| 1 | Chemistry | 826 | 29.9K | 484 | 578 |
| 2 | Biochemistry | 976 | 29.6K | 402 | 486 |
| 3 | Molecular Biology | 651 | 21.7K | 394 | 509 |
| 4 | Physics | 378 | 16.4K | 846 | 925 |
| 5 | Materials | 631 | 16.4K | 254 | 416 |
| 6 | Science | 292 | 15.7K | 785 | 844 |
| 7 | Microbiology | 399 | 12.9K | 388 | 523 |
| 8 | Biology | 244 | 12.5K | 820 | 929 |
| 9 | Biotechnology | 433 | 12.4K | 188 | 416 |
| 10 | Biophysics | 434 | 10.9K | 315 | 422 |
| 11 | Botany | 204 | 10.2K | 376 | 343 |
| 12 | Nanotechnology | 248 | 9.1K | 425 | 536 |
| 13 | Cytology | 216 | 8.8K | 372 | 497 |
| 14 | Research | 314 | 8.4K | 645 | 728 |
| 15 | Cell Biology | 98 | 8.3K | 582 | 497 |
| 16 | Plant cells | 70 | 8.1K | 157 | 157 |
| 17 | Medicine | 407 | 8.0K | 638 | 972 |
| 18 | Composite Materials | 212 | 7.2K | 143 | 206 |
| 19 | Materials Science | 171 | 6.5K | 484 | 509 |
| 20 | Pharmacology | 192 | 6.4K | 561 | 527 |
| 21 | Bioengineering | 230 | 6.3K | 227 | 463 |
| 22 | Chemical Engineering | 187 | 6.2K | 503 | 588 |
| 23 | Ecology | 116 | 6.1K | 909 | 871 |
| 24 | plant molecular biology | 72 | 6.0K | 190 | 190 |
| 25 | Plant physiology | 123 | 5.8K | 165 | 192 |
| 26 | Pollution | 91 | 5.5K | 879 | 761 |
| 27 | Neurology | 141 | 5.4K | 704 | 751 |
| 28 | Biocompatible Materials | 126 | 5.3K | 480 | 573 |
| 29 | Toxicology | 118 | 5.3K | 554 | 458 |
| 30 | Environment | 109 | 4.9K | 666 | 833 |
| 31 | Biochemical Engineering | 195 | 4.8K | 196 | 521 |
| 32 | Plants | 71 | 4.8K | 254 | 240 |
| 33 | Pharmaceutical Chemistry | 95 | 4.7K | 507 | 390 |
| 34 | Biomedical Engineering | 176 | 4.7K | 438 | 531 |
| 35 | Agricultural Chemistry | 201 | 4.6K | 84 | 151 |
| 36 | Medical Technology | 5 | 4.5K | 1099 | 27 |
| 37 | Medical innovations | 3 | 4.5K | 802 | 94 |
| 38 | environmental pollution | 74 | 4.4K | 743 | 576 |
| 39 | food technology | 238 | 4.2K | 68 | 183 |
| 40 | Natural history | 7 | 4.1K | 1939 | 1014 |
| 41 | Polymers | 230 | 4.0K | 436 | 638 |
| 42 | Mathematics | 359 | 3.9K | 495 | 587 |
| 43 | Organic Chemistry | 76 | 3.7K | 579 | 359 |
| 44 | Bioorganic chemistry | 66 | 3.6K | 438 | 297 |
| 45 | Environmental monitoring | 61 | 3.5K | 632 | 500 |
| 46 | polymerization | 193 | 3.5K | 396 | 563 |
| 47 | Optical materials | 86 | 3.3K | 345 | 390 |
| 48 | Electrochemistry | 123 | 3.3K | 618 | 545 |
| 49 | Metals | 105 | 3.2K | 201 | 256 |
| 50 | Environmental Health | 84 | 3.1K | 830 | 884 |
| 51 | Plant Biotechnology | 156 | 3.0K | 8 | 27 |
| 52 | Renewable Energy Sources | 21 | 2.8K | 936 | 541 |
| 53 | Food | 125 | 2.7K | 217 | 406 |
| 54 | Metallurgy | 57 | 2.7K | 397 | 299 |
| 55 | Biomass Energy | 46 | 2.6K | 435 | 417 |
| 56 | Microbial Ecology | 47 | 2.6K | 443 | 471 |
| 57 | Nuclear Physics | 83 | 2.5K | 1053 | 963 |
| 58 | nanoscience | 144 | 2.5K | 224 | 618 |
| 59 | Cancer | 51 | 2.4K | 666 | 673 |
| 60 | Technology | 76 | 2.3K | 590 | 542 |
| 61 | Colloids | 59 | 2.2K | 881 | 857 |
| 62 | Surface Chemistry | 83 | 2.2K | 709 | 825 |
| 63 | Signal Transduction | 30 | 2.2K | 297 | 248 |
| 64 | Plant genetic engineering | 85 | 2.1K | 35 | 111 |
| 65 | Human genetics | 8 | 2.1K | 956 | 779 |
| 66 | Clinical Chemistry | 27 | 2.0K | 774 | 499 |
| 67 | Plant Ecology | 72 | 2.0K | 206 | 365 |
| 68 | Developmental Biology | 24 | 2.0K | 586 | 457 |
| 69 | Nutrition | 91 | 1.9K | 556 | 837 |
| 70 | Nanostructured Materials | 66 | 1.8K | 636 | 743 |
| 71 | Mathematical Physics | 60 | 1.8K | 642 | 485 |
| 72 | Virology | 30 | 1.8K | 757 | 791 |
| 73 | Immunology | 42 | 1.8K | 750 | 758 |
| 74 | Electronics | 47 | 1.8K | 824 | 592 |
| 75 | Catalysis | 65 | 1.8K | 901 | 1075 |
| 76 | Information Science | 28 | 1.8K | 660 | 415 |
| 77 | Membranes | 32 | 1.7K | 482 | 427 |
| 78 | Mechanical Engineering | 144 | 1.7K | 139 | 238 |
| 79 | Analytical Chemistry | 84 | 1.7K | 841 | 1080 |
| 80 | Plant Genetics | 23 | 1.7K | 144 | 129 |
| 81 | Plant tissue culture | 36 | 1.6K | 63 | 39 |
| 81 | Plant cell culture | 36 | 1.6K | 44 | 39 |
| 83 | Physiology | 54 | 1.6K | 895 | 953 |
| 84 | Horticulture | 73 | 1.6K | 29 | 30 |
| 85 | Environmental Management | 21 | 1.6K | 1020 | 709 |
| 86 | Power Electronics | 11 | 1.5K | 562 | 256 |
| 87 | Plant diseases | 79 | 1.5K | 220 | 326 |
| 88 | Genetics | 34 | 1.5K | 913 | 957 |
| 89 | environmental protection | 28 | 1.5K | 1042 | 819 |
| 90 | mathematical analysis | 82 | 1.4K | 370 | 308 |
| 91 | Geology | 51 | 1.4K | 746 | 724 |
| 92 | Genomics | 62 | 1.4K | 501 | 681 |
| 93 | Environmental Toxicology | 20 | 1.4K | 781 | 532 |
| 94 | Psychiatry | 34 | 1.3K | 1117 | 1011 |
| 95 | Industrial Microbiology | 30 | 1.3K | 418 | 447 |
| 96 | Energy Conversion | 33 | 1.3K | 261 | 448 |
| 97 | environmental indicators | 5 | 1.3K | 888 | 132 |
| 98 | Parasitology | 71 | 1.3K | 263 | 380 |
| 99 | Manufacturing Processes | 49 | 1.3K | 433 | 457 |
| 100 | Environmental Chemistry | 22 | 1.3K | 564 | 573 |
| 100 | soil microbiology | 29 | 1.3K | 374 | 466 |
| 102 | Environmental pollutants | 16 | 1.3K | 845 | 437 |
| 103 | Immunopharmacology | 24 | 1.3K | 211 | 113 |
| 104 | Pharmacy | 21 | 1.2K | 693 | 411 |
| 105 | Medical Microbiology | 32 | 1.2K | 555 | 648 |
| 106 | Entomology | 107 | 1.1K | 193 | 382 |
| 107 | Microorganisms | 28 | 1.1K | 167 | 280 |
| 108 | Brain | 35 | 1.1K | 754 | 803 |
| 109 | Metabolism | 24 | 1.1K | 800 | 784 |
| 110 | Asia | 86 | 1.1K | 179 | 295 |
| 111 | Water | 27 | 1.1K | 730 | 860 |
| 112 | environmental exposure | 13 | 1.0K | 803 | 399 |
| 113 | Reproduction | 58 | 1.0K | 381 | 561 |
| 114 | Medical Laboratory Science | 27 | 1.0K | 534 | 614 |
| 115 | Energy Policy | 25 | 1.0K | 846 | 933 |
| 116 | Quantum Gravity | 31 | 1.0K | 838 | 765 |
| 117 | pollutants | 11 | 1.0K | 865 | 440 |
| 118 | Embryology | 23 | 1.0K | 478 | 480 |
| 119 | Soil ecology | 22 | 1.0K | 160 | 153 |
| 120 | Korea | 140 | 1.0K | 9 | 13 |
| 121 | nucleic acids | 18 | 972 | 612 | 624 |
| 122 | fuel cells | 30 | 961 | 285 | 441 |
