising | 10 | 697 | 137 | 92 |
| 293 | Parasitology | 61 | 693 | 386 | 745 |
| 294 | Randomized Controlled Trials | 61 | 692 | 86 | 152 |
| 295 | International Relations | 23 | 688 | 327 | 211 |
| 296 | Robotics | 34 | 685 | 387 | 498 |
| 296 | Artificial Intelligence | 46 | 685 | 936 | 1377 |
| 298 | energy resources | 15 | 684 | 481 | 654 |
| 299 | Dermatology | 41 | 682 | 387 | 550 |
| 300 | Sleep Disorders | 46 | 680 | 291 | 504 |
| 301 | Sleep | 45 | 673 | 304 | 511 |
| 302 | Macroeconomics | 5 | 664 | 251 | 40 |
| 303 | Electromagnetism | 21 | 661 | 303 | 233 |
| 303 | Multimedia Systems | 61 | 661 | 160 | 349 |
| 305 | Developing countries | 26 | 660 | 561 | 622 |
| 306 | Business | 23 | 659 | 694 | 851 |
| 307 | Integrative Medicine | 31 | 657 | 30 | 17 |
| 308 | Oxidation-reduction | 15 | 651 | 235 | 422 |
| 309 | gene mapping | 14 | 650 | 878 | 874 |
| 310 | Human-Computer Interaction | 29 | 649 | 282 | 395 |
| 311 | Alzheimer's disease | 47 | 647 | 359 | 406 |
| 312 | Digestive system diseases | 36 | 644 | 153 | 243 |
| 313 | Allergy | 12 | 643 | 548 | 706 |
| 314 | Enzyme | 15 | 641 | 101 | 114 |
| 315 | Quantum Gravity | 62 | 640 | 626 | 904 |
| 316 | Recombinant DNA | 22 | 627 | 423 | 451 |
| 317 | Metallurgy | 34 | 623 | 637 | 779 |
| 318 | atmospheric models | 2 | 616 | 750 | 302 |
| 319 | Medical genetics | 26 | 615 | 983 | 1507 |
| 320 | Medical innovations | 9 | 613 | 487 | 657 |
| 321 | Sustainable Development | 22 | 612 | 491 | 678 |
| 322 | Pharmaceutical Technology | 26 | 607 | 376 | 527 |
| 323 | Lipids | 12 | 599 | 581 | 522 |
| 323 | Molecular structure | 17 | 599 | 993 | 850 |
| 325 | Plant Ecology | 36 | 598 | 418 | 809 |
| 326 | Molecular cloning | 20 | 589 | 409 | 456 |
| 326 | Genetic recombination | 20 | 589 | 402 | 450 |
| 328 | Systems Biology | 30 | 588 | 304 | 479 |
| 328 | Antioxidants | 15 | 588 | 208 | 373 |
| 328 | Genetic regulation | 22 | 588 | 313 | 572 |
| 331 | Building Materials | 18 | 587 | 691 | 820 |
| 332 | Sports | 29 | 574 | 594 | 653 |
| 333 | nucleic acids | 17 | 567 | 753 | 1017 |
| 334 | Urology | 23 | 561 | 592 | 716 |
| 335 | Marine Biology | 21 | 557 | 1004 | 1073 |
| 336 | Nursing | 32 | 554 | 385 | 371 |
| 337 | Nanoelectronics | 43 | 553 | 100 | 123 |
| 338 | Mass Spectrometry | 24 | 552 | 347 | 407 |
| 339 | Architectural Design | 69 | 548 | 6 | 46 |
| 340 | Electrical Engineering | 91 | 547 | 566 | 986 |
| 341 | Metabolic diseases | 16 | 546 | 981 | 1254 |
| 342 | Diabetes mellitus | 22 | 545 | 689 | 1032 |
| 343 | Social Psychology | 23 | 537 | 669 | 847 |
| 343 | Atmospheric Physics | 13 | 537 | 745 | 704 |
| 345 | Health | 16 | 531 | 826 | 737 |
| 345 | Building | 12 | 531 | 299 | 162 |
| 345 | Europe | 31 | 531 | 903 | 991 |
| 348 | clay | 16 | 528 | 187 | 257 |
| 349 | Quantum electronics | 30 | 525 | 421 | 485 |
| 350 | energy development | 3 | 516 | 873 | 389 |
| 350 | lasers | 35 | 516 | 507 | 643 |
| 352 | finance | 55 | 512 | 375 | 783 |
| 352 | Microwave devices | 19 | 512 | 135 | 110 |
| 354 | microwave communication systems | 18 | 506 | 101 | 97 |
| 355 | Plastics | 41 | 503 | 257 | 478 |
| 356 | Developmental Biology | 17 | 501 | 790 | 1092 |
| 357 | plant communities | 10 | 500 | 591 | 586 |
| 358 | Regenerative Medicine | 40 | 497 | 6 | 9 |
| 359 | health planning | 32 | 496 | 439 | 588 |
| 360 | Information Theory | 30 | 492 | 355 | 520 |
| 361 | viruses | 15 | 491 | 626 | 840 |
| 362 | drug development | 6 | 490 | 684 | 679 |
| 363 | Immunochemistry | 28 | 489 | 153 | 266 |
| 364 | Dementia | 42 | 488 | 371 | 433 |
| 365 | Adolescent | 21 | 487 | 640 | 711 |
| 366 | Water quality management | 24 | 484 | 520 | 586 |
| 367 | Crystal growth | 26 | 480 | 218 | 329 |
| 368 | Serology | 31 | 479 | 36 | 96 |
| 369 | Zoology | 47 | 476 | 566 | 875 |
| 370 | ecotourism | 11 | 475 | 44 | 33 |
| 371 | Technological Innovations | 32 | 471 | 99 | 293 |
| 372 | International Finance | 23 | 469 | 436 | 565 |
| 373 | Laser therapy | 26 | 468 | 55 | 40 |
| 374 | Hematology | 50 | 467 | 796 | 1458 |
| 375 | Diagnostic Imaging | 22 | 463 | 631 | 802 |
| 376 | Computer Science | 25 | 460 | 546 | 493 |
| 377 | Photochemistry | 28 | 459 | 400 | 654 |
| 378 | Radiation | 31 | 453 | 520 | 723 |
