| 1 | Medicine | 305 | 8.7K | 1173 | 1607 |
| 2 | Science | 242 | 8.1K | 1329 | 2268 |
| 3 | Biology | 192 | 7.5K | 1524 | 2295 |
| 4 | Pollution | 135 | 4.8K | 739 | 995 |
| 5 | Ecology | 150 | 4.7K | 914 | 1311 |
| 6 | Liver diseases | 27 | 4.6K | 578 | 293 |
| 7 | Research | 177 | 4.5K | 1366 | 1668 |
| 8 | environmental pollution | 109 | 3.9K | 597 | 703 |
| 9 | Meteorology | 27 | 3.8K | 878 | 412 |
| 10 | Biochemistry | 127 | 3.8K | 2180 | 2300 |
| 11 | Public Health | 258 | 3.7K | 435 | 939 |
| 12 | Microbiology | 88 | 3.5K | 1626 | 1791 |
| 13 | Food | 102 | 3.4K | 316 | 341 |
| 14 | food technology | 79 | 3.2K | 327 | 254 |
| 15 | Nutrition | 119 | 3.2K | 598 | 785 |
| 16 | Immunology | 62 | 3.1K | 1131 | 1120 |
| 17 | Environment | 70 | 2.9K | 1088 | 1512 |
| 18 | Water pollution | 95 | 2.8K | 289 | 481 |
| 19 | Materials | 77 | 2.8K | 1661 | 1546 |
| 20 | Marine Biology | 143 | 2.7K | 256 | 470 |
| 21 | Urology | 69 | 2.6K | 399 | 354 |
| 22 | Environmental Health | 110 | 2.5K | 796 | 1287 |
| 23 | Molecular Biology | 109 | 2.4K | 1868 | 2875 |
| 24 | Chemistry | 70 | 2.3K | 3063 | 3320 |
| 25 | Physics | 71 | 2.1K | 3118 | 4340 |
| 26 | Environmental monitoring | 59 | 2.1K | 713 | 871 |
| 27 | Nanotechnology | 44 | 2.1K | 1707 | 1504 |
| 28 | Environmental Management | 54 | 2.1K | 486 | 556 |
| 29 | Toxicology | 100 | 1.8K | 819 | 1310 |
| 30 | Renewable Energy Sources | 39 | 1.8K | 501 | 781 |
| 31 | Building Materials | 43 | 1.7K | 303 | 334 |
| 32 | Neurology | 83 | 1.7K | 1494 | 2138 |
| 33 | Physiology | 69 | 1.6K | 1067 | 1357 |
| 34 | Biotechnology | 63 | 1.6K | 1652 | 2247 |
| 35 | Marine Pollution | 59 | 1.6K | 84 | 193 |
| 36 | Environmental Policy | 37 | 1.5K | 851 | 952 |
| 37 | Biophysics | 42 | 1.5K | 2271 | 2021 |
| 38 | Analytical Chemistry | 30 | 1.4K | 1906 | 1398 |
| 39 | Biocompatible Materials | 47 | 1.4K | 1174 | 1538 |
| 40 | nanoscience | 25 | 1.4K | 1171 | 1037 |
| 41 | Parasitology | 45 | 1.3K | 579 | 513 |
| 42 | Climatology | 10 | 1.3K | 1138 | 566 |
| 43 | Fracture mechanics | 42 | 1.2K | 301 | 245 |
| 44 | Environmental Toxicology | 40 | 1.2K | 520 | 743 |
| 45 | Tropical Medicine | 59 | 1.2K | 206 | 267 |
| 46 | Mathematics | 105 | 1.2K | 1376 | 1355 |
| 47 | Natural history | 31 | 1.2K | 1478 | 3686 |
| 48 | environmental protection | 44 | 1.2K | 770 | 1018 |
| 49 | Parasites | 29 | 1.2K | 413 | 284 |
| 50 | Neurophysiology | 53 | 1.1K | 875 | 1366 |
| 51 | Pharmacology | 72 | 1.1K | 1479 | 2223 |
| 52 | Medical Microbiology | 20 | 1.1K | 1153 | 1065 |
| 53 | Biodiversity | 27 | 1.1K | 724 | 715 |
| 54 | Geology | 59 | 1.1K | 863 | 1025 |
| 55 | Chemical Engineering | 31 | 1.1K | 1866 | 1907 |
| 56 | Ophthalmology | 17 | 1.0K | 933 | 600 |
| 57 | Energy Policy | 29 | 997 | 771 | 976 |
| 58 | Fisheries | 54 | 973 | 296 | 469 |
| 59 | Environmental pollutants | 34 | 947 | 534 | 673 |
| 60 | Engineering | 46 | 939 | 1071 | 949 |
| 61 | Psychiatry | 34 | 933 | 1754 | 2002 |
| 62 | Astronomy | 22 | 923 | 1527 | 1410 |
| 63 | Neuropsychology | 46 | 912 | 585 | 835 |
| 64 | Sustainable Development | 22 | 911 | 594 | 572 |
| 65 | Astrophysics | 22 | 908 | 1790 | 1606 |
| 66 | Geophysics | 45 | 904 | 1264 | 1573 |
| 67 | Brain | 50 | 901 | 810 | 1242 |
| 67 | Earth Sciences | 61 | 901 | 736 | 1141 |
| 69 | Biomedical Engineering | 35 | 900 | 1712 | 1864 |
| 70 | Health Policy | 70 | 888 | 357 | 711 |
| 70 | Metabolism | 31 | 888 | 1187 | 1539 |
| 72 | Epidemiology | 63 | 873 | 864 | 1511 |
| 73 | Endocrinology | 44 | 862 | 1030 | 1711 |
| 74 | Transportation | 21 | 843 | 612 | 498 |
| 75 | Virology | 20 | 842 | 1587 | 2152 |
| 76 | Aquaculture | 43 | 801 | 322 | 455 |
| 77 | Cell Biology | 30 | 794 | 1835 | 2770 |
| 78 | Bacteriology | 30 | 777 | 653 | 1004 |
| 79 | Sports Medicine | 66 | 775 | 486 | 835 |
| 80 | Composite Materials | 22 | 774 | 1147 | 1193 |
| 81 | Public Health Administration | 65 | 773 | 47 | 51 |
| 82 | Environmental Engineering | 30 | 765 | 1273 | 1658 |
| 83 | environmental exposure | 22 | 745 | 609 | 615 |
| 84 | Water | 10 | 743 | 1643 | 1305 |
| 85 | pollutants | 25 | 734 | 567 | 716 |
| 86 | global environmental change | 5 | 729 | 767 | 354 |
| 87 | Obesity | 13 | 698 | 1235 | 1073 |
| 88 | Structural Engineering | 35 | 692 | 436 | 468 |
| 89 | Sports | 50 | 672 | 457 | 705 |
