| 1 | Biochemistry | 304 | 7.4K | 934 | 1078 |
| 2 | Chemistry | 287 | 6.2K | 1108 | 1410 |
| 3 | Biotechnology | 223 | 5.6K | 453 | 754 |
| 4 | Chemical Engineering | 100 | 4.6K | 818 | 719 |
| 5 | Physics | 215 | 4.1K | 1180 | 1750 |
| 6 | Medicine | 107 | 4.1K | 1532 | 1382 |
| 7 | Colloids | 70 | 4.1K | 781 | 557 |
| 8 | Energy Policy | 57 | 3.8K | 389 | 300 |
| 9 | Microbiology | 134 | 3.8K | 840 | 1062 |
| 10 | Food | 123 | 3.7K | 219 | 293 |
| 11 | Ecology | 140 | 3.5K | 800 | 1161 |
| 12 | Biochemical Engineering | 90 | 3.5K | 454 | 662 |
| 13 | Science | 118 | 3.3K | 1422 | 1867 |
| 14 | Mathematics | 476 | 3.3K | 356 | 666 |
| 15 | Molecular Biology | 156 | 3.2K | 1058 | 1446 |
| 16 | Pollution | 93 | 3.1K | 855 | 1080 |
| 17 | Environment | 43 | 3.0K | 1191 | 1091 |
| 18 | Environmental Health | 89 | 3.0K | 792 | 889 |
| 19 | food technology | 92 | 3.0K | 256 | 269 |
| 20 | Materials | 138 | 3.0K | 982 | 1169 |
| 21 | Toxicology | 88 | 2.8K | 706 | 724 |
| 22 | Earth Sciences | 248 | 2.8K | 107 | 449 |
| 23 | Polymers | 121 | 2.7K | 710 | 780 |
| 24 | Economics | 103 | 2.7K | 654 | 589 |
| 25 | environmental pollution | 90 | 2.6K | 629 | 836 |
| 26 | environmental protection | 73 | 2.5K | 434 | 499 |
| 27 | Composite Materials | 83 | 2.5K | 392 | 520 |
| 28 | Solid State Physics | 149 | 2.5K | 599 | 733 |
| 29 | Bioengineering | 86 | 2.4K | 619 | 891 |
| 30 | polymerization | 96 | 2.3K | 674 | 715 |
| 31 | Surface Chemistry | 50 | 2.3K | 982 | 785 |
| 32 | energy resources | 10 | 2.2K | 676 | 247 |
| 33 | Biomedical Engineering | 104 | 2.1K | 704 | 946 |
| 34 | computer networks | 73 | 2.1K | 284 | 292 |
| 35 | Environmental Management | 24 | 2.1K | 937 | 543 |
| 36 | Research | 85 | 2.1K | 1530 | 1604 |
| 37 | Renewable Energy Sources | 42 | 2.1K | 493 | 684 |
| 38 | Nutrition | 65 | 2.1K | 750 | 782 |
| 39 | Biophysics | 91 | 2.1K | 1021 | 1188 |
| 40 | Biology | 52 | 2.0K | 2013 | 2178 |
| 41 | Solid State Chemistry | 103 | 2.0K | 254 | 309 |
| 42 | Artificial Intelligence | 119 | 2.0K | 345 | 674 |
| 43 | Environmental monitoring | 60 | 1.9K | 636 | 851 |
| 44 | Multimedia Systems | 136 | 1.8K | 49 | 122 |
| 45 | Food additives | 24 | 1.8K | 235 | 150 |
| 46 | Cellulose | 24 | 1.8K | 86 | 51 |
| 47 | hydrocolloids | 23 | 1.8K | 137 | 128 |
| 48 | Electrochemistry | 102 | 1.7K | 709 | 829 |
| 49 | Environmental Policy | 27 | 1.7K | 941 | 735 |
| 50 | Sports Medicine | 76 | 1.7K | 350 | 437 |
| 51 | Bioremediation | 99 | 1.7K | 1 | 17 |
| 52 | Environmental Toxicology | 40 | 1.7K | 435 | 432 |
| 53 | Lipids | 56 | 1.7K | 130 | 218 |
| 54 | Physiology | 72 | 1.6K | 756 | 949 |
| 55 | Biomass Energy | 68 | 1.6K | 272 | 599 |
| 56 | Plant physiology | 63 | 1.6K | 328 | 560 |
| 57 | Knowledge management | 71 | 1.5K | 1 | 2 |
| 58 | Environmental pollutants | 34 | 1.5K | 448 | 366 |
| 59 | Organizational learning | 71 | 1.5K | 1 | 7 |
| 60 | Business | 53 | 1.5K | 348 | 612 |
| 61 | Telecommunication Systems | 43 | 1.5K | 196 | 98 |
| 62 | Signal Processing | 92 | 1.5K | 342 | 603 |
| 63 | Computer Science | 57 | 1.4K | 178 | 137 |
| 64 | commerce | 49 | 1.4K | 132 | 277 |
| 65 | Environmental Engineering | 71 | 1.4K | 524 | 888 |
| 66 | Automation | 53 | 1.4K | 411 | 581 |
| 67 | Manufacturing Processes | 86 | 1.4K | 253 | 432 |
| 68 | Luminescence | 50 | 1.3K | 120 | 58 |
| 69 | clay | 23 | 1.3K | 141 | 98 |
| 70 | Systems Engineering | 46 | 1.2K | 339 | 366 |
| 71 | Optical materials | 57 | 1.2K | 503 | 795 |
| 72 | International Finance | 37 | 1.2K | 312 | 287 |
| 73 | Economic History | 62 | 1.2K | 544 | 560 |
| 74 | Wireless Communication Systems | 53 | 1.2K | 448 | 508 |
| 75 | Engineering | 67 | 1.1K | 696 | 802 |
| 76 | Mechanical Engineering | 67 | 1.1K | 365 | 366 |
| 77 | finance | 51 | 1.1K | 430 | 484 |
| 78 | Pharmacology | 36 | 1.1K | 1445 | 1415 |
| 79 | Control Theory | 73 | 1.1K | 224 | 337 |
| 80 | Geology | 68 | 1.1K | 627 | 791 |
| 81 | pollutants | 20 | 1.1K | 554 | 404 |
| 82 | Production Engineering | 81 | 1.1K | 196 | 311 |
| 83 | environmental exposure | 20 | 1.1K | 555 | 375 |
| 84 | Biodegradation | 15 | 1.1K | 132 | 51 |
| 85 | management | 53 | 1.1K | 728 | 1123 |
| 86 | Semiconductors | 41 | 1.0K | 407 | 276 |
| 87 | Image Processing | 54 | 1.0K | 379 | 622 |
| 88 | Africa | 90 | 1.0K | 72 | 117 |
| 89 | Natural history | 3 | 1.0K | 2758 | 1775 |
| 90 | Chronobiology | 60 | 1.0K | 10 | 38 |
| 90 | biological clocks | 60 | 1.0K | 10 | 38 |
| 90 | circadian rhythm | 60 | 1.0K | 10 | 38 |
| 90 | biological rhythms | 60 | 1.0K | 8 | 37 |
| 94 | Catalysis | 55 | 1.0K | 982 | 1374 |
| 95 | Water pollution | 33 | 1.0K | 744 | 882 |
| 96 | Public Health | 21 | 996 | 1757 | 1311 |
| 97 | Materials Science | 60 | 967 | 1020 | 1445 |
| 98 | Surgery | 2 | 962 | 1321 | 549 |
| 99 | Neural circuitry | 46 | 958 | 269 | 499 |
| 100 | Exercise | 42 | 947 | 212 | 250 |
| 101 | Electrical Engineering | 55 | 911 | 681 | 581 |
| 102 | Spectrum analysis | 38 | 902 | 1299 | 1355 |
| 103 | Medical genetics | 21 | 900 | 812 | 856 |
| 104 | dietary supplements | 8 | 882 | 397 | 102 |
| 105 | Nanotechnology | 44 | 846 | 1362 | 1770 |
| 106 | Electronics | 33 | 839 | 1001 | 895 |
| 107 | Sports | 34 | 837 | 547 | 572 |
| 108 | Environmental Geology | 25 | 829 | 379 | 364 |
| 109 | Nanostructures | 37 | 811 | 349 | 637 |
| 110 | Fracture mechanics | 32 | 810 | 358 | 348 |
| 111 | Botany | 34 | 801 | 1189 | 1368 |
| 112 | Geophysics | 20 | 791 | 1294 | 1132 |
| 113 | Nuclear Engineering | 3 | 789 | 1341 | 251 |
| 113 | Nuclear Energy | 3 | 789 | 929 | 151 |
| 115 | Ultrasonics | 13 | 784 | 477 | 316 |
| 116 | Middle East | 54 | 780 | 62 | 74 |
| 117 | Optics | 42 | 773 | 1266 | 1166 |
| 118 | Operations Research | 47 | 762 | 469 | 711 |
| 119 | Genetics | 21 | 754 | 1178 | 1283 |
| 119 | food industry | 32 | 754 | 53 | 42 |
| 121 | Solar Energy | 19 | 748 | 540 | 553 |
| 121 | Technology | 34 | 748 | 1050 | 1071 |
| 123 | Bacteriology | 10 | 744 | 889 | 715 |