| 379 | Horticulture | 35 | 452 | 108 | 160 |
| 380 | Educational Technology | 17 | 450 | 492 | 476 |
| 381 | Organometallic chemistry | 18 | 447 | 730 | 571 |
| 382 | Travel | 10 | 442 | 335 | 177 |
| 383 | Hypertension | 17 | 441 | 636 | 1047 |
| 384 | Economic Development | 30 | 439 | 359 | 770 |
| 385 | Fluid Dynamics | 12 | 435 | 526 | 403 |
| 386 | Analytical Biochemistry | 30 | 434 | 334 | 684 |
| 387 | Hydrology | 18 | 426 | 1030 | 1102 |
| 388 | Heat Exchangers | 14 | 416 | 434 | 576 |
| 388 | acupuncture | 41 | 416 | 8 | 3 |
| 390 | drugs | 24 | 415 | 628 | 893 |
| 390 | Egypt | 11 | 415 | 94 | 101 |
| 392 | Microscopy | 34 | 411 | 299 | 481 |
| 393 | Rheumatology | 16 | 408 | 440 | 613 |
| 394 | Radiobiology | 11 | 404 | 723 | 695 |
| 394 | mathematical analysis | 43 | 404 | 666 | 787 |
| 396 | drug therapy | 24 | 401 | 745 | 1097 |
| 397 | Engineering Mathematics | 39 | 399 | 509 | 702 |
| 398 | Information Systems | 17 | 398 | 418 | 494 |
| 399 | Therapeutics | 15 | 391 | 688 | 946 |
| 400 | Gerontology | 49 | 387 | 364 | 714 |
| 401 | nuclear magnetic resonance | 12 | 380 | 540 | 441 |
| 402 | Histology | 21 | 379 | 659 | 961 |
| 402 | Control Theory | 17 | 379 | 723 | 694 |
| 404 | particles | 8 | 378 | 500 | 271 |
| 405 | Education | 31 | 377 | 1152 | 1253 |
| 406 | Hospitality industry | 22 | 376 | 39 | 82 |
| 407 | Radiology | 20 | 373 | 508 | 503 |
| 408 | Chromosome mapping | 8 | 371 | 1131 | 1070 |
| 408 | drug toxicity | 13 | 371 | 72 | 103 |
| 410 | Cell metabolism | 4 | 366 | 560 | 682 |
| 411 | Meteorology | 10 | 364 | 1258 | 1351 |
| 411 | Parasitic Diseases | 14 | 364 | 940 | 1036 |
| 413 | Animal Behavior | 18 | 363 | 715 | 1098 |
| 414 | Operations Research | 34 | 362 | 606 | 986 |
| 415 | X-rays | 22 | 360 | 100 | 117 |
| 416 | vascular diseases | 5 | 359 | 512 | 399 |
| 417 | Food Science | 6 | 356 | 77 | 15 |
| 417 | Cardiovascular diseases | 22 | 356 | 515 | 736 |
| 419 | Climatology | 10 | 354 | 936 | 943 |
| 419 | cloning | 5 | 354 | 509 | 497 |
| 421 | food industry | 17 | 353 | 80 | 94 |
| 422 | Anatomy | 12 | 348 | 955 | 982 |
| 422 | Plant diseases | 15 | 348 | 887 | 909 |
| 424 | System analysis | 19 | 345 | 941 | 1070 |
| 425 | Geography | 9 | 344 | 1310 | 1033 |
| 426 | Social Sciences | 48 | 343 | 705 | 1175 |
| 427 | Atmospheric Chemistry | 4 | 342 | 768 | 654 |
| 428 | Entomology | 15 | 341 | 1083 | 897 |
| 429 | drug evaluation | 21 | 336 | 334 | 550 |
| 430 | Learning | 9 | 335 | 705 | 621 |
| 431 | Ceramics | 22 | 330 | 446 | 652 |
| 431 | medical education | 13 | 330 | 756 | 682 |
| 433 | Critical Care | 5 | 329 | 1202 | 1116 |
| 433 | Critical Care Medicine | 5 | 329 | 1108 | 1100 |
| 433 | vibration | 15 | 329 | 475 | 522 |
| 436 | Muscles | 14 | 327 | 313 | 488 |
| 437 | Hazardous waste | 9 | 326 | 449 | 611 |
| 438 | Sarcopenia | 12 | 324 | 85 | 239 |
| 439 | pollutants | 21 | 322 | 561 | 1117 |
| 440 | Combinatorial chemistry | 12 | 320 | 351 | 506 |
| 440 | Integrated Circuits | 28 | 320 | 134 | 115 |
| 442 | Health Education | 12 | 319 | 832 | 745 |
| 442 | Holistic Health | 32 | 319 | 20 | 98 |
| 442 | biomedicine | 13 | 319 | 249 | 307 |
| 445 | Biomass | 6 | 316 | 348 | 357 |
| 446 | catalytic activity | 8 | 314 | 348 | 329 |
| 447 | Combustion | 9 | 311 | 703 | 621 |
| 448 | Organometallic compounds | 9 | 310 | 743 | 588 |
| 448 | Biomolecules | 7 | 310 | 231 | 268 |
| 448 | commerce | 21 | 310 | 412 | 715 |
| 451 | Thrombosis | 7 | 306 | 671 | 565 |
| 452 | Functional Analysis | 15 | 303 | 559 | 482 |
| 453 | Proteomics | 13 | 302 | 443 | 694 |
| 454 | econometric models | 15 | 300 | 96 | 196 |
| 455 | Parasites | 14 | 298 | 671 | 768 |
| 456 | Social work | 14 | 297 | 553 | 478 |
| 457 | Astrocytes | 8 | 296 | 252 | 381 |
| 458 | Public Policy | 8 | 295 | 1019 | 865 |
| 458 | protein | 22 | 295 | 375 | 687 |
| 460 | Adhesion | 5 | 294 | 453 | 168 |
| 460 | Nonprofit organizations | 13 | 294 | 68 | 108 |
| 460 | adhesives | 5 | 294 | 488 | 169 |
| 463 | Magnetic Resonance Spectroscopy | 11 | 293 | 628 | 527 |
| 464 | Homeostasis | 1 | 290 | 728 | 706 |
| 464 | Chemical industry | 23 | 290 | 326 | 447 |
| 464 | Exercise | 9 | 290 | 753 | 578 |
| 467 | Electrochemical Analysis | 18 | 289 | 540 | 758 |
| 467 | disease outbreaks | 4 | 289 | 465 | 315 |