| 90 | Psychology | 26 | 667 | 2122 | 2131 |
| 91 | Biomass Energy | 20 | 649 | 1010 | 1251 |
| 92 | Australia | 25 | 646 | 582 | 438 |
| 93 | energy conservation | 18 | 644 | 659 | 836 |
| 93 | Immunity | 16 | 644 | 1073 | 1595 |
| 95 | Soil Science | 14 | 634 | 924 | 766 |
| 96 | Solitons | 13 | 625 | 405 | 207 |
| 96 | Fractals | 13 | 625 | 500 | 252 |
| 96 | Chaos | 13 | 625 | 405 | 207 |
| 99 | Environmental Geology | 11 | 623 | 821 | 468 |
| 100 | Biochemical Engineering | 16 | 600 | 1711 | 2374 |
| 101 | Hydrology | 18 | 599 | 1204 | 1073 |
| 102 | Biodiversity conservation | 23 | 594 | 660 | 1233 |
| 103 | Optical materials | 17 | 589 | 1347 | 1416 |
| 104 | Polymers | 30 | 579 | 2028 | 2210 |
| 105 | Parasitic Diseases | 24 | 574 | 773 | 994 |
| 106 | Earthquake Engineering | 24 | 567 | 446 | 512 |
| 107 | Diet | 24 | 565 | 827 | 1257 |
| 108 | Quality Control | 16 | 564 | 645 | 540 |
| 109 | Geomorphology | 11 | 563 | 812 | 660 |
| 110 | Colloids | 22 | 558 | 1724 | 2053 |
| 111 | Metabolic diseases | 26 | 553 | 1055 | 1756 |
| 111 | food handling | 13 | 553 | 314 | 293 |
| 113 | Molecular Genetics | 11 | 538 | 1346 | 1161 |
| 114 | Psychophysiology | 25 | 535 | 1281 | 1758 |
| 115 | Geochemistry | 20 | 533 | 981 | 1140 |
| 116 | biological evolution | 15 | 532 | 1088 | 1350 |
| 117 | Ethnology | 16 | 512 | 636 | 313 |
| 118 | ecosystem | 29 | 504 | 349 | 812 |
| 119 | Human genetics | 7 | 494 | 2039 | 2900 |
| 120 | Magnetic Materials | 6 | 489 | 1221 | 615 |
| 121 | Recycling | 11 | 483 | 218 | 350 |
| 122 | Behavior | 24 | 474 | 1325 | 2106 |
| 123 | Biogeochemistry | 3 | 473 | 1342 | 757 |
| 124 | Ocean Engineering | 23 | 466 | 589 | 733 |
| 125 | environmental indicators | 17 | 461 | 326 | 511 |
| 126 | biological factors | 23 | 458 | 615 | 851 |
| 127 | Neurochemistry | 21 | 456 | 1157 | 1569 |
| 128 | Cytology | 23 | 450 | 2226 | 3386 |
| 128 | Inflammation | 16 | 450 | 507 | 669 |
| 130 | Virulence | 7 | 446 | 951 | 1062 |
| 131 | Water quality management | 22 | 445 | 579 | 641 |
| 132 | Catalysis | 16 | 444 | 2087 | 2321 |
| 133 | Petroleum Engineering | 24 | 443 | 223 | 265 |
| 133 | Phylogeny | 15 | 443 | 359 | 525 |
| 135 | Heat Exchangers | 21 | 442 | 324 | 576 |
| 136 | Hydraulic Engineering | 9 | 440 | 598 | 363 |
| 136 | Molecular evolution | 11 | 440 | 1033 | 1007 |
| 138 | Transport | 13 | 438 | 241 | 287 |
| 139 | Critical Care | 10 | 437 | 1187 | 1384 |
| 140 | Genetics | 19 | 434 | 2177 | 3167 |
| 141 | Technology | 27 | 433 | 1602 | 1952 |
| 142 | Spectrum analysis | 25 | 428 | 2087 | 2530 |
| 143 | Highway Engineering | 10 | 427 | 177 | 91 |
| 144 | Critical Care Medicine | 8 | 425 | 1258 | 1385 |
| 145 | Aging | 19 | 423 | 1464 | 1608 |
| 146 | Immunopathology | 12 | 418 | 867 | 847 |
| 147 | disease vectors | 10 | 416 | 542 | 414 |
| 148 | Agricultural Chemistry | 8 | 409 | 1793 | 1303 |
| 149 | Education | 64 | 407 | 772 | 1388 |
| 150 | human behavior | 19 | 391 | 1048 | 1897 |
| 150 | Host-parasite interactions | 6 | 391 | 1125 | 1230 |
| 152 | Botany | 32 | 390 | 1610 | 2599 |
| 153 | Radiation | 21 | 389 | 878 | 972 |
| 154 | Electrochemistry | 23 | 387 | 1867 | 2069 |
| 155 | Traffic Engineering | 7 | 386 | 233 | 178 |
| 156 | Geriatrics | 13 | 385 | 1908 | 1682 |
| 157 | Petroleum Geology | 13 | 383 | 225 | 248 |
| 158 | Marine Geology | 12 | 378 | 257 | 250 |
| 159 | Pathology | 14 | 375 | 1474 | 1750 |
| 160 | Food Microbiology | 6 | 374 | 1040 | 868 |
| 161 | cytokines | 12 | 368 | 676 | 770 |
| 162 | Mental Health Services | 5 | 364 | 1236 | 556 |
| 163 | Operations Research | 6 | 363 | 1849 | 1125 |
| 163 | cell interaction | 10 | 363 | 701 | 726 |
| 165 | mass transfer | 14 | 362 | 811 | 904 |
| 166 | Agriculture | 18 | 361 | 999 | 1246 |
| 167 | Pharmaceutical Chemistry | 13 | 355 | 2574 | 2809 |
| 168 | Engineering Mathematics | 29 | 347 | 739 | 853 |
| 168 | cell adhesion molecules | 8 | 347 | 263 | 223 |
| 168 | Cell communication | 8 | 347 | 496 | 435 |
| 171 | Anatomy | 22 | 341 | 859 | 1324 |
| 171 | Conservation Biology | 18 | 341 | 429 | 755 |
| 173 | Fishery resources | 19 | 340 | 152 | 304 |
| 174 | Metallic Glasses | 6 | 339 | 327 | 199 |
| 175 | Food additives | 8 | 338 | 785 | 721 |
| 175 | hydrocolloids | 8 | 338 | 382 | 476 |
| 177 | Rock Mechanics | 11 | 336 | 478 | 486 |