| 124 | Power Electronics | 11 | 735 | 559 | 402 |
| 125 | cycles | 44 | 715 | 1 | 3 |
| 126 | Food Microbiology | 7 | 712 | 694 | 434 |
| 127 | System analysis | 54 | 699 | 360 | 658 |
| 128 | Marine Biology | 24 | 684 | 889 | 891 |
| 129 | Organometallic chemistry | 80 | 683 | 131 | 433 |
| 130 | Water | 12 | 680 | 1175 | 1080 |
| 131 | sustainability | 86 | 678 | 8 | 290 |
| 132 | Europe | 35 | 672 | 782 | 808 |
| 133 | Microstructure | 26 | 665 | 106 | 53 |
| 134 | Human genetics | 14 | 647 | 782 | 1183 |
| 135 | mathematical analysis | 79 | 643 | 387 | 635 |
| 136 | Corporate governance | 35 | 640 | 12 | 89 |
| 137 | Sonochemistry | 9 | 632 | 262 | 200 |
| 138 | United States | 24 | 627 | 1620 | 1468 |
| 139 | Agricultural Chemistry | 22 | 624 | 684 | 778 |
| 140 | Plant Ecology | 21 | 600 | 616 | 744 |
| 140 | lasers | 27 | 600 | 629 | 559 |
| 142 | Signal Transduction | 7 | 598 | 829 | 626 |
| 142 | China | 25 | 598 | 829 | 735 |
| 144 | Corporate Social Responsibility | 6 | 597 | 111 | 58 |
| 144 | environmental auditing | 6 | 597 | 117 | 58 |
| 146 | Fuzzy systems | 40 | 594 | 176 | 237 |
| 147 | Tribology | 34 | 586 | 195 | 317 |
| 148 | Plastics | 21 | 575 | 522 | 441 |
| 149 | Human-Computer Interaction | 22 | 572 | 372 | 448 |
| 150 | econometric models | 2 | 571 | 830 | 100 |
| 151 | Building Materials | 11 | 556 | 935 | 886 |
| 152 | Sensor Networks | 3 | 545 | 263 | 31 |
| 153 | Microbial Ecology | 13 | 535 | 979 | 1090 |
| 153 | complementary therapies | 10 | 535 | 737 | 385 |
| 155 | Alternative Medicine | 9 | 529 | 721 | 384 |
| 156 | Sustainable Engineering | 27 | 526 | 382 | 693 |
| 157 | Ocean Engineering | 15 | 524 | 747 | 658 |
| 158 | Molecular Spectroscopy | 20 | 523 | 621 | 550 |
| 158 | Mineral resources | 7 | 523 | 297 | 151 |
| 160 | Analytical Chemistry | 15 | 519 | 1997 | 1836 |
| 161 | Transnational corporations | 14 | 517 | 47 | 47 |
| 162 | Geodynamics | 5 | 516 | 666 | 394 |
| 163 | Information Science | 30 | 515 | 613 | 1005 |
| 164 | Information Technology | 49 | 513 | 297 | 867 |
| 165 | Nanostructured Materials | 18 | 505 | 1327 | 1412 |
| 166 | Developing countries | 18 | 504 | 785 | 757 |
| 167 | Bioorganic chemistry | 20 | 503 | 1093 | 1187 |
| 168 | Telecommunication | 29 | 501 | 774 | 981 |
| 169 | Integrated Circuits | 32 | 495 | 109 | 49 |
| 170 | Cytology | 17 | 490 | 1564 | 1758 |
| 170 | Investment analysis | 7 | 490 | 537 | 196 |
| 172 | Robotics | 23 | 478 | 538 | 630 |
| 173 | Industrial Microbiology | 24 | 475 | 503 | 886 |
| 174 | Meteorology | 18 | 473 | 798 | 1003 |
| 175 | Structural Engineering | 17 | 471 | 661 | 618 |
| 175 | Physical fitness | 21 | 471 | 261 | 381 |
| 177 | Electrochemical Analysis | 11 | 463 | 838 | 580 |
| 177 | Molecular structure | 27 | 463 | 691 | 851 |
| 179 | Numerical Analysis | 35 | 456 | 614 | 736 |
| 180 | Economic Development | 13 | 455 | 644 | 693 |
| 181 | Heat Exchangers | 11 | 452 | 624 | 594 |
| 182 | Surface-Active Agents | 13 | 435 | 377 | 458 |
| 182 | Surface properties | 13 | 435 | 417 | 510 |
| 184 | Pharmaceutical Chemistry | 17 | 424 | 1501 | 1582 |
| 185 | Biocompatible Materials | 14 | 422 | 1674 | 1914 |
| 186 | Biodiversity | 21 | 421 | 683 | 922 |
| 187 | Marine Pollution | 14 | 415 | 465 | 567 |
| 188 | mass transfer | 13 | 414 | 832 | 809 |
| 189 | nanoscience | 20 | 413 | 1127 | 1472 |
| 190 | Social Change | 5 | 407 | 766 | 609 |
| 191 | Safety management | 30 | 406 | 24 | 59 |
| 192 | Latin America | 13 | 405 | 537 | 180 |
| 193 | Data Mining | 20 | 401 | 395 | 642 |
| 194 | Genetic engineering | 27 | 397 | 555 | 948 |
| 195 | Ecological Engineering | 8 | 392 | 294 | 261 |
| 196 | Paleoclimatology | 7 | 387 | 704 | 548 |
| 197 | Detectors | 11 | 376 | 744 | 541 |
| 198 | Adaptive control systems | 20 | 372 | 109 | 117 |
| 199 | Organic Chemistry | 29 | 367 | 1110 | 1453 |
| 200 | Paleoecology | 7 | 366 | 690 | 523 |
| 201 | Photochemistry | 7 | 364 | 1090 | 729 |
| 201 | Paleogeography | 6 | 364 | 668 | 479 |
| 201 | Photobiology | 7 | 364 | 853 | 533 |
| 204 | Mathematical Physics | 40 | 361 | 831 | 1130 |
| 204 | actuators | 14 | 361 | 998 | 1165 |
| 204 | transducers | 14 | 361 | 998 | 1165 |
| 207 | ecosystem | 9 | 358 | 685 | 744 |
| 208 | Clinical Chemistry | 19 | 350 | 944 | 1280 |
| 209 | Quality Control | 10 | 349 | 770 | 710 |
| 209 | Social Networks | 15 | 349 | 45 | 100 |
| 209 | Online social networks | 15 | 349 | 39 | 56 |
| 212 | Climatology | 9 | 348 | 928 | 867 |
| 213 | Measurement | 15 | 347 | 485 | 496 |
| 214 | Computer Engineering | 17 | 345 | 201 | 214 |
| 214 | Sustainable Development | 22 | 345 | 486 | 1003 |
| 214 | Communication | 14 | 345 | 907 | 936 |
| 217 | Magnetic Materials | 16 | 337 | 635 | 721 |
| 218 | India | 28 | 332 | 202 | 164 |
| 219 | Immunology | 13 | 329 | 1321 | 1506 |
| 220 | toxicity testing | 12 | 328 | 150 | 189 |
| 221 | Psychophysiology | 12 | 327 | 1311 | 1430 |
| 222 | Nanoparticles | 24 | 322 | 544 | 971 |
| 223 | Neurophysiology | 15 | 321 | 1188 | 1430 |
| 224 | Statistical physics | 16 | 319 | 1577 | 1607 |
| 225 | Engineering Mathematics | 19 | 317 | 619 | 681 |
| 226 | Development | 3 | 314 | 755 | 432 |
| 227 | Plant genetic engineering | 6 | 310 | 549 | 483 |
| 227 | enzymes | 18 | 310 | 525 | 756 |
| 229 | Environmental Chemistry | 21 | 302 | 580 | 1276 |
| 230 | vibration | 11 | 299 | 553 | 565 |
| 230 | Behavior | 12 | 299 | 1471 | 1821 |
| 232 | probabilities | 35 | 298 | 345 | 467 |
| 232 | Metals | 17 | 298 | 816 | 997 |
| 234 | Economic Assistance | 2 | 295 | 820 | 419 |
| 235 | world | 1 | 294 | 1117 | 478 |
| 236 | Circadian rhythms | 16 | 293 | 54 | 135 |
| 237 | Quantum electronics | 23 | 290 | 501 | 656 |
| 237 | Optoelectronic devices | 23 | 290 | 171 | 202 |
| 239 | Industrial Engineering | 15 | 287 | 709 | 915 |
| 240 | Cell Biology | 11 | 286 | 1758 | 2069 |
| 241 | economic policy | 18 | 284 | 911 | 865 |
| 242 | Waste management | 15 | 282 | 475 | 549 |
| 243 | Food Preservation | 18 | 276 | 165 | 201 |