| 467 | Epidemics | 4 | 289 | 449 | 315 |
| 470 | Humanities | 24 | 288 | 373 | 349 |
| 470 | coal | 5 | 288 | 1273 | 1094 |
| 472 | Enteral nutrition | 6 | 286 | 535 | 515 |
| 472 | Parenteral nutrition | 6 | 286 | 671 | 619 |
| 474 | Sociology | 37 | 284 | 695 | 1450 |
| 474 | Cybernetics | 14 | 284 | 678 | 903 |
| 474 | Computer-Aided Design | 13 | 284 | 478 | 519 |
| 474 | Detectors | 24 | 284 | 421 | 689 |
| 478 | Synaptic Transmission | 5 | 283 | 355 | 247 |
| 479 | Leisure | 16 | 280 | 92 | 140 |
| 480 | Transportation | 20 | 279 | 562 | 888 |
| 480 | Proteome | 14 | 279 | 482 | 792 |
| 482 | Hemophilia | 18 | 278 | 132 | 190 |
| 482 | Insects | 13 | 278 | 665 | 657 |
| 484 | Obstetrics | 18 | 277 | 879 | 1237 |
| 485 | Schizophrenia | 8 | 276 | 627 | 692 |
| 486 | vitamin C | 8 | 274 | 148 | 219 |
| 486 | vitamin E | 8 | 274 | 148 | 219 |
| 488 | Hematopoietic stem cell transplantation | 4 | 271 | 368 | 262 |
| 488 | Genes | 31 | 271 | 181 | 556 |
| 490 | Liquid Crystals | 109 | 270 | 45 | 208 |
| 491 | sanitation | 13 | 269 | 734 | 1376 |
| 491 | Healing | 29 | 269 | 3 | 14 |
| 491 | Enzyme inhibitors | 13 | 269 | 91 | 137 |
| 491 | Reproduction | 14 | 269 | 1051 | 1288 |
| 495 | Granular materials | 3 | 268 | 581 | 222 |
| 496 | Physical Chemistry | 13 | 266 | 1132 | 1368 |
| 497 | wood | 13 | 265 | 175 | 162 |
| 497 | Bones | 4 | 265 | 665 | 559 |
| 499 | Photobiology | 19 | 264 | 346 | 710 |
| 499 | radioactive waste | 4 | 264 | 667 | 677 |
| 499 | industrial waste | 4 | 264 | 694 | 678 |
| 502 | Raman spectroscopy | 7 | 263 | 450 | 344 |
| 503 | Clinical Pharmacology | 15 | 262 | 584 | 769 |
| 503 | Genetic therapy | 11 | 262 | 559 | 809 |
| 503 | Textile industry | 14 | 262 | 162 | 117 |
| 506 | Embryology | 9 | 261 | 890 | 1132 |
| 506 | Adaptive control systems | 10 | 261 | 208 | 156 |
| 508 | Earth Sciences | 6 | 260 | 2400 | 1871 |
| 509 | Ultrasonics | 12 | 259 | 492 | 747 |
| 510 | Soil Science | 8 | 257 | 1190 | 1183 |
| 510 | Neurotoxicology | 8 | 257 | 255 | 302 |
| 512 | Dentistry | 23 | 256 | 165 | 216 |
| 512 | Cytogenetics | 8 | 256 | 925 | 1192 |
| 514 | pottery | 16 | 255 | 417 | 649 |
| 515 | Forest Ecology | 7 | 254 | 684 | 683 |
| 515 | gastrointestinal tract | 6 | 254 | 182 | 255 |
| 517 | Drug design | 10 | 252 | 867 | 1039 |
| 517 | DNA polymerases | 2 | 252 | 538 | 574 |
| 519 | Glass | 15 | 251 | 444 | 656 |
| 520 | Physical organic chemistry | 12 | 250 | 709 | 745 |
| 521 | Psychopharmacology | 17 | 249 | 599 | 1076 |
| 521 | Bioinorganic chemistry | 12 | 249 | 702 | 800 |
| 523 | Chemical analysis | 21 | 247 | 273 | 672 |
| 524 | disease vectors | 9 | 246 | 524 | 571 |
| 525 | economic policy | 38 | 244 | 510 | 972 |
| 525 | Teaching | 15 | 244 | 658 | 762 |
| 527 | Marine Pollution | 8 | 242 | 691 | 837 |
| 527 | sustainability | 14 | 242 | 262 | 674 |
| 527 | infection | 12 | 242 | 774 | 1113 |
| 530 | Earthquake Engineering | 12 | 241 | 641 | 789 |
| 530 | Geriatric Oncology | 4 | 241 | 467 | 349 |
| 532 | Numerical Analysis | 21 | 240 | 865 | 1064 |
| 532 | Optoelectronic devices | 20 | 240 | 179 | 217 |
| 534 | Linguistics | 17 | 239 | 582 | 576 |
| 535 | Gene expression regulation | 17 | 234 | 304 | 691 |
| 535 | Kidney diseases | 10 | 234 | 461 | 566 |
| 537 | Mineralogy | 16 | 233 | 580 | 789 |
| 538 | rehabilitation | 20 | 232 | 717 | 1367 |
| 539 | Library Science | 9 | 231 | 606 | 247 |
| 540 | Investment analysis | 19 | 229 | 98 | 367 |
| 541 | Mental Health | 11 | 228 | 778 | 821 |
| 542 | Infrared spectroscopy | 6 | 226 | 142 | 99 |
| 542 | Health promotion | 10 | 226 | 696 | 802 |
| 544 | Soil biology | 2 | 224 | 1066 | 806 |
| 545 | Environmental Geology | 11 | 221 | 829 | 1097 |
| 546 | Radiation Protection | 14 | 218 | 204 | 146 |
| 546 | Infections | 8 | 218 | 660 | 940 |
| 546 | radiation monitoring | 14 | 218 | 174 | 137 |
| 546 | water resources | 11 | 218 | 115 | 144 |
| 546 | United Kingdom | 6 | 218 | 1115 | 1139 |
| 551 | Edible plants | 4 | 217 | 128 | 88 |
| 551 | Nutrigenomics | 5 | 217 | 47 | 56 |
| 551 | Tropical Medicine | 10 | 217 | 997 | 972 |
| 554 | Growth | 3 | 216 | 1137 | 1044 |
| 555 | Computational Intelligence | 7 | 215 | 582 | 402 |
| 556 | Marine Biotechnology | 6 | 214 | 112 | 124 |