| 178 | Information Science | 7 | 335 | 1931 | 1394 |
| 179 | coal | 16 | 332 | 664 | 1071 |
| 180 | Coastal zone management | 21 | 331 | 118 | 282 |
| 180 | Fishery management | 19 | 331 | 303 | 383 |
| 182 | Materials Science | 18 | 330 | 2635 | 3144 |
| 182 | Waste management | 13 | 330 | 623 | 512 |
| 184 | Exercise | 18 | 329 | 501 | 591 |
| 185 | Dermatology | 21 | 328 | 863 | 1161 |
| 186 | Microbial Biotechnology | 10 | 327 | 402 | 417 |
| 187 | feeding behavior | 16 | 325 | 282 | 445 |
| 187 | Appetite | 16 | 325 | 242 | 394 |
| 189 | Physical fitness | 27 | 323 | 233 | 585 |
| 190 | Mechanical Engineering | 15 | 321 | 1313 | 959 |
| 191 | Marine resources | 22 | 318 | 121 | 280 |
| 192 | Histology | 7 | 316 | 1566 | 1340 |
| 192 | Aquatic ecology | 20 | 316 | 259 | 485 |
| 194 | Economics | 25 | 312 | 1911 | 2149 |
| 195 | Sea | 12 | 311 | 219 | 303 |
| 196 | Combinatorial chemistry | 2 | 310 | 1337 | 591 |
| 196 | miniaturization | 2 | 310 | 2656 | 1481 |
| 198 | Industrial Microbiology | 15 | 303 | 876 | 1456 |
| 199 | Green Chemistry | 8 | 299 | 1231 | 1373 |
| 199 | Corporate Social Responsibility | 6 | 299 | 108 | 153 |
| 199 | environmental auditing | 6 | 299 | 118 | 157 |
| 199 | United States | 25 | 299 | 2241 | 3181 |
| 203 | Water Purification | 10 | 295 | 603 | 451 |
| 204 | Paleontology | 13 | 294 | 742 | 686 |
| 205 | Histochemistry | 19 | 289 | 389 | 613 |
| 205 | Developmental Biology | 7 | 289 | 1744 | 1901 |
| 207 | Anthropology | 14 | 288 | 870 | 737 |
| 208 | actuators | 9 | 287 | 1524 | 1567 |
| 208 | transducers | 9 | 287 | 1524 | 1567 |
| 210 | Soil Mechanics | 11 | 283 | 618 | 679 |
| 211 | natural gas | 10 | 282 | 199 | 197 |
| 211 | Breeding | 6 | 282 | 1015 | 800 |
| 213 | Europe | 31 | 280 | 1132 | 1816 |
| 214 | Child | 27 | 278 | 936 | 1616 |
| 215 | Reproduction | 12 | 277 | 1530 | 1646 |
| 216 | Tribology | 23 | 276 | 351 | 612 |
| 217 | Marine Ecology | 25 | 274 | 181 | 372 |
| 217 | rehabilitation | 20 | 274 | 897 | 1457 |
| 217 | Vaccines | 15 | 274 | 984 | 1367 |
| 220 | Forest Management | 15 | 268 | 455 | 708 |
| 220 | polymerization | 19 | 268 | 2112 | 2573 |
| 220 | computer networks | 13 | 268 | 1286 | 1345 |
| 223 | Animal breeding | 9 | 267 | 489 | 424 |
| 224 | Solid State Chemistry | 12 | 266 | 1550 | 1488 |
| 225 | Surgery | 7 | 262 | 1919 | 2092 |
| 226 | Economic History | 21 | 260 | 1583 | 1671 |
| 227 | Radioisotopes | 16 | 256 | 521 | 513 |
| 228 | Measurement | 6 | 255 | 963 | 610 |
| 229 | Gene expression regulation | 3 | 252 | 1317 | 870 |
| 230 | Nanostructures | 8 | 251 | 1606 | 1687 |
| 231 | free radicals | 5 | 249 | 1446 | 1376 |
| 231 | Hazardous waste | 6 | 249 | 668 | 803 |
| 233 | drug evaluation | 9 | 246 | 822 | 782 |
| 234 | Oceanography | 9 | 245 | 1332 | 1366 |
| 235 | ethnobiology | 12 | 243 | 57 | 134 |
| 236 | Hematology | 50 | 242 | 1357 | 2607 |
| 237 | Zoology | 24 | 240 | 1091 | 1559 |
| 237 | Phytotherapy | 12 | 240 | 324 | 486 |
| 239 | Plant Ecology | 16 | 237 | 830 | 1516 |
| 239 | Latin America | 55 | 237 | 247 | 356 |
| 239 | radioactive waste | 5 | 237 | 611 | 776 |
| 239 | industrial waste | 5 | 237 | 648 | 778 |
| 243 | Sedimentary rocks | 9 | 235 | 319 | 396 |
| 244 | Pharmacognosy | 14 | 234 | 897 | 1497 |
| 244 | Clinical Chemistry | 15 | 234 | 1742 | 2623 |
| 246 | Biogeography | 7 | 232 | 740 | 1055 |
| 247 | Forest Ecology | 12 | 231 | 568 | 857 |
| 248 | Agricultural Ecology | 7 | 230 | 793 | 1026 |
| 249 | Sustainable Engineering | 6 | 228 | 1313 | 1290 |
| 249 | Engineering Geology | 10 | 228 | 858 | 990 |
| 251 | Nursing | 16 | 226 | 826 | 892 |
| 252 | Bioengineering | 17 | 225 | 2380 | 4169 |
| 253 | Transportation Engineering | 7 | 223 | 201 | 183 |
| 254 | Manufacturing Processes | 19 | 221 | 975 | 1559 |
| 254 | Medical genetics | 13 | 221 | 1997 | 3090 |
| 256 | Tourism | 7 | 220 | 1124 | 1215 |
| 256 | Echocardiography | 4 | 220 | 72 | 27 |
| 256 | Immune system | 8 | 220 | 805 | 1388 |
| 259 | Obstetrics | 6 | 218 | 2461 | 1984 |
| 259 | Multiple sclerosis | 16 | 218 | 203 | 235 |
| 261 | Developing countries | 13 | 217 | 1219 | 1602 |
| 262 | Microbial Ecology | 10 | 215 | 1571 | 2493 |
| 262 | Animal Behavior | 17 | 215 | 912 | 1808 |
| 262 | venom | 8 | 215 | 523 | 505 |
| 262 | Toxins | 8 | 215 | 582 | 561 |