| 123 | Organometallic chemistry | 44 | 944 | 339 | 291 |
| 124 | Crystal growth | 28 | 942 | 199 | 173 |
| 125 | Cardiovascular system | 13 | 930 | 584 | 571 |
| 126 | Pharmacognosy | 35 | 928 | 394 | 520 |
| 127 | Insects | 82 | 922 | 82 | 266 |
| 128 | Immunotherapy | 21 | 920 | 529 | 556 |
| 129 | Neurobiology | 23 | 918 | 565 | 633 |
| 130 | cytokines | 20 | 917 | 286 | 267 |
| 131 | Mycology | 69 | 913 | 167 | 414 |
| 132 | Cell differentiation | 7 | 911 | 849 | 608 |
| 133 | mass transfer | 32 | 908 | 453 | 499 |
| 134 | Electrophoresis | 20 | 904 | 501 | 339 |
| 135 | Enzyme inhibitors | 11 | 897 | 108 | 34 |
| 136 | Fungi | 67 | 891 | 91 | 316 |
| 137 | Earth Sciences | 48 | 888 | 737 | 942 |
| 138 | Clinical Biochemistry | 26 | 883 | 261 | 247 |
| 139 | Water pollution | 36 | 877 | 706 | 957 |
| 139 | Magnetic Materials | 41 | 877 | 278 | 376 |
| 141 | Developmental Immunology | 38 | 867 | 40 | 100 |
| 142 | Environmental Engineering | 34 | 866 | 958 | 1170 |
| 143 | Functional foods | 36 | 852 | 17 | 27 |
| 143 | Phytotherapy | 36 | 852 | 29 | 57 |
| 145 | Quality Control | 22 | 844 | 398 | 328 |
| 146 | Neurochemistry | 18 | 835 | 915 | 787 |
| 147 | Semiconductors | 17 | 833 | 838 | 379 |
| 148 | Soil Science | 53 | 832 | 258 | 559 |
| 149 | Hematology | 45 | 826 | 566 | 710 |
| 150 | Photonics | 38 | 821 | 486 | 680 |
| 151 | Nervous system | 18 | 811 | 885 | 803 |
| 152 | Cell death | 15 | 794 | 460 | 483 |
| 153 | genome | 10 | 777 | 673 | 589 |
| 154 | food handling | 14 | 763 | 254 | 189 |
| 155 | pigments | 46 | 762 | 76 | 144 |
| 156 | China | 24 | 754 | 865 | 643 |
| 157 | Hypertension | 10 | 747 | 698 | 628 |
| 158 | Japan | 39 | 732 | 261 | 259 |
| 159 | Molecular Genetics | 24 | 729 | 545 | 682 |
| 160 | Histology | 16 | 725 | 734 | 601 |
| 160 | Alternative Medicine | 19 | 725 | 375 | 277 |
| 162 | Parasitic Diseases | 28 | 712 | 465 | 559 |
| 163 | Environmental Microbiology | 16 | 708 | 460 | 524 |
| 164 | Critical Care Medicine | 8 | 701 | 694 | 608 |
| 165 | Genetic engineering | 19 | 700 | 709 | 712 |
| 166 | Chromatographic analysis | 25 | 699 | 519 | 395 |
| 167 | Critical Care | 7 | 698 | 756 | 610 |
| 168 | Medical Oncology | 16 | 686 | 577 | 566 |
| 169 | complementary therapies | 15 | 673 | 519 | 306 |
| 170 | Microbial Biotechnology | 13 | 671 | 266 | 164 |
| 171 | Computer Graphics | 11 | 668 | 856 | 518 |
| 172 | Ocean Engineering | 37 | 665 | 417 | 586 |
| 173 | Medicinal plants | 19 | 664 | 381 | 478 |
| 174 | energy conservation | 10 | 653 | 1077 | 877 |
| 175 | proteins | 19 | 651 | 712 | 626 |
| 176 | Solid State Chemistry | 14 | 647 | 1301 | 798 |
| 177 | epilepsy | 18 | 646 | 271 | 210 |
| 178 | Computer-Aided Design | 9 | 636 | 633 | 288 |
| 179 | Electrical Engineering | 52 | 634 | 718 | 767 |
| 179 | Carbon | 14 | 634 | 529 | 624 |
| 181 | Fisheries | 35 | 620 | 311 | 454 |
| 182 | Numerical Analysis | 47 | 618 | 457 | 601 |
| 183 | Mental Disorders | 9 | 617 | 1380 | 1013 |
| 184 | Geophysics | 20 | 593 | 1297 | 1294 |
| 185 | Fixed Point Theory | 61 | 586 | 2 | 9 |
| 186 | Nanoparticles | 27 | 580 | 479 | 707 |
| 186 | Diabetes | 9 | 580 | 976 | 785 |
| 188 | Radiation | 30 | 579 | 532 | 546 |
| 189 | Stem cells | 26 | 574 | 374 | 538 |
| 190 | Telecommunication | 42 | 573 | 597 | 935 |
| 191 | plant communities | 9 | 572 | 592 | 514 |
| 192 | Energy Storage | 23 | 569 | 322 | 451 |
| 193 | Marine Biology | 39 | 568 | 665 | 1004 |
| 194 | Biosensors | 17 | 564 | 446 | 673 |
| 195 | Wireless Communication Systems | 40 | 562 | 570 | 816 |
| 196 | Hazardous waste | 10 | 559 | 419 | 402 |
| 197 | radioactive waste | 9 | 557 | 368 | 380 |
| 197 | industrial waste | 9 | 557 | 393 | 382 |
| 199 | Diabetes mellitus | 8 | 549 | 984 | 786 |
| 199 | dietary supplements | 21 | 549 | 130 | 205 |
| 201 | Nonlinear functional analysis | 19 | 546 | 363 | 241 |
| 202 | Parasites | 23 | 545 | 416 | 450 |
| 203 | Statistical physics | 28 | 542 | 1241 | 1293 |
| 204 | Functional Analysis | 25 | 539 | 413 | 353 |
| 205 | Heterocyclic compounds | 48 | 533 | 76 | 98 |
| 206 | Automation | 27 | 528 | 722 | 1002 |
| 207 | Geochemistry | 15 | 527 | 866 | 830 |
| 208 | Ophthalmology | 27 | 525 | 535 | 658 |
| 209 | Breeding | 34 | 524 | 239 | 411 |
| 210 | Anatomy | 4 | 521 | 1543 | 706 |
| 210 | Solid State Physics | 22 | 521 | 1617 | 1488 |
| 212 | Aquaculture | 32 | 515 | 331 | 492 |
| 213 | Soil biology | 19 | 510 | 296 | 497 |
| 214 | Bacteriology | 15 | 504 | 725 | 866 |
| 215 | Superconductors | 40 | 502 | 184 | 210 |
| 216 | Therapeutics | 15 | 499 | 616 | 662 |
| 217 | free radicals | 15 | 496 | 527 | 706 |
| 218 | Plastics | 38 | 487 | 280 | 507 |
| 219 | Proteome | 9 | 473 | 575 | 497 |
| 220 | Orthopedics | 12 | 469 | 648 | 511 |
| 221 | Minerals | 15 | 465 | 183 | 157 |
| 222 | Oncology | 13 | 463 | 837 | 1171 |
| 222 | Food Microbiology | 20 | 463 | 326 | 592 |
| 224 | Control Theory | 31 | 462 | 488 | 630 |
| 225 | Gerontology | 8 | 461 | 1089 | 597 |
| 226 | enzymes | 14 | 459 | 619 | 609 |
| 227 | Condensed Matter | 16 | 456 | 1472 | 1358 |
| 228 | Animal breeding | 26 | 455 | 210 | 251 |
| 229 | embryonic development | 16 | 454 | 84 | 113 |
| 230 | Surgery | 11 | 453 | 682 | 736 |
| 231 | Tropical Medicine | 16 | 446 | 620 | 510 |
| 232 | Mental illness | 6 | 444 | 1116 | 880 |
| 233 | actuators | 16 | 443 | 931 | 1061 |
| 233 | transducers | 16 | 443 | 931 | 1061 |
| 235 | Pathology | 13 | 441 | 832 | 863 |
| 236 | Engineering Mathematics | 18 | 432 | 656 | 540 |
| 236 | Environmental Geochemistry | 14 | 432 | 80 | 72 |
| 238 | health planning | 28 | 430 | 545 | 688 |
| 239 | Pediatric Neurology | 4 | 427 | 629 | 536 |
| 239 | Bioelectronics | 13 | 427 | 440 | 713 |
| 241 | Malaria | 21 | 425 | 145 | 202 |
| 242 | Sexual health | 15 | 424 | 214 | 203 |
| 243 | Meteorology | 13 | 423 | 970 | 1057 |
| 243 | Chromatography | 13 | 423 | 697 | 525 |
| 245 | Radiology | 25 | 422 | 339 | 368 |
| 246 | Geriatrics | 19 | 414 | 981 | 1029 |
| 247 | Transgenic plants | 12 | 412 | 112 | 138 |