| 556 | Microstructure | 18 | 214 | 161 | 224 |
| 558 | Molecular Pharmacology | 5 | 212 | 618 | 611 |
| 558 | Environmental Law | 2 | 212 | 1351 | 1084 |
| 558 | Emergency Medicine | 15 | 212 | 573 | 671 |
| 558 | Scanning electron microscopy | 16 | 212 | 12 | 29 |
| 562 | Geomorphology | 7 | 209 | 927 | 1041 |
| 562 | sports injuries | 18 | 209 | 115 | 219 |
| 564 | Lipid metabolism | 3 | 208 | 421 | 308 |
| 564 | Cardiovascular system | 13 | 208 | 695 | 1522 |
| 564 | Lipid | 3 | 208 | 422 | 309 |
| 567 | Radiation dosimetry | 10 | 207 | 186 | 103 |
| 568 | Computer Engineering | 3 | 205 | 1033 | 368 |
| 568 | food contamination | 19 | 205 | 199 | 465 |
| 570 | Public Administration | 22 | 204 | 414 | 635 |
| 570 | bioluminescence | 15 | 204 | 50 | 62 |
| 572 | amino acids | 8 | 203 | 247 | 360 |
| 573 | air quality management | 8 | 201 | 208 | 304 |
| 574 | Boundary Value Problems | 8 | 200 | 419 | 354 |
| 574 | civil service | 4 | 200 | 302 | 201 |
| 576 | Family Therapy | 8 | 199 | 396 | 326 |
| 576 | child mental health | 8 | 199 | 226 | 227 |
| 576 | space environment | 13 | 199 | 73 | 108 |
| 579 | Nutrition physiology | 4 | 198 | 633 | 511 |
| 579 | Host-parasite interactions | 3 | 198 | 1213 | 1288 |
| 581 | Molecular Microbiology | 6 | 197 | 594 | 842 |
| 581 | Semiconductor industry | 8 | 197 | 363 | 277 |
| 581 | Breeding | 5 | 197 | 911 | 824 |
| 584 | Orthopedic Surgery | 7 | 195 | 512 | 478 |
| 585 | Structural dynamics | 8 | 194 | 637 | 780 |
| 586 | Methodology | 11 | 193 | 100 | 127 |
| 587 | Ocean Engineering | 9 | 192 | 965 | 1126 |
| 587 | international trade | 9 | 192 | 268 | 337 |
| 589 | Greenhouse gases | 5 | 191 | 244 | 281 |
| 589 | behavioral medicine | 7 | 191 | 773 | 1042 |
| 589 | Fracture mechanics | 8 | 191 | 863 | 872 |
| 589 | Microwaves | 26 | 191 | 474 | 786 |
| 589 | textile fibers | 28 | 191 | 59 | 108 |
| 589 | Biodiversity | 8 | 191 | 1394 | 1593 |
| 595 | Hydrodynamics | 11 | 190 | 265 | 408 |
| 595 | nuclear power | 26 | 190 | 124 | 175 |
| 597 | Neurosurgery | 11 | 189 | 488 | 733 |
| 597 | starch | 8 | 189 | 140 | 161 |
| 599 | Cytokine | 7 | 188 | 192 | 349 |
| 600 | Audiology | 3 | 187 | 727 | 479 |
| 601 | Dynamics | 20 | 186 | 584 | 849 |
| 601 | Autism | 3 | 186 | 677 | 539 |
| 603 | Computer Graphics | 10 | 185 | 948 | 1057 |
| 603 | Nuclear Medicine | 9 | 185 | 558 | 678 |
| 603 | Developmental Neurobiology | 4 | 185 | 440 | 283 |
| 603 | Molecular Spectroscopy | 11 | 185 | 878 | 1109 |
| 607 | Neural circuitry | 10 | 184 | 1049 | 1463 |
| 607 | Korea | 21 | 184 | 57 | 77 |
| 609 | Computer Architecture | 1 | 183 | 943 | 193 |
| 609 | Government agencies | 3 | 183 | 38 | 7 |
| 609 | Development | 5 | 183 | 584 | 638 |
| 612 | histological techniques | 4 | 181 | 597 | 617 |
| 612 | Economic Assistance | 6 | 181 | 429 | 566 |
| 614 | genome | 5 | 180 | 1235 | 1538 |
| 614 | Vaccines | 12 | 180 | 906 | 1381 |
| 616 | Production Engineering | 16 | 178 | 762 | 1095 |
| 616 | Bioremediation | 5 | 178 | 571 | 581 |
| 616 | libraries | 2 | 178 | 941 | 222 |
| 619 | micromechanics | 10 | 177 | 210 | 321 |
| 619 | Structure-activity relationship | 1 | 177 | 878 | 223 |
| 621 | gene therapy | 9 | 176 | 611 | 994 |
| 622 | Pharmacogenetics | 7 | 175 | 607 | 785 |
| 623 | Public Relations | 6 | 174 | 268 | 196 |
| 624 | Differential Equations | 13 | 173 | 398 | 492 |
| 624 | Total Quality Management | 5 | 173 | 319 | 235 |
| 624 | pain management | 9 | 173 | 295 | 378 |
| 627 | Health Policy | 7 | 170 | 1459 | 1533 |
| 627 | Hormones | 6 | 170 | 922 | 1043 |
| 629 | Immunopathology | 6 | 169 | 892 | 1027 |
| 630 | Sonochemistry | 6 | 168 | 337 | 609 |
| 631 | Transplantation | 9 | 167 | 642 | 993 |
| 631 | Thorax | 5 | 167 | 299 | 371 |
| 633 | Bacterial infections | 2 | 165 | 1057 | 913 |
| 633 | Respiration | 7 | 165 | 954 | 1152 |
| 633 | freshwater biology | 10 | 165 | 453 | 622 |
| 633 | recreation | 8 | 165 | 359 | 306 |
| 637 | Oral Medicine | 22 | 164 | 91 | 277 |
| 638 | Telemedicine | 11 | 161 | 95 | 215 |
| 638 | Nanobiotechnology | 7 | 161 | 174 | 443 |
| 638 | Molecular Imaging | 8 | 161 | 377 | 597 |
| 641 | Cognitive Science | 8 | 160 | 822 | 1152 |
| 641 | radiative transfer | 16 | 160 | 186 | 322 |