| 266 | vibration | 14 | 211 | 553 | 744 |
| 267 | Electrical Engineering | 17 | 210 | 1819 | 1557 |
| 267 | Cancer | 12 | 210 | 2585 | 3596 |
| 269 | Health promotion | 12 | 209 | 818 | 1151 |
| 270 | Respiration | 12 | 208 | 929 | 1398 |
| 271 | Medical Anthropology | 11 | 206 | 702 | 1321 |
| 272 | Traditional medicine | 11 | 205 | 89 | 154 |
| 273 | Ethnobotany | 10 | 204 | 55 | 135 |
| 273 | Ethnomedicine | 10 | 204 | 45 | 135 |
| 275 | Industrial Engineering | 9 | 203 | 1246 | 1345 |
| 275 | Population Genetics | 11 | 203 | 746 | 1225 |
| 277 | Atmospheric Physics | 6 | 202 | 1425 | 1437 |
| 277 | Diabetes | 7 | 202 | 1963 | 2439 |
| 279 | Wildlife conservation | 16 | 201 | 515 | 1199 |
| 279 | Roads | 5 | 201 | 668 | 381 |
| 281 | Geography | 15 | 200 | 1186 | 1674 |
| 282 | Food preferences | 7 | 199 | 214 | 297 |
| 282 | Plant diseases | 17 | 199 | 961 | 1374 |
| 284 | Adolescent | 16 | 198 | 1058 | 1597 |
| 285 | Marine biodiversity | 16 | 196 | 55 | 70 |
| 285 | dietary supplements | 11 | 196 | 313 | 577 |
| 285 | Diagnostic microbiology | 5 | 196 | 1358 | 1798 |
| 288 | Immunotherapy | 12 | 195 | 1118 | 1995 |
| 289 | Logistics | 3 | 193 | 554 | 391 |
| 289 | energy resources | 4 | 193 | 1339 | 1580 |
| 291 | Antarctica | 28 | 192 | 98 | 231 |
| 292 | Evolution | 9 | 191 | 1338 | 1810 |
| 293 | Health | 9 | 190 | 1662 | 1894 |
| 294 | Raman spectroscopy | 4 | 189 | 819 | 525 |
| 294 | Quality of life | 6 | 189 | 1258 | 1345 |
| 296 | Regional Planning | 10 | 188 | 932 | 1033 |
| 297 | Surface Chemistry | 16 | 187 | 2135 | 3227 |
| 297 | Plastics | 3 | 187 | 2042 | 1107 |
| 297 | Chromatographic analysis | 11 | 187 | 1130 | 1258 |
| 300 | Biopharmaceutics | 7 | 186 | 921 | 1038 |
| 301 | Production Engineering | 10 | 182 | 1191 | 1196 |
| 302 | Microscopy | 18 | 180 | 616 | 1009 |
| 303 | Antibacterial agents | 5 | 179 | 636 | 662 |
| 303 | Immunochemistry | 4 | 179 | 1144 | 761 |
| 305 | Systems Engineering | 6 | 178 | 1769 | 1226 |
| 306 | Neurosurgery | 7 | 177 | 979 | 1098 |
| 306 | Optical Communications | 9 | 177 | 314 | 304 |
| 308 | Cell differentiation | 2 | 176 | 2581 | 2161 |
| 309 | Structural dynamics | 11 | 175 | 564 | 920 |
| 309 | Econometrics | 5 | 175 | 1237 | 893 |
| 311 | Ecological Engineering | 6 | 173 | 447 | 628 |
| 311 | Computer-Aided Design | 7 | 173 | 858 | 826 |
| 311 | Post-traumatic stress disorder | 2 | 173 | 1146 | 688 |
| 311 | Bereavement | 2 | 173 | 266 | 59 |
| 315 | Sedimentology | 8 | 172 | 339 | 497 |
| 315 | Biometrics | 5 | 172 | 1047 | 864 |
| 317 | Orthopedics | 8 | 171 | 1274 | 1446 |
| 317 | DNA methylation | 1 | 171 | 712 | 305 |
| 319 | Statistics | 4 | 170 | 2877 | 1857 |
| 320 | Neural circuitry | 8 | 169 | 1310 | 1660 |
| 321 | Food Preservation | 8 | 168 | 424 | 353 |
| 322 | Drug delivery systems | 4 | 167 | 1568 | 1566 |
| 323 | Chromatography | 9 | 166 | 1100 | 1256 |
| 324 | Materials Engineering | 6 | 164 | 500 | 288 |
| 325 | cell physiology | 6 | 163 | 1411 | 1858 |
| 326 | Nanostructured Materials | 8 | 162 | 2436 | 2854 |
| 327 | Nutrition physiology | 10 | 161 | 389 | 738 |
| 328 | Combustion | 6 | 160 | 1004 | 1011 |
| 329 | Psychopharmacology | 6 | 159 | 1507 | 1769 |
| 330 | Genetic engineering | 7 | 158 | 1837 | 2366 |
| 331 | Process Control | 5 | 157 | 695 | 973 |
| 331 | Drug design | 4 | 157 | 1862 | 1659 |
| 331 | Production Management | 5 | 157 | 926 | 1191 |
| 331 | Nervous system | 11 | 157 | 1669 | 2817 |
| 335 | Marine Biotechnology | 9 | 156 | 88 | 203 |
| 335 | Climate change | 3 | 156 | 1261 | 1704 |
| 335 | Eutrophication | 3 | 156 | 1198 | 1675 |
| 338 | Technological Innovations | 5 | 155 | 846 | 777 |
| 338 | Marine mammals | 2 | 155 | 438 | 217 |
| 340 | drug therapy | 9 | 154 | 1850 | 2481 |
| 341 | Physical Therapy | 8 | 153 | 959 | 1367 |
| 341 | Computer Graphics | 6 | 153 | 1349 | 1227 |
| 341 | Artificial Intelligence | 20 | 153 | 1695 | 2922 |
| 341 | Travel | 7 | 153 | 597 | 557 |
| 345 | Electrophoresis | 8 | 152 | 1226 | 1514 |
| 345 | Medicinal plants | 7 | 152 | 1049 | 1454 |
| 345 | plasticity | 1 | 152 | 617 | 417 |
| 348 | Analytical Biochemistry | 6 | 151 | 1536 | 1619 |
| 348 | Bioinorganic chemistry | 7 | 151 | 1088 | 1220 |
| 348 | Alzheimer's disease | 49 | 151 | 385 | 1154 |