| 248 | cell physiology | 4 | 406 | 1106 | 786 |
| 249 | Hydrology | 17 | 402 | 943 | 1022 |
| 250 | Climatology | 18 | 401 | 615 | 810 |
| 251 | Epidemiology | 15 | 400 | 1378 | 1360 |
| 252 | Radiobiology | 16 | 398 | 468 | 521 |
| 253 | Ethnology | 12 | 394 | 637 | 346 |
| 254 | Water quality management | 10 | 390 | 920 | 614 |
| 255 | Host-parasite interactions | 11 | 389 | 519 | 722 |
| 256 | Aging | 21 | 388 | 882 | 1062 |
| 257 | Marine Pollution | 19 | 386 | 372 | 605 |
| 257 | Genetic regulation | 4 | 386 | 828 | 543 |
| 257 | Growth | 3 | 386 | 936 | 682 |
| 260 | Industrial Engineering | 14 | 385 | 750 | 785 |
| 261 | Petrology | 6 | 381 | 645 | 519 |
| 262 | Agriculture | 16 | 379 | 760 | 860 |
| 263 | Genes | 27 | 378 | 213 | 399 |
| 264 | Green Chemistry | 18 | 375 | 653 | 1065 |
| 265 | Pharmaceutical Technology | 24 | 372 | 414 | 716 |
| 265 | Bioinorganic chemistry | 8 | 372 | 870 | 623 |
| 267 | Behavior | 12 | 371 | 1472 | 1699 |
| 268 | Chemical analysis | 15 | 370 | 371 | 479 |
| 269 | Soil fertility | 11 | 369 | 103 | 158 |
| 270 | Engineering | 31 | 367 | 1294 | 1705 |
| 270 | Urology | 7 | 367 | 854 | 645 |
| 272 | Muscles | 9 | 366 | 406 | 417 |
| 272 | energy resources | 4 | 366 | 1132 | 952 |
| 274 | Sustainable Engineering | 17 | 365 | 580 | 853 |
| 275 | Neuroimmunology | 4 | 357 | 527 | 405 |
| 276 | Robotics | 16 | 355 | 695 | 777 |
| 277 | Plant breeding | 14 | 353 | 230 | 265 |
| 278 | Liver diseases | 13 | 352 | 574 | 751 |
| 279 | Molecular Microbiology | 5 | 346 | 603 | 564 |
| 279 | Combinatorial optimization | 9 | 346 | 179 | 43 |
| 281 | Psychology | 12 | 345 | 2372 | 1971 |
| 282 | Fluid Dynamics | 10 | 342 | 570 | 480 |
| 282 | drug therapy | 14 | 342 | 820 | 887 |
| 284 | Herbal medicine | 15 | 341 | 185 | 331 |
| 285 | Environmental Policy | 15 | 335 | 1365 | 1912 |
| 286 | Proteomics | 10 | 334 | 495 | 545 |
| 287 | Energy Harvesting | 5 | 332 | 312 | 362 |
| 287 | Metallography | 10 | 332 | 382 | 326 |
| 289 | cosmic rays | 18 | 331 | 108 | 132 |
| 290 | Sedimentology | 4 | 330 | 504 | 274 |
| 291 | Inflammation | 5 | 329 | 783 | 622 |
| 291 | drug evaluation | 19 | 329 | 360 | 531 |
| 293 | Plasma devices | 1 | 328 | 481 | 139 |
| 294 | Endocrinology | 11 | 327 | 1291 | 1419 |
| 295 | Physical organic chemistry | 13 | 325 | 676 | 642 |
| 296 | energy development | 4 | 324 | 677 | 462 |
| 297 | Combustion | 5 | 321 | 934 | 615 |
| 298 | miniaturization | 12 | 320 | 849 | 1065 |
| 299 | soil management | 5 | 319 | 383 | 302 |
| 300 | Diagnostic microbiology | 7 | 314 | 619 | 758 |
| 301 | Vaccines | 14 | 312 | 630 | 739 |
| 302 | Production Engineering | 22 | 311 | 629 | 797 |
| 302 | Neuropharmacology | 4 | 311 | 474 | 255 |
| 304 | Building Materials | 12 | 310 | 906 | 1203 |
| 304 | cloning | 10 | 310 | 259 | 415 |
| 306 | Solar Energy | 14 | 308 | 702 | 1055 |
| 307 | Health Information Management | 2 | 305 | 429 | 334 |
| 308 | Zoology | 29 | 304 | 768 | 1017 |
| 309 | Molecular Pharmacology | 3 | 302 | 757 | 480 |
| 309 | Radiation effects | 6 | 302 | 366 | 322 |
| 311 | Systems Engineering | 18 | 299 | 792 | 1039 |
| 312 | Emergency Medicine | 23 | 298 | 366 | 447 |
| 312 | Digestive system diseases | 10 | 298 | 450 | 431 |
| 314 | marketing | 16 | 295 | 835 | 1135 |
| 315 | Drug design | 10 | 292 | 734 | 785 |
| 316 | Photochemistry | 18 | 290 | 578 | 851 |
| 317 | Diet | 7 | 289 | 1130 | 1217 |
| 318 | Neurosurgery | 8 | 288 | 535 | 493 |
| 319 | natural products | 17 | 286 | 661 | 769 |
| 320 | Fertilizers | 38 | 285 | 38 | 140 |
| 321 | Insect biochemistry | 12 | 284 | 155 | 235 |
| 322 | Optics | 29 | 280 | 1525 | 1817 |
| 323 | carcinogens | 7 | 279 | 509 | 548 |
| 324 | Microbial Genetics | 7 | 275 | 171 | 187 |
| 325 | Sarcopenia | 6 | 274 | 208 | 268 |
| 326 | Fracture mechanics | 12 | 273 | 698 | 715 |
| 327 | Enzyme | 5 | 269 | 366 | 318 |
| 327 | Quality of life | 12 | 269 | 577 | 801 |
| 329 | Tribology | 7 | 268 | 748 | 559 |
| 329 | Oxidation-reduction | 7 | 268 | 470 | 652 |
| 331 | Pesticides | 15 | 267 | 151 | 205 |
| 332 | Orthopedic Surgery | 4 | 264 | 590 | 312 |
| 333 | Toxins | 10 | 263 | 334 | 374 |
| 334 | Metallic Glasses | 14 | 261 | 149 | 211 |
| 335 | Fuzzy systems | 42 | 260 | 160 | 562 |
| 336 | phytopathogenic bacteria | 5 | 258 | 164 | 186 |
| 337 | Neurophysiology | 14 | 255 | 1223 | 1558 |
| 337 | arthritis | 8 | 255 | 586 | 701 |
| 337 | Microwaves | 19 | 255 | 530 | 589 |
| 337 | drug toxicity | 5 | 255 | 275 | 177 |
| 341 | infection | 12 | 253 | 649 | 871 |
| 341 | drugs | 7 | 253 | 1200 | 1030 |
| 343 | Microelectronics | 15 | 252 | 750 | 1060 |
| 344 | tillage | 3 | 248 | 398 | 306 |
| 345 | Pharmacogenetics | 5 | 245 | 596 | 518 |
| 346 | Mechatronics | 4 | 244 | 772 | 477 |
| 346 | Carcinogenesis | 6 | 244 | 566 | 572 |
| 348 | venom | 9 | 243 | 325 | 355 |
| 349 | Nanochemistry | 13 | 242 | 415 | 544 |
| 349 | Artificial Intelligence | 28 | 242 | 1245 | 2169 |
| 349 | Mineralogy | 4 | 242 | 1080 | 711 |
| 352 | Ultrasonics | 4 | 238 | 1047 | 812 |
| 352 | Sonochemistry | 4 | 238 | 537 | 521 |
| 354 | Human-Computer Interaction | 9 | 237 | 823 | 852 |
| 354 | mutagens | 5 | 237 | 504 | 530 |
| 354 | Immunity | 11 | 237 | 794 | 1218 |
| 357 | cell interaction | 7 | 236 | 594 | 688 |
| 357 | Molecular structure | 12 | 236 | 1217 | 1262 |
| 359 | biological factors | 12 | 234 | 889 | 1031 |
| 359 | disease vectors | 9 | 234 | 456 | 524 |
| 361 | Public Health | 14 | 233 | 2161 | 2542 |
| 362 | Algorithms | 8 | 232 | 388 | 267 |
| 363 | Systems Biology | 8 | 229 | 801 | 812 |
| 363 | Antioxidants | 7 | 229 | 433 | 598 |
| 363 | coal | 7 | 229 | 1056 | 1174 |
| 366 | Infections | 8 | 227 | 571 | 739 |
| 366 | rehabilitation | 11 | 227 | 1010 | 1160 |
| 368 | Oceanography | 30 | 226 | 487 | 998 |
| 368 | Cytogenetics | 3 | 226 | 1108 | 887 |
| 368 | United Kingdom | 5 | 226 | 1014 | 880 |
| 371 | Intelligent Control Systems | 31 | 221 | 126 | 308 |
| 372 | Civil Engineering | 38 | 220 | 271 | 488 |