| 641 | Toxins | 5 | 160 | 617 | 566 |
| 644 | mycoses | 1 | 159 | 1381 | 895 |
| 645 | Chemotherapy | 15 | 158 | 536 | 1085 |
| 646 | Computer Vision | 7 | 157 | 714 | 968 |
| 646 | Nuclear Fusion | 37 | 157 | 150 | 307 |
| 646 | Nonlinear functional analysis | 11 | 157 | 549 | 687 |
| 646 | drug resistance | 3 | 157 | 737 | 561 |
| 646 | Fiber Optics | 4 | 157 | 916 | 675 |
| 651 | Waste management | 10 | 155 | 733 | 879 |
| 651 | Water Purification | 10 | 155 | 578 | 699 |
| 651 | Food preferences | 4 | 155 | 295 | 312 |
| 654 | Physical Therapy | 6 | 153 | 861 | 1001 |
| 655 | Electrophysiology | 4 | 152 | 943 | 669 |
| 656 | Biopharmaceutics | 5 | 151 | 905 | 991 |
| 656 | Infection control | 4 | 151 | 510 | 440 |
| 656 | Flexible electronics | 5 | 151 | 27 | 64 |
| 659 | fusion reactors | 35 | 150 | 112 | 199 |
| 660 | thinking | 4 | 149 | 183 | 156 |
| 660 | Bone diseases | 4 | 149 | 361 | 467 |
| 660 | Creativity | 4 | 149 | 171 | 177 |
| 660 | educational innovations | 5 | 149 | 325 | 315 |
| 664 | Consumer education | 3 | 148 | 305 | 259 |
| 664 | biological monitoring | 5 | 148 | 359 | 392 |
| 664 | packaging | 6 | 148 | 48 | 64 |
| 667 | Virtual reality | 11 | 147 | 115 | 267 |
| 668 | Fluid Mechanics | 8 | 146 | 1074 | 1135 |
| 668 | Coastal zone management | 4 | 146 | 540 | 484 |
| 668 | Virulence | 4 | 146 | 969 | 1342 |
| 668 | Birds | 16 | 146 | 481 | 671 |
| 668 | Australia | 10 | 146 | 950 | 1116 |
| 673 | Fractals | 14 | 145 | 436 | 812 |
| 673 | Marine resources | 3 | 145 | 670 | 474 |
| 673 | Quality of life | 15 | 145 | 506 | 1321 |
| 676 | preventive medicine | 7 | 144 | 777 | 1040 |
| 676 | Solitons | 13 | 144 | 367 | 737 |
| 676 | Chaos | 13 | 144 | 367 | 737 |
| 676 | ecosystem | 8 | 144 | 763 | 1268 |
| 676 | international cooperation | 3 | 144 | 585 | 430 |
| 681 | Biodegradation | 5 | 143 | 522 | 631 |
| 682 | Clinical Immunology | 6 | 142 | 882 | 1033 |
| 682 | Physical fitness | 8 | 142 | 628 | 791 |
| 684 | Asthma | 8 | 141 | 326 | 405 |
| 684 | Latin America | 12 | 141 | 661 | 478 |
| 686 | Malaria | 12 | 140 | 316 | 599 |
| 686 | Longevity | 7 | 140 | 59 | 142 |
| 688 | locomotion | 5 | 139 | 461 | 510 |
| 688 | Ceramic materials | 11 | 139 | 628 | 967 |
| 688 | posture | 5 | 139 | 461 | 510 |
| 688 | rejuvenation | 6 | 139 | 46 | 120 |
| 688 | gait | 5 | 139 | 461 | 510 |
| 688 | walking | 5 | 139 | 461 | 510 |
| 694 | Diplomatic relations | 4 | 138 | 631 | 195 |
| 694 | Agricultural systems | 2 | 138 | 394 | 314 |
| 694 | Catalysts | 3 | 138 | 699 | 457 |
| 694 | Gastrointestinal diseases | 8 | 138 | 367 | 459 |
| 698 | Plant Morphology | 11 | 137 | 216 | 381 |
| 698 | Convergence | 6 | 137 | 22 | 52 |
| 700 | epilepsy | 8 | 135 | 505 | 675 |
| 700 | Transnational corporations | 5 | 135 | 144 | 217 |
| 700 | cross-cultural comparison | 12 | 135 | 141 | 299 |
| 703 | Neuropharmacology | 8 | 133 | 316 | 474 |
| 704 | Production Planning | 5 | 132 | 151 | 238 |
| 704 | environmental indicators | 5 | 132 | 882 | 1174 |
| 704 | Production Control | 5 | 132 | 150 | 237 |
| 707 | Antibacterial agents | 3 | 129 | 679 | 665 |
| 707 | Primary health care | 11 | 129 | 790 | 1245 |
| 707 | International Education | 3 | 129 | 222 | 127 |
| 710 | Geotechnical Engineering | 10 | 128 | 320 | 547 |
| 710 | Dietetics | 4 | 128 | 507 | 404 |
| 712 | biofuels | 4 | 127 | 236 | 454 |
| 712 | carbon monoxide | 5 | 127 | 177 | 336 |
| 714 | Bioethics | 6 | 126 | 589 | 508 |
| 714 | Cross-Cultural Studies | 11 | 126 | 210 | 433 |
| 714 | Ethology | 11 | 126 | 752 | 1491 |
| 714 | Substance Abuse | 9 | 126 | 783 | 1050 |
| 718 | Agricultural Ecology | 1 | 125 | 1905 | 1224 |
| 718 | peptides | 6 | 125 | 613 | 550 |
| 718 | venom | 4 | 125 | 631 | 604 |
| 721 | Geopolitics | 3 | 122 | 262 | 136 |
| 721 | Porous materials | 8 | 122 | 353 | 431 |
| 723 | Safety management | 7 | 120 | 238 | 270 |
| 723 | cardiac catheterization | 7 | 120 | 493 | 510 |
| 723 | alcoholism | 7 | 120 | 895 | 1211 |
| 726 | Planetary Science | 2 | 118 | 654 | 340 |
| 726 | personality | 7 | 118 | 874 | 1308 |
| 726 | Meteorites | 1 | 118 | 1228 | 970 |
| 729 | Clinical Psychology | 4 | 117 | 1208 | 1391 |
| 729 | Histochemistry | 10 | 117 | 546 | 856 |