| 243 | Metallography | 6 | 276 | 532 | 370 |
| 245 | radioactive waste | 5 | 272 | 577 | 655 |
| 245 | industrial waste | 5 | 272 | 601 | 657 |
| 245 | Hazardous waste | 5 | 272 | 703 | 709 |
| 248 | Dynamics | 22 | 271 | 476 | 616 |
| 249 | Computational Biology | 23 | 270 | 740 | 1257 |
| 250 | Microbial Biotechnology | 14 | 269 | 244 | 450 |
| 250 | Mechanics | 19 | 269 | 410 | 510 |
| 252 | Functional Analysis | 22 | 264 | 445 | 591 |
| 252 | Molecular cloning | 21 | 264 | 373 | 719 |
| 252 | Genetic recombination | 21 | 264 | 361 | 711 |
| 252 | human behavior | 10 | 264 | 1247 | 1692 |
| 252 | Recombinant DNA | 21 | 264 | 415 | 761 |
| 257 | Calorimetry | 21 | 262 | 281 | 442 |
| 257 | Thermal analysis | 21 | 262 | 281 | 442 |
| 259 | Intelligent Control Systems | 24 | 260 | 184 | 268 |
| 260 | Neurochemistry | 6 | 256 | 1483 | 1289 |
| 261 | Environmental Microbiology | 6 | 255 | 876 | 962 |
| 261 | soil microbiology | 6 | 255 | 961 | 1098 |
| 263 | Earthquake Engineering | 6 | 253 | 946 | 790 |
| 264 | Entrepreneurship | 9 | 252 | 481 | 751 |
| 265 | Algebra | 29 | 249 | 448 | 451 |
| 266 | Mobile Computing | 10 | 247 | 533 | 536 |
| 266 | Green Chemistry | 8 | 247 | 1064 | 1266 |
| 268 | energy conservation | 16 | 243 | 767 | 1485 |
| 269 | Transportation | 8 | 240 | 958 | 908 |
| 269 | Investments | 17 | 240 | 67 | 113 |
| 271 | plant molecular biology | 6 | 239 | 959 | 1097 |
| 272 | Methodology | 7 | 237 | 239 | 104 |
| 273 | Plant Genetics | 4 | 231 | 548 | 523 |
| 273 | Bioinformatics | 17 | 231 | 752 | 1128 |
| 275 | Computer Graphics | 16 | 229 | 684 | 904 |
| 276 | Proteomics | 3 | 228 | 952 | 676 |
| 277 | Mechatronics | 8 | 226 | 485 | 494 |
| 277 | Chemical industry | 8 | 226 | 743 | 546 |
| 279 | Tropical Medicine | 16 | 224 | 619 | 804 |
| 280 | Geography | 6 | 221 | 1389 | 1173 |
| 280 | Geochemistry | 11 | 221 | 1008 | 1194 |
| 280 | Adhesion | 5 | 221 | 499 | 264 |
| 280 | adhesives | 5 | 221 | 533 | 268 |
| 284 | Radiation effects | 7 | 218 | 321 | 402 |
| 285 | Cybernetics | 9 | 217 | 891 | 1000 |
| 286 | Water quality management | 15 | 215 | 674 | 899 |
| 287 | Capital market | 8 | 214 | 178 | 235 |
| 288 | Genomics | 9 | 213 | 1549 | 1722 |
| 289 | Plant Morphology | 6 | 212 | 377 | 256 |
| 290 | machinery | 17 | 211 | 213 | 344 |
| 291 | food handling | 6 | 208 | 539 | 607 |
| 291 | Asia | 17 | 208 | 989 | 1197 |
| 291 | pigments | 7 | 208 | 517 | 470 |
| 294 | Invertebrates | 9 | 207 | 260 | 275 |
| 295 | Electrophoresis | 8 | 204 | 947 | 945 |
| 296 | Stochastic Processes | 9 | 203 | 460 | 361 |
| 297 | Structural design | 5 | 200 | 615 | 465 |
| 298 | Systems Analysis | 19 | 196 | 301 | 582 |
| 299 | Health | 13 | 194 | 885 | 1157 |
| 300 | optical devices | 3 | 190 | 494 | 208 |
| 301 | Serology | 6 | 188 | 266 | 242 |
| 302 | Chromatographic analysis | 7 | 187 | 1168 | 961 |
| 303 | Chromatography | 6 | 186 | 1092 | 880 |
| 304 | Dermatology | 9 | 185 | 862 | 881 |
| 305 | Pathology | 9 | 184 | 988 | 1189 |
| 305 | Industry | 1 | 184 | 433 | 232 |
| 305 | Plants | 12 | 184 | 965 | 1365 |
| 308 | Social Sciences | 11 | 183 | 1779 | 1675 |
| 309 | digital preservation | 6 | 182 | 18 | 22 |
| 310 | synthesis | 19 | 181 | 247 | 428 |
| 311 | Structural dynamics | 3 | 180 | 929 | 762 |
| 311 | Edible plants | 5 | 180 | 104 | 118 |
| 313 | Metallurgy | 18 | 179 | 858 | 1257 |
| 314 | Telecommunications | 11 | 178 | 253 | 284 |
| 315 | Statistics | 45 | 177 | 652 | 1257 |
| 315 | silicon | 8 | 177 | 137 | 89 |
| 317 | Software Engineering | 31 | 176 | 187 | 608 |
| 318 | aromatic plants | 15 | 172 | 42 | 47 |
| 319 | Histology | 9 | 171 | 993 | 1215 |
| 319 | Pharmacognosy | 6 | 171 | 1277 | 1422 |
| 319 | Drying | 8 | 171 | 176 | 216 |
| 319 | Solitons | 5 | 171 | 935 | 728 |
| 319 | Fractals | 5 | 171 | 939 | 733 |
| 319 | Chaos | 5 | 171 | 935 | 728 |
| 325 | Organometallic compounds | 22 | 169 | 416 | 830 |
| 326 | Sleep Disorders | 13 | 168 | 619 | 880 |
| 326 | Social Entrepreneurship | 6 | 168 | 26 | 46 |
| 326 | Sleep | 14 | 168 | 599 | 885 |
| 329 | biological factors | 13 | 167 | 846 | 1240 |
| 330 | Medicinal plants | 7 | 166 | 835 | 1137 |
| 331 | Extreme environments | 5 | 162 | 128 | 175 |
| 332 | Decision Support Systems | 14 | 161 | 19 | 55 |
| 332 | Radiation | 6 | 161 | 1478 | 1194 |
| 334 | Educational Technology | 7 | 157 | 1041 | 1123 |
| 334 | Evolutionary Computation | 6 | 157 | 250 | 461 |
| 336 | Hydrogeology | 7 | 156 | 373 | 413 |
| 336 | Marine Ecology | 8 | 156 | 455 | 467 |
| 336 | Cytogenetics | 2 | 156 | 1299 | 1027 |
| 339 | Sedimentary rocks | 18 | 154 | 137 | 453 |
| 339 | Plant diseases | 12 | 154 | 935 | 1219 |
| 341 | Ultrasonic Imaging | 4 | 152 | 436 | 332 |
| 341 | Ultrasound | 4 | 152 | 596 | 491 |
| 343 | Swarm Intelligence | 4 | 151 | 204 | 223 |
| 343 | plant communities | 4 | 151 | 860 | 938 |
| 345 | Epidemiology | 24 | 150 | 1078 | 2079 |
| 346 | Islam | 9 | 149 | 160 | 134 |
| 347 | Computational Intelligence | 6 | 147 | 372 | 360 |
| 348 | Water Purification | 8 | 144 | 633 | 685 |
| 349 | Biogeography | 2 | 143 | 1066 | 907 |
| 349 | Computer-Aided Design | 9 | 143 | 632 | 791 |
| 349 | Microbial Metabolism | 3 | 143 | 154 | 161 |
| 352 | Ethics | 5 | 142 | 693 | 482 |
| 352 | Human Rights | 5 | 142 | 391 | 276 |
| 352 | Parasitology | 16 | 142 | 953 | 1472 |
| 355 | Virology | 8 | 141 | 1430 | 1978 |
| 355 | Business Ethics | 1 | 141 | 1552 | 1126 |
| 355 | Mycology | 10 | 141 | 794 | 1133 |
| 358 | Petroleum Engineering | 6 | 140 | 436 | 466 |
| 358 | Aquaculture | 5 | 140 | 1049 | 989 |
| 360 | Cognitive Science | 7 | 139 | 983 | 1251 |
| 360 | Diet | 9 | 139 | 990 | 1646 |
| 362 | Condensed Matter | 8 | 137 | 1854 | 1947 |
| 362 | rehabilitation | 12 | 137 | 952 | 1463 |
| 364 | atmosphere | 8 | 136 | 381 | 611 |
| 365 | Paleontology | 7 | 134 | 826 | 829 |
| 365 | Bioinorganic chemistry | 9 | 134 | 825 | 1068 |
| 365 | energy development | 9 | 134 | 335 | 735 |
| 368 | Soil Science | 12 | 133 | 883 | 1469 |