| 372 | Biopharmaceutics | 5 | 220 | 769 | 707 |
| 372 | Environmental Geology | 9 | 220 | 911 | 1011 |
| 372 | Molecular cloning | 15 | 220 | 515 | 800 |
| 376 | food contamination | 17 | 219 | 212 | 403 |
| 376 | Radio waves | 9 | 219 | 485 | 572 |
| 376 | Radio | 9 | 219 | 775 | 885 |
| 379 | Geometry | 19 | 218 | 432 | 372 |
| 380 | Oxidative stress | 8 | 214 | 423 | 782 |
| 380 | Simulation Methods | 14 | 214 | 300 | 434 |
| 380 | Organometallic compounds | 5 | 214 | 1050 | 757 |
| 383 | Waste management | 9 | 211 | 745 | 677 |
| 384 | Data Mining | 8 | 207 | 904 | 1010 |
| 384 | Medical genetics | 10 | 207 | 1076 | 1439 |
| 384 | Sedimentary rocks | 5 | 207 | 456 | 380 |
| 387 | Plant Morphology | 12 | 206 | 199 | 265 |
| 388 | Electromagnetism | 14 | 203 | 403 | 519 |
| 389 | sanitation | 5 | 202 | 1065 | 1291 |
| 389 | Evidence-Based Medicine | 3 | 202 | 668 | 348 |
| 389 | Water Purification | 8 | 202 | 637 | 556 |
| 392 | Nursing | 13 | 201 | 851 | 873 |
| 393 | Mental Health | 7 | 199 | 927 | 817 |
| 393 | Photobiology | 7 | 199 | 855 | 837 |
| 393 | data collection | 7 | 199 | 612 | 703 |
| 396 | Animal genetics | 13 | 198 | 217 | 343 |
| 397 | Smart Materials | 8 | 197 | 525 | 509 |
| 398 | Animal Nutrition | 5 | 194 | 410 | 300 |
| 399 | Social Change | 3 | 193 | 1040 | 978 |
| 400 | Cryptography | 17 | 192 | 155 | 201 |
| 400 | transgenic organisms | 7 | 192 | 81 | 141 |
| 400 | bioclimatology | 7 | 192 | 510 | 529 |
| 403 | Nonlinear Dynamics | 10 | 186 | 1120 | 1192 |
| 404 | Operations Research | 13 | 184 | 1120 | 1409 |
| 405 | Veterinary Pathology | 13 | 183 | 118 | 148 |
| 405 | Ceramics | 22 | 183 | 420 | 772 |
| 407 | Agricultural Engineering | 5 | 181 | 298 | 261 |
| 407 | Structural design | 7 | 181 | 509 | 507 |
| 407 | Sleep Disorders | 7 | 181 | 855 | 850 |
| 407 | Enteral nutrition | 4 | 181 | 615 | 597 |
| 407 | Parenteral nutrition | 4 | 181 | 705 | 682 |
| 407 | Sleep | 7 | 181 | 876 | 854 |
| 413 | Virulence | 7 | 180 | 607 | 932 |
| 414 | Ecological Engineering | 4 | 177 | 533 | 548 |
| 414 | Forensic Toxicology | 7 | 177 | 31 | 31 |
| 414 | Drug delivery systems | 9 | 177 | 861 | 1185 |
| 417 | Thrombosis | 8 | 176 | 545 | 647 |
| 417 | Synapses | 9 | 176 | 99 | 179 |
| 419 | Radiation Oncology | 7 | 175 | 175 | 201 |
| 419 | Agronomy | 4 | 175 | 334 | 393 |
| 421 | Aerospace Engineering | 22 | 173 | 49 | 80 |
| 421 | Earthquake Engineering | 10 | 173 | 754 | 933 |
| 423 | Computational Fluid Dynamics | 9 | 172 | 302 | 384 |
| 424 | transgenic animals | 6 | 171 | 98 | 152 |
| 425 | Sustainable agriculture | 6 | 168 | 405 | 453 |
| 425 | Hemostasis | 6 | 168 | 460 | 418 |
| 425 | Gene expression regulation | 3 | 168 | 859 | 634 |
| 425 | biopolymers | 5 | 168 | 866 | 803 |
| 429 | System analysis | 10 | 167 | 1326 | 1536 |
| 430 | Radiation Protection | 2 | 166 | 750 | 153 |
| 430 | radiation monitoring | 2 | 166 | 684 | 141 |
| 430 | Radiation dosimetry | 1 | 166 | 757 | 96 |
| 433 | Tissue Engineering | 7 | 165 | 156 | 225 |
| 434 | Diagnostic Imaging | 10 | 164 | 882 | 1059 |
| 434 | Respiration | 4 | 164 | 1079 | 976 |
| 436 | Structural Engineering | 14 | 163 | 741 | 1039 |
| 436 | Volcanoes | 6 | 163 | 184 | 201 |
| 436 | food industry | 14 | 163 | 177 | 352 |
| 436 | gastrointestinal tract | 1 | 163 | 543 | 341 |
| 440 | atmosphere | 2 | 162 | 903 | 562 |
| 440 | Marine algae | 10 | 162 | 32 | 46 |
| 442 | Developmental Genetics | 1 | 161 | 635 | 474 |
| 442 | Computational Biology | 8 | 161 | 1391 | 1576 |
| 442 | Clinical Immunology | 8 | 161 | 564 | 724 |
| 442 | viral genetics | 1 | 161 | 388 | 381 |
| 446 | Australia | 24 | 160 | 418 | 979 |
| 447 | Signal Processing | 13 | 156 | 1278 | 1780 |
| 448 | Nanobiotechnology | 2 | 155 | 521 | 455 |
| 449 | Economics | 21 | 153 | 1663 | 2317 |
| 449 | Child welfare | 5 | 153 | 818 | 639 |
| 449 | Allergy | 7 | 153 | 614 | 908 |
| 452 | Oncogenes | 4 | 151 | 765 | 963 |
| 452 | Spectrum analysis | 9 | 151 | 2482 | 2698 |
| 454 | Invertebrates | 4 | 150 | 487 | 353 |
| 455 | Metabolic diseases | 5 | 149 | 1335 | 1505 |
| 456 | livestock | 6 | 148 | 341 | 250 |
| 457 | Agricultural Science | 1 | 146 | 387 | 242 |
| 458 | Freeze-Drying | 2 | 145 | 467 | 215 |
| 458 | Hypothermia | 2 | 145 | 467 | 215 |
| 458 | Freeze Drying | 2 | 145 | 467 | 215 |
| 461 | Respiratory Therapy | 1 | 144 | 68 | 7 |
| 461 | Intelligent Transportation Systems | 4 | 144 | 937 | 910 |
| 461 | Neurotoxicology | 3 | 144 | 549 | 456 |
| 461 | gases | 1 | 144 | 68 | 7 |
| 465 | Adolescent | 6 | 142 | 1345 | 1344 |
| 466 | Structural dynamics | 7 | 140 | 633 | 867 |
| 466 | Liquid Crystals | 27 | 140 | 220 | 359 |
| 466 | Bioinformatics | 6 | 140 | 1311 | 1379 |
| 469 | DNS | 3 | 139 | 460 | 349 |
| 470 | Erectile dysfunction | 6 | 137 | 134 | 154 |
| 470 | Genetic translocation | 11 | 137 | 37 | 156 |
| 470 | plasmids | 11 | 137 | 37 | 156 |
| 473 | vascular diseases | 4 | 136 | 536 | 583 |
| 474 | Genetic recombination | 7 | 135 | 861 | 1013 |
| 474 | Recombinant DNA | 7 | 135 | 924 | 1066 |
| 476 | Animal husbandry | 2 | 134 | 385 | 184 |
| 476 | Hematopoietic stem cell transplantation | 5 | 134 | 271 | 382 |
| 478 | Pediatrics | 6 | 132 | 1322 | 1521 |
| 478 | Geodynamics | 5 | 132 | 668 | 714 |
| 478 | protein | 4 | 132 | 959 | 844 |
| 481 | Heat Exchangers | 7 | 131 | 836 | 1183 |
| 481 | Chromosome mapping | 9 | 131 | 881 | 1395 |
| 481 | fishing industry | 6 | 131 | 60 | 50 |
| 481 | concrete | 1 | 131 | 1325 | 959 |
| 481 | Cement | 1 | 131 | 867 | 679 |
| 481 | gene mapping | 9 | 131 | 953 | 1543 |
| 487 | Engineering Geology | 4 | 130 | 1161 | 1087 |
| 487 | medical education | 6 | 130 | 1081 | 1074 |
| 489 | United States | 14 | 129 | 2134 | 2957 |
| 490 | Rheumatology | 6 | 128 | 696 | 796 |
| 490 | Perception | 3 | 128 | 1404 | 1173 |
| 492 | Coding Theory | 12 | 126 | 119 | 157 |
| 493 | Child | 7 | 125 | 1330 | 1528 |
| 494 | stem cell transplantation | 9 | 124 | 31 | 26 |