| 729 | Antenna Arrays | 4 | 117 | 483 | 442 |
| 729 | Biological Systems | 5 | 117 | 550 | 564 |
| 729 | Developmental Immunology | 3 | 117 | 843 | 757 |
| 729 | Computational Complexity | 5 | 117 | 837 | 575 |
| 729 | Bacterial diseases | 3 | 117 | 266 | 252 |
| 736 | Diagnostic microbiology | 4 | 116 | 1123 | 1613 |
| 737 | Archaeology | 7 | 113 | 882 | 891 |
| 737 | Geriatric Psychiatry | 3 | 113 | 1080 | 986 |
| 737 | Nonlinear systems | 6 | 113 | 402 | 399 |
| 737 | Menopause | 4 | 113 | 229 | 210 |
| 741 | Health Services Research | 13 | 112 | 701 | 1364 |
| 741 | Medical Ethics | 6 | 112 | 718 | 679 |
| 741 | Social behavior | 12 | 112 | 500 | 1030 |
| 741 | Growth factors | 2 | 112 | 362 | 442 |
| 745 | Neurons | 1 | 111 | 917 | 1104 |
| 746 | Microbial Genetics | 4 | 110 | 279 | 339 |
| 746 | touch | 6 | 110 | 61 | 88 |
| 746 | phytopathogenic bacteria | 4 | 110 | 212 | 322 |
| 749 | Data Mining | 14 | 108 | 539 | 1590 |
| 749 | Calculus of Variations | 6 | 108 | 325 | 297 |
| 749 | Mechanics | 4 | 108 | 1208 | 843 |
| 752 | Communication in medicine | 3 | 107 | 514 | 432 |
| 752 | data collection | 10 | 107 | 420 | 1140 |
| 754 | Andrology | 3 | 106 | 659 | 567 |
| 754 | Strategic planning | 2 | 106 | 950 | 664 |
| 754 | Imaging systems | 9 | 106 | 349 | 423 |
| 754 | concrete | 8 | 106 | 589 | 1083 |
| 754 | Cell surface receptors | 8 | 106 | 23 | 55 |
| 759 | Music | 9 | 105 | 418 | 467 |
| 759 | voice | 9 | 105 | 195 | 313 |
| 759 | Bacteria | 1 | 105 | 626 | 490 |
| 762 | Cosmology | 20 | 103 | 514 | 859 |
| 762 | Heterocyclic compounds | 5 | 103 | 786 | 569 |
| 764 | Anthropology | 6 | 102 | 1098 | 1077 |
| 764 | Otolaryngology | 6 | 102 | 334 | 429 |
| 764 | Tunneling | 3 | 102 | 321 | 393 |
| 764 | underground construction | 3 | 102 | 321 | 393 |
| 768 | Palliative Care | 4 | 101 | 747 | 660 |
| 768 | Radio waves | 1 | 101 | 1426 | 894 |
| 770 | Mechatronics | 7 | 100 | 537 | 831 |
| 770 | Pharmacokinetics | 5 | 100 | 694 | 921 |
| 770 | Multiphase Flow | 2 | 100 | 455 | 382 |
| 770 | Quantum theory | 13 | 100 | 374 | 727 |
| 774 | Molecular evolution | 3 | 99 | 1548 | 1706 |
| 774 | toxicity testing | 6 | 99 | 441 | 714 |
| 774 | tomography | 6 | 99 | 237 | 264 |
| 774 | Radiation effects | 5 | 99 | 414 | 713 |
| 778 | Cloud Computing | 5 | 97 | 193 | 308 |
| 778 | Crystallography | 11 | 97 | 927 | 947 |
| 780 | Neuroplasticity | 5 | 96 | 284 | 427 |
| 780 | nursing ethics | 5 | 96 | 125 | 211 |
| 780 | Housing | 3 | 96 | 448 | 465 |
| 780 | India | 4 | 96 | 1385 | 663 |
| 784 | Genetic Toxicology | 3 | 95 | 483 | 622 |
| 784 | Hydraulic Engineering | 4 | 95 | 990 | 948 |
| 784 | Mycology | 2 | 95 | 1926 | 1540 |
| 784 | Foodborne diseases | 5 | 95 | 156 | 233 |
| 788 | Human Geography | 4 | 94 | 934 | 832 |
| 788 | Medical Anthropology | 5 | 94 | 918 | 1510 |
| 790 | Engineering Geology | 8 | 93 | 877 | 1389 |
| 790 | Melanoma | 2 | 93 | 275 | 277 |
| 790 | Microbial Biotechnology | 5 | 93 | 703 | 990 |
| 790 | Child welfare | 11 | 93 | 441 | 871 |
| 790 | population geography | 6 | 93 | 234 | 345 |
| 795 | Econometrics | 10 | 91 | 756 | 1068 |
| 795 | Forensic Toxicology | 6 | 91 | 35 | 41 |
| 795 | visualization | 19 | 91 | 520 | 834 |
| 795 | Ultrasound | 6 | 91 | 493 | 716 |
| 799 | Ornithology | 11 | 90 | 497 | 743 |
| 799 | neuronal plasticity | 4 | 90 | 240 | 330 |
| 799 | optical devices | 9 | 90 | 207 | 384 |
| 802 | Political Science | 17 | 89 | 752 | 1139 |
| 802 | Patient education | 3 | 89 | 551 | 678 |
| 802 | Mental Health Services | 6 | 89 | 863 | 1136 |
| 802 | Developmental Disabilities | 3 | 89 | 939 | 1087 |
| 802 | analysis | 1 | 89 | 510 | 367 |
| 802 | counseling | 3 | 89 | 1240 | 1084 |
| 802 | Vision | 3 | 89 | 619 | 681 |
| 802 | Chronic diseases | 2 | 89 | 763 | 802 |
| 810 | Radiation Oncology | 6 | 88 | 231 | 398 |
| 810 | stem cell transplantation | 13 | 88 | 17 | 31 |
| 812 | Wireless Communication | 12 | 87 | 97 | 276 |
| 812 | Interferons | 6 | 87 | 150 | 284 |
| 812 | nuclear magnetic resonance spectroscopy | 1 | 87 | 1151 | 598 |
| 812 | Fungi | 1 | 87 | 1585 | 1152 |
| 812 | plant oils | 2 | 87 | 317 | 175 |
| 817 | Lightweight concrete | 3 | 86 | 390 | 677 |
| 817 | brain mapping | 3 | 86 | 641 | 809 |
| 819 | Human Rights | 2 | 85 | 748 | 401 |