| 369 | Endocrinology | 3 | 132 | 2096 | 1913 |
| 369 | internet | 13 | 132 | 657 | 1189 |
| 371 | Computer Vision | 15 | 130 | 418 | 975 |
| 372 | Intellectual disability | 11 | 129 | 353 | 519 |
| 372 | Nonlinear systems | 7 | 129 | 342 | 392 |
| 374 | Medical Microbiology | 10 | 128 | 1043 | 1674 |
| 375 | Marine Geology | 6 | 127 | 403 | 437 |
| 376 | Geometry | 18 | 126 | 447 | 519 |
| 376 | Smart Materials | 8 | 126 | 521 | 663 |
| 376 | Environmental Geochemistry | 4 | 126 | 424 | 330 |
| 376 | foods | 4 | 126 | 77 | 68 |
| 376 | Minerals | 4 | 126 | 652 | 558 |
| 381 | Neurology | 16 | 124 | 1863 | 2950 |
| 381 | Pharmaceutical Technology | 5 | 124 | 1133 | 1245 |
| 381 | natural products | 11 | 124 | 907 | 1235 |
| 381 | particles | 5 | 124 | 756 | 739 |
| 381 | Granular materials | 5 | 124 | 417 | 473 |
| 386 | Physical Therapy | 5 | 123 | 898 | 941 |
| 387 | Astronomy | 3 | 122 | 2211 | 1896 |
| 388 | Mental Disorders | 12 | 121 | 1206 | 1910 |
| 388 | Hydraulic structures | 4 | 121 | 27 | 10 |
| 390 | Petroleum Geology | 5 | 120 | 375 | 419 |
| 391 | Logistics | 6 | 119 | 354 | 574 |
| 391 | Ceramic materials | 10 | 119 | 682 | 1011 |
| 391 | Inflammation | 6 | 119 | 705 | 1025 |
| 394 | Materials Engineering | 8 | 118 | 305 | 387 |
| 394 | gene mapping | 6 | 118 | 1187 | 1598 |
| 394 | venom | 9 | 118 | 325 | 561 |
| 394 | Toxins | 9 | 118 | 366 | 639 |
| 398 | Psychology | 11 | 116 | 2466 | 3082 |
| 399 | Demography | 4 | 115 | 534 | 530 |
| 399 | Japan | 1 | 115 | 2555 | 1143 |
| 401 | Chromosome mapping | 5 | 114 | 1191 | 1466 |
| 402 | Visual Communication | 5 | 112 | 280 | 262 |
| 402 | Telemedicine | 9 | 112 | 111 | 268 |
| 402 | Image enhancement | 5 | 112 | 207 | 243 |
| 402 | food contamination | 7 | 112 | 543 | 679 |
| 406 | Pharmacy | 7 | 111 | 1270 | 1603 |
| 406 | radiative transfer | 1 | 111 | 911 | 397 |
| 406 | natural gas | 2 | 111 | 433 | 314 |
| 409 | Fishery management | 3 | 110 | 757 | 561 |
| 409 | Green Technology | 5 | 110 | 225 | 305 |
| 411 | Nanochemistry | 4 | 108 | 1092 | 996 |
| 411 | Database Management | 12 | 108 | 345 | 634 |
| 411 | Operator theory | 21 | 108 | 46 | 129 |
| 411 | Steroids | 8 | 108 | 504 | 748 |
| 415 | Developmental Disabilities | 5 | 107 | 707 | 894 |
| 416 | Pesticides | 8 | 105 | 294 | 461 |
| 417 | Education | 15 | 104 | 1619 | 2323 |
| 417 | global environmental change | 2 | 104 | 942 | 866 |
| 417 | place marketing | 1 | 104 | 242 | 168 |
| 420 | Andrology | 3 | 103 | 537 | 464 |
| 420 | Raman spectroscopy | 11 | 103 | 306 | 661 |
| 422 | Oncology | 7 | 102 | 1140 | 1899 |
| 422 | Cancer | 7 | 102 | 1588 | 2221 |
| 424 | Technological Innovations | 4 | 101 | 909 | 953 |
| 424 | carbonate rocks | 17 | 101 | 13 | 41 |
| 426 | Agricultural Ecology | 4 | 100 | 831 | 1066 |
| 427 | Oceanography | 3 | 99 | 1457 | 1347 |
| 428 | Public Administration | 3 | 98 | 1326 | 961 |
| 428 | Nutrition physiology | 4 | 98 | 572 | 651 |
| 428 | Learning disabilities | 10 | 98 | 393 | 628 |
| 431 | drug toxicity | 2 | 97 | 628 | 453 |
| 432 | Metabolism | 4 | 95 | 1619 | 1945 |
| 432 | Rheology | 6 | 95 | 363 | 486 |
| 432 | Financial Institutions | 3 | 95 | 414 | 329 |
| 432 | Decision making | 7 | 95 | 860 | 1206 |
| 432 | Entomology | 6 | 95 | 1569 | 1482 |
| 437 | Microfluidics | 1 | 94 | 403 | 211 |
| 438 | Infrared spectroscopy | 8 | 93 | 101 | 253 |
| 438 | Probiotics | 2 | 93 | 238 | 155 |
| 440 | Computational Complexity | 8 | 92 | 581 | 694 |
| 440 | Host-parasite interactions | 6 | 92 | 722 | 1214 |
| 442 | Combustion | 6 | 91 | 853 | 1103 |
| 443 | Psychiatry | 16 | 90 | 1605 | 2878 |
| 444 | Transgenic plants | 2 | 89 | 496 | 475 |
| 445 | Microwaves | 4 | 88 | 1106 | 928 |
| 445 | Plant cells | 1 | 88 | 1293 | 1300 |
| 447 | Friction | 2 | 87 | 143 | 143 |
| 448 | Metabolic diseases | 3 | 85 | 1599 | 1765 |
| 448 | sports injuries | 4 | 85 | 434 | 426 |
| 450 | Environmental Law | 2 | 84 | 1166 | 1358 |
| 450 | Municipal Engineering | 4 | 84 | 246 | 340 |
| 450 | Hydrodynamics | 2 | 84 | 649 | 589 |
| 450 | biofuels | 2 | 84 | 316 | 480 |
| 450 | Crystal growth | 2 | 84 | 1191 | 993 |
| 455 | Imaging systems | 22 | 83 | 107 | 502 |
| 456 | Agriculture | 4 | 82 | 1715 | 1763 |
| 457 | Hydrology | 9 | 81 | 1323 | 2012 |
| 457 | Earthquakes | 2 | 81 | 428 | 275 |
| 457 | body temperature | 5 | 81 | 346 | 484 |
| 457 | Egypt | 4 | 81 | 421 | 578 |
| 461 | Computational Fluid Dynamics | 4 | 80 | 532 | 596 |
| 462 | Ceramics | 15 | 79 | 551 | 1162 |
| 462 | Eastern Europe | 4 | 79 | 738 | 488 |
| 462 | Cell surface receptors | 5 | 79 | 52 | 66 |
| 465 | proteins | 10 | 78 | 1005 | 1636 |
| 466 | plasticity | 1 | 77 | 517 | 485 |
| 466 | mycoses | 6 | 77 | 467 | 891 |
| 468 | Metallic Glasses | 4 | 76 | 371 | 431 |
| 468 | movement | 3 | 76 | 337 | 402 |
| 470 | Health Information Management | 1 | 75 | 661 | 752 |
| 471 | Digital electronics | 6 | 73 | 175 | 165 |
| 471 | Computational Linguistics | 14 | 73 | 84 | 335 |
| 471 | miniaturization | 5 | 73 | 1301 | 1825 |
| 474 | Hormones | 5 | 72 | 864 | 1182 |
| 475 | Food texture | 2 | 71 | 214 | 184 |
| 475 | Plant tissue culture | 3 | 71 | 688 | 769 |
| 475 | Plant cell culture | 3 | 71 | 602 | 761 |
| 475 | environmental issues | 1 | 71 | 770 | 531 |
| 479 | Political Economy | 2 | 70 | 208 | 73 |
| 479 | Plant breeding | 3 | 70 | 706 | 757 |
| 481 | Seismology | 1 | 69 | 708 | 419 |
| 481 | Plant Biotechnology | 4 | 69 | 621 | 846 |
| 481 | Sustainable agriculture | 5 | 69 | 484 | 762 |
| 481 | Aging | 8 | 69 | 1448 | 2061 |
| 485 | East Asia | 12 | 68 | 189 | 443 |
| 485 | Wind power | 15 | 68 | 47 | 262 |
| 485 | winds | 15 | 68 | 5 | 68 |
| 488 | Diagnostic Imaging | 14 | 67 | 725 | 1483 |
| 488 | infection | 4 | 67 | 1138 | 1444 |
| 488 | textile fibers | 4 | 67 | 344 | 340 |
| 488 | data protection | 7 | 67 | 275 | 482 |
| 492 | Avionics | 2 | 66 | 140 | 109 |
| 492 | bioclimatology | 3 | 66 | 933 | 1021 |
| 492 | Chemical kinetics | 10 | 66 | 308 | 525 |