| 351 | drug development | 5 | 150 | 1023 | 1738 |
| 352 | Parenteral nutrition | 4 | 147 | 1233 | 1250 |
| 353 | Structural optimization | 4 | 146 | 322 | 279 |
| 354 | drugs | 12 | 145 | 1329 | 2110 |
| 355 | Ethology | 12 | 144 | 871 | 1851 |
| 356 | soil management | 3 | 143 | 640 | 626 |
| 356 | Biomimetic materials | 2 | 143 | 3 | 9 |
| 358 | Entomology | 22 | 142 | 1035 | 1714 |
| 359 | Environmental Law | 4 | 141 | 1197 | 1591 |
| 359 | Health Education | 17 | 141 | 866 | 1653 |
| 359 | Telecommunication | 6 | 141 | 1947 | 1433 |
| 359 | proteins | 8 | 141 | 1709 | 2129 |
| 363 | Information Systems | 6 | 139 | 1150 | 1253 |
| 363 | Muscles | 6 | 139 | 803 | 1070 |
| 365 | Steroids | 7 | 137 | 805 | 1019 |
| 366 | Ultrasonics | 2 | 135 | 1570 | 1163 |
| 366 | Luminescence | 22 | 135 | 348 | 942 |
| 366 | international cooperation | 3 | 135 | 689 | 546 |
| 369 | Metallurgy | 3 | 134 | 3027 | 2048 |
| 369 | Eating Disorders | 2 | 134 | 1293 | 870 |
| 369 | Feeding and Eating Disorders | 2 | 134 | 1237 | 835 |
| 369 | arthritis | 3 | 134 | 1618 | 1719 |
| 369 | Atomic spectroscopy | 2 | 134 | 1642 | 932 |
| 374 | city planning | 14 | 133 | 763 | 1282 |
| 375 | Organic Chemistry | 8 | 132 | 2565 | 3018 |
| 376 | Mathematical Economics | 2 | 131 | 417 | 248 |
| 376 | Lipids | 10 | 131 | 816 | 1631 |
| 378 | Neurobiology | 7 | 130 | 1562 | 2305 |
| 378 | Genomics | 8 | 130 | 2777 | 3810 |
| 378 | eye | 5 | 130 | 148 | 473 |
| 381 | Pediatric Dermatology | 7 | 129 | 316 | 311 |
| 381 | Drug delivery devices | 1 | 129 | 446 | 232 |
| 381 | Digestive system diseases | 6 | 129 | 895 | 1054 |
| 384 | Environmental Chemistry | 8 | 128 | 1540 | 2532 |
| 384 | sanitation | 4 | 128 | 1673 | 2301 |
| 384 | Sonochemistry | 1 | 128 | 1226 | 806 |
| 384 | drug toxicity | 6 | 128 | 238 | 409 |
| 388 | Neuromuscular diseases | 4 | 127 | 744 | 745 |
| 388 | Therapeutics | 5 | 127 | 1853 | 2274 |
| 390 | machinery | 6 | 123 | 565 | 566 |
| 391 | Oncology | 8 | 122 | 1787 | 3268 |
| 392 | Soil dynamics | 4 | 121 | 429 | 416 |
| 392 | Social Change | 2 | 121 | 1390 | 1211 |
| 392 | child abuse | 3 | 121 | 1002 | 955 |
| 395 | Taste | 5 | 119 | 204 | 227 |
| 395 | smell | 5 | 119 | 204 | 227 |
| 395 | Pregnancy | 3 | 119 | 1093 | 819 |
| 398 | Automation | 7 | 118 | 1399 | 1646 |
| 398 | Plasma chemistry | 5 | 118 | 332 | 333 |
| 398 | Neuropharmacology | 3 | 118 | 705 | 647 |
| 398 | Plasma polymerization | 5 | 118 | 202 | 236 |
| 398 | Birth control | 2 | 118 | 715 | 483 |
| 403 | Product Design | 3 | 117 | 633 | 354 |
| 403 | weather forecasting | 3 | 117 | 236 | 228 |
| 403 | eugenics | 5 | 117 | 517 | 564 |
| 406 | Oral Medicine | 8 | 116 | 390 | 392 |
| 406 | mathematical analysis | 14 | 116 | 1457 | 1622 |
| 408 | Plant breeding | 5 | 115 | 754 | 812 |
| 408 | health planning | 9 | 115 | 1422 | 1981 |
| 410 | geological modeling | 3 | 114 | 600 | 424 |
| 410 | plant molecular biology | 2 | 114 | 2085 | 2078 |
| 410 | Cell metabolism | 5 | 114 | 629 | 1408 |
| 413 | Medical Laboratory Science | 6 | 113 | 1839 | 2512 |
| 413 | Data Mining | 2 | 113 | 2629 | 1862 |
| 413 | Animal genetics | 5 | 113 | 522 | 597 |
| 413 | Leukemia | 7 | 113 | 1106 | 1465 |
| 413 | Molecular ecology | 2 | 113 | 1613 | 1688 |
| 413 | data collection | 2 | 113 | 1801 | 1355 |
| 419 | Image Processing | 6 | 112 | 1680 | 2010 |
| 419 | Dementia | 48 | 112 | 363 | 1191 |
| 419 | tillage | 2 | 112 | 594 | 613 |
| 422 | Land use | 4 | 111 | 1143 | 1244 |
| 422 | biopolymers | 7 | 111 | 916 | 1259 |
| 424 | Mining Engineering | 2 | 110 | 817 | 457 |
| 424 | Electrochemical Analysis | 10 | 110 | 934 | 1496 |
| 426 | Heritage Tourism | 1 | 109 | 304 | 63 |
| 426 | cultural tourism | 1 | 109 | 295 | 63 |
| 428 | Medical Physics | 2 | 108 | 2480 | 1699 |
| 429 | Nuclear Physics | 11 | 107 | 3040 | 3602 |
| 429 | Hypertension | 3 | 107 | 2142 | 2458 |
| 431 | bioclimatology | 3 | 105 | 1113 | 935 |
| 431 | Intellectual disability | 4 | 105 | 874 | 838 |
| 433 | Sleep Disorders | 22 | 104 | 724 | 1820 |
| 433 | Mineral resources | 2 | 104 | 823 | 648 |
| 433 | Extreme environments | 3 | 104 | 256 | 315 |
| 433 | Sleep | 22 | 104 | 732 | 1830 |
| 437 | Health Services Administration | 8 | 103 | 725 | 1195 |
| 437 | Ichthyology | 12 | 103 | 162 | 295 |
| 437 | Fish | 12 | 103 | 116 | 261 |