| 819 | Nanophotonics | 9 | 85 | 138 | 388 |
| 819 | disarmament | 2 | 85 | 227 | 130 |
| 819 | peace | 4 | 85 | 390 | 442 |
| 819 | Eastern Europe | 11 | 85 | 362 | 484 |
| 819 | Women's health | 10 | 85 | 557 | 1174 |
| 825 | Industrial Policy | 4 | 84 | 402 | 475 |
| 825 | Roads | 8 | 84 | 463 | 531 |
| 825 | Eurasia | 3 | 84 | 222 | 164 |
| 828 | System design | 3 | 83 | 272 | 242 |
| 829 | Architecture | 3 | 82 | 662 | 327 |
| 829 | Mass Media | 6 | 82 | 676 | 448 |
| 829 | Fertilizers | 1 | 82 | 633 | 390 |
| 829 | synthesis | 8 | 82 | 590 | 729 |
| 833 | Geographic information systems | 5 | 81 | 851 | 882 |
| 833 | bees | 3 | 81 | 393 | 359 |
| 835 | Developmental Genetics | 3 | 80 | 510 | 799 |
| 835 | Pediatric Nursing | 5 | 80 | 247 | 313 |
| 835 | Reproductive toxicology | 2 | 80 | 562 | 524 |
| 838 | Radioisotopes | 7 | 79 | 753 | 912 |
| 839 | Ergonomics | 6 | 78 | 705 | 874 |
| 839 | Computational Biology | 10 | 78 | 1644 | 2980 |
| 839 | Smoking | 4 | 78 | 638 | 873 |
| 842 | Cartography | 9 | 77 | 215 | 293 |
| 842 | calcification | 5 | 77 | 373 | 627 |
| 844 | Community Psychiatry | 3 | 76 | 973 | 1130 |
| 844 | Vaccination | 2 | 76 | 392 | 364 |
| 844 | city planning | 8 | 76 | 962 | 1474 |
| 844 | viral genetics | 1 | 76 | 492 | 631 |
| 848 | Parkinson's disease | 2 | 75 | 290 | 323 |
| 848 | Fashion | 7 | 75 | 49 | 88 |
| 850 | Global Health | 5 | 74 | 789 | 973 |
| 850 | Neuropsychiatry | 6 | 74 | 601 | 991 |
| 850 | Computational Fluid Dynamics | 4 | 74 | 555 | 627 |
| 850 | industrial relations | 3 | 74 | 806 | 669 |
| 850 | supercritical fluids | 2 | 74 | 488 | 511 |
| 850 | Cognition | 5 | 74 | 1262 | 1648 |
| 856 | Immunogenetics | 7 | 73 | 416 | 780 |
| 857 | Bioenergetics | 3 | 72 | 828 | 1036 |
| 857 | Cryptography | 2 | 72 | 838 | 414 |
| 857 | Telecommunications | 3 | 72 | 818 | 648 |
| 857 | Regional Planning | 8 | 72 | 937 | 1419 |
| 857 | Law and Economics | 17 | 72 | 38 | 197 |
| 857 | Coding Theory | 2 | 72 | 440 | 230 |
| 857 | Evolutionary Computation | 1 | 72 | 905 | 685 |
| 857 | Swarm Intelligence | 1 | 72 | 528 | 368 |
| 857 | Mobile Commerce | 7 | 72 | 92 | 100 |
| 857 | Fuzzy systems | 11 | 72 | 756 | 1301 |
| 867 | Cardiovascular Pharmacology | 2 | 71 | 381 | 335 |
| 867 | Remote Sensing | 2 | 71 | 1878 | 1198 |
| 867 | Geodesy | 2 | 71 | 1015 | 776 |
| 867 | Scandinavia | 3 | 71 | 714 | 769 |
| 867 | drug addiction | 4 | 71 | 904 | 1278 |
| 872 | Forecasting | 6 | 70 | 312 | 554 |
| 872 | Outdoor recreation | 2 | 70 | 93 | 82 |
| 872 | human development | 2 | 70 | 946 | 947 |
| 872 | Decision making | 3 | 70 | 1548 | 1519 |
| 876 | hygiene | 2 | 69 | 697 | 592 |
| 877 | Soil Mechanics | 7 | 68 | 769 | 1221 |
| 877 | Food Safety | 8 | 68 | 57 | 211 |
| 877 | Optical Communications | 6 | 68 | 571 | 761 |
| 877 | Sound | 6 | 68 | 694 | 946 |
| 877 | older people | 33 | 68 | 370 | 1257 |
| 877 | immunoassay | 7 | 68 | 66 | 113 |
| 883 | Taste | 2 | 67 | 367 | 314 |
| 883 | smell | 2 | 67 | 367 | 314 |
| 883 | Auditing | 4 | 67 | 306 | 424 |
| 886 | Dental Public Health | 2 | 66 | 173 | 139 |
| 886 | Capital market | 4 | 66 | 295 | 520 |
| 888 | Statistical Mechanics | 3 | 65 | 1154 | 756 |
| 888 | innovation | 2 | 65 | 753 | 854 |
| 888 | Southern states | 1 | 65 | 559 | 197 |
| 891 | Environmental Geochemistry | 3 | 64 | 506 | 636 |
| 891 | Finite Element Method | 1 | 64 | 532 | 296 |
| 891 | X-ray crystallography | 2 | 64 | 733 | 539 |
| 891 | Social interaction | 1 | 64 | 566 | 377 |
| 891 | rare diseases | 2 | 64 | 825 | 810 |
| 891 | public works | 1 | 64 | 355 | 146 |
| 891 | planning | 3 | 64 | 719 | 710 |
| 891 | Minerals | 3 | 64 | 781 | 914 |
| 899 | Materials Engineering | 4 | 63 | 634 | 594 |
| 900 | Philosophy | 23 | 62 | 634 | 820 |
| 900 | Water Microbiology | 4 | 62 | 351 | 615 |
| 900 | language | 3 | 62 | 816 | 956 |
| 903 | Nondestructive testing | 2 | 61 | 878 | 691 |
| 903 | Coronary heart disease | 10 | 61 | 45 | 149 |
| 905 | Obstetric Nursing | 2 | 60 | 269 | 238 |
| 905 | Investments | 5 | 60 | 340 | 479 |
| 907 | Water quality | 3 | 59 | 176 | 255 |
| 907 | Portfolio Management | 4 | 59 | 241 | 241 |
| 907 | Water chemistry | 3 | 59 | 293 | 368 |
| 907 | Psychiatric Epidemiology | 2 | 59 | 631 | 793 |