| 494 | soil conservation | 7 | 124 | 437 | 649 |
| 496 | textile fibers | 14 | 123 | 114 | 187 |
| 497 | Veterinary Immunology | 12 | 122 | 124 | 241 |
| 498 | Ceramic materials | 10 | 121 | 685 | 1028 |
| 499 | Microbial Metabolism | 2 | 119 | 258 | 195 |
| 500 | Oral Medicine | 3 | 118 | 741 | 430 |
| 501 | Wildlife conservation | 3 | 117 | 980 | 1033 |
| 501 | Soft Condensed Matter | 4 | 117 | 883 | 860 |
| 503 | Conservation Biology | 5 | 116 | 799 | 936 |
| 504 | soil pollution | 6 | 115 | 283 | 395 |
| 504 | Leukemia | 3 | 115 | 710 | 708 |
| 504 | Social work | 6 | 115 | 935 | 879 |
| 507 | Thermodynamics | 7 | 114 | 799 | 703 |
| 507 | microwave communication systems | 3 | 114 | 380 | 298 |
| 507 | Plant hormones | 3 | 114 | 299 | 303 |
| 507 | Microwave devices | 3 | 114 | 464 | 348 |
| 511 | vibration | 9 | 113 | 644 | 967 |
| 511 | occupational diseases | 5 | 113 | 512 | 652 |
| 511 | Cell survival | 4 | 113 | 139 | 202 |
| 511 | Zeolites | 6 | 113 | 632 | 984 |
| 511 | viruses | 6 | 113 | 823 | 1172 |
| 511 | molecular chaperones | 4 | 113 | 170 | 205 |
| 517 | Information Technology | 11 | 112 | 1208 | 1930 |
| 517 | Fluid Mechanics | 10 | 112 | 821 | 1091 |
| 517 | Crystallography | 21 | 112 | 604 | 784 |
| 517 | Genetic therapy | 2 | 112 | 979 | 838 |
| 521 | Emerging infectious diseases | 4 | 111 | 219 | 286 |
| 522 | Economic History | 15 | 108 | 1452 | 2073 |
| 523 | Ichthyology | 10 | 107 | 152 | 225 |
| 524 | Algebra | 15 | 106 | 707 | 768 |
| 524 | visualization | 15 | 106 | 556 | 676 |
| 526 | animal diseases | 7 | 104 | 256 | 376 |
| 527 | Freezing | 13 | 103 | 86 | 154 |
| 527 | management | 8 | 103 | 2154 | 2880 |
| 529 | Regenerative Medicine | 5 | 102 | 73 | 83 |
| 529 | Population Genetics | 5 | 102 | 840 | 1130 |
| 529 | Supramolecular chemistry | 11 | 102 | 65 | 114 |
| 529 | biological evolution | 5 | 102 | 1442 | 1856 |
| 529 | India | 6 | 102 | 934 | 597 |
| 534 | Adaptive control systems | 12 | 101 | 189 | 400 |
| 534 | Microscopy | 7 | 101 | 875 | 954 |
| 536 | Public Policy | 6 | 100 | 1148 | 1500 |
| 536 | Neural circuitry | 9 | 100 | 1180 | 1973 |
| 536 | pain | 5 | 100 | 869 | 1075 |
| 539 | Finite Element Method | 3 | 99 | 326 | 245 |
| 540 | Health Education | 6 | 98 | 1173 | 1350 |
| 540 | Convergence | 2 | 98 | 68 | 83 |
| 540 | Nonlinear systems | 6 | 98 | 392 | 467 |
| 543 | economic policy | 10 | 96 | 1292 | 1543 |
| 544 | Interfaces | 2 | 95 | 450 | 241 |
| 544 | Chromosomes | 3 | 95 | 839 | 887 |
| 546 | Wind power | 1 | 94 | 529 | 207 |
| 547 | Educational Technology | 3 | 93 | 1654 | 1466 |
| 547 | machinery | 3 | 93 | 827 | 645 |
| 549 | Statistics | 14 | 92 | 1228 | 1642 |
| 549 | Image Processing | 7 | 92 | 1458 | 1886 |
| 549 | industrial hygiene | 6 | 92 | 632 | 565 |
| 549 | Neuromuscular diseases | 3 | 92 | 522 | 535 |
| 553 | Internet of Things | 14 | 91 | 447 | 1126 |
| 553 | Light | 11 | 91 | 427 | 990 |
| 553 | internet | 14 | 91 | 624 | 1428 |
| 556 | Tourism | 1 | 90 | 2412 | 1762 |
| 556 | catalytic activity | 5 | 90 | 492 | 714 |
| 558 | Marine Engineering | 2 | 89 | 317 | 110 |
| 558 | Nuclear Medicine | 4 | 89 | 695 | 687 |
| 558 | Naval Architecture | 2 | 89 | 376 | 221 |
| 558 | Molecular Imaging | 4 | 89 | 455 | 548 |
| 562 | Health | 4 | 88 | 1668 | 1675 |
| 562 | Molecular evolution | 5 | 88 | 1046 | 1524 |
| 564 | Environmental Law | 2 | 86 | 1178 | 1369 |
| 564 | Molecular ecology | 2 | 86 | 1070 | 1203 |
| 566 | Food Preservation | 9 | 85 | 351 | 601 |
| 567 | Linguistics | 1 | 84 | 1906 | 964 |
| 567 | Neuropsychology | 3 | 84 | 1949 | 1883 |
| 567 | Stochastic Processes | 8 | 84 | 507 | 694 |
| 567 | Synaptic Transmission | 3 | 84 | 426 | 485 |
| 567 | Extreme environments | 5 | 84 | 128 | 310 |
| 572 | Cardiovascular Pharmacology | 2 | 83 | 315 | 263 |
| 572 | Obesity | 4 | 83 | 1383 | 1719 |
| 572 | Synthetic biology | 2 | 83 | 366 | 329 |
| 572 | commerce | 4 | 83 | 1364 | 1397 |
| 576 | solar power | 4 | 82 | 685 | 1043 |
| 576 | solar cells | 4 | 82 | 741 | 1096 |
| 578 | Music | 3 | 81 | 888 | 592 |
| 578 | voice | 3 | 81 | 481 | 401 |
| 578 | clay | 5 | 81 | 602 | 1023 |
| 578 | Fish | 8 | 81 | 148 | 251 |
| 582 | Raman spectroscopy | 2 | 80 | 971 | 775 |
| 583 | Process Control | 1 | 79 | 1477 | 1298 |
| 583 | Nanostructures | 6 | 79 | 1411 | 1912 |
| 583 | Production Management | 1 | 79 | 1734 | 1419 |
| 586 | Probiotics | 2 | 78 | 238 | 195 |
| 586 | natural disasters | 3 | 78 | 1263 | 1356 |
| 588 | Food additives | 3 | 77 | 1057 | 1317 |
| 588 | tomography | 3 | 77 | 341 | 284 |
| 590 | Psychopharmacology | 4 | 76 | 1059 | 1333 |
| 590 | particles | 3 | 76 | 1033 | 1016 |
| 590 | water supply | 3 | 76 | 820 | 949 |
| 590 | Egypt | 6 | 76 | 272 | 623 |
| 594 | Community Psychiatry | 4 | 75 | 729 | 991 |
| 594 | carbon monoxide | 2 | 75 | 463 | 528 |
| 596 | extraterrestrial environment | 1 | 74 | 939 | 468 |
| 596 | astronomical phenomena | 1 | 74 | 869 | 432 |
| 598 | Boundary Value Problems | 6 | 73 | 515 | 657 |
| 598 | Biofeedback | 1 | 73 | 242 | 168 |
| 598 | Drying | 3 | 73 | 358 | 402 |
| 598 | behavior therapy | 1 | 73 | 1140 | 808 |
| 598 | Psychophysiology | 1 | 73 | 3037 | 2382 |
| 603 | Telecommunication Systems | 7 | 72 | 1065 | 1385 |
| 603 | Agricultural Ecology | 3 | 72 | 963 | 1226 |
| 603 | Strategic planning | 4 | 72 | 658 | 848 |
| 603 | Planets | 2 | 72 | 1410 | 1486 |
| 603 | Nitric oxide | 1 | 72 | 515 | 360 |
| 608 | Developing countries | 3 | 71 | 2202 | 2082 |
| 609 | Marine Biotechnology | 4 | 70 | 151 | 311 |
| 610 | Neuropsychiatry | 4 | 69 | 640 | 796 |
| 610 | Medical Physics | 4 | 69 | 1191 | 1412 |
| 610 | histological techniques | 1 | 69 | 862 | 754 |
| 613 | disease outbreaks | 1 | 68 | 704 | 590 |
| 613 | Epidemics | 1 | 68 | 675 | 585 |
| 613 | Immune system | 2 | 68 | 926 | 1025 |
| 616 | Pharmacokinetics | 2 | 67 | 969 | 1006 |
| 616 | Combinatorial chemistry | 1 | 67 | 1059 | 920 |
| 616 | wood | 5 | 67 | 332 | 397 |
| 619 | Flexible manufacturing systems | 1 | 66 | 786 | 508 |