| 492 | Watershed management | 2 | 66 | 292 | 157 |
| 492 | Mental illness | 4 | 66 | 1330 | 1754 |
| 497 | Neuropsychology | 7 | 65 | 1360 | 2048 |
| 497 | Parasitic Diseases | 3 | 65 | 1666 | 1738 |
| 499 | Catalysts | 7 | 64 | 404 | 729 |
| 500 | Zeolites | 1 | 63 | 1385 | 1211 |
| 500 | World Wide Web | 10 | 63 | 109 | 312 |
| 502 | Probability | 3 | 62 | 566 | 609 |
| 502 | Crystallography | 14 | 62 | 777 | 1021 |
| 502 | Brain | 6 | 62 | 1642 | 2341 |
| 502 | Androgens | 1 | 62 | 358 | 305 |
| 502 | Continental shelf | 4 | 62 | 299 | 484 |
| 502 | biomedicine | 1 | 62 | 872 | 686 |
| 508 | Information Retrieval | 10 | 61 | 163 | 555 |
| 508 | Tourism | 2 | 61 | 1942 | 1993 |
| 508 | Functional foods | 3 | 61 | 340 | 492 |
| 508 | Strategic planning | 4 | 61 | 659 | 901 |
| 508 | Phytotherapy | 3 | 61 | 647 | 872 |
| 513 | Transportation Engineering | 2 | 60 | 367 | 393 |
| 513 | Gerontology | 2 | 60 | 2021 | 1540 |
| 513 | Small Business | 2 | 60 | 886 | 1126 |
| 516 | Orthopedics | 1 | 59 | 1637 | 1220 |
| 516 | Internet of Things | 3 | 59 | 1069 | 1293 |
| 516 | Community Psychiatry | 1 | 59 | 1324 | 1062 |
| 516 | musculoskeletal system | 1 | 59 | 263 | 192 |
| 516 | Psychiatric Epidemiology | 1 | 59 | 746 | 670 |
| 516 | Spine | 1 | 59 | 812 | 719 |
| 516 | Fisheries | 7 | 59 | 933 | 1415 |
| 523 | drug resistance | 4 | 58 | 545 | 869 |
| 523 | soil pollution | 5 | 58 | 352 | 665 |
| 523 | Agricultural systems | 1 | 58 | 530 | 496 |
| 526 | biochemical markers | 5 | 57 | 409 | 664 |
| 527 | Medical Laboratory Science | 5 | 56 | 1367 | 2170 |
| 527 | Psychosomatic Medicine | 1 | 56 | 1064 | 860 |
| 527 | Differential Equations | 7 | 56 | 712 | 914 |
| 530 | impact | 2 | 55 | 378 | 473 |
| 531 | Multivariate Analysis | 4 | 54 | 480 | 578 |
| 531 | Interfaces | 5 | 54 | 188 | 352 |
| 531 | water supply | 3 | 54 | 818 | 1064 |
| 531 | North America | 5 | 54 | 564 | 774 |
| 531 | Membranes | 3 | 54 | 1482 | 1860 |
| 531 | Money | 1 | 54 | 661 | 548 |
| 537 | Histochemistry | 3 | 53 | 947 | 1007 |
| 537 | Boundary Value Problems | 7 | 53 | 471 | 741 |
| 537 | Eating Disorders | 2 | 53 | 903 | 915 |
| 537 | Digital humanities | 5 | 53 | 51 | 100 |
| 537 | big data | 4 | 53 | 481 | 734 |
| 537 | Feeding and Eating Disorders | 2 | 53 | 874 | 879 |
| 543 | Humanities | 3 | 52 | 1961 | 1519 |
| 543 | Intelligent Transportation Systems | 5 | 52 | 839 | 1362 |
| 543 | Physical Chemistry | 5 | 52 | 1638 | 2075 |
| 543 | Nervous system | 4 | 52 | 1758 | 2294 |
| 547 | Fibers | 2 | 51 | 134 | 53 |
| 548 | Macroeconomics | 1 | 50 | 654 | 382 |
| 548 | Fluid Dynamics | 4 | 50 | 937 | 1155 |
| 548 | Flexible manufacturing systems | 4 | 50 | 297 | 593 |
| 548 | Drug delivery systems | 1 | 50 | 2088 | 1836 |
| 552 | Sedimentology | 5 | 49 | 425 | 781 |
| 552 | Health Education | 6 | 49 | 1170 | 1721 |
| 552 | Immunopharmacology | 2 | 49 | 1186 | 1256 |
| 552 | organizational effectiveness | 6 | 49 | 221 | 553 |
| 552 | corporate culture | 6 | 49 | 62 | 335 |
| 552 | Food preferences | 1 | 49 | 665 | 572 |
| 552 | pottery | 5 | 49 | 744 | 1137 |
| 559 | Comparative Physiology | 1 | 48 | 1101 | 976 |
| 559 | Integrative Medicine | 3 | 48 | 267 | 228 |
| 559 | water reuse | 3 | 48 | 321 | 528 |
| 559 | concrete | 3 | 48 | 917 | 1289 |
| 559 | health planning | 3 | 48 | 2140 | 2235 |
| 564 | Physical organic chemistry | 5 | 47 | 1116 | 1527 |
| 564 | Infections | 1 | 47 | 1345 | 1267 |
| 564 | irrigation | 3 | 47 | 341 | 377 |
| 564 | Quality of life | 4 | 47 | 1163 | 1796 |
| 564 | recreation | 5 | 47 | 512 | 673 |
| 569 | Immunotoxicology | 1 | 46 | 580 | 374 |
| 569 | Fixed Point Theory | 6 | 46 | 138 | 173 |
| 569 | Climate | 1 | 46 | 1003 | 834 |
| 569 | catalytic activity | 1 | 46 | 968 | 893 |
| 569 | weather | 1 | 46 | 976 | 804 |
| 569 | eugenics | 5 | 46 | 344 | 644 |
| 575 | Nuclear Physics | 3 | 45 | 3233 | 3219 |
| 575 | Mining Geology | 3 | 45 | 74 | 94 |
| 575 | Environmental Economics | 5 | 45 | 224 | 499 |
| 575 | Financial Engineering | 4 | 45 | 66 | 277 |
| 575 | Enzyme inhibitors | 3 | 45 | 393 | 596 |
| 575 | Holistic Health | 2 | 45 | 604 | 529 |
| 575 | Cardiovascular diseases | 4 | 45 | 1112 | 1384 |
| 575 | drugs | 6 | 45 | 1291 | 2054 |
| 583 | Thin Films | 2 | 44 | 672 | 552 |
| 583 | calcification | 1 | 44 | 705 | 657 |
| 585 | Genetic Toxicology | 2 | 43 | 527 | 731 |
| 585 | Asset Management | 5 | 43 | 18 | 40 |
| 585 | Chromosomes | 2 | 43 | 979 | 1141 |
| 585 | Therapeutics | 3 | 43 | 1304 | 1679 |
| 585 | Australia | 3 | 43 | 1701 | 1818 |
| 590 | Molecular Pharmacology | 1 | 42 | 1100 | 1136 |
| 590 | Photonics | 3 | 42 | 1660 | 1982 |
| 590 | Biochemical Genetics | 3 | 42 | 455 | 394 |
| 590 | Combinatorial optimization | 8 | 42 | 209 | 451 |
| 590 | Superconductors | 1 | 42 | 1177 | 828 |
| 590 | Evidence-Based Medicine | 2 | 42 | 876 | 980 |
| 590 | Superconductivity | 1 | 42 | 685 | 476 |
| 590 | Reproductive toxicology | 3 | 42 | 393 | 646 |
| 590 | Flood control | 2 | 42 | 332 | 341 |
| 590 | Finite Element Method | 6 | 42 | 192 | 444 |
| 590 | drainage | 2 | 42 | 355 | 288 |
| 601 | Microelectronics | 7 | 41 | 1115 | 1885 |
| 601 | Forest Ecology | 1 | 41 | 1410 | 1317 |
| 601 | Gene expression regulation | 3 | 41 | 858 | 1137 |
| 601 | Genetic regulation | 3 | 41 | 949 | 1288 |
| 601 | protein | 3 | 41 | 1085 | 1293 |
| 601 | North Africa | 2 | 41 | 239 | 66 |
| 601 | plant oils | 4 | 41 | 216 | 336 |
| 608 | Pediatrics | 4 | 40 | 1566 | 2127 |
| 608 | transgenic organisms | 1 | 40 | 446 | 437 |
| 608 | Quality Assurance | 1 | 40 | 710 | 439 |
| 608 | transgenic animals | 1 | 40 | 434 | 423 |
| 608 | Glass | 3 | 40 | 1011 | 1250 |
| 608 | natural disasters | 3 | 40 | 1260 | 1719 |
| 614 | Urology | 1 | 39 | 1511 | 1348 |
| 614 | Horticulture | 2 | 39 | 890 | 909 |
| 614 | Atmospheric Physics | 7 | 39 | 926 | 1709 |
| 614 | Fishery resources | 3 | 39 | 546 | 793 |
| 614 | Reproduction | 4 | 39 | 1647 | 2112 |
| 614 | mathematical concepts | 1 | 39 | 727 | 446 |
| 620 | Institutional Economics | 1 | 38 | 152 | 29 |
| 620 | Molecular Genetics | 4 | 38 | 1337 | 2185 |
| 620 | Behavioral research | 7 | 38 | 278 | 704 |
| 620 | Cognitive neuroscience | 1 | 38 | 1334 | 1255 |
| 620 | Soft Condensed Matter | 1 | 38 | 1478 | 1332 |
| 620 | Neuroplasticity | 1 | 38 | 504 | 492 |
| 620 | France | 3 | 38 | 442 | 345 |
| 620 | men | 4 | 38 | 205 | 462 |
| 620 | Genetic markers | 3 | 38 | 229 | 389 |
| 620 | Capitalism | 1 | 38 | 383 | 243 |
| 620 | human development | 1 | 38 | 1228 | 1139 |
| 620 | biopolymers | 1 | 38 | 1613 | 1440 |
| 632 | Diagnostic microbiology | 2 | 37 | 1030 | 1412 |
| 632 | cell physiology | 1 | 37 | 1683 | 1778 |
| 634 | Immunopathology | 1 | 36 | 1330 | 1286 |
| 634 | Nonlinear functional analysis | 3 | 36 | 1215 | 1367 |
| 634 | Biogeochemistry | 5 | 36 | 768 | 1499 |
| 634 | Plant hormones | 2 | 36 | 390 | 584 |
| 634 | Cosmochemistry | 2 | 36 | 968 | 1195 |
| 639 | Radiology | 4 | 35 | 1021 | 1256 |
| 639 | Applied Mathematics | 21 | 35 | 14 | 91 |
| 639 | Fluid Mechanics | 4 | 35 | 1255 | 1651 |
| 639 | Kinetics | 2 | 35 | 621 | 673 |
| 639 | epilepsy | 2 | 35 | 969 | 1089 |
| 639 | Wireless Communication | 4 | 35 | 360 | 540 |
| 639 | Biotransformation | 3 | 35 | 102 | 174 |
| 639 | Radiobiology | 2 | 35 | 1163 | 1292 |
| 639 | motor skills | 5 | 35 | 132 | 302 |
| 648 | Civil Engineering | 3 | 34 | 1457 | 1445 |
| 648 | Educational Psychology | 5 | 34 | 1049 | 1698 |
| 648 | Lipid metabolism | 3 | 34 | 389 | 733 |
| 648 | marketing | 3 | 34 | 1844 | 2398 |
| 648 | Lipid | 3 | 34 | 391 | 733 |
| 648 | Information society | 3 | 34 | 122 | 280 |
| 648 | Auditing | 1 | 34 | 645 | 594 |
| 648 | antibiotics | 1 | 34 | 425 | 406 |
| 656 | Anti-inflammatory agents | 2 | 33 | 324 | 432 |
| 656 | Entropy | 3 | 33 | 1216 | 1415 |
| 656 | Organic farming | 1 | 33 | 103 | 70 |
| 659 | Agricultural Engineering | 1 | 32 | 758 | 723 |
| 659 | Cryptography | 1 | 32 | 1127 | 642 |
| 659 | soil conservation | 3 | 32 | 763 | 1242 |
| 659 | Crisis management | 2 | 32 | 186 | 248 |
| 659 | Database Security | 1 | 32 | 192 | 125 |
| 664 | Rheumatology | 2 | 31 | 1049 | 1207 |
| 664 | Embryology | 2 | 31 | 1374 | 1711 |
| 664 | Information Systems | 2 | 31 | 1655 | 1921 |
| 664 | Econometrics | 5 | 31 | 1071 | 1454 |
| 664 | Organizational change | 4 | 31 | 638 | 1083 |
| 664 | Emergency Medicine | 6 | 31 | 816 | 1287 |
| 664 | Change management | 3 | 31 | 106 | 175 |
| 664 | embryonic development | 2 | 31 | 470 | 655 |
| 664 | Erosion | 2 | 31 | 114 | 250 |
| 664 | Proteome | 5 | 31 | 767 | 1482 |
| 664 | nuclear power | 1 | 31 | 725 | 466 |
| 664 | economic conditions | 2 | 31 | 612 | 688 |
| 664 | economic analysis | 1 | 31 | 490 | 455 |
| 664 | Kidney diseases | 5 | 31 | 625 | 1073 |
| 678 | Coastal zone management | 3 | 30 | 651 | 1042 |
| 678 | planning | 1 | 30 | 1324 | 1124 |
| 678 | Aquatic ecology | 4 | 30 | 770 | 1183 |
| 681 | Public Policy | 6 | 29 | 1145 | 2335 |
| 681 | Supply Chain Management | 2 | 29 | 30 | 43 |
| 681 | Biological Systems | 5 | 29 | 349 | 904 |
| 681 | Environmental risk assessment | 2 | 29 | 508 | 636 |
| 681 | reasoning | 4 | 29 | 326 | 641 |
| 681 | Water chemistry | 5 | 29 | 162 | 631 |
| 687 | Pharmacokinetics | 3 | 28 | 788 | 1330 |
| 687 | Calculus of Variations | 3 | 28 | 554 | 621 |
| 687 | histological techniques | 1 | 28 | 859 | 952 |
| 687 | Radioisotopes | 2 | 28 | 1195 | 1169 |
| 687 | Biomass | 3 | 28 | 688 | 1363 |
| 687 | arthritis | 1 | 28 | 1185 | 1354 |
| 693 | Cloud Computing | 1 | 27 | 640 | 682 |
| 693 | Number Theory | 6 | 27 | 565 | 780 |
| 693 | Ethnology | 2 | 27 | 1707 | 1659 |
| 693 | Combinatorial analysis | 6 | 27 | 728 | 963 |
| 693 | Microscopy | 9 | 27 | 718 | 1656 |
| 693 | Informatics | 1 | 27 | 1262 | 1237 |
| 693 | Soil ecology | 3 | 27 | 755 | 1315 |
| 700 | Information Theory | 9 | 26 | 812 | 1631 |
| 700 | Kinesiology | 1 | 26 | 335 | 331 |
| 700 | visualization | 2 | 26 | 1559 | 1216 |
| 703 | Photography | 8 | 25 | 642 | 638 |
| 703 | Marine Meteorology | 1 | 25 | 447 | 480 |
| 703 | Antioxidants | 1 | 25 | 1058 | 1284 |
| 703 | Developmental Neurobiology | 7 | 25 | 272 | 829 |
| 703 | preimplantation genetic diagnosis | 1 | 25 | 656 | 700 |
| 703 | embryo transfer | 1 | 25 | 670 | 713 |
| 703 | Lightweight concrete | 1 | 25 | 700 | 986 |
| 703 | Adolescent | 3 | 25 | 1855 | 2432 |
| 703 | free radicals | 1 | 25 | 1640 | 1901 |
| 703 | vitamin C | 1 | 25 | 702 | 844 |
| 703 | vitamin E | 1 | 25 | 702 | 844 |
| 703 | Recycling | 1 | 25 | 1024 | 1437 |
| 715 | Databases | 1 | 24 | 579 | 520 |
| 715 | Microprocessors | 4 | 24 | 498 | 914 |
| 715 | Porous materials | 3 | 24 | 783 | 1132 |
| 715 | Parasites | 3 | 24 | 1470 | 2002 |
| 719 | Systems Theory | 5 | 23 | 252 | 554 |
| 719 | Thermodynamics | 6 | 23 | 884 | 1474 |
| 719 | Landscape Ecology | 1 | 23 | 702 | 869 |
| 719 | Adolescent Medicine | 2 | 23 | 611 | 950 |
| 719 | Neurotoxicology | 1 | 23 | 959 | 1165 |
| 719 | Agronomy | 2 | 23 | 508 | 899 |
| 719 | Electromagnetism | 5 | 23 | 771 | 1334 |
| 719 | Child | 4 | 23 | 1707 | 2501 |
| 719 | Apoptosis | 1 | 23 | 515 | 653 |
| 719 | neurotoxins | 1 | 23 | 515 | 653 |
| 719 | Expert Systems | 5 | 23 | 79 | 414 |
| 719 | Neurotoxic agents | 1 | 23 | 515 | 653 |
| 719 | adolescence | 2 | 23 | 1086 | 1410 |
| 719 | Classification | 1 | 23 | 550 | 430 |
| 719 | rare diseases | 2 | 23 | 637 | 846 |
| 719 | Nanotubes | 1 | 23 | 422 | 300 |
| 719 | Nerve regeneration | 1 | 23 | 515 | 653 |
| 736 | Mental Health | 3 | 22 | 1471 | 2097 |
| 736 | Geographic information systems | 5 | 22 | 835 | 1541 |
| 736 | Production Management | 3 | 22 | 1145 | 1935 |
| 736 | Mitochondrial DNA | 2 | 22 | 268 | 232 |
| 736 | Soviet Union | 3 | 22 | 689 | 786 |
| 736 | Familial diseases | 3 | 22 | 152 | 306 |
| 736 | coal | 2 | 22 | 1802 | 2458 |
| 736 | Ecological disturbances | 1 | 22 | 75 | 118 |
| 736 | Environmental disasters | 1 | 22 | 75 | 118 |
| 745 | Zoology | 5 | 21 | 1882 | 2697 |
| 745 | Pediatric Hematology | 3 | 21 | 354 | 443 |
| 745 | Ethnic relations | 1 | 21 | 1045 | 804 |
| 745 | Distributed Databases | 1 | 21 | 311 | 301 |
| 745 | Ethnic Conflict | 1 | 21 | 463 | 513 |
| 745 | Mass Spectrometry | 1 | 21 | 1469 | 1443 |
| 745 | locomotion | 2 | 21 | 750 | 1048 |
| 745 | posture | 2 | 21 | 750 | 1048 |
| 745 | Teaching | 4 | 21 | 1514 | 2332 |
| 745 | Groundwater | 2 | 21 | 615 | 937 |
| 745 | forced migration | 1 | 21 | 463 | 513 |
| 745 | animal diseases | 3 | 21 | 462 | 854 |
| 745 | heredity | 2 | 21 | 739 | 980 |
| 745 | race relations | 1 | 21 | 954 | 858 |
| 745 | gait | 2 | 21 | 750 | 1048 |
| 745 | Breeding | 2 | 21 | 1271 | 1651 |
| 745 | walking | 2 | 21 | 750 | 1048 |
| 762 | Health Services Administration | 3 | 20 | 938 | 1568 |
| 762 | Astrophysics | 4 | 20 | 2365 | 3136 |
| 762 | Securities | 2 | 20 | 458 | 741 |
| 762 | starch | 1 | 20 | 588 | 620 |
| 766 | Analytical Biochemistry | 3 | 19 | 1603 | 2365 |
| 766 | air quality management | 1 | 19 | 947 | 1146 |
| 766 | Ichthyology | 2 | 19 | 591 | 653 |
| 766 | occupational diseases | 2 | 19 | 866 | 1347 |
| 766 | solar power | 2 | 19 | 993 | 1544 |
| 766 | Genetic testing | 3 | 19 | 304 | 556 |
| 766 | Biomarkers | 3 | 19 | 391 | 751 |
| 766 | Access to Information | 1 | 19 | 469 | 587 |
| 766 | solar cells | 2 | 19 | 1056 | 1625 |
| 766 | Heterocyclic compounds | 3 | 19 | 1009 | 1359 |
| 766 | Information dissemination | 1 | 19 | 469 | 587 |
| 766 | Fish | 2 | 19 | 446 | 562 |
| 778 | Industrial Statistics | 2 | 18 | 293 | 349 |
| 778 | motivation | 2 | 18 | 445 | 764 |
| 778 | Learning | 2 | 18 | 1353 | 1875 |
| 778 | disease vectors | 1 | 18 | 1359 | 1612 |
| 778 | Electromagnetic fields | 4 | 18 | 300 | 464 |
| 783 | Systems Biology | 2 | 17 | 1533 | 2266 |
| 783 | Total Quality Management | 1 | 17 | 1085 | 1234 |
| 783 | Geodesy | 2 | 17 | 946 | 1310 |
| 783 | Wildlife conservation | 1 | 17 | 1461 | 1708 |
| 783 | Water quality | 3 | 17 | 179 | 639 |
| 783 | social justice | 1 | 17 | 712 | 575 |
| 783 | Ubiquitous computing | 6 | 17 | 109 | 440 |
| 783 | school sports | 1 | 17 | 229 | 299 |
| 783 | Yeast | 3 | 17 | 398 | 827 |
| 792 | Hydraulic Engineering | 5 | 16 | 637 | 1293 |
| 792 | Aerodynamics | 1 | 16 | 190 | 92 |
| 792 | emergency management | 2 | 16 | 817 | 1321 |
| 792 | Risk assessment | 2 | 16 | 811 | 1248 |
| 792 | E-Learning | 1 | 16 | 22 | 24 |
| 792 | ecological risk assessment | 2 | 16 | 322 | 672 |
| 792 | Taste | 1 | 16 | 581 | 697 |
| 792 | Welding | 2 | 16 | 321 | 367 |
| 792 | flavor | 1 | 16 | 405 | 551 |
| 792 | smell | 1 | 16 | 581 | 697 |
| 792 | construction | 2 | 16 | 258 | 445 |
| 792 | Communist countries | 3 | 16 | 183 | 363 |
| 792 | Monomers | 1 | 16 | 164 | 200 |
| 792 | Chemical structure | 2 | 16 | 713 | 909 |
| 792 | Web-based instruction | 1 | 16 | 48 | 70 |
| 792 | Health Risk Assessment | 2 | 16 | 592 | 997 |
| 792 | Vietnam | 1 | 16 | 265 | 317 |
| 809 | Forensic Genetics | 1 | 15 | 394 | 495 |
| 809 | Microbial Genetics | 2 | 15 | 418 | 757 |
| 809 | Diabetes mellitus | 1 | 15 | 2119 | 2452 |
| 809 | Enzyme | 2 | 15 | 663 | 1203 |
| 809 | System design | 1 | 15 | 389 | 502 |
| 809 | Vegetation | 2 | 15 | 128 | 216 |
| 809 | Testing | 1 | 15 | 171 | 180 |
| 809 | economic development projects | 2 | 15 | 234 | 487 |
| 809 | stocks | 1 | 15 | 343 | 528 |
| 809 | Diabetes | 1 | 15 | 2143 | 2461 |
| 809 | Digestive system diseases | 1 | 15 | 1067 | 1202 |
| 820 | Nephrology | 3 | 14 | 429 | 844 |
| 820 | Psychopharmacology | 2 | 14 | 1371 | 1939 |
| 820 | Chemical Oceanography | 1 | 14 | 427 | 600 |
| 820 | economic forecasting | 3 | 14 | 304 | 695 |
| 820 | Animal health | 1 | 14 | 783 | 787 |
| 820 | Speech Perception | 1 | 14 | 576 | 702 |
| 820 | environmental indicators | 1 | 14 | 1676 | 2180 |
| 820 | auditory perception | 1 | 14 | 691 | 822 |
| 820 | Simulation Methods | 3 | 14 | 1023 | 1833 |
| 820 | Immunogenetics | 2 | 14 | 660 | 962 |
| 820 | Sexual health | 1 | 14 | 1019 | 1036 |
| 820 | X-ray crystallography | 1 | 14 | 738 | 765 |
| 820 | optical pattern recognition | 3 | 14 | 113 | 248 |
| 820 | Oral communication | 1 | 14 | 771 | 847 |
| 820 | Computer Literacy | 1 | 14 | 470 | 628 |
| 820 | High performance computing | 5 | 14 | 18 | 115 |
| 820 | Speech | 1 | 14 | 1294 | 1409 |
| 820 | Muscle contraction | 2 | 14 | 459 | 493 |
| 838 | Requirements Engineering | 1 | 13 | 160 | 257 |
| 838 | Evolutionary Genetics | 3 | 13 | 642 | 1396 |
| 838 | Clinical Pharmacology | 2 | 13 | 1264 | 1809 |
| 838 | Molecular Epidemiology | 3 | 13 | 642 | 1396 |
| 838 | Schizophrenia | 1 | 13 | 1168 | 1383 |
| 838 | infrared radiation | 1 | 13 | 1004 | 1067 |
| 838 | Powder Metallurgy | 1 | 13 | 434 | 339 |
| 838 | Biosecurity | 1 | 13 | 9 | 15 |
| 838 | Mutagenesis | 1 | 13 | 790 | 999 |
| 838 | Histocompatibility Testing | 2 | 13 | 539 | 828 |
| 838 | Machining | 1 | 13 | 309 | 322 |
| 838 | Cardiovascular system | 2 | 13 | 1154 | 1702 |
| 838 | teratogenic agents | 1 | 13 | 480 | 619 |
| 838 | Cyberterrorism | 1 | 13 | 118 | 257 |
| 838 | food service | 1 | 13 | 200 | 188 |
| 838 | carcinogens | 1 | 13 | 1315 | 1657 |
| 838 | Interactive multimedia | 1 | 13 | 949 | 1163 |
| 838 | women | 2 | 13 | 1098 | 1331 |
| 856 | Ophthalmology | 1 | 12 | 1887 | 2175 |
| 856 | Applied Linguistics | 3 | 12 | 642 | 982 |
| 856 | Hypertension | 3 | 12 | 1083 | 1871 |
| 856 | Population Genetics | 2 | 12 | 1211 | 1901 |
| 856 | water resources | 4 | 12 | 198 | 333 |
| 856 | Hospitals | 2 | 12 | 387 | 645 |
| 856 | ozone | 1 | 12 | 258 | 374 |
| 863 | Heterocyclic chemistry | 2 | 11 | 736 | 1061 |
| 863 | Group theory | 3 | 11 | 57 | 83 |
| 863 | microwave antennas | 1 | 11 | 657 | 712 |
| 863 | Air Conditioning | 1 | 11 | 379 | 436 |
| 863 | Radio wave propagation | 1 | 11 | 1055 | 1163 |
| 863 | air quality | 2 | 11 | 323 | 784 |
| 863 | nucleic acids | 1 | 11 | 1829 | 2192 |
| 863 | nucleotides | 1 | 11 | 557 | 546 |
| 863 | educational planning | 1 | 11 | 727 | 976 |
| 863 | genome | 2 | 11 | 1479 | 2298 |
| 873 | Archaeology | 1 | 10 | 1739 | 1726 |
| 873 | Marine Engineering | 1 | 10 | 463 | 446 |
| 873 | Naval Architecture | 1 | 10 | 517 | 607 |
| 873 | School Psychology | 1 | 10 | 724 | 983 |
| 873 | Remote Sensing | 2 | 10 | 1728 | 2202 |
| 873 | Industrial Safety | 2 | 10 | 1428 | 2048 |
| 873 | Cross-Cultural Studies | 1 | 10 | 1274 | 1536 |
| 873 | Real-time Data Processing | 1 | 10 | 239 | 316 |
| 873 | Heritage Tourism | 2 | 10 | 162 | 502 |
| 873 | Spectroscopy | 1 | 10 | 367 | 278 |
| 873 | cultural tourism | 2 | 10 | 162 | 502 |
| 873 | Chemical processes | 1 | 10 | 979 | 1194 |
| 873 | cross-cultural comparison | 1 | 10 | 932 | 1152 |
| 873 | psychotherapy | 1 | 10 | 1696 | 1881 |
| 873 | organization | 1 | 10 | 1277 | 1622 |
| 873 | Fungi | 2 | 10 | 1092 | 1729 |
| 889 | Ecological Genetics | 1 | 9 | 1027 | 1228 |
| 889 | Nondestructive testing | 1 | 9 | 1077 | 1283 |
| 889 | Discourse Analysis | 1 | 9 | 694 | 859 |
| 889 | Conservation Biology | 1 | 9 | 1547 | 1869 |
| 889 | Structural health monitoring | 1 | 9 | 373 | 573 |
| 889 | Animal ecology | 3 | 9 | 1059 | 1796 |
| 889 | Biodiversity conservation | 1 | 9 | 1950 | 2444 |
| 889 | structural stability | 1 | 9 | 516 | 761 |
| 889 | cooperation | 3 | 9 | 128 | 351 |
| 889 | Industrial Policy | 3 | 9 | 496 | 1024 |
| 889 | Wildlife management | 3 | 9 | 504 | 967 |
| 889 | Transport | 1 | 9 | 922 | 1243 |
| 889 | Sea | 1 | 9 | 825 | 1111 |
| 889 | International Business | 1 | 9 | 386 | 558 |
| 889 | phase diagrams | 1 | 9 | 249 | 278 |
| 889 | Ventilation | 2 | 9 | 651 | 1142 |
| 889 | magmatism | 2 | 9 | 33 | 70 |
| 889 | Evolution | 2 | 9 | 1878 | 2764 |
| 889 | Human biology | 2 | 9 | 771 | 1269 |
| 908 | Immunotherapy | 2 | 8 | 1654 | 2642 |
| 908 | Emergency Medical Services | 2 | 8 | 758 | 1286 |
| 908 | Graph Theory | 3 | 8 | 769 | 1131 |
| 908 | Engineering Geology | 2 | 8 | 1488 | 2137 |
| 908 | Micropaleontology | 2 | 8 | 169 | 308 |
| 908 | Animal Nutrition | 1 | 8 | 858 | 1109 |
| 908 | Marine biodiversity | 1 | 8 | 411 | 504 |
| 908 | Electromagnetic waves | 1 | 8 | 586 | 724 |
| 908 | Social policy | 1 | 8 | 1610 | 1923 |
| 908 | Semigroups | 3 | 8 | 295 | 481 |
| 908 | hazard mitigation | 1 | 8 | 1573 | 2071 |
| 908 | clay minerals | 1 | 8 | 492 | 715 |
| 908 | Library Science | 2 | 8 | 1171 | 1643 |
| 908 | shellfish | 1 | 8 | 302 | 420 |
| 908 | Iran | 1 | 8 | 312 | 281 |
| 908 | Quantum theory | 2 | 8 | 1149 | 1545 |
| 924 | Obstetrics | 3 | 7 | 1709 | 2842 |
| 924 | Special Education | 2 | 7 | 936 | 1345 |
| 924 | Inventory Control | 1 | 7 | 179 | 450 |
| 924 | Disability Studies | 2 | 7 | 331 | 675 |
| 924 | Cognitive Therapy | 1 | 7 | 985 | 1319 |
| 924 | Marine Geophysics | 2 | 7 | 323 | 663 |
| 924 | Marine mineral resources | 2 | 7 | 198 | 440 |
| 924 | Obesity | 1 | 7 | 2157 | 2842 |
| 924 | international trade | 2 | 7 | 920 | 1534 |
| 924 | Trademarks | 1 | 7 | 187 | 316 |
| 924 | Arthropods | 1 | 7 | 497 | 759 |
| 924 | Matroids | 1 | 7 | 400 | 526 |
| 924 | Customer Relations | 3 | 7 | 60 | 273 |
| 924 | herbs | 1 | 7 | 169 | 280 |
| 924 | scientific societies | 1 | 7 | 1130 | 1526 |
| 924 | Respiration | 3 | 7 | 1218 | 2181 |
| 924 | Seabed | 2 | 7 | 198 | 440 |
| 924 | Insects | 1 | 7 | 1977 | 2313 |
| 924 | Nonlinear mechanics | 1 | 7 | 801 | 1024 |
| 943 | Law | 1 | 6 | 1835 | 1651 |
| 943 | Sociology | 2 | 6 | 3334 | 4598 |
| 943 | Neurogenetics | 3 | 6 | 254 | 703 |
| 943 | Nuclear Fusion | 1 | 6 | 793 | 968 |
| 943 | technology transfer | 5 | 6 | 140 | 821 |
| 943 | Biomechanics | 2 | 6 | 1438 | 2311 |
| 943 | Foraminifera | 1 | 6 | 168 | 270 |
| 943 | Law and Economics | 1 | 6 | 567 | 656 |
| 943 | Religion and Psychology | 1 | 6 | 1041 | 1330 |
| 943 | fuel cells | 1 | 6 | 1636 | 2109 |
| 943 | sleep-wake cycle | 1 | 6 | 269 | 378 |
| 943 | Semantic web | 2 | 6 | 119 | 354 |
| 943 | prostaglandins | 1 | 6 | 624 | 895 |
| 943 | Export Marketing | 1 | 6 | 448 | 740 |
| 943 | Allergy | 1 | 6 | 1184 | 1568 |
| 943 | disaster relief | 1 | 6 | 417 | 715 |
| 943 | fusion reactors | 1 | 6 | 607 | 729 |
| 943 | Menopause | 1 | 6 | 498 | 718 |
| 943 | Chronic diseases | 1 | 6 | 811 | 1136 |
| 962 | Geriatrics | 1 | 5 | 3227 | 3736 |
| 962 | Critical Care | 5 | 5 | 869 | 1872 |
| 962 | Neurosurgery | 1 | 5 | 1150 | 1501 |
| 962 | Energy Storage | 2 | 5 | 1429 | 2252 |
| 962 | Critical Care Medicine | 5 | 5 | 841 | 1788 |
| 962 | General Surgery | 1 | 5 | 757 | 911 |
| 962 | Research Design | 1 | 5 | 1588 | 2171 |
| 962 | Group decision making | 1 | 5 | 820 | 1130 |
| 962 | isomerism | 1 | 5 | 627 | 949 |
| 962 | Alloys | 2 | 5 | 383 | 684 |
| 962 | anesthesia | 5 | 5 | 349 | 933 |
| 962 | Chirality | 1 | 5 | 627 | 949 |
| 974 | Linguistics | 2 | 4 | 1521 | 2114 |
| 974 | Geriatric Medicine | 1 | 4 | 322 | 605 |
| 974 | Maritime Law | 1 | 4 | 170 | 244 |
| 974 | Neonatology | 1 | 4 | 942 | 1423 |
| 974 | Forecasting | 1 | 4 | 950 | 1280 |
| 974 | Marine resources | 1 | 4 | 1105 | 1674 |
| 974 | Shipping | 1 | 4 | 186 | 289 |
| 974 | software | 1 | 4 | 1584 | 2214 |
| 974 | Women's health | 1 | 4 | 1855 | 2499 |
| 983 | Speech-Language Pathology | 1 | 3 | 527 | 823 |
| 983 | Medical Technology | 2 | 3 | 1750 | 3074 |
| 983 | Hematology | 3 | 3 | 1437 | 2414 |
| 983 | Sustainable Architecture | 5 | 3 | 70 | 574 |
| 983 | Neurobiology | 1 | 3 | 1890 | 2556 |
| 983 | International Relations | 1 | 3 | 1526 | 1729 |
| 983 | Cartography | 6 | 3 | 246 | 1067 |
| 983 | Nanoelectronics | 1 | 3 | 1177 | 1523 |
| 983 | Semantics | 1 | 3 | 424 | 612 |
| 983 | Molecular ecology | 1 | 3 | 1347 | 1969 |
| 983 | peace | 1 | 3 | 782 | 1020 |
| 983 | bioluminescence | 1 | 3 | 715 | 1119 |
| 983 | Foodborne diseases | 1 | 3 | 424 | 762 |
| 983 | cytokines | 1 | 3 | 1590 | 2231 |
| 983 | automatic speech recognition | 1 | 3 | 324 | 569 |
| 983 | insurance | 1 | 3 | 649 | 902 |
| 983 | Semiconductor industry | 1 | 3 | 929 | 1276 |
| 983 | Credit | 1 | 3 | 215 | 334 |