| 907 | Recycling | 2 | 59 | 746 | 1188 |
| 907 | Population Dynamics | 5 | 59 | 100 | 231 |
| 913 | Occupational Therapy | 5 | 58 | 757 | 767 |
| 914 | Labor Economics | 2 | 57 | 613 | 525 |
| 915 | Geology | 5 | 56 | 2420 | 2957 |
| 915 | Green Technology | 2 | 56 | 577 | 499 |
| 915 | Child psychology | 2 | 56 | 1654 | 1780 |
| 915 | Chromosomes | 2 | 56 | 1194 | 1319 |
| 915 | administrative agencies | 3 | 56 | 264 | 285 |
| 915 | educational planning | 2 | 56 | 500 | 511 |
| 915 | world | 3 | 56 | 689 | 1198 |
| 915 | Economic planning | 2 | 56 | 612 | 621 |
| 923 | Particle Physics | 12 | 55 | 338 | 682 |
| 923 | Biogeochemistry | 1 | 55 | 1680 | 1582 |
| 923 | Muscle contraction | 3 | 55 | 318 | 151 |
| 926 | Sites | 1 | 54 | 872 | 806 |
| 926 | weather | 2 | 54 | 715 | 802 |
| 926 | Pancreatic diseases | 4 | 54 | 286 | 434 |
| 929 | Photography | 10 | 53 | 1458 | 1002 |
| 929 | Comparative Education | 1 | 53 | 513 | 200 |
| 929 | industrial hygiene | 5 | 53 | 840 | 974 |
| 929 | Plant breeding | 3 | 53 | 858 | 1038 |
| 929 | biological evolution | 7 | 53 | 1376 | 2781 |
| 934 | Computational Linguistics | 2 | 52 | 753 | 422 |
| 934 | Metabolic syndrome | 3 | 52 | 207 | 356 |
| 934 | Ferroelectricity | 4 | 52 | 947 | 914 |
| 934 | Elderly | 31 | 52 | 304 | 918 |
| 934 | Africa | 11 | 52 | 739 | 1416 |
| 934 | Radio frequency | 4 | 52 | 478 | 647 |
| 940 | Palynology | 3 | 51 | 249 | 269 |
| 940 | cosmic rays | 2 | 51 | 585 | 501 |
| 940 | Forest Management | 1 | 51 | 1544 | 1351 |
| 940 | Probiotics | 2 | 51 | 202 | 283 |
| 940 | insurance | 4 | 51 | 304 | 402 |
| 940 | Interactive multimedia | 7 | 51 | 353 | 818 |
| 940 | biochemical markers | 8 | 51 | 419 | 1100 |
| 947 | occupational diseases | 5 | 50 | 602 | 1290 |
| 947 | Quantum Optics | 6 | 50 | 633 | 938 |
| 947 | Electromagnetic waves | 5 | 50 | 205 | 332 |
| 947 | Atomic spectroscopy | 6 | 50 | 844 | 1276 |
| 947 | Cerebellum | 2 | 50 | 355 | 420 |
| 947 | Laser Spectroscopy | 6 | 50 | 594 | 906 |
| 947 | Cerebellar ataxia | 2 | 50 | 355 | 420 |
| 954 | Inorganic Chemistry | 4 | 49 | 51 | 209 |
| 954 | Plasma chemistry | 1 | 49 | 715 | 500 |
| 954 | Energy Consumption | 4 | 49 | 296 | 682 |
| 954 | Freeze-Drying | 4 | 49 | 283 | 526 |
| 954 | Hypothermia | 4 | 49 | 283 | 526 |
| 954 | blood transfusion | 1 | 49 | 1159 | 838 |
| 954 | Freeze Drying | 4 | 49 | 283 | 526 |
| 954 | ethanol | 2 | 49 | 622 | 637 |
| 962 | Applied Mathematics | 9 | 48 | 438 | 546 |
| 962 | Retina | 1 | 48 | 296 | 466 |
| 962 | Air Conditioning | 6 | 48 | 99 | 196 |
| 962 | Social policy | 5 | 48 | 779 | 1059 |
| 962 | eye | 1 | 48 | 354 | 508 |
| 962 | cosmetics | 4 | 48 | 136 | 264 |
| 968 | Actuarial Science | 3 | 47 | 251 | 310 |
| 968 | Genetic Research | 2 | 47 | 196 | 246 |
| 968 | Land use | 4 | 47 | 976 | 1647 |
| 968 | Globalization | 5 | 47 | 378 | 758 |
| 968 | allied health | 1 | 47 | 519 | 370 |
| 973 | Conservation Biology | 1 | 46 | 1833 | 1643 |
| 973 | local government | 3 | 46 | 335 | 443 |
| 973 | Radio wave propagation | 8 | 46 | 512 | 897 |
| 973 | Environmental forensics | 3 | 46 | 56 | 74 |
| 973 | health services | 5 | 46 | 783 | 1364 |
| 978 | Demography | 2 | 45 | 880 | 953 |
| 978 | Educational Psychology | 5 | 45 | 1046 | 1556 |
| 978 | Entropy | 7 | 45 | 674 | 1222 |
| 978 | Ubiquitous computing | 6 | 45 | 97 | 183 |
| 978 | Molecules | 6 | 45 | 1055 | 1459 |
| 978 | foreign exchange | 2 | 45 | 422 | 550 |
| 978 | Familial diseases | 1 | 45 | 393 | 292 |
| 985 | Evolutionary economics | 3 | 44 | 145 | 225 |
| 985 | Business Ethics | 3 | 44 | 917 | 1475 |
| 985 | Steroids | 3 | 44 | 978 | 1356 |
| 985 | Soil ecology | 3 | 44 | 758 | 1208 |
| 989 | Nephrology | 1 | 43 | 892 | 940 |
| 989 | Occupational Health | 5 | 43 | 802 | 1232 |
| 989 | Power Electronics | 4 | 43 | 981 | 1477 |
| 989 | Mountains | 2 | 43 | 514 | 409 |
| 989 | Cerebral cortex | 2 | 43 | 1034 | 1302 |
| 994 | Drug targeting | 2 | 42 | 416 | 674 |
| 994 | Hospitals | 3 | 42 | 606 | 884 |
| 994 | Fluorescence | 3 | 42 | 427 | 510 |
| 997 | Ecological Engineering | 1 | 41 | 1150 | 1244 |
| 997 | Biodiversity conservation | 3 | 41 | 1688 | 2557 |
| 997 | Algae | 1 | 41 | 1137 | 1000 |
| 997 | Seaweed | 1 | 41 | 893 | 861 |