| 619 | Visual Perception | 2 | 66 | 1448 | 1310 |
| 619 | Foodborne diseases | 5 | 66 | 127 | 261 |
| 619 | Granular materials | 2 | 66 | 801 | 768 |
| 619 | Memory | 2 | 66 | 1574 | 1530 |
| 619 | Attention | 2 | 66 | 1498 | 1366 |
| 625 | Lipids | 3 | 65 | 1155 | 1400 |
| 625 | Bacteria | 2 | 65 | 393 | 519 |
| 625 | Chemical industry | 5 | 65 | 990 | 1165 |
| 628 | Clinical Pharmacology | 7 | 64 | 746 | 1161 |
| 629 | Social Sciences | 13 | 63 | 1618 | 2787 |
| 629 | Education | 3 | 63 | 3401 | 2845 |
| 629 | Drug targeting | 3 | 63 | 288 | 520 |
| 629 | biofuels | 1 | 63 | 474 | 565 |
| 629 | Hormones | 2 | 63 | 1215 | 1231 |
| 634 | Fishery management | 6 | 62 | 500 | 773 |
| 634 | Measurement | 4 | 62 | 1192 | 1409 |
| 634 | Child Development | 3 | 62 | 1598 | 1813 |
| 634 | Industry | 3 | 62 | 156 | 504 |
| 634 | Performance | 1 | 62 | 451 | 343 |
| 639 | Chemotherapy | 6 | 61 | 732 | 1088 |
| 639 | Plate Tectonics | 1 | 61 | 477 | 303 |
| 639 | eugenics | 3 | 61 | 498 | 549 |
| 639 | Menopause | 2 | 61 | 362 | 334 |
| 643 | Business | 1 | 60 | 3007 | 2425 |
| 643 | East Asia | 6 | 60 | 365 | 495 |
| 643 | Sun | 1 | 60 | 483 | 333 |
| 643 | Solar System | 1 | 60 | 984 | 755 |
| 643 | Kidney diseases | 8 | 60 | 471 | 884 |
| 648 | Obstetrics | 3 | 59 | 1713 | 1771 |
| 649 | Physical Therapy | 2 | 58 | 1365 | 1296 |
| 649 | Technological Innovations | 5 | 58 | 780 | 1285 |
| 649 | preimplantation genetic diagnosis | 4 | 58 | 338 | 465 |
| 649 | embryo transfer | 4 | 58 | 352 | 478 |
| 649 | biomedicine | 3 | 58 | 471 | 722 |
| 649 | biological invasions | 1 | 58 | 953 | 751 |
| 655 | Materials Engineering | 5 | 56 | 525 | 696 |
| 655 | Cybernetics | 3 | 56 | 1489 | 1691 |
| 655 | probabilities | 13 | 56 | 660 | 1005 |
| 658 | Surface-Active Agents | 2 | 55 | 1359 | 1589 |
| 658 | Amyloidosis | 2 | 55 | 159 | 167 |
| 658 | Surface properties | 2 | 55 | 1406 | 1637 |
| 658 | Glass | 4 | 55 | 880 | 1143 |
| 658 | pottery | 4 | 55 | 841 | 1114 |
| 658 | Cell metabolism | 3 | 55 | 601 | 995 |
| 658 | Meteorites | 1 | 55 | 1076 | 1056 |
| 665 | Paleoclimatology | 4 | 54 | 906 | 1226 |
| 665 | Architectural Design | 5 | 54 | 321 | 393 |
| 665 | Multiphase Flow | 3 | 54 | 387 | 515 |
| 665 | breastfeeding | 2 | 54 | 576 | 573 |
| 669 | Apoptosis | 1 | 53 | 516 | 433 |
| 669 | neurotoxins | 1 | 53 | 516 | 433 |
| 669 | Neurotoxic agents | 1 | 53 | 516 | 433 |
| 669 | Cardiovascular diseases | 10 | 53 | 731 | 1330 |
| 669 | Algae | 5 | 53 | 552 | 823 |
| 669 | Biomolecules | 2 | 53 | 561 | 718 |
| 669 | synthesis | 5 | 53 | 878 | 1003 |
| 669 | Cerebral cortex | 1 | 53 | 1131 | 1054 |
| 669 | Nerve regeneration | 1 | 53 | 516 | 433 |
| 678 | Geomagnetism | 3 | 52 | 557 | 640 |
| 678 | Electrochemical Analysis | 6 | 52 | 1177 | 1752 |
| 678 | air quality | 3 | 52 | 193 | 331 |
| 678 | computer networks | 7 | 52 | 1622 | 2443 |
| 682 | Chronobiology | 1 | 51 | 890 | 580 |
| 682 | Telemedicine | 2 | 51 | 398 | 469 |
| 682 | Circadian rhythms | 1 | 51 | 681 | 516 |
| 682 | Antenna Arrays | 4 | 51 | 467 | 673 |
| 682 | biological clocks | 1 | 51 | 890 | 580 |
| 682 | Green Technology | 2 | 51 | 557 | 579 |
| 682 | circadian rhythm | 1 | 51 | 890 | 580 |
| 682 | biological rhythms | 1 | 51 | 854 | 571 |
| 682 | Gastrointestinal diseases | 5 | 51 | 453 | 684 |
| 691 | Educational Psychology | 3 | 50 | 1345 | 1511 |
| 691 | ecosystem | 5 | 50 | 959 | 1679 |
| 693 | Sports Medicine | 4 | 49 | 1973 | 2108 |
| 693 | X-ray crystallography | 12 | 49 | 221 | 493 |
| 693 | Imaging systems | 2 | 49 | 1051 | 702 |
| 696 | Histocompatibility Testing | 2 | 48 | 540 | 546 |
| 696 | Europe | 2 | 48 | 3000 | 2601 |
| 698 | Paleoecology | 3 | 47 | 987 | 1233 |
| 698 | Hemodynamics | 1 | 47 | 764 | 788 |
| 698 | Paleogeography | 3 | 47 | 903 | 1149 |
| 698 | Wetland ecology | 1 | 47 | 832 | 560 |
| 698 | wetland management | 1 | 47 | 360 | 250 |
| 698 | Cell communication | 2 | 47 | 681 | 921 |
| 704 | Chemical Ecology | 5 | 46 | 388 | 779 |
| 704 | Psychoneuroimmunology | 2 | 46 | 671 | 919 |
| 704 | Immunogenetics | 5 | 46 | 423 | 686 |
| 707 | Soil Mechanics | 1 | 45 | 1440 | 1217 |
| 707 | Rock Mechanics | 1 | 45 | 1184 | 1048 |
| 707 | Histochemistry | 2 | 45 | 1127 | 1086 |
| 707 | Immunochemistry | 6 | 45 | 636 | 1080 |
| 707 | Geriatric Oncology | 2 | 45 | 592 | 741 |
| 707 | Hydraulic machinery | 2 | 45 | 62 | 39 |
| 707 | Investment analysis | 6 | 45 | 621 | 1121 |
| 707 | animals | 5 | 45 | 949 | 1222 |
| 707 | pheromones | 4 | 45 | 407 | 761 |
| 707 | Alzheimer's disease | 17 | 45 | 533 | 1059 |
| 707 | Evolution | 2 | 45 | 1886 | 1993 |
| 718 | Anthropology | 2 | 44 | 1721 | 1452 |
| 718 | Autism | 1 | 44 | 989 | 941 |
| 720 | Immunotoxicology | 2 | 43 | 390 | 401 |
| 721 | Archaeology | 5 | 42 | 988 | 1221 |
| 721 | Geriatric Nursing | 4 | 42 | 424 | 539 |
| 721 | Health Policy | 3 | 42 | 1812 | 2105 |
| 721 | Computer Architecture | 4 | 42 | 464 | 559 |
| 721 | Antibacterial agents | 3 | 42 | 583 | 959 |
| 721 | Microprocessors | 4 | 42 | 499 | 719 |
| 721 | Ferroelectricity | 6 | 42 | 724 | 914 |
| 721 | blood transfusion | 4 | 42 | 424 | 587 |
| 721 | Informatics | 2 | 42 | 993 | 1087 |
| 730 | Serology | 2 | 41 | 609 | 707 |
| 730 | Remote Sensing | 2 | 41 | 1737 | 1450 |
| 730 | Long-Term Care | 2 | 41 | 571 | 742 |
| 730 | Long-term care facilities | 2 | 41 | 566 | 739 |
| 730 | Sports | 3 | 41 | 1938 | 1951 |
| 730 | Africa | 14 | 41 | 573 | 1397 |
| 730 | Bones | 2 | 41 | 752 | 999 |
| 730 | Phylogeny | 1 | 41 | 1268 | 1298 |
| 738 | Sociology | 8 | 40 | 1802 | 3155 |
| 738 | Dermatology | 3 | 40 | 1306 | 1495 |
| 738 | Melanoma | 2 | 40 | 241 | 332 |
| 738 | Cellular senescence | 1 | 40 | 601 | 850 |
| 738 | Multimedia Systems | 6 | 40 | 1308 | 2012 |
| 738 | human behavior | 1 | 40 | 3192 | 3232 |
| 738 | rare diseases | 2 | 40 | 637 | 731 |
| 738 | Mountains | 4 | 40 | 309 | 448 |
| 738 | amino acids | 1 | 40 | 967 | 894 |
| 747 | Health Services Research | 3 | 39 | 1375 | 1676 |
| 747 | Evolutionary Genetics | 5 | 39 | 442 | 972 |
| 747 | Molecular Epidemiology | 5 | 39 | 442 | 972 |
| 747 | Primary health care | 3 | 39 | 1485 | 1788 |
| 747 | Human evolution | 1 | 39 | 634 | 657 |
| 747 | Food Security | 1 | 39 | 315 | 326 |
| 747 | Cerebrospinal fluid | 1 | 39 | 230 | 225 |
| 754 | Hydraulic Engineering | 2 | 38 | 975 | 1014 |
| 754 | Plasma chemistry | 1 | 38 | 661 | 559 |
| 754 | Biofilms | 1 | 38 | 336 | 378 |
| 754 | Plasma polymerization | 1 | 38 | 454 | 384 |
| 754 | foods | 1 | 38 | 282 | 247 |
| 754 | Vision | 2 | 38 | 722 | 870 |
| 760 | Psychiatric Nursing | 7 | 37 | 397 | 832 |
| 760 | peptides | 3 | 37 | 775 | 1016 |
| 760 | economic analysis | 2 | 37 | 315 | 424 |
| 763 | Humanities | 11 | 36 | 801 | 1903 |
| 763 | Physical Chemistry | 4 | 36 | 1782 | 2318 |
| 763 | Bacterial diseases | 2 | 36 | 344 | 494 |
| 763 | sports injuries | 2 | 36 | 683 | 710 |
| 767 | Animal Behavior | 1 | 35 | 2299 | 2257 |
| 767 | drug resistance | 2 | 35 | 858 | 1104 |
| 767 | Ethology | 1 | 35 | 1837 | 1926 |
| 770 | Sustainable Development | 4 | 34 | 1768 | 2893 |
| 770 | Animal Physiology | 1 | 34 | 263 | 282 |
| 770 | Natural selection | 1 | 34 | 263 | 282 |
| 770 | Research Design | 2 | 34 | 1255 | 1464 |
| 770 | Shock Waves | 2 | 34 | 219 | 212 |
| 770 | curriculum evaluation | 1 | 34 | 699 | 570 |
| 770 | Bacterial infections | 1 | 34 | 1140 | 1200 |
| 770 | genetic selection | 1 | 34 | 263 | 282 |
| 778 | Marine Geology | 2 | 33 | 705 | 818 |
| 778 | Dynamics | 5 | 33 | 1299 | 1754 |
| 778 | Geographic information systems | 1 | 33 | 1765 | 1344 |
| 778 | Antigens | 6 | 33 | 480 | 877 |
| 778 | Acarology | 2 | 33 | 366 | 431 |
| 778 | Textile industry | 4 | 33 | 403 | 539 |
| 778 | Mites | 2 | 33 | 499 | 511 |
| 778 | Ticks | 2 | 33 | 355 | 430 |
| 778 | Acari | 2 | 33 | 355 | 430 |
| 787 | Mobile Computing | 3 | 32 | 1087 | 1367 |
| 787 | Organizational learning | 3 | 32 | 410 | 684 |
| 787 | Learning disabilities | 2 | 32 | 906 | 1029 |
| 790 | Nuclear Engineering | 8 | 31 | 877 | 1498 |
| 790 | Mining Geology | 1 | 31 | 177 | 117 |
| 790 | Solitons | 4 | 31 | 1076 | 1691 |
| 790 | Fractals | 4 | 31 | 1082 | 1696 |
| 790 | Mycotoxins | 2 | 31 | 183 | 253 |
| 790 | Chaos | 4 | 31 | 1076 | 1691 |
| 790 | Central Asia | 6 | 31 | 53 | 315 |
| 790 | biomimicry | 1 | 31 | 332 | 338 |
| 798 | Nuclear Energy | 7 | 30 | 573 | 1096 |
| 798 | Genetic Toxicology | 1 | 30 | 740 | 849 |
| 798 | Nuclear Chemistry | 9 | 30 | 564 | 1150 |
| 798 | Radiochemistry | 9 | 30 | 495 | 1051 |
| 798 | Information visualization | 5 | 30 | 100 | 221 |
| 798 | Radio wave propagation | 4 | 30 | 603 | 853 |
| 798 | econometric models | 2 | 30 | 832 | 1047 |
| 805 | Computational Chemistry | 2 | 29 | 816 | 995 |
| 805 | Food Safety | 3 | 29 | 241 | 488 |
| 805 | Petroleum Geology | 1 | 29 | 733 | 741 |
| 805 | Schizophrenia | 3 | 29 | 824 | 1224 |
| 805 | X-rays | 3 | 29 | 517 | 637 |
| 810 | Number Theory | 12 | 28 | 354 | 773 |
| 810 | Pacific Islands | 4 | 28 | 229 | 412 |
| 810 | Seaweed | 1 | 28 | 821 | 877 |
| 810 | Scandinavia | 2 | 28 | 701 | 832 |
| 810 | pharmaceutical industry | 4 | 28 | 479 | 890 |
| 810 | Coronary heart disease | 4 | 28 | 142 | 260 |
| 810 | mathematical concepts | 3 | 28 | 401 | 542 |
| 817 | Econometrics | 3 | 27 | 1331 | 1517 |
| 817 | Social policy | 2 | 27 | 1247 | 1375 |
| 817 | Computational Complexity | 3 | 27 | 1048 | 1363 |
| 817 | planning | 2 | 27 | 972 | 1210 |
| 817 | Economic planning | 2 | 27 | 673 | 962 |
| 822 | Industrial Design | 3 | 26 | 253 | 506 |
| 822 | Marine Ecology | 4 | 26 | 655 | 1060 |
| 822 | Library Science | 2 | 26 | 1178 | 1102 |
| 822 | Islam | 1 | 26 | 868 | 604 |
| 822 | finance | 4 | 26 | 2052 | 2746 |
| 822 | biological monitoring | 2 | 26 | 613 | 961 |
| 828 | Hydrometeorology | 1 | 25 | 344 | 446 |
| 828 | Analytical Biochemistry | 2 | 25 | 1859 | 2221 |
| 828 | Career development | 1 | 25 | 817 | 696 |
| 828 | Vocational guidance | 1 | 25 | 1384 | 1361 |
| 828 | Microbiota | 1 | 25 | 199 | 207 |
| 833 | Psycholinguistics | 3 | 24 | 899 | 1324 |
| 833 | Artificial Organs | 5 | 24 | 420 | 761 |
| 833 | Medical Ethics | 2 | 24 | 1276 | 1420 |
| 833 | Diffusion of innovations | 1 | 24 | 248 | 275 |
| 833 | Superconductivity | 1 | 24 | 695 | 617 |
| 833 | body temperature | 1 | 24 | 993 | 983 |
| 833 | RNA | 1 | 24 | 749 | 865 |
| 833 | Disease | 2 | 24 | 375 | 681 |
| 841 | Polymer Engineering | 4 | 23 | 62 | 199 |
| 841 | adolescence | 1 | 23 | 1448 | 1434 |
| 841 | Entropy | 1 | 23 | 1909 | 1650 |
| 841 | Pituitary gland | 1 | 23 | 299 | 345 |
| 845 | Astrophysics | 3 | 22 | 2630 | 3159 |
| 845 | Phylogenetics | 3 | 22 | 88 | 209 |
| 845 | Child psychology | 1 | 22 | 1883 | 1958 |
| 845 | vitamin C | 3 | 22 | 381 | 884 |
| 845 | vitamin E | 3 | 22 | 381 | 884 |
| 850 | Computer Science | 8 | 21 | 1253 | 2632 |
| 850 | Andrology | 2 | 21 | 654 | 907 |
| 850 | health behavior | 1 | 21 | 1282 | 1367 |
| 850 | Bioremediation | 2 | 21 | 1109 | 1685 |
| 850 | Bioethics | 1 | 21 | 1410 | 1274 |
| 850 | Atherosclerosis | 1 | 21 | 269 | 356 |
| 850 | Genetically modified organisms | 1 | 21 | 29 | 45 |
| 850 | nursing ethics | 1 | 21 | 489 | 625 |
| 850 | polar regions | 2 | 21 | 730 | 962 |
| 850 | ovary | 1 | 21 | 381 | 469 |
| 850 | safety | 1 | 21 | 150 | 183 |
| 850 | radar | 2 | 21 | 219 | 309 |
| 850 | Sonar | 2 | 21 | 185 | 265 |
| 850 | Biomass | 2 | 21 | 873 | 1507 |
| 850 | multimedia | 2 | 21 | 606 | 909 |
| 850 | Interactive multimedia | 2 | 21 | 702 | 1065 |
| 850 | Navigation | 2 | 21 | 350 | 375 |
| 867 | Computer Engineering | 6 | 20 | 613 | 1623 |
| 867 | Applied Mathematics | 4 | 20 | 161 | 164 |
| 867 | Pediatric Hematology | 2 | 20 | 430 | 464 |
| 867 | Palliative Care | 2 | 20 | 881 | 1100 |
| 867 | Public Administration | 3 | 20 | 1329 | 1768 |
| 867 | Forest Ecology | 1 | 20 | 1414 | 1654 |
| 867 | hospice care | 2 | 20 | 619 | 848 |
| 867 | Knowledge management | 2 | 20 | 596 | 850 |
| 867 | Forest Management | 1 | 20 | 1354 | 1541 |
| 867 | Intellectual disability | 1 | 20 | 1154 | 1139 |
| 877 | Software Engineering | 1 | 19 | 1466 | 1424 |
| 877 | Bioprinting | 1 | 19 | 102 | 174 |
| 877 | Continuum Mechanics | 1 | 19 | 329 | 337 |
| 877 | Protozoa | 1 | 19 | 685 | 767 |
| 877 | Mechanics | 1 | 19 | 1936 | 1748 |
| 877 | Osteoporosis | 2 | 19 | 422 | 666 |
| 877 | Bone diseases | 2 | 19 | 538 | 829 |
| 884 | Ergonomics | 3 | 18 | 857 | 1391 |
| 884 | Porous materials | 4 | 18 | 663 | 1268 |
| 884 | Adipose tissue | 3 | 18 | 55 | 221 |
| 884 | crops | 2 | 18 | 169 | 288 |
| 884 | Fashion | 2 | 18 | 191 | 294 |
| 884 | antibiotics | 1 | 18 | 427 | 574 |
| 890 | Cosmology | 2 | 17 | 734 | 917 |
| 890 | Crystallization | 7 | 17 | 291 | 681 |
| 890 | Energy Consumption | 1 | 17 | 706 | 925 |
| 890 | nuclear astrophysics | 2 | 17 | 581 | 780 |
| 890 | Biodiversity conservation | 3 | 17 | 1405 | 2269 |
| 890 | gene therapy | 1 | 17 | 1189 | 1427 |
| 890 | Transport | 2 | 17 | 686 | 1122 |
| 890 | Sea | 2 | 17 | 616 | 989 |
| 890 | Fishery resources | 2 | 17 | 683 | 1068 |
| 890 | Electromagnetic fields | 4 | 17 | 301 | 488 |
| 890 | Vegetation | 2 | 17 | 130 | 198 |
| 890 | optical devices | 2 | 17 | 625 | 877 |
| 902 | Language Disorders | 1 | 16 | 1176 | 1217 |
| 902 | Ecological Genetics | 3 | 16 | 629 | 1080 |
| 902 | Functional Genomics | 1 | 16 | 435 | 637 |
| 902 | Queuing Theory | 1 | 16 | 297 | 288 |
| 902 | nuclear magnetic resonance | 2 | 16 | 1033 | 1210 |
| 902 | locomotion | 1 | 16 | 970 | 1127 |
| 902 | posture | 1 | 16 | 970 | 1127 |
| 902 | nuclear magnetic resonance spectroscopy | 2 | 16 | 838 | 1021 |
| 902 | plant viruses | 2 | 16 | 232 | 461 |
| 902 | Writing | 1 | 16 | 513 | 621 |
| 902 | Reading | 1 | 16 | 924 | 986 |
| 902 | atmospheric models | 2 | 16 | 655 | 996 |
| 902 | Cellulose | 1 | 16 | 1080 | 1400 |
| 902 | Multiple sclerosis | 4 | 16 | 449 | 844 |
| 902 | gait | 1 | 16 | 970 | 1127 |
| 902 | Biodiversity | 3 | 16 | 2027 | 2950 |
| 902 | walking | 1 | 16 | 970 | 1127 |
| 919 | Radiologic Technology | 2 | 15 | 166 | 257 |
| 919 | Landscape Ecology | 1 | 15 | 705 | 962 |
| 919 | Nanoelectronics | 3 | 15 | 759 | 1174 |
| 919 | School Psychology | 1 | 15 | 724 | 908 |
| 919 | Interventional Radiology | 2 | 15 | 166 | 257 |
| 919 | Agricultural Biotechnology | 2 | 15 | 413 | 463 |
| 919 | Biological Systems | 1 | 15 | 956 | 1145 |
| 919 | Randomized Controlled Trials | 3 | 15 | 873 | 1348 |
| 919 | Interventional Radiography | 2 | 15 | 166 | 257 |
| 919 | Molecular Spectroscopy | 2 | 15 | 2054 | 2692 |
| 919 | Endoscopic Surgery | 2 | 15 | 166 | 257 |
| 919 | Semiconductor industry | 2 | 15 | 686 | 990 |
| 919 | Spine | 1 | 15 | 817 | 994 |
| 932 | Geography | 1 | 14 | 2661 | 2846 |
| 932 | Biogeography | 1 | 14 | 1346 | 1642 |
| 932 | Magnetic Resonance Imaging | 1 | 14 | 606 | 698 |
| 932 | Comparative Physiology | 1 | 14 | 1104 | 1358 |
| 932 | Telecommunications | 1 | 14 | 1416 | 1409 |
| 932 | Depression | 1 | 14 | 576 | 823 |
| 932 | Transportation | 2 | 14 | 1801 | 2415 |
| 932 | Soil dynamics | 1 | 14 | 808 | 979 |
| 932 | Pest control | 1 | 14 | 269 | 327 |
| 932 | Quantum Optics | 1 | 14 | 1269 | 1318 |
| 932 | Fashion merchandising | 1 | 14 | 98 | 184 |
| 932 | Anxiety Disorders | 1 | 14 | 756 | 1054 |
| 932 | Anxiety | 1 | 14 | 760 | 1056 |
| 932 | Mineral resources | 1 | 14 | 1189 | 1551 |
| 932 | nuclear power | 3 | 14 | 439 | 668 |
| 932 | Roads | 2 | 14 | 744 | 971 |
| 932 | immunoassay | 3 | 14 | 182 | 448 |
| 932 | Atomic spectroscopy | 1 | 14 | 1548 | 1648 |
| 932 | Cerebellum | 2 | 14 | 344 | 631 |
| 932 | Laser Spectroscopy | 1 | 14 | 1206 | 1264 |
| 932 | freshwater biology | 2 | 14 | 1086 | 1593 |
| 932 | Philippines | 1 | 14 | 248 | 311 |
| 932 | Cognition | 2 | 14 | 1810 | 2472 |
| 932 | Cerebellar ataxia | 2 | 14 | 343 | 631 |
| 956 | Adsorption | 1 | 13 | 449 | 533 |
| 956 | Cognitive Radio Networks | 1 | 13 | 377 | 472 |
| 956 | Multivariate Analysis | 1 | 13 | 875 | 963 |
| 956 | Travel | 1 | 13 | 1286 | 1464 |
| 956 | Transplantation | 1 | 13 | 1064 | 1260 |
| 956 | Antarctica | 1 | 13 | 847 | 908 |
| 962 | Animal Biotechnology | 1 | 12 | 330 | 426 |
| 962 | Cognitive Science | 1 | 12 | 2285 | 2723 |
| 962 | Ecosystem management | 1 | 12 | 1088 | 1303 |
| 962 | Human Capital | 1 | 12 | 477 | 650 |
| 962 | Adhesion | 1 | 12 | 1192 | 1361 |
| 962 | calcification | 1 | 12 | 708 | 929 |
| 962 | organizational effectiveness | 1 | 12 | 818 | 988 |
| 962 | scientific societies | 1 | 12 | 1138 | 1403 |
| 962 | adhesives | 1 | 12 | 1258 | 1389 |
| 962 | Zoonoses | 1 | 12 | 513 | 745 |
| 972 | Optical Communications | 2 | 11 | 937 | 1324 |
| 972 | Neonatology | 1 | 11 | 944 | 1203 |
| 972 | Immunopathology | 2 | 11 | 1071 | 1629 |
| 972 | Contraception | 2 | 11 | 664 | 1151 |
| 972 | Reproductive health | 2 | 11 | 867 | 1493 |
| 972 | micromechanics | 3 | 11 | 594 | 1149 |
| 972 | personality | 2 | 11 | 1677 | 2445 |
| 972 | Women's health | 1 | 11 | 1862 | 2163 |
| 972 | DNA | 2 | 11 | 724 | 1171 |
| 972 | Birth control | 2 | 11 | 534 | 1048 |
| 982 | Philosophy | 2 | 10 | 1703 | 1532 |
| 982 | microwave antennas | 2 | 10 | 490 | 751 |
| 982 | Parallel Processing | 1 | 10 | 691 | 956 |
| 982 | Advertising | 1 | 10 | 550 | 815 |
| 982 | Serbia | 1 | 10 | 301 | 225 |
| 982 | mycoses | 1 | 10 | 1085 | 1368 |
| 982 | Marine resources | 2 | 10 | 812 | 1490 |
| 982 | Luminescence | 3 | 10 | 1421 | 2251 |
| 982 | Soviet Union | 2 | 10 | 898 | 1147 |
| 991 | Probability | 1 | 9 | 924 | 1137 |
| 991 | Municipal Engineering | 1 | 9 | 691 | 1037 |
| 991 | Coastal zone management | 1 | 9 | 1079 | 1489 |
| 991 | Virtual reality | 1 | 9 | 758 | 952 |
| 991 | Land use | 1 | 9 | 1748 | 2259 |
| 991 | Integrative Medicine | 1 | 9 | 533 | 640 |
| 991 | Edible plants | 1 | 9 | 492 | 787 |
| 991 | land degradation | 1 | 9 | 891 | 1236 |
| 991 | supercritical fluids | 1 | 9 | 683 | 995 |
| 991 | forest policy | 1 | 9 | 615 | 877 |