| 440 | particles | 5 | 102 | 822 | 916 |
| 440 | Plants | 10 | 102 | 1374 | 2426 |
| 442 | Environmental Microbiology | 5 | 101 | 1279 | 2092 |
| 442 | Solid State Physics | 7 | 101 | 3162 | 3422 |
| 442 | Solar Energy | 7 | 101 | 1276 | 2062 |
| 445 | Allergy | 3 | 100 | 1598 | 2009 |
| 446 | Molecular Spectroscopy | 5 | 99 | 1691 | 1803 |
| 447 | older people | 7 | 98 | 1315 | 1360 |
| 447 | Women's health | 5 | 98 | 1252 | 1429 |
| 449 | Coral reef biology | 3 | 97 | 170 | 222 |
| 450 | Elderly | 6 | 96 | 1093 | 816 |
| 450 | natural products | 14 | 96 | 859 | 1666 |
| 452 | complementary therapies | 7 | 95 | 1545 | 2117 |
| 452 | Mycology | 5 | 95 | 1603 | 1904 |
| 452 | Edible plants | 1 | 95 | 573 | 282 |
| 455 | Cosmology | 9 | 94 | 983 | 1086 |
| 455 | Vision | 4 | 94 | 689 | 870 |
| 457 | Nanobiotechnology | 1 | 93 | 925 | 697 |
| 457 | Developmental Immunology | 8 | 93 | 479 | 1037 |
| 457 | China | 7 | 93 | 2294 | 2963 |
| 457 | sexual behavior | 5 | 93 | 573 | 799 |
| 461 | Clinical Immunology | 7 | 92 | 1114 | 1699 |
| 461 | System analysis | 12 | 92 | 1411 | 2404 |
| 461 | Communication | 11 | 92 | 1183 | 1820 |
| 464 | Industrial Ecology | 2 | 91 | 272 | 303 |
| 464 | Organometallic chemistry | 6 | 91 | 1660 | 1778 |
| 464 | Climate | 4 | 91 | 591 | 795 |
| 467 | Occupational Therapy | 13 | 90 | 476 | 724 |
| 467 | disabilities | 7 | 90 | 510 | 825 |
| 467 | Metals | 2 | 90 | 3146 | 2352 |
| 470 | Medical Technology | 3 | 89 | 2411 | 2286 |
| 470 | Transgenic plants | 1 | 89 | 1047 | 696 |
| 472 | Social Psychology | 8 | 88 | 1480 | 2412 |
| 472 | Evidence-Based Medicine | 6 | 88 | 1017 | 1370 |
| 472 | water resources | 6 | 88 | 145 | 161 |
| 472 | Securities | 1 | 88 | 746 | 388 |
| 472 | Medical innovations | 1 | 88 | 2248 | 2270 |
| 472 | Metallography | 2 | 88 | 1190 | 896 |
| 472 | stocks | 1 | 88 | 339 | 206 |
| 479 | Alternative Medicine | 6 | 86 | 1544 | 2180 |
| 480 | Soft Condensed Matter | 5 | 85 | 976 | 1289 |
| 480 | toxicity testing | 3 | 85 | 908 | 965 |
| 482 | Biomass | 3 | 84 | 747 | 1078 |
| 482 | Molecular structure | 10 | 84 | 1625 | 2788 |
| 484 | Chemotherapy | 5 | 83 | 1551 | 2073 |
| 484 | Mental Disorders | 5 | 83 | 3183 | 4116 |
| 486 | Industrial Safety | 8 | 82 | 730 | 1242 |
| 486 | Photochemistry | 8 | 82 | 1282 | 2150 |
| 486 | Exercise therapy | 13 | 82 | 79 | 322 |
| 489 | Plant Taxonomy | 6 | 81 | 336 | 478 |
| 489 | Mental Health | 2 | 81 | 2588 | 1871 |
| 489 | Antioxidants | 3 | 81 | 944 | 1396 |
| 489 | Genetic regulation | 2 | 81 | 1834 | 1888 |
| 489 | Planets | 4 | 81 | 1635 | 2214 |
| 489 | Memory | 6 | 81 | 1799 | 2660 |
| 489 | vitamin C | 3 | 81 | 462 | 669 |
| 489 | vitamin E | 3 | 81 | 462 | 669 |
| 497 | Ecosystem management | 3 | 80 | 809 | 900 |
| 497 | Developmental Neurobiology | 4 | 80 | 571 | 692 |
| 497 | Hormones | 6 | 80 | 1212 | 1914 |
| 497 | protein | 3 | 80 | 1573 | 1592 |
| 497 | Spine | 2 | 80 | 1094 | 1124 |
| 502 | Public Policy | 6 | 79 | 1496 | 2310 |
| 502 | Mental illness | 4 | 79 | 2363 | 3100 |
| 504 | Differential Equations | 6 | 78 | 756 | 804 |
| 504 | Animal ecology | 6 | 78 | 983 | 1412 |
| 504 | Ceramic materials | 5 | 78 | 1173 | 1484 |
| 504 | heredity | 2 | 78 | 1080 | 812 |
| 508 | Geriatric Psychiatry | 1 | 76 | 2286 | 1549 |
| 508 | Multiphase Flow | 5 | 76 | 286 | 492 |
| 508 | Gerontology | 7 | 76 | 1614 | 2106 |
| 508 | Communication in medicine | 9 | 76 | 300 | 616 |
| 508 | Asia | 7 | 76 | 2193 | 2576 |
| 508 | Gastrointestinal diseases | 4 | 76 | 789 | 849 |
| 514 | Orthopedic Surgery | 5 | 75 | 839 | 1157 |
| 514 | Gene expression | 1 | 75 | 647 | 414 |
| 514 | Extracellular matrix | 1 | 75 | 595 | 558 |
| 514 | infection | 4 | 75 | 1915 | 2477 |
| 514 | Learning | 7 | 75 | 996 | 1696 |
| 514 | collagen | 1 | 75 | 620 | 573 |
| 520 | Geometry | 7 | 74 | 958 | 814 |
| 520 | gene therapy | 3 | 74 | 1491 | 1892 |
| 520 | Bioorganic chemistry | 4 | 74 | 2980 | 3606 |
| 520 | Petroleum | 4 | 74 | 318 | 224 |
| 524 | Public Administration | 6 | 73 | 1165 | 1256 |
| 524 | Morphology | 8 | 73 | 528 | 846 |
| 524 | epilepsy | 4 | 73 | 1078 | 1290 |
| 524 | Cardiovascular system | 1 | 73 | 3011 | 2817 |
| 524 | management | 14 | 73 | 1860 | 3838 |
| 529 | Insects | 16 | 72 | 692 | 1582 |
| 530 | Civil Engineering | 4 | 71 | 1818 | 1318 |
| 531 | energy development | 5 | 70 | 664 | 1277 |
| 532 | Pediatrics | 6 | 69 | 2465 | 3912 |
| 532 | Depression | 1 | 69 | 844 | 801 |
| 532 | Molecular cloning | 6 | 69 | 1276 | 2068 |
| 532 | Genetic recombination | 6 | 69 | 1254 | 2040 |
| 532 | Anxiety Disorders | 1 | 69 | 1107 | 1046 |
| 532 | Anxiety | 1 | 69 | 1110 | 1041 |
| 532 | Recombinant DNA | 6 | 69 | 1369 | 2151 |
| 532 | United Kingdom | 3 | 69 | 2147 | 2452 |
| 532 | amino acids | 3 | 69 | 709 | 911 |
| 532 | Cognition | 4 | 69 | 1766 | 2193 |
| 542 | Geotechnical Engineering | 3 | 68 | 596 | 587 |
| 542 | Regional Economics | 5 | 68 | 349 | 493 |
| 542 | Simulation Methods | 3 | 68 | 1151 | 1083 |
| 542 | Seaweed | 2 | 68 | 808 | 869 |
| 542 | mammals | 11 | 68 | 563 | 1309 |
| 547 | Mathematical Physics | 11 | 67 | 1975 | 2672 |
| 548 | Urban Policy | 4 | 66 | 738 | 1094 |
| 548 | Plant Morphology | 7 | 66 | 367 | 673 |
| 548 | Stochastic Processes | 6 | 66 | 687 | 894 |
| 548 | Developmental Disabilities | 5 | 66 | 915 | 1600 |
| 548 | Building | 4 | 66 | 630 | 575 |
| 548 | Statistical physics | 9 | 66 | 2739 | 3799 |
| 548 | concrete | 3 | 66 | 1150 | 1468 |
| 548 | Chronic diseases | 6 | 66 | 589 | 1210 |
| 556 | Reproductive health | 3 | 65 | 977 | 1116 |
| 557 | Dietetics | 4 | 64 | 810 | 900 |
| 557 | Biodegradation | 2 | 64 | 1098 | 1186 |
| 557 | Geodynamics | 3 | 64 | 974 | 1142 |
| 560 | Pharmacy | 4 | 63 | 2339 | 3015 |
| 560 | school sports | 3 | 63 | 131 | 161 |
| 562 | History of Medicine | 7 | 62 | 350 | 236 |
| 562 | Immunogenetics | 2 | 62 | 1183 | 1135 |
| 562 | Genetic therapy | 2 | 62 | 1960 | 2182 |
| 565 | Radiology | 5 | 61 | 1698 | 1933 |
| 565 | Database Management | 2 | 61 | 1121 | 1018 |
| 565 | cosmic rays | 4 | 61 | 500 | 561 |
| 565 | Proteome | 4 | 61 | 1332 | 2144 |
| 565 | Microorganisms | 6 | 61 | 1023 | 2265 |
| 570 | Clinical Biochemistry | 2 | 60 | 2127 | 1921 |
| 570 | Marine Meteorology | 1 | 60 | 656 | 532 |
| 570 | Infections | 2 | 60 | 1888 | 2198 |
| 570 | Plant cells | 1 | 60 | 1930 | 2194 |
| 574 | Emerging infectious diseases | 3 | 59 | 377 | 605 |
| 574 | psychotherapy | 2 | 59 | 1994 | 1835 |
| 576 | Ergonomics | 3 | 58 | 1295 | 1272 |
| 576 | Community Psychiatry | 4 | 58 | 1118 | 1695 |
| 576 | Child Development | 9 | 58 | 1386 | 2901 |
| 576 | Water Microbiology | 2 | 58 | 731 | 795 |
| 576 | air | 2 | 58 | 270 | 369 |
| 576 | Condensed Matter | 12 | 58 | 2350 | 3624 |
| 582 | Radiation Protection | 8 | 57 | 393 | 568 |
| 582 | sedimentary basins | 4 | 57 | 186 | 342 |
| 582 | radiation monitoring | 8 | 57 | 355 | 541 |
| 582 | Lightweight concrete | 1 | 57 | 776 | 873 |
| 582 | Radiation dosimetry | 8 | 57 | 265 | 418 |
| 587 | Paleoclimatology | 4 | 56 | 1094 | 1558 |
| 587 | Paleoecology | 4 | 56 | 1049 | 1472 |
| 587 | Paleogeography | 4 | 56 | 934 | 1370 |
| 587 | Malaria | 4 | 56 | 769 | 1183 |
| 587 | flavor | 2 | 56 | 275 | 295 |
| 587 | alcoholism | 4 | 56 | 1664 | 2322 |
| 587 | Nitric oxide | 2 | 56 | 563 | 581 |
| 594 | Fluid Mechanics | 6 | 55 | 1483 | 2029 |
| 594 | Ecological Genetics | 8 | 55 | 376 | 812 |
| 594 | Systems Analysis | 6 | 55 | 858 | 1392 |
| 594 | Control Theory | 5 | 55 | 1526 | 1754 |
| 594 | Metabolic syndrome | 2 | 55 | 385 | 371 |
| 594 | Teaching | 13 | 55 | 847 | 1924 |
| 594 | behavior therapy | 3 | 55 | 993 | 1268 |
| 601 | Pediatric Endocrinology | 6 | 54 | 231 | 346 |
| 601 | Food Policy | 3 | 54 | 406 | 707 |
| 601 | Microbial Genetics | 1 | 54 | 780 | 584 |
| 601 | phytopathogenic bacteria | 1 | 54 | 532 | 519 |
| 601 | Metabolic disorders in children | 6 | 54 | 186 | 289 |
| 601 | world | 3 | 54 | 862 | 1465 |
| 607 | Project Management | 1 | 53 | 551 | 655 |
| 607 | Expert Systems | 1 | 53 | 539 | 241 |
| 607 | soil microbiology | 2 | 53 | 2106 | 2832 |
| 607 | Heart Failure | 1 | 53 | 897 | 888 |
| 607 | blood transfusion | 1 | 53 | 1741 | 1158 |
| 607 | Photobiology | 5 | 53 | 1266 | 2042 |
| 613 | Gender Studies | 2 | 52 | 712 | 657 |
| 613 | Animal Nutrition | 5 | 52 | 503 | 775 |
| 613 | Autoimmune diseases | 2 | 52 | 1011 | 1287 |
| 616 | Criminal psychology | 2 | 51 | 1055 | 977 |
| 616 | Numerical Analysis | 10 | 51 | 1514 | 2505 |
| 616 | Biofeedback | 2 | 51 | 162 | 263 |
| 616 | food contamination | 3 | 51 | 1315 | 1467 |
| 616 | Business | 8 | 51 | 1573 | 2849 |
| 616 | animals | 9 | 51 | 814 | 1585 |
| 616 | clay | 3 | 51 | 902 | 1489 |
| 616 | Chemical analysis | 1 | 51 | 2295 | 1882 |
| 616 | Information management | 1 | 51 | 250 | 128 |
| 616 | forest policy | 5 | 51 | 292 | 566 |
| 626 | Organizational Behavior | 1 | 50 | 1016 | 921 |
| 626 | Primary health care | 4 | 50 | 2013 | 2719 |
| 626 | Geobiology | 3 | 50 | 567 | 801 |
| 626 | Continental shelf | 5 | 50 | 337 | 737 |
| 630 | Cytogenetics | 8 | 49 | 1251 | 2993 |
| 630 | Genetic epidemiology | 1 | 49 | 668 | 546 |
| 630 | Marriage | 2 | 49 | 764 | 750 |
| 630 | Marriage counseling | 2 | 49 | 476 | 539 |
| 634 | marketing | 3 | 48 | 2128 | 2468 |
| 634 | viruses | 2 | 48 | 2240 | 2918 |
| 636 | Mineralogy | 2 | 47 | 1931 | 1818 |
| 636 | Clinical Pharmacology | 5 | 47 | 1494 | 2449 |
| 636 | Geosynthetics | 3 | 47 | 158 | 209 |
| 636 | Erectile dysfunction | 2 | 47 | 429 | 416 |
| 636 | Randomized Controlled Trials | 5 | 47 | 1182 | 1708 |
| 636 | Finite Element Method | 4 | 47 | 252 | 414 |
| 636 | Longevity | 1 | 47 | 461 | 374 |
| 636 | rejuvenation | 1 | 47 | 345 | 320 |
| 636 | drug abuse | 3 | 47 | 828 | 1022 |
| 636 | drug control | 4 | 47 | 374 | 670 |
| 646 | Music | 8 | 46 | 569 | 958 |
| 646 | Nonlinear functional analysis | 7 | 46 | 822 | 1363 |
| 646 | voice | 8 | 46 | 275 | 686 |
| 646 | Enteral nutrition | 3 | 46 | 1186 | 1743 |
| 646 | paraphilias | 1 | 46 | 405 | 349 |
| 651 | Greenhouse gases | 1 | 45 | 735 | 731 |
| 651 | irrigation | 4 | 45 | 333 | 459 |
| 651 | drainage | 4 | 45 | 250 | 299 |
| 651 | Soil ecology | 3 | 45 | 884 | 1403 |
| 655 | Special Education | 7 | 44 | 547 | 928 |
| 655 | Serology | 2 | 44 | 826 | 881 |
| 655 | Comparative Physiology | 2 | 44 | 1203 | 1335 |
| 655 | Diagnostic Imaging | 3 | 44 | 2684 | 3109 |
| 655 | Microcirculation | 1 | 44 | 1065 | 902 |
| 655 | soil conservation | 3 | 44 | 914 | 1341 |
| 655 | Blood vessels | 1 | 44 | 890 | 733 |
| 655 | urban forestry | 2 | 44 | 404 | 467 |
| 663 | Health Services Research | 2 | 43 | 2811 | 2850 |
| 663 | Autoimmunity | 2 | 43 | 1182 | 1662 |
| 665 | Embryology | 1 | 42 | 2887 | 2838 |
| 665 | Nuclear Medicine | 2 | 42 | 1677 | 1656 |
| 665 | Human Geography | 3 | 42 | 1272 | 1432 |
| 665 | Economic Development | 3 | 42 | 2089 | 2775 |
| 665 | Molecular Imaging | 2 | 42 | 1063 | 1335 |
| 665 | Air Conditioning | 2 | 42 | 288 | 244 |
| 665 | Algae | 1 | 42 | 1362 | 1175 |
| 665 | Marine algae | 2 | 42 | 193 | 205 |
| 673 | Dentistry | 7 | 41 | 555 | 939 |
| 673 | Rheumatology | 4 | 41 | 1431 | 2214 |
| 673 | Seismology | 2 | 41 | 779 | 766 |
| 673 | Autoantibodies | 1 | 41 | 1261 | 1339 |
| 673 | personality | 3 | 41 | 1599 | 2302 |
| 673 | refugees | 2 | 41 | 382 | 374 |
| 673 | biological monitoring | 4 | 41 | 482 | 1064 |
| 673 | Nonlinear mechanics | 2 | 41 | 604 | 619 |
| 681 | Software Engineering | 7 | 40 | 752 | 1238 |
| 681 | Food Safety | 1 | 40 | 624 | 424 |
| 681 | Mining Geology | 1 | 40 | 219 | 114 |
| 681 | Agronomy | 2 | 40 | 795 | 1076 |
| 681 | health behavior | 4 | 40 | 1049 | 1814 |
| 681 | Artificial Organs | 1 | 40 | 1465 | 1026 |
| 681 | Fermentation | 3 | 40 | 327 | 445 |
| 681 | Neuroanatomy | 2 | 40 | 367 | 512 |
| 681 | Sexual health | 4 | 40 | 835 | 1140 |
| 681 | Visual Perception | 3 | 40 | 2363 | 3157 |
| 681 | brewing | 3 | 40 | 280 | 328 |
| 681 | Chromosomes | 3 | 40 | 1249 | 1902 |
| 681 | Attention | 3 | 40 | 2458 | 3313 |
| 681 | Perception | 3 | 40 | 2591 | 3409 |
| 681 | harm reduction | 1 | 40 | 502 | 398 |
| 696 | Surveying | 1 | 39 | 399 | 124 |
| 696 | Petrology | 1 | 39 | 1475 | 1348 |
| 696 | Surface-Active Agents | 2 | 39 | 1580 | 2215 |
| 696 | War | 1 | 39 | 512 | 307 |
| 696 | Maternal health services | 2 | 39 | 695 | 864 |
| 696 | Child welfare | 2 | 39 | 1714 | 1769 |
| 696 | warfare | 1 | 39 | 634 | 611 |
| 696 | Surface properties | 2 | 39 | 1678 | 2322 |
| 696 | Fungi | 2 | 39 | 1494 | 1821 |
| 696 | hygiene | 1 | 39 | 1216 | 1022 |
| 706 | Biosensors | 1 | 38 | 2391 | 2791 |
| 706 | Contraception | 1 | 38 | 1315 | 1181 |
| 706 | preimplantation genetic diagnosis | 1 | 38 | 1002 | 883 |
| 706 | embryo transfer | 1 | 38 | 1033 | 910 |
| 706 | Bioelectronics | 1 | 38 | 2094 | 2557 |
| 706 | supercritical fluids | 2 | 38 | 548 | 782 |
| 706 | violence | 3 | 38 | 1120 