| 1 | Biology | 225 | 19.4K | 892 | 748 |
| 2 | Brain | 73 | 15.3K | 490 | 126 |
| 3 | Science | 256 | 14.8K | 887 | 904 |
| 4 | Neurology | 157 | 13.8K | 685 | 483 |
| 5 | Psychophysiology | 132 | 12.8K | 339 | 196 |
| 6 | Molecular Biology | 220 | 12.6K | 887 | 742 |
| 7 | Research | 262 | 11.5K | 763 | 604 |
| 8 | Biochemistry | 241 | 11.5K | 1,070 | 884 |
| 9 | Cognition | 73 | 10.8K | 272 | 77 |
| 10 | Chemistry | 238 | 10.6K | 1,250 | 1,153 |
| 11 | Medicine | 251 | 9.8K | 952 | 920 |
| 12 | Physics | 102 | 8.3K | 1,819 | 1,340 |
| 13 | Behavior | 88 | 8.3K | 456 | 279 |
| 14 | Ecology | 195 | 8.1K | 662 | 762 |
| 15 | Psychology | 141 | 7.5K | 600 | 399 |
| 16 | human behavior | 57 | 6.9K | 427 | 239 |
| 17 | Earth Sciences | 147 | 6.6K | 251 | 228 |
| 18 | Geology | 159 | 6.2K | 341 | 303 |
| 19 | Social Psychology | 67 | 6.2K | 369 | 225 |
| 20 | Microbiology | 141 | 6.0K | 835 | 866 |
| 21 | nucleic acids | 8 | 5.8K | 949 | 250 |
| 22 | Cytology | 88 | 5.2K | 691 | 695 |
| 23 | Child psychology | 34 | 5.0K | 362 | 186 |
| 24 | Geophysics | 138 | 5.0K | 484 | 474 |
| 25 | Cell Biology | 67 | 4.5K | 752 | 736 |
| 26 | Cognitive neuroscience | 40 | 4.5K | 209 | 139 |
| 27 | Sports Medicine | 134 | 4.4K | 201 | 213 |
| 28 | Animal Behavior | 26 | 4.3K | 599 | 264 |
| 29 | Protozoa | 91 | 4.2K | 4 | 12 |
| 30 | Nanotechnology | 53 | 4.1K | 1,256 | 908 |
| 31 | Sports | 134 | 4.1K | 143 | 156 |
| 32 | Botany | 126 | 4.1K | 555 | 643 |
| 33 | Geomorphology | 64 | 4.0K | 142 | 88 |
| 34 | Ethology | 13 | 3.9K | 679 | 242 |
| 35 | Remote Sensing | 176 | 3.9K | 29 | 21 |
| 36 | Geographic information systems | 134 | 3.9K | 7 | 4 |
| 37 | Mineralogy | 100 | 3.7K | 126 | 141 |
| 38 | Natural history | 15 | 3.5K | 1,366 | 1,122 |
| 39 | Geochemistry | 127 | 3.5K | 230 | 334 |
| 40 | Petrology | 88 | 3.4K | 99 | 142 |
| 41 | proteins | 27 | 3.2K | 577 | 193 |
| 42 | Environment | 54 | 3.0K | 1,070 | 1,150 |
| 43 | Biotechnology | 37 | 3.0K | 1,658 | 1,163 |
| 44 | protein | 18 | 2.9K | 404 | 117 |
| 45 | Geodynamics | 52 | 2.9K | 119 | 97 |
| 46 | Materials | 64 | 2.7K | 1,519 | 1,278 |
| 47 | natural disasters | 30 | 2.7K | 182 | 41 |
| 48 | Physiology | 81 | 2.7K | 712 | 723 |
| 49 | Sleep Disorders | 45 | 2.6K | 282 | 162 |
| 50 | Sleep | 43 | 2.6K | 293 | 171 |
| 51 | Immunology | 54 | 2.5K | 672 | 650 |
| 52 | Aerosols | 54 | 2.5K | 53 | 42 |
| 53 | Bacteriology | 14 | 2.5K | 769 | 361 |
| 54 | Environmental Health | 40 | 2.4K | 1,421 | 1,091 |
| 55 | aerosol | 48 | 2.4K | 24 | 15 |
| 56 | Biophysics | 102 | 2.4K | 971 | 1,131 |
| 57 | Neuropsychology | 55 | 2.4K | 443 | 360 |
| 58 | Pollution | 38 | 2.3K | 1,598 | 1,347 |
| 59 | Decision making | 15 | 2.3K | 528 | 154 |
| 60 | Mathematics | 223 | 2.3K | 765 | 889 |
| 61 | Neurophysiology | 57 | 2.3K | 606 | 637 |
| 62 | hazard mitigation | 17 | 2.3K | 201 | 24 |
| 63 | Psychiatry | 69 | 2.2K | 757 | 812 |
| 64 | brain mapping | 12 | 2.2K | 262 | 92 |
| 65 | Cartography | 121 | 2.2K | 2 | 2 |
| 66 | Biodiversity conservation | 43 | 2.1K | 327 | 513 |
| 67 | Asia | 25 | 2.1K | 741 | 136 |
| 68 | Cognitive Science | 35 | 2.1K | 302 | 255 |
| 69 | Cerebral cortex | 27 | 2.1K | 234 | 181 |
| 70 | Educational Psychology | 87 | 2.0K | 148 | 240 |
| 71 | Organizational Behavior | 7 | 1.9K | 351 | 113 |
| 72 | Toxicology | 37 | 1.8K | 1,285 | 1,027 |
| 73 | environmental pollution | 23 | 1.7K | 1,662 | 1,151 |
| 74 | Aquaculture | 39 | 1.7K | 297 | 219 |
| 75 | Environmental Policy | 37 | 1.7K | 753 | 795 |
| 76 | biological evolution | 38 | 1.6K | 502 | 587 |
| 77 | Environmental Management | 30 | 1.6K | 826 | 708 |
| 78 | Allergy | 16 | 1.6K | 408 | 357 |
| 79 | Nervous system | 25 | 1.5K | 753 | 605 |
| 80 | Energy Policy | 6 | 1.5K | 1,914 | 734 |
| 81 | Meteorology | 22 | 1.5K | 737 | 593 |
| 82 | Virology | 6 | 1.4K | 1,702 | 913 |
| 83 | Food | 40 | 1.4K | 710 | 736 |
| 84 | energy resources | 5 | 1.4K | 1,031 | 389 |
| 85 | Political Science | 41 | 1.4K | 411 | 274 |
| 86 | Developing countries | 29 | 1.4K | 559 | 370 |
| 87 | Nanobiotechnology | 5 | 1.4K | 267 | 56 |
| 88 | Molecular structure | 11 | 1.4K | 1,289 | 471 |
| 89 | Molecular Genetics | 26 | 1.4K | 530 | 488 |
| 90 | nanoscience | 8 | 1.3K | 1,808 | 910 |
| 91 | Zoology | 69 | 1.3K | 390 | 458 |
| 92 | Geography | 53 | 1.3K | 375 | 445 |
| 93 | Psycholinguistics | 29 | 1.3K | 238 | 225 |
| 94 | Neurochemistry | 22 | 1.3K | 829 | 644 |
| 95 | Plants | 27 | 1.2K | 585 | 603 |
| 96 | Minerals | 69 | 1.2K | 11 | 54 |
| 97 | Child Development | 18 | 1.2K | 712 | 485 |
| 98 | Nutrition | 19 | 1.2K | 1,579 | 1,139 |
| 99 | cell interaction | 25 | 1.1K | 213 | 187 |
| 99 | Cell communication | 25 | 1.1K | 51 | 66 |
| 101 | free radicals | 10 | 1.1K | 676 | 440 |
| 102 | Marine Biology | 48 | 1.1K | 594 | 717 |
| 103 | Child | 22 | 1.1K | 757 | 481 |
| 104 | environmental indicators | 20 | 1.1K | 258 | 182 |
| 105 | Regional Planning | 17 | 1.1K | 580 | 324 |
| 106 | children | 18 | 1.1K | 108 | 76 |
| 107 | Immunity | 8 | 1.1K | 942 | 720 |
| 108 | Computational Biology | 21 | 1.1K | 809 | 674 |
| 109 | Environmental monitoring | 49 | 1.0K | 789 | 1,299 |
| 110 | plant molecular biology | 19 | 1.0K | 549 | 585 |
| 111 | Climatology | 21 | 1.0K | 591 | 519 |
| 112 | Biodiversity | 23 | 1.0K | 665 | 584 |
| 113 | Histology | 33 | 1.0K | 451 | 479 |
| 114 | Photochemistry | 24 | 1.0K | 451 | 320 |
| 115 | Wildlife conservation | 18 | 1.0K | 380 | 343 |
| 116 | Cancer | 21 | 982 | 1,050 | 1,018 |
| 117 | Bioinformatics | 17 | 981 | 780 | 584 |
| 118 | Philosophy | 104 | 980 | 194 | 196 |
| 119 | Yeast | 19 | 979 | 80 | 62 |
| 120 | Materials Science | 35 | 977 | 1,426 | 1,495 |
| 121 | city planning | 19 | 969 | 540 | 326 |
| 122 | Genetics | 21 | 963 | 1,214 | 1,208 |
| 123 | Geodesy | 33 | 961 | 68 | 62 |
| 124 | Biomedical Engineering | 22 | 960 | 1,858 | 1,521 |
| 125 | Hydrology | 29 | 958 | 685 | 666 |
| 126 | Europe | 61 | 952 | 543 | 698 |
| 127 | Developmental Biology | 20 | 949 | 660 | 686 |
| 128 | Exercise | 36 | 930 | 273 | 285 |
| 129 | Photobiology | 17 | 918 | 386 | 210 |
| 130 | Nanostructured Materials | 34 | 916 | 1,017 | 1,140 |
| 131 | Endocrinology | 21 | 914 | 954 | 967 |
| 132 | Biocompatible Materials | 27 | 913 | 1,289 | 1,452 |
| 133 | Aging | 22 | 903 | 870 | 730 |
| 134 | Environmental Engineering | 31 | 900 | 1,057 | 1,214 |
| 135 | Plant physiology | 21 | 895 | 788 | 787 |
| 136 | Information Science | 34 | 893 | 565 | 710 |
| 137 | feeding behavior | 29 | 887 | 136 | 184 |
| 137 | Memory | 13 | 887 | 738 | 525 |
| 139 | Radiation | 35 | 876 | 474 | 412 |
| 140 | Cell differentiation | 11 | 873 | 724 | 636 |
| 141 | language | 18 | 868 | 253 | 204 |
| 142 | Environmental pollutants | 30 | 857 | 519 | 641 |
| 143 | Growth | 11 | 856 | 517 | 484 |
| 144 | Cell death | 6 | 853 | 741 | 478 |
| 145 | Bioengineering | 21 | 850 | 1,555 | 1,562 |
| 146 | Learning | 21 | 846 | 437 | 395 |
| 147 | Image Processing | 28 | 839 | 672 | 699 |
| 148 | China | 25 | 821 | 861 | 615 |
| 149 | Pharmaceutical Chemistry | 24 | 816 | 1,302 | 1,230 |
| 150 | Environmentalism | 8 | 811 | 47 | 24 |
| 151 | nuclear magnetic resonance | 13 | 810 | 466 | 238 |
| 151 | Evolution | 30 | 810 | 523 | 702 |
| 153 | Environmental Geology | 26 | 807 | 362 | 380 |
| 153 | Algae | 21 | 807 | 216 | 200 |
| 155 | Statistics | 38 | 798 | 763 | 668 |
| 156 | Public Health | 30 | 795 | 1,540 | 1,579 |
| 157 | Plant cells | 11 | 794 | 561 | 617 |
| 158 | Telecommunication | 15 | 790 | 1,191 | 799 |
| 159 | nuclear magnetic resonance spectroscopy | 12 | 786 | 313 | 122 |
| 160 | Biomechanics | 18 | 783 | 427 | 366 |
| 161 | Appetite | 25 | 780 | 116 | 164 |
| 162 | Immunochemistry | 16 | 776 | 283 | 171 |
| 162 | Eating Disorders | 19 | 776 | 272 | 228 |
| 164 | pollutants | 27 | 767 | 436 | 588 |
| 165 | Computer-Aided Design | 14 | 764 | 464 | 251 |
| 166 | Linguistics | 52 | 758 | 225 | 300 |
| 167 | Astronomy | 8 | 757 | 1,660 | 1,125 |
| 168 | Asthma | 8 | 756 | 312 | 78 |
| 169 | Molecular ecology | 12 | 755 | 502 | 474 |
| 170 | Population Genetics | 12 | 748 | 552 | 464 |
| 170 | behavior therapy | 13 | 748 | 358 | 267 |
| 172 | Catalysis | 24 | 738 | 1,517 | 1,614 |
| 173 | Fisheries | 17 | 735 | 600 | 443 |
| 174 | Photogrammetry | 92 | 733 | 39 | 34 |
| 175 | Molecular evolution | 19 | 698 | 482 | 557 |
| 176 | Reading | 7 | 696 | 392 | 134 |
| 177 | Economics | 44 | 695 | 1,156 | 1,262 |
| 178 | Anatomy | 43 | 664 | 424 | 628 |
| 179 | Biogeography | 15 | 658 | 401 | 478 |
| 179 | Feeding and Eating Disorders | 18 | 658 | 266 | 243 |
| 181 | Social behavior | 12 | 653 | 532 | 421 |
| 182 | Jurisprudence | 23 | 650 | 237 | 189 |
| 183 | Respiration | 10 | 649 | 730 | 510 |
| 184 | Oncogenes | 9 | 648 | 549 | 553 |
| 185 | Vaccines | 15 | 647 | 631 | 497 |
| 186 | human development | 10 | 645 | 401 | 270 |
| 186 | Phylogeny | 16 | 645 | 270 | 325 |
| 188 | Clinical Chemistry | 13 | 636 | 1,166 | 988 |
| 188 | Electrophoresis | 20 | 636 | 508 | 456 |
| 190 | Neurolinguistics | 11 | 620 | 169 | 144 |
| 191 | Social Sciences | 38 | 618 | 808 | 884 |
| 192 | Human genetics | 6 | 612 | 1,111 | 1,271 |
| 193 | Speech Disorders | 10 | 610 | 551 | 335 |
| 193 | Speech | 9 | 610 | 485 | 318 |
| 195 | Perception | 11 | 608 | 817 | 599 |
| 196 | Food Microbiology | 13 | 602 | 490 | 523 |
| 196 | food technology | 13 | 602 | 1,225 | 1,018 |
| 198 | Developmental Psychology | 18 | 601 | 355 | 413 |
| 199 | Signal Processing | 9 | 600 | 1,505 | 1,011 |
| 200 | Spectrum analysis | 15 | 595 | 2,101 | 1,664 |
| 201 | genome | 11 | 588 | 668 | 704 |
| 202 | Soil Science | 19 | 586 | 653 | 727 |
| 203 | freshwater biology | 9 | 577 | 460 | 257 |
| 204 | Chemical Ecology | 18 | 565 | 128 | 159 |
| 205 | Antioxidants | 2 | 563 | 835 | 375 |
| 205 | vitamin C | 2 | 563 | 499 | 89 |
| 205 | vitamin E | 2 | 563 | 499 | 89 |
| 208 | Biofeedback | 4 | 558 | 61 | 10 |
| 209 | Attention | 9 | 557 | 817 | 550 |
| 210 | Artificial Intelligence | 18 | 556 | 1,598 | 1,516 |
| 210 | personality | 20 | 556 | 547 | 685 |
| 212 | Environmental Chemistry | 17 | 541 | 720 | 1,003 |
| 212 | Visual Perception | 8 | 541 | 828 | 541 |
| 214 | Neurobiology | 17 | 540 | 671 | 795 |
| 215 | Microbial Ecology | 14 | 539 | 972 | 1,146 |
| 216 | Medical genetics | 11 | 534 | 1,077 | 1,087 |
| 217 | computer networks | 7 | 533 | 1,632 | 942 |
| 218 | Sustainable Development | 11 | 530 | 946 | 817 |
| 219 | Engineering Geology | 7 | 526 | 911 | 537 |
| 220 | European Union | 18 | 521 | 22 | 28 |
| 221 | Chromosomes | 8 | 515 | 482 | 343 |
| 222 | Microscopy | 21 | 513 | 363 | 366 |
| 223 | Membranes | 8 | 508 | 1,053 | 847 |
| 224 | air quality management | 4 | 504 | 409 | 122 |
| 224 | Reproduction | 11 | 504 | 1,093 | 813 |
| 226 | cytokines | 3 | 503 | 1,077 | 469 |
| 227 | Education | 23 | 502 | 1,280 | 1,122 |
| 228 | emergency management | 14 | 500 | 173 | 159 |
| 229 | Human-Computer Interaction | 33 | 496 | 225 | 512 |
| 230 | pheromones | 15 | 488 | 135 | 175 |
| 231 | Solid State Physics | 20 | 487 | 1,712 | 1,553 |
| 232 | Water | 10 | 486 | 1,319 | 1,322 |
| 233 | transport vesicles | 3 | 485 | 203 | 244 |
| 234 | Sociology | 27 | 482 | 872 | 1,069 |
| 235 | Proteome | 12 | 480 | 500 | 515 |
| 236 | Growth factors | 2 | 468 | 321 | 121 |
| 236 | Cytokine | 2 | 468 | 467 | 155 |
| 238 | Molecular Microbiology | 2 | 466 | 888 | 507 |
| 239 | Proteomics | 7 | 464 | 639 | 454 |
| 240 | Crystallography | 41 | 460 | 342 | 350 |
| 241 | Hematology | 18 | 456 | 834 | 946 |
| 242 | Physical fitness | 18 | 453 | 336 | 427 |
| 243 | Soil biology | 20 | 447 | 288 | 544 |
| 244 | environmental protection | 21 | 446 | 1,315 | 1,693 |
| 245 | Embryology | 21 | 445 | 499 | 741 |
| 246 | Experimental Psychology | 4 | 443 | 515 | 268 |
| 247 | Plant Ecology | 22 | 442 | 602 | 904 |
| 247 | Fishery management | 14 | 442 | 285 | 242 |
| 249 | Analytical Chemistry | 30 | 441 | 1,547 | 2,049 |
| 249 | International Relations | 14 | 441 | 431 | 293 |
| 249 | Political Parties | 6 | 441 | 123 | 48 |
| 252 | Molecules | 10 | 439 | 872 | 559 |
| 253 | Protein engineering | 5 | 438 | 147 | 67 |
| 254 | Radiation Protection | 32 | 436 | 55 | 52 |
| 255 | Cheminformatics | 5 | 432 | 182 | 159 |
| 256 | radiation monitoring | 31 | 431 | 48 | 50 |
| 256 | Nanoparticles | 12 | 431 | 906 | 871 |
| 258 | indoor air pollution | 1 | 423 | 698 | 124 |
| 258 | Ventilation | 1 | 423 | 920 | 157 |
| 258 | Sick building syndrome | 1 | 423 | 698 | 124 |
| 261 | natural products | 3 | 421 | 1,811 | 638 |
| 262 | biological factors | 3 | 420 | 1,832 | 771 |
| 263 | Land use | 14 | 416 | 397 | 468 |
| 264 | exobiology | 7 | 415 | 142 | 142 |
| 265 | Seaweed | 15 | 412 | 186 | 264 |
| 266 | Raman spectroscopy | 10 | 411 | 343 | 230 |
| 267 | Mental Disorders | 14 | 410 | 1,174 | 1,260 |
| 268 | Obesity | 14 | 409 | 779 | 933 |
| 269 | Knowledge | 19 | 407 | 141 | 122 |
| 270 | Database Management | 9 | 405 | 418 | 318 |
| 270 | Metabolic diseases | 6 | 405 | 1,285 | 1,098 |
| 272 | probabilities | 12 | 401 | 698 | 390 |
| 273 | Atmospheric Physics | 15 | 400 | 640 | 774 |
| 274 | sanitation | 4 | 398 | 1,249 | 1,066 |
| 274 | Dyslexia | 6 | 398 | 67 | 40 |
| 276 | Ore deposits | 9 | 396 | 265 | 214 |
| 277 | Technology | 12 | 392 | 1,872 | 1,589 |
| 278 | locomotion | 14 | 391 | 191 | 248 |
| 278 | posture | 14 | 391 | 191 | 248 |
| 278 | gait | 14 | 391 | 191 | 248 |
| 278 | walking | 14 | 391 | 191 | 248 |
| 282 | mutation | 7 | 390 | 301 | 255 |
| 283 | Oncology | 8 | 385 | 1,096 | 1,282 |
| 283 | Radiation dosimetry | 26 | 385 | 44 | 32 |
| 285 | Computer Vision | 11 | 381 | 542 | 602 |
| 286 | Logic | 24 | 380 | 80 | 83 |
| 287 | bioclimatology | 10 | 374 | 391 | 305 |
| 287 | Homeostasis | 2 | 374 | 447 | 520 |
| 287 | Cell metabolism | 2 | 374 | 754 | 551 |
| 290 | psychotherapy | 32 | 368 | 337 | 583 |
| 291 | Water quality management | 8 | 366 | 1,061 | 664 |
| 292 | European integration | 14 | 365 | 68 | 92 |
| 292 | European Economic Community | 14 | 365 | 68 | 92 |
| 294 | behavioral medicine | 12 | 363 | 536 | 711 |
| 295 | Political Participation | 9 | 361 | 149 | 119 |
| 296 | curriculum evaluation | 8 | 356 | 162 | 89 |
| 297 | Transportation | 8 | 355 | 980 | 770 |
| 298 | Microorganisms | 2 | 354 | 1,194 | 646 |
| 299 | Pharmacology | 12 | 348 | 2,296 | 2,314 |
| 300 | Solid State Chemistry | 16 | 347 | 1,232 | 1,174 |
| 301 | International Finance | 7 | 345 | 1,141 | 792 |
| 302 | Medical Laboratory Science | 12 | 344 | 913 | 1,118 |
| 303 | Urban Policy | 14 | 342 | 253 | 357 |
| 303 | Systems Biology | 11 | 342 | 691 | 681 |
| 305 | Condensed Matter | 15 | 341 | 1,534 | 1,525 |
| 306 | Neuroendocrinology | 4 | 340 | 76 | 108 |
| 307 | Public opinion | 4 | 337 | 349 | 174 |
| 308 | Soil ecology | 15 | 336 | 244 | 416 |
| 309 | Biochemical Engineering | 2 | 332 | 3,124 | 2,197 |
| 309 | Genomics | 13 | 332 | 1,349 | 1,502 |
| 309 | Elections | 8 | 332 | 180 | 123 |
| 312 | Colloids | 16 | 330 | 1,770 | 2,151 |
| 313 | Immunotherapy | 7 | 327 | 1,037 | 974 |
| 314 | Language Disorders | 5 | 325 | 638 | 334 |
| 314 | Writing | 4 | 325 | 235 | 90 |
| 316 | Medical Oncology | 9 | 324 | 817 | 831 |
| 317 | Oceanography | 18 | 323 | 694 | 899 |
| 318 | Computer Graphics | 7 | 322 | 1,135 | 760 |
| 319 | carcinogens | 11 | 321 | 385 | 520 |
| 320 | Radiology | 27 | 315 | 319 | 470 |
| 321 | Landslides | 2 | 312 | 319 | 135 |
| 322 | United States | 13 | 310 | 2,337 | 2,213 |
| 323 | Economic History | 20 | 305 | 1,259 | 1,329 |
| 324 | Diagnostic Imaging | 9 | 302 | 959 | 830 |
| 325 | Soil fertility | 12 | 301 | 96 | 185 |
| 326 | Plant Genetics | 6 | 297 | 448 | 477 |
| 327 | Water pollution | 3 | 294 | 2,439 | 1,712 |
| 328 | Allergies | 1 | 286 | 271 | 39 |
| 329 | Carcinogenesis | 8 | 284 | 484 | 543 |
| 330 | Ophthalmology | 4 | 282 | 1,284 | 869 |
| 330 | Pathology | 8 | 282 | 1,065 | 1,061 |
| 330 | Vision | 4 | 282 | 552 | 370 |
| 333 | economic policy | 18 | 281 | 931 | 910 |
| 334 | Plant Morphology | 19 | 278 | 108 | 187 |
| 334 | System analysis | 5 | 278 | 1,886 | 1,218 |
| 336 | Diabetes mellitus | 4 | 277 | 1,388 | 1,120 |
| 336 | Diabetes | 4 | 277 | 1,434 | 1,143 |
| 338 | Population | 6 | 275 | 590 | 452 |
| 339 | Communication | 23 | 270 | 653 | 1,080 |
| 340 | Nonlinear Dynamics | 17 | 269 | 912 | 1,068 |
| 341 | Organic Chemistry | 3 | 267 | 2,699 | 1,686 |
| 341 | Forecasting | 15 | 267 | 122 | 225 |
| 343 | mathematical analysis | 28 | 266 | 907 | 1,054 |
| 344 | cell physiology | 7 | 265 | 876 | 955 |
| 345 | Astrophysics | 8 | 262 | 1,976 | 1,748 |
| 346 | Europa | 7 | 261 | 278 | 258 |
| 347 | Chromosome mapping | 5 | 260 | 1,233 | 1,054 |
| 347 | gene mapping | 5 | 260 | 1,334 | 1,179 |
| 349 | Teaching | 6 | 259 | 1,235 | 827 |
| 350 | Research Design | 4 | 256 | 934 | 645 |
| 350 | Liposomes | 4 | 256 | 497 | 322 |
| 350 | Lipid bilayers | 4 | 256 | 425 | 291 |
| 350 | Liver diseases | 4 | 256 | 940 | 869 |
| 354 | Surface Chemistry | 11 | 254 | 2,063 | 2,270 |
| 355 | Maps | 20 | 252 | 28 | 39 |
| 356 | geological modeling | 9 | 251 | 196 | 203 |
| 356 | Immune system | 4 | 251 | 699 | 737 |
| 358 | Health Policy | 10 | 248 | 1,062 | 1,060 |
| 358 | mutagens | 9 | 248 | 368 | 528 |
| 360 | Vaccination | 2 | 244 | 315 | 106 |
| 360 | ecosystem | 6 | 244 | 891 | 906 |
| 362 | Landscape Ecology | 12 | 242 | 148 | 297 |
| 363 | Econometrics | 16 | 240 | 542 | 653 |
| 363 | Ethnology | 12 | 240 | 651 | 545 |
| 365 | Cybernetics | 3 | 239 | 1,517 | 972 |
| 365 | urban forestry | 9 | 239 | 60 | 95 |
| 367 | Entomology | 18 | 237 | 902 | 1,044 |
| 368 | Marine Ecology | 13 | 236 | 313 | 371 |
| 369 | individual differences | 4 | 235 | 236 | 192 |
| 369 | Statistical physics | 17 | 235 | 1,561 | 1,831 |
| 371 | Psychoneuroimmunology | 1 | 234 | 871 | 476 |
| 371 | Hydraulic Engineering | 2 | 234 | 1,003 | 477 |
| 371 | Sociolinguistics | 11 | 234 | 174 | 196 |
| 371 | Neuroimmunology | 1 | 234 | 967 | 521 |
| 375 | Autoimmunity | 2 | 233 | 731 | 501 |
| 376 | Protein folding | 2 | 229 | 107 | 32 |
| 377 | Environmental Psychology | 7 | 228 | 171 | 326 |
| 378 | Insects | 14 | 227 | 588 | 724 |
| 379 | Cognitive Psychology | 11 | 225 | 146 | 167 |
| 379 | Environmental Law | 14 | 225 | 383 | 963 |
| 379 | Business | 6 | 225 | 1,580 | 1,573 |
| 382 | Robotics | 6 | 223 | 1,236 | 977 |
| 383 | Public Relations | 3 | 222 | 448 | 184 |
| 383 | Automation | 5 | 222 | 1,734 | 1,453 |
| 385 | Morphology | 20 | 221 | 228 | 364 |
| 386 | atmosphere | 5 | 219 | 552 | 451 |
| 387 | Evolutionary Genetics | 1 | 218 | 1,172 | 311 |
| 387 | Molecular Epidemiology | 1 | 218 | 1,172 | 311 |
| 389 | polar regions | 6 | 217 | 401 | 318 |
| 390 | Planets | 12 | 216 | 745 | 1,093 |
| 391 | Hydrogeology | 11 | 215 | 280 | 367 |
| 392 | biomedicine | 2 | 214 | 634 | 293 |
| 392 | Mental illness | 7 | 214 | 1,089 | 1,232 |
| 394 | Surveying | 9 | 213 | 50 | 18 |
| 395 | Mathematical Physics | 10 | 212 | 1,718 | 1,463 |
| 396 | Applied Linguistics | 17 | 211 | 155 | 252 |
| 396 | cosmic rays | 20 | 211 | 97 | 177 |
| 396 | Ichthyology | 8 | 211 | 213 | 122 |
| 396 | Fish | 8 | 211 | 157 | 109 |
| 400 | identity recognition | 6 | 210 | 10 | 9 |
| 401 | molecular design | 3 | 209 | 226 | 134 |
| 402 | Geriatrics | 7 | 208 | 1,702 | 1,482 |
| 403 | Medical Microbiology | 5 | 207 | 1,440 | 1,504 |
| 403 | Ecophysiology | 7 | 207 | 74 | 71 |
| 405 | Plant genetic engineering | 4 | 205 | 706 | 647 |
| 406 | Socialization | 3 | 204 | 547 | 401 |
| 406 | Radiobiology | 11 | 204 | 580 | 725 |
| 408 | Engineering | 10 | 203 | 2,493 | 2,321 |
| 408 | Optical materials | 8 | 203 | 1,677 | 1,835 |
| 410 | Medical Technology | 4 | 201 | 1,262 | 922 |
| 410 | Animal Nutrition | 2 | 201 | 668 | 300 |
| 410 | Multimedia Systems | 8 | 201 | 1,120 | 961 |
| 413 | Paleoclimatology | 10 | 200 | 597 | 787 |
| 414 | Respiratory system | 2 | 199 | 631 | 363 |
| 415 | Bacterial infections | 3 | 198 | 715 | 644 |
| 415 | Host-parasite interactions | 2 | 198 | 1,265 | 986 |
| 417 | Economic Development | 6 | 195 | 1,063 | 1,092 |
| 418 | Number Theory | 31 | 194 | 136 | 194 |
| 419 | Audiology | 7 | 191 | 471 | 463 |
| 419 | Functional Analysis | 13 | 191 | 678 | 729 |
| 421 | Neuropsychiatry | 8 | 189 | 453 | 523 |
| 421 | Antarctica | 7 | 189 | 294 | 211 |
| 423 | enzymes | 6 | 188 | 992 | 1,016 |
| 424 | Schizophrenia | 4 | 187 | 765 | 696 |
| 424 | alcoholism | 6 | 187 | 901 | 894 |
| 426 | Mobile Computing | 12 | 185 | 466 | 658 |
| 426 | Mycology | 4 | 185 | 1,262 | 1,055 |
| 426 | internet | 6 | 185 | 1,090 | 1,076 |
| 429 | mycoses | 2 | 182 | 870 | 669 |
| 430 | Cognitive Learning | 2 | 181 | 161 | 33 |
| 431 | Environmental Economics | 1 | 180 | 775 | 202 |
| 431 | Medical Physics | 3 | 180 | 1,393 | 1,033 |
| 431 | X-ray crystallography | 7 | 180 | 336 | 252 |
| 434 | Animal breeding | 3 | 179 | 725 | 473 |
| 434 | Breeding | 3 | 179 | 1,123 | 800 |
| 436 | Latin America | 7 | 178 | 782 | 391 |
| 437 | Databases | 7 | 177 | 228 | 240 |
| 438 | Crystallization | 12 | 175 | 166 | 177 |
| 439 | Public Administration | 5 | 174 | 1,049 | 762 |
| 440 | Biomass Energy | 2 | 171 | 2,630 | 2,038 |
| 440 | Microcirculation | 3 | 171 | 441 | 298 |
| 440 | Substance Abuse | 5 | 171 | 1,006 | 852 |
| 440 | Tropical Medicine | 5 | 171 | 1,304 | 1,022 |
| 440 | Blood vessels | 3 | 171 | 364 | 236 |
| 440 | Biomass | 2 | 171 | 875 | 610 |
| 446 | Computational Complexity | 11 | 170 | 444 | 439 |
| 446 | Genes | 6 | 170 | 726 | 696 |
| 448 | Radioisotopes | 5 | 169 | 802 | 485 |
| 448 | drug addiction | 4 | 169 | 841 | 781 |
| 450 | amino acids | 3 | 168 | 572 | 404 |
| 450 | Consciousness | 5 | 168 | 361 | 320 |
| 452 | Wireless Communication Systems | 4 | 166 | 1,992 | 1,477 |
| 453 | Journalism | 15 | 165 | 161 | 232 |
| 453 | Adolescent Psychology | 5 | 165 | 591 | 572 |
| 455 | Ceramic materials | 7 | 163 | 880 | 894 |
| 456 | Human Geography | 8 | 162 | 635 | 657 |
| 457 | Pediatrics | 3 | 160 | 1,865 | 1,529 |
| 458 | management | 9 | 158 | 2,039 | 2,471 |
| 459 | Gerontology | 3 | 157 | 1,727 | 1,053 |
| 460 | Histochemistry | 5 | 156 | 761 | 661 |
| 460 | Animal ecology | 13 | 156 | 541 | 826 |
| 462 | thinking | 5 | 155 | 186 | 202 |
| 463 | Crime prevention | 4 | 154 | 206 | 119 |
| 463 | Periglacial processes | 5 | 154 | 84 | 101 |
| 463 | Permafrost | 5 | 154 | 84 | 101 |
| 463 | Frozen ground | 5 | 154 | 87 | 102 |
| 467 | movement | 7 | 153 | 157 | 258 |
| 468 | Geometry | 16 | 152 | 499 | 470 |
| 468 | Critical Care | 1 | 152 | 1,542 | 1,121 |
| 468 | Critical Care Medicine | 1 | 152 | 1,455 | 1,106 |
| 471 | Gene expression regulation | 6 | 151 | 590 | 687 |
| 472 | Ecological Genetics | 6 | 149 | 405 | 331 |
| 473 | Industrial Microbiology | 2 | 147 | 2,150 | 1,692 |
| 474 | Optics | 9 | 145 | 2,502 | 2,322 |
| 474 | water reuse | 3 | 145 | 327 | 239 |
| 476 | Philosophy of Mind | 11 | 142 | 72 | 143 |
| 476 | Physical Chemistry | 7 | 142 | 1,468 | 1,596 |
| 478 | Criminology | 4 | 141 | 817 | 604 |
| 478 | Educational Technology | 8 | 141 | 963 | 1,224 |
| 478 | Forest Ecology | 9 | 141 | 565 | 846 |
| 481 | Orthopedics | 10 | 140 | 735 | 924 |
| 481 | Forensic Genetics | 7 | 140 | 128 | 189 |
| 481 | Genetic regulation | 4 | 140 | 844 | 891 |
| 484 | soil conservation | 7 | 139 | 457 | 632 |
| 484 | animals | 12 | 139 | 555 | 709 |
| 486 | Transport | 2 | 137 | 699 | 500 |
| 487 | Genetic Toxicology | 2 | 135 | 537 | 404 |
| 488 | Stochastic Processes | 6 | 134 | 633 | 522 |
| 488 | Online social networks | 5 | 134 | 154 | 166 |
| 488 | Diplomatic relations | 9 | 134 | 318 | 223 |
| 488 | miniaturization | 3 | 134 | 1,696 | 1,538 |
| 492 | Development | 1 | 133 | 1,251 | 749 |
| 492 | Economic Assistance | 1 | 133 | 1,141 | 686 |
| 492 | world | 1 | 133 | 1,141 | 765 |
| 492 | Emotions | 8 | 133 | 332 | 598 |
| 496 | Bryology | 5 | 132 | 125 | 80 |
| 496 | mosses | 4 | 132 | 90 | 49 |
| 496 | liverworts | 4 | 132 | 90 | 49 |
| 499 | Thermodynamics | 12 | 131 | 529 | 646 |
| 500 | Adolescent | 6 | 130 | 1,370 | 1,425 |
| 501 | Atmospheric Chemistry | 3 | 128 | 813 | 871 |
| 501 | Gastrointestinal diseases | 2 | 128 | 737 | 393 |
| 503 | mental health promotion | 4 | 127 | 116 | 129 |
| 504 | Calculus of Variations | 10 | 126 | 260 | 311 |
| 504 | Leukemia | 4 | 126 | 657 | 715 |
| 506 | Numerical Analysis | 14 | 125 | 1,174 | 1,506 |
| 506 | Analytical Biochemistry | 9 | 125 | 968 | 1,265 |
| 508 | Humanities | 9 | 122 | 968 | 952 |
| 508 | Public Policy | 4 | 122 | 1,460 | 1,412 |
| 508 | Biometrics | 8 | 122 | 606 | 719 |
| 508 | sexual behavior | 4 | 122 | 566 | 558 |
| 512 | Synaptic Transmission | 4 | 121 | 369 | 405 |
| 512 | Computer Literacy | 7 | 121 | 81 | 175 |
| 514 | soil microbiology | 4 | 120 | 1,197 | 1,551 |
| 514 | intergroup relations | 5 | 120 | 124 | 183 |
| 514 | Hormones | 8 | 120 | 704 | 1,016 |
| 514 | Sedimentary rocks | 2 | 120 | 747 | 543 |
| 518 | adolescence | 5 | 119 | 684 | 767 |
| 518 | biological monitoring | 3 | 119 | 489 | 432 |
| 520 | Dermatology | 2 | 117 | 1,527 | 1,080 |
| 520 | global environmental change | 3 | 117 | 789 | 863 |
| 522 | Ethics | 10 | 116 | 431 | 571 |
| 522 | Microelectronics | 2 | 116 | 1,821 | 1,465 |
| 522 | Inflammation | 1 | 116 | 1,499 | 1,074 |
| 522 | Criminal investigation | 2 | 116 | 237 | 102 |
| 526 | Nuclear Physics | 10 | 115 | 2,410 | 2,682 |
| 526 | clay | 5 | 115 | 603 | 860 |
| 528 | Paleoecology | 9 | 113 | 625 | 918 |
| 528 | Genetic engineering | 2 | 113 | 2,085 | 1,687 |
| 528 | economic forecasting | 6 | 113 | 168 | 295 |
| 528 | Molecular cloning | 2 | 113 | 1,564 | 1,123 |
| 528 | Genetic recombination | 2 | 113 | 1,548 | 1,112 |
| 528 | peace | 4 | 113 | 404 | 410 |
| 528 | Recombinant DNA | 2 | 113 | 1,611 | 1,161 |
| 535 | Pharmacognosy | 3 | 112 | 1,774 | 1,780 |
| 535 | Bioremediation | 1 | 112 | 1,516 | 843 |
| 535 | international trade | 2 | 112 | 931 | 527 |
| 535 | mental processes | 8 | 112 | 180 | 244 |
| 539 | Forest Management | 6 | 111 | 671 | 892 |
| 539 | commerce | 3 | 111 | 1,592 | 1,226 |
| 539 | Quantum theory | 2 | 111 | 1,188 | 749 |
| 542 | Regional Economics | 3 | 110 | 471 | 372 |
| 542 | Feminist criticism | 2 | 110 | 154 | 61 |
| 544 | Thermochemistry | 11 | 109 | 220 | 388 |
| 544 | Light | 7 | 109 | 576 | 978 |
| 546 | Ecosystem management | 6 | 108 | 442 | 616 |
| 547 | Comparative Physiology | 3 | 107 | 738 | 713 |
| 547 | Medicinal plants | 2 | 107 | 1,614 | 1,412 |
| 547 | Superconductors | 1 | 107 | 1,220 | 568 |
| 547 | Infertility | 1 | 107 | 998 | 796 |
| 547 | fertility | 1 | 107 | 1,083 | 846 |
| 547 | Birth control | 1 | 107 | 779 | 404 |
| 553 | Agriculture | 5 | 106 | 1,595 | 1,730 |
| 554 | land degradation | 5 | 105 | 329 | 527 |
| 554 | degradation | 5 | 105 | 329 | 527 |
| 556 | Natural resources | 1 | 104 | 1,181 | 747 |
| 556 | Hydrodynamics | 1 | 104 | 845 | 553 |
| 556 | Vocational guidance | 2 | 104 | 1,066 | 846 |
| 559 | Learning disabilities | 1 | 103 | 1,257 | 676 |
| 559 | Public Choice | 1 | 103 | 615 | 309 |
| 559 | Group decision making | 1 | 103 | 824 | 413 |
| 562 | Chemical Engineering | 8 | 102 | 2,757 | 3,499 |
| 562 | Conservation Biology | 6 | 102 | 766 | 1,054 |
| 562 | Post-traumatic stress disorder | 7 | 102 | 437 | 719 |
| 565 | Transportation Engineering | 1 | 101 | 529 | 314 |
| 565 | Smoking | 2 | 101 | 828 | 730 |
| 567 | Bioenergetics | 1 | 100 | 1,243 | 854 |
| 567 | Renewable Energy Sources | 4 | 100 | 2,304 | 2,887 |
| 567 | Energy metabolism | 1 | 100 | 802 | 598 |
| 567 | cell membrane | 1 | 100 | 758 | 567 |
| 571 | multimedia | 4 | 99 | 411 | 545 |
| 571 | Interactive multimedia | 4 | 99 | 476 | 579 |
| 573 | Psychopharmacology | 2 | 98 | 1,410 | 1,284 |
| 573 | Quality of life | 6 | 98 | 954 | 1,403 |
| 575 | Anthropology | 6 | 97 | 1,048 | 1,107 |
| 575 | Agricultural Ecology | 3 | 97 | 1,011 | 1,179 |
| 575 | epilepsy | 4 | 97 | 723 | 730 |
| 575 | Antibacterial agents | 1 | 97 | 964 | 675 |
| 579 | Muscle contraction | 3 | 96 | 334 | 70 |
| 580 | Systems Analysis | 2 | 95 | 1,431 | 925 |
| 580 | Polymers | 9 | 95 | 2,620 | 3,184 |
| 580 | Globalization | 3 | 95 | 549 | 475 |
| 583 | Information Theory | 5 | 94 | 1,101 | 1,142 |
| 583 | Archaeology | 14 | 94 | 587 | 935 |
| 583 | Systems Theory | 2 | 94 | 548 | 179 |
| 586 | Epidemiology | 9 | 93 | 1,902 | 2,727 |
| 586 | Paleogeography | 4 | 93 | 817 | 934 |
| 586 | Action Research | 1 | 93 | 480 | 139 |
| 586 | Social Change | 2 | 93 | 1,290 | 1,348 |
| 590 | energy conservation | 1 | 92 | 2,896 | 2,230 |
| 590 | Wetland ecology | 6 | 92 | 230 | 400 |
| 590 | Invertebrates | 3 | 92 | 601 | 531 |
| 593 | Groundwater | 7 | 91 | 332 | 561 |
| 594 | Freezing | 2 | 90 | 368 | 165 |
| 594 | Scanning electron microscopy | 5 | 90 | 58 | 92 |
| 596 | Diet | 4 | 89 | 1,522 | 2,092 |
| 596 | Imaging systems | 8 | 89 | 393 | 486 |
| 598 | Urban Planning | 2 | 88 | 501 | 450 |
| 598 | community development | 2 | 88 | 750 | 539 |
| 598 | Housing | 2 | 88 | 622 | 536 |
| 598 | Extreme environments | 1 | 88 | 441 | 297 |
| 598 | Radiation effects | 18 | 88 | 109 | 759 |
| 598 | sports injuries | 7 | 88 | 288 | 447 |
| 604 | Engineering Mathematics | 8 | 87 | 1,139 | 1,354 |
| 604 | Corporate governance | 2 | 87 | 792 | 690 |
| 604 | risk factors | 4 | 87 | 531 | 618 |
| 604 | Cardiovascular diseases | 4 | 87 | 1,156 | 1,180 |
| 604 | Algal blooms | 1 | 87 | 477 | 359 |
| 604 | Cyanobacteria | 1 | 87 | 477 | 359 |
| 604 | microalgae | 1 | 87 | 477 | 359 |
| 611 | Infrared spectroscopy | 3 | 86 | 302 | 284 |
| 612 | Clinical Psychology | 7 | 85 | 736 | 1,140 |
| 612 | Composite Materials | 2 | 85 | 2,682 | 2,516 |
| 614 | Multivariate Analysis | 17 | 84 | 134 | 471 |
| 614 | Mass Media | 10 | 84 | 370 | 447 |
| 614 | Communication in organizations | 1 | 84 | 62 | 17 |
| 614 | violence | 1 | 84 | 1,495 | 935 |
| 614 | Aggression | 1 | 84 | 813 | 567 |
| 614 | Australia | 3 | 84 | 1,783 | 1,441 |
| 614 | bees | 4 | 84 | 337 | 365 |
| 614 | Meteorites | 6 | 84 | 619 | 970 |
| 622 | Antibodies | 6 | 83 | 355 | 509 |
| 622 | Antigens | 6 | 83 | 487 | 648 |
| 622 | Fungi | 3 | 83 | 941 | 1,060 |
| 625 | Energy Conversion | 4 | 82 | 1,062 | 1,449 |
| 625 | Energy Storage | 4 | 82 | 1,126 | 1,285 |
| 625 | Demography | 2 | 82 | 779 | 667 |
| 625 | Structural biology | 1 | 82 | 162 | 84 |
| 625 | Health | 8 | 82 | 1,194 | 1,776 |
| 625 | Anxiety Disorders | 3 | 82 | 470 | 682 |
| 625 | Anxiety | 3 | 82 | 470 | 678 |
| 625 | fuel cells | 4 | 82 | 1,081 | 1,376 |
| 625 | cell movement | 3 | 82 | 230 | 320 |
| 625 | Human Resources | 2 | 82 | 621 | 684 |
| 625 | cryosphere | 3 | 82 | 352 | 405 |
| 636 | Musicology | 7 | 81 | 94 | 111 |
| 636 | Computational Linguistics | 4 | 81 | 449 | 308 |
| 636 | weather | 5 | 81 | 393 | 630 |
| 636 | civil service | 2 | 81 | 446 | 358 |
| 640 | research and development | 1 | 80 | 603 | 420 |
| 641 | Discourse Analysis | 3 | 79 | 380 | 365 |
| 641 | Music | 4 | 79 | 752 | 607 |
| 641 | Social policy | 9 | 79 | 540 | 854 |
| 641 | infection | 6 | 79 | 978 | 1,457 |
| 645 | Phenomenology | 5 | 78 | 146 | 105 |
| 645 | industrial hygiene | 3 | 78 | 1,017 | 668 |
| 645 | Urbanization | 4 | 78 | 133 | 154 |
| 645 | Detectors | 9 | 78 | 846 | 1,466 |
| 649 | Psychometrics | 3 | 77 | 440 | 437 |
| 649 | sedimentary basins | 2 | 77 | 251 | 253 |
| 651 | Information Technology | 7 | 76 | 1,625 | 2,247 |
| 651 | Agricultural Chemistry | 4 | 76 | 1,919 | 2,221 |
| 651 | Chromatography | 6 | 76 | 1,119 | 1,462 |
| 651 | Chromatographic analysis | 5 | 76 | 1,410 | 1,593 |
| 655 | Pharmacogenetics | 2 | 75 | 976 | 915 |
| 655 | Autism | 3 | 75 | 637 | 800 |
| 655 | Animal | 7 | 75 | 60 | 140 |
| 655 | environmental issues | 2 | 75 | 550 | 540 |
| 659 | Fluid Mechanics | 4 | 74 | 1,281 | 1,307 |
| 659 | Occupational Health | 2 | 74 | 1,245 | 875 |
| 659 | Carbon | 3 | 74 | 1,254 | 1,632 |
| 662 | Oxidative stress | 3 | 73 | 810 | 1,279 |
| 662 | Molecular Spectroscopy | 2 | 73 | 2,074 | 1,754 |
| 662 | foreign exchange | 3 | 73 | 358 | 435 |
| 662 | Climate | 5 | 73 | 396 | 698 |
| 662 | Geospatial data | 3 | 73 | 15 | 28 |
| 662 | plant communities | 2 | 73 | 1,176 | 1,281 |
| 668 | Adolescent Medicine | 1 | 72 | 851 | 768 |
| 668 | Molecular recognition | 1 | 72 | 457 | 207 |
| 668 | Cosmochemistry | 2 | 72 | 998 | 980 |
| 671 | Occupational Therapy | 1 | 71 | 1,594 | 638 |
| 671 | Language Acquisition | 5 | 71 | 222 | 285 |
| 671 | Industrial Safety | 1 | 71 | 1,887 | 1,166 |
| 671 | Drug delivery systems | 3 | 71 | 1,513 | 1,710 |
| 671 | behavior modification | 3 | 71 | 383 | 515 |
| 671 | Crystal growth | 5 | 71 | 848 | 1,135 |
| 671 | ecotourism | 1 | 71 | 474 | 335 |
| 671 | child behavior | 3 | 71 | 384 | 465 |
| 679 | Information Systems | 4 | 70 | 1,195 | 1,460 |
| 679 | Cytogenetics | 3 | 70 | 1,140 | 1,378 |
| 679 | Democracy | 4 | 70 | 236 | 201 |
| 679 | taxation | 3 | 70 | 231 | 253 |
| 679 | soil pollution | 3 | 70 | 559 | 605 |
| 679 | Cytoskeleton | 2 | 70 | 330 | 333 |
| 679 | International security | 3 | 70 | 218 | 321 |
| 679 | Therapeutics | 1 | 70 | 1,965 | 1,550 |
| 679 | Genetic therapy | 1 | 70 | 1,239 | 1,039 |
| 679 | Mountains | 12 | 70 | 92 | 279 |
| 679 | health planning | 4 | 70 | 1,928 | 2,030 |
| 679 | conflict management | 3 | 70 | 266 | 335 |
| 691 | Physical Therapy | 3 | 69 | 1,182 | 1,270 |
| 691 | software | 5 | 69 | 781 | 1,262 |
| 691 | international cooperation | 2 | 69 | 745 | 678 |
| 694 | Body Image | 1 | 68 | 378 | 356 |
| 694 | race relations | 3 | 68 | 615 | 559 |
| 696 | Emergency Medical Services | 3 | 67 | 638 | 616 |
| 696 | Organizational Sociology | 4 | 67 | 305 | 406 |
| 696 | Democratization | 3 | 67 | 121 | 152 |
| 696 | Biogeochemistry | 2 | 67 | 1,195 | 1,309 |
| 696 | Plant diseases | 2 | 67 | 2,056 | 1,752 |
| 696 | Culture | 9 | 67 | 588 | 834 |
| 702 | Urban Economics | 2 | 66 | 447 | 479 |
| 702 | Green Chemistry | 4 | 66 | 1,484 | 2,078 |
| 702 | Sustainable Engineering | 4 | 66 | 1,429 | 1,904 |
| 702 | Language Policy | 2 | 66 | 139 | 135 |
| 702 | educational planning | 1 | 66 | 754 | 505 |
| 707 | Radiography | 2 | 65 | 786 | 917 |
| 707 | Multicultural Education | 3 | 65 | 405 | 356 |
| 707 | Depression | 1 | 65 | 584 | 573 |
| 707 | Herbal medicine | 2 | 65 | 911 | 1,087 |
| 707 | Arthropods | 1 | 65 | 520 | 193 |
| 707 | rehabilitation | 6 | 65 | 1,433 | 2,035 |
| 713 | Leadership | 1 | 64 | 958 | 764 |
| 713 | Hemophilia | 1 | 64 | 519 | 325 |
| 713 | Pacific Islands | 5 | 64 | 178 | 211 |
| 713 | biological invasions | 2 | 64 | 752 | 750 |
| 717 | Coastal zone management | 3 | 63 | 673 | 798 |
| 717 | Rock deformation | 3 | 63 | 194 | 290 |
| 717 | Wildlife management | 10 | 63 | 283 | 537 |
| 720 | Environmental Microbiology | 7 | 62 | 836 | 1,784 |
| 720 | Climate change | 2 | 62 | 1,132 | 1,578 |
| 720 | Eutrophication | 2 | 62 | 1,044 | 1,519 |
| 720 | Drug delivery devices | 2 | 62 | 323 | 471 |
| 720 | Zeolites | 3 | 62 | 939 | 1,255 |
| 725 | Nanomedicine | 1 | 61 | 510 | 408 |
| 725 | Psychosomatic Medicine | 1 | 61 | 1,104 | 901 |
| 725 | Social Ethics | 3 | 61 | 202 | 126 |
| 725 | families | 5 | 61 | 674 | 804 |
| 729 | viruses | 1 | 60 | 1,632 | 1,504 |
| 730 | Law | 60 | 59 | 141 | 777 |
| 730 | Social perception | 1 | 59 | 251 | 203 |
| 730 | Applied Ethics | 2 | 59 | 197 | 108 |
| 730 | older people | 4 | 59 | 1,289 | 1,249 |
| 730 | administrative agencies | 1 | 59 | 552 | 313 |
| 730 | Insect biochemistry | 2 | 59 | 556 | 602 |
| 736 | Educational Sociology | 4 | 58 | 297 | 398 |
| 736 | Africa | 14 | 58 | 590 | 1,204 |
| 736 | toxicity testing | 2 | 58 | 816 | 834 |
| 739 | Chronobiology | 1 | 57 | 903 | 552 |
| 739 | Circadian rhythms | 1 | 57 | 681 | 484 |
| 739 | biological clocks | 1 | 57 | 903 | 552 |
| 739 | clay minerals | 3 | 57 | 276 | 385 |
| 739 | circadian rhythm | 1 | 57 | 903 | 552 |
| 739 | biological rhythms | 1 | 57 | 866 | 544 |
| 739 | Personality Assessment | 1 | 57 | 808 | 732 |
| 746 | Paleontology | 7 | 56 | 851 | 1,217 |
| 746 | glycoproteins | 4 | 56 | 377 | 595 |
| 746 | Mechanics | 2 | 56 | 1,581 | 1,216 |
| 746 | Glycoconjugates | 4 | 56 | 377 | 595 |
| 746 | glycolipids | 4 | 56 | 377 | 595 |
| 751 | Neuroimaging | 3 | 55 | 273 | 285 |
| 751 | Risk Management | 2 | 55 | 841 | 828 |
| 751 | coal | 1 | 55 | 2,219 | 2,079 |
| 751 | vitamins | 1 | 55 | 288 | 255 |
| 755 | Japan | 3 | 54 | 1,786 | 1,706 |
| 756 | Simulation Methods | 5 | 53 | 757 | 1,161 |
| 756 | social justice | 2 | 53 | 532 | 312 |
| 756 | Business Ethics | 1 | 53 | 1,546 | 1,491 |
| 759 | Economic Geography | 3 | 52 | 351 | 458 |
| 759 | Biosensors | 2 | 52 | 1,422 | 1,904 |
| 759 | Tourism | 20 | 52 | 494 | 2,107 |
| 759 | Parasitology | 5 | 52 | 1,720 | 2,202 |
| 759 | Malaria | 1 | 52 | 984 | 801 |
| 759 | ethnic groups | 2 | 52 | 437 | 418 |
| 759 | Bioelectronics | 2 | 52 | 1,267 | 1,766 |
| 759 | supercritical fluids | 3 | 52 | 391 | 594 |
| 759 | pain | 4 | 52 | 1,012 | 1,417 |
| 768 | Health Education | 2 | 51 | 2,031 | 1,806 |
| 768 | organizational effectiveness | 7 | 51 | 211 | 566 |
| 768 | Fishery resources | 2 | 51 | 698 | 736 |
| 768 | Germany | 26 | 51 | 99 | 356 |
| 768 | Performance | 2 | 51 | 372 | 384 |
| 768 | mathematical concepts | 3 | 51 | 405 | 373 |
| 774 | Health Services Research | 1 | 50 | 2,253 | 1,711 |
| 774 | Restoration Ecology | 2 | 50 | 528 | 559 |
| 774 | Medical Anthropology | 2 | 50 | 1,357 | 1,637 |
| 774 | Electrochemistry | 13 | 50 | 2,026 | 3,179 |
| 778 | Signal Transduction | 5 | 49 | 996 | 1,662 |
| 778 | motivation | 3 | 49 | 361 | 489 |
| 778 | psychophysics | 2 | 49 | 447 | 386 |
| 778 | peptides | 4 | 49 | 665 | 909 |
| 782 | Nanochemistry | 2 | 48 | 1,537 | 1,590 |
| 782 | Environmental Toxicology | 2 | 48 | 2,645 | 2,970 |
| 782 | Wetland conservation | 3 | 48 | 295 | 447 |
| 782 | Organometallic compounds | 2 | 48 | 1,547 | 1,489 |
| 782 | Oligosaccharide | 3 | 48 | 275 | 475 |
| 782 | Carbohydrates | 3 | 48 | 420 | 594 |
| 782 | Wetlands | 3 | 48 | 310 | 450 |
| 789 | Urban Geography | 2 | 47 | 303 | 309 |
| 789 | Bioorganic chemistry | 1 | 47 | 3,203 | 2,827 |
| 789 | mammals | 2 | 47 | 1,186 | 1,079 |
| 792 | Physical Geography | 5 | 46 | 355 | 650 |
| 792 | Health Physics | 5 | 46 | 81 | 149 |
| 792 | symbiosis | 2 | 46 | 190 | 199 |
| 792 | Ecosystem services | 2 | 46 | 29 | 50 |
| 792 | Travel | 4 | 46 | 628 | 921 |
| 792 | Phytotherapy | 2 | 46 | 867 | 1,023 |
| 792 | Fuzzy systems | 5 | 46 | 1,349 | 1,682 |
| 799 | Surgery | 1 | 45 | 1,760 | 1,575 |
| 799 | Kinesiology | 2 | 45 | 190 | 235 |
| 799 | Kinetics | 2 | 45 | 638 | 614 |
| 799 | Immunopathology | 3 | 45 | 952 | 1,260 |
| 799 | Metabolic syndrome | 2 | 45 | 358 | 422 |
| 799 | Personality Disorders | 2 | 45 | 324 | 385 |
| 799 | counseling | 3 | 45 | 1,243 | 1,396 |
| 799 | Evolution equations | 5 | 45 | 87 | 138 |
| 799 | Aquatic ecology | 5 | 45 | 719 | 1,094 |
| 808 | Marine resources | 2 | 44 | 839 | 987 |
| 808 | Metallography | 2 | 44 | 990 | 1,056 |
| 808 | Lipids | 3 | 44 | 1,186 | 1,636 |
| 808 | South America | 2 | 44 | 98 | 56 |
| 808 | wetland management | 3 | 44 | 150 | 270 |
| 813 | Food Safety | 1 | 43 | 609 | 383 |
| 813 | Differential Equations | 6 | 43 | 784 | 1,022 |
| 813 | Immunotoxicology | 1 | 43 | 589 | 409 |
| 813 | Technological Innovations | 2 | 43 | 1,334 | 1,466 |
| 813 | Exercise therapy | 1 | 43 | 924 | 532 |
| 813 | War and Society | 1 | 43 | 369 | 369 |
| 813 | warfare | 1 | 43 | 495 | 476 |
| 813 | food industry | 1 | 43 | 1,419 | 1,012 |
| 821 | Probability | 2 | 42 | 709 | 754 |
| 821 | General Surgery | 7 | 42 | 324 | 510 |
| 821 | greenhouse effect | 1 | 42 | 138 | 128 |
| 821 | Carbon dioxide | 1 | 42 | 138 | 128 |
| 821 | Nonprofit organizations | 2 | 42 | 458 | 526 |
| 821 | technical education | 4 | 42 | 565 | 837 |
| 821 | United Kingdom | 4 | 42 | 1,151 | 1,643 |
| 821 | Mental Health Counseling | 5 | 42 | 57 | 98 |
| 829 | Nuclear Medicine | 17 | 41 | 324 | 920 |
| 829 | Sedimentology | 3 | 41 | 606 | 882 |
| 829 | Measurement | 2 | 41 | 1,640 | 1,677 |
| 829 | Extracellular matrix | 1 | 41 | 372 | 444 |
| 829 | Communication in marketing | 5 | 41 | 65 | 290 |
| 829 | marketing | 4 | 41 | 1,644 | 2,280 |
| 829 | Radiometry | 17 | 41 | 5 | 23 |
| 829 | collagen | 1 | 41 | 395 | 460 |
| 837 | Labor Economics | 2 | 40 | 625 | 622 |
| 837 | Metastasis | 1 | 40 | 326 | 459 |
| 837 | radiative transfer | 2 | 40 | 737 | 675 |
| 837 | Developmental Disabilities | 2 | 40 | 1,098 | 1,350 |
| 837 | analysis | 1 | 40 | 548 | 502 |
| 837 | hygiene | 1 | 40 | 899 | 766 |
| 843 | Mental Health | 4 | 39 | 1,304 | 1,820 |
| 843 | Human evolution | 1 | 39 | 646 | 682 |
| 843 | Fish diseases | 1 | 39 | 223 | 186 |
| 843 | Aquatic animals | 1 | 39 | 385 | 283 |
| 843 | Communication in politics | 4 | 39 | 199 | 307 |
| 843 | Combinatorial analysis | 1 | 39 | 1,463 | 863 |
| 849 | Ceramics | 5 | 38 | 1,152 | 1,619 |
| 849 | Plant Taxonomy | 4 | 38 | 333 | 526 |
| 849 | Distributed Databases | 5 | 38 | 98 | 241 |
| 849 | Finite Element Method | 2 | 38 | 427 | 476 |
| 849 | digestion | 1 | 38 | 9 | 15 |
| 849 | atmospheric models | 3 | 38 | 598 | 890 |
| 849 | Capitalism | 1 | 38 | 392 | 253 |
| 849 | Glass | 5 | 38 | 822 | 1,326 |
| 849 | pottery | 5 | 38 | 770 | 1,292 |
| 858 | Rock Mechanics | 4 | 37 | 764 | 1,126 |
| 858 | Ethnobotany | 1 | 37 | 348 | 447 |
| 858 | Risk assessment | 2 | 37 | 825 | 887 |
| 858 | local government | 1 | 37 | 621 | 557 |
| 858 | Traditional medicine | 1 | 37 | 387 | 467 |
| 858 | ethnobiology | 1 | 37 | 458 | 504 |
| 858 | Cell survival | 1 | 37 | 444 | 449 |
| 858 | water supply | 2 | 37 | 1,009 | 1,301 |
| 858 | Health Risk Assessment | 2 | 37 | 607 | 691 |
| 858 | Ethnomedicine | 1 | 37 | 348 | 447 |
| 858 | molecular chaperones | 1 | 37 | 500 | 450 |
| 869 | Sea | 1 | 36 | 847 | 790 |
| 869 | Steroids | 3 | 36 | 843 | 1,195 |
| 869 | Oxidation-reduction | 2 | 36 | 862 | 1,302 |
| 872 | Distance Education | 1 | 35 | 725 | 652 |
| 872 | Electronics | 3 | 35 | 2,961 | 3,081 |
| 872 | Chemical Oceanography | 1 | 35 | 432 | 506 |
| 872 | Patient education | 1 | 35 | 872 | 877 |
| 872 | Geopolitics | 3 | 35 | 256 | 370 |
| 872 | Immunopharmacology | 1 | 35 | 1,519 | 1,457 |
| 872 | Autoantibodies | 1 | 35 | 745 | 806 |
| 872 | Family | 2 | 35 | 1,163 | 1,243 |
| 872 | Autoimmune diseases | 1 | 35 | 825 | 886 |
| 872 | sex differences | 3 | 35 | 133 | 299 |
| 882 | Systems Engineering | 4 | 34 | 1,940 | 2,544 |
| 882 | Randomized Controlled Trials | 2 | 34 | 1,090 | 1,081 |
| 882 | Hearing | 1 | 34 | 960 | 815 |
| 882 | concrete | 2 | 34 | 1,082 | 1,440 |
| 882 | Cement | 2 | 34 | 683 | 982 |
| 887 | Orthopedic Surgery | 2 | 33 | 815 | 910 |
| 887 | Logic Programming | 4 | 33 | 272 | 334 |
| 887 | concepts | 1 | 33 | 263 | 175 |
| 887 | Chemical structure | 5 | 33 | 346 | 615 |
| 887 | polymerization | 3 | 33 | 3,163 | 3,578 |
| 892 | Freeze-Drying | 1 | 32 | 673 | 600 |
| 892 | Hypothermia | 1 | 32 | 673 | 600 |
| 892 | Freeze Drying | 1 | 32 | 673 | 600 |
| 895 | Popular culture | 4 | 31 | 466 | 461 |
| 895 | Luminescence | 2 | 31 | 1,650 | 1,750 |
| 895 | France | 4 | 31 | 359 | 410 |
| 895 | Atomic spectroscopy | 4 | 31 | 964 | 1,372 |
| 895 | Trust | 1 | 31 | 58 | 70 |
| 900 | Metabolism | 4 | 30 | 1,679 | 2,756 |
| 900 | Language Development | 2 | 30 | 150 | 219 |
| 900 | Lipid metabolism | 1 | 30 | 680 | 767 |
| 900 | sustainability | 2 | 30 | 1,107 | 1,538 |
| 900 | Emotion | 2 | 30 | 281 | 470 |
| 900 | footwear | 4 | 30 | 43 | 52 |
| 900 | Lipid | 1 | 30 | 682 | 767 |
| 907 | Higher Education | 4 | 29 | 523 | 909 |
| 907 | Plate Tectonics | 2 | 29 | 365 | 454 |
| 907 | Nonlinear functional analysis | 7 | 29 | 774 | 1,460 |
| 907 | monoclonal antibodies | 2 | 29 | 329 | 392 |
| 907 | Solutions | 1 | 29 | 712 | 530 |
| 907 | wood | 1 | 29 | 771 | 630 |
| 907 | gastrointestinal tract | 2 | 29 | 404 | 763 |
| 914 | Emergency Medicine | 2 | 28 | 1,321 | 1,417 |
| 914 | Ethnic relations | 2 | 28 | 764 | 737 |
| 914 | Legislative Power | 1 | 28 | 149 | 99 |
| 914 | Educational Change | 1 | 28 | 150 | 171 |
| 914 | big data | 2 | 28 | 850 | 1,050 |
| 914 | Risk | 1 | 28 | 890 | 896 |
| 914 | educational innovations | 1 | 28 | 965 | 889 |
| 914 | Uncertainty | 1 | 28 | 342 | 307 |
| 914 | Middle Ages | 6 | 28 | 88 | 105 |
| 923 | International Law | 33 | 27 | 47 | 262 |
| 923 | Information Retrieval | 3 | 27 | 458 | 799 |
| 923 | Histocompatibility Testing | 2 | 27 | 555 | 708 |
| 923 | Positive Psychology | 1 | 27 | 335 | 452 |
| 923 | Porous materials | 1 | 27 | 1,314 | 1,109 |
| 923 | Sites | 3 | 27 | 527 | 962 |
| 929 | Pharmacy | 2 | 26 | 2,100 | 2,595 |
| 929 | Nonverbal Communication | 2 | 26 | 261 | 463 |
| 929 | Body language | 2 | 26 | 154 | 330 |
| 929 | visualization | 8 | 26 | 794 | 1,250 |
| 929 | Genetic markers | 1 | 26 | 532 | 509 |
| 929 | disaster relief | 1 | 26 | 433 | 451 |
| 929 | biochemical markers | 1 | 26 | 1,036 | 1,008 |
| 936 | Natural Sciences | 2 | 25 | 144 | 197 |
| 936 | Vocational Education | 2 | 25 | 638 | 787 |
| 936 | Communication and Culture | 2 | 25 | 362 | 403 |
| 936 | Bilingualism | 2 | 25 | 194 | 300 |
| 936 | Eastern Europe | 4 | 25 | 746 | 1,032 |
| 936 | Comparative Law | 7 | 25 | 132 | 162 |
| 936 | drug evaluation | 3 | 25 | 1,197 | 1,866 |
| 943 | Political Psychology | 2 | 24 | 442 | 664 |
| 943 | Land Use Planning | 1 | 24 | 636 | 732 |
| 943 | Organizational change | 2 | 24 | 934 | 1,224 |
| 943 | Melanoma | 1 | 24 | 336 | 422 |
| 943 | histological techniques | 1 | 24 | 886 | 1,027 |
| 943 | Qualitative Research | 2 | 24 | 637 | 833 |
| 943 | Magnetic Resonance Spectroscopy | 1 | 24 | 1,474 | 1,307 |
| 943 | weather forecasting | 1 | 24 | 319 | 394 |
| 943 | crime | 1 | 24 | 1,032 | 875 |
| 952 | Digital Media | 3 | 23 | 196 | 409 |
| 952 | Active Learning | 1 | 23 | 173 | 234 |
| 952 | Environmental Geochemistry | 1 | 23 | 1,128 | 1,172 |
| 952 | Entropy | 2 | 23 | 1,506 | 1,687 |
| 952 | extraterrestrial environment | 1 | 23 | 952 | 877 |
| 952 | astronomical phenomena | 1 | 23 | 877 | 818 |
| 958 | Computer Science | 4 | 22 | 1,822 | 2,610 |
| 958 | Combustion | 1 | 22 | 1,720 | 1,785 |
| 958 | cultural policy | 2 | 22 | 289 | 355 |
| 958 | particles | 3 | 22 | 1,048 | 1,701 |
| 958 | economic conditions | 1 | 22 | 836 | 812 |
| 958 | plankton | 3 | 22 | 194 | 438 |
| 964 | Political Sociology | 1 | 21 | 800 | 708 |
| 964 | Religion | 3 | 21 | 892 | 844 |
| 964 | Political Ethics | 3 | 21 | 91 | 142 |
| 964 | Genetic algorithms | 2 | 21 | 409 | 708 |
| 964 | Evolutionary Computation | 2 | 21 | 625 | 1,012 |
| 964 | Medical innovations | 2 | 21 | 993 | 1,681 |
| 964 | public opinion polls | 1 | 21 | 210 | 169 |
| 971 | Obstetrics | 1 | 20 | 2,486 | 2,550 |
| 971 | mental health policy | 1 | 20 | 329 | 379 |
| 971 | role | 2 | 20 | 562 | 958 |
| 971 | national security | 3 | 20 | 372 | 431 |
| 975 | History | 22 | 19 | 304 | 721 |
| 975 | Urology | 1 | 19 | 1,576 | 1,659 |
| 975 | Architecture | 1 | 19 | 940 | 722 |
| 975 | Criminal psychology | 4 | 19 | 675 | 1,098 |
| 975 | Human Rights | 4 | 19 | 461 | 912 |
| 975 | Radiochemistry | 1 | 19 | 1,539 | 1,303 |
| 975 | Logical Positivism | 2 | 19 | 26 | 11 |
| 975 | Sovereignty | 2 | 19 | 178 | 316 |
| 975 | Real-time Data Processing | 2 | 19 | 164 | 250 |
| 975 | Medical Ethics | 2 | 19 | 1,291 | 1,560 |
| 975 | Social Issues | 2 | 19 | 336 | 545 |
| 975 | Cell adhesion | 1 | 19 | 313 | 430 |
| 975 | X-rays | 1 | 19 | 866 | 776 |
| 975 | construction | 1 | 19 | 374 | 436 |
| 975 | Food preferences | 2 | 19 | 478 | 827 |
| 975 | Online journalism | 1 | 19 | 217 | 320 |
| 975 | accidents | 8 | 19 | 41 | 82 |
| 992 | Electrical Engineering | 8 | 18 | 2,012 | 3,247 |
| 992 | Pharmacokinetics | 2 | 18 | 966 | 1,533 |
| 992 | Infections | 3 | 18 | 959 | 1,731 |
| 992 | Altitude Sickness | 1 | 18 | 269 | 288 |
| 992 | Diagnosis | 1 | 18 | 669 | 735 |
| 992 | Watershed management | 1 | 18 | 531 | 494 |
| 992 | Altitude | 1 | 18 | 269 | 288 |
| 992 | Acarology | 2 | 18 | 374 | 613 |
| 992 | Mites | 2 | 18 | 505 | 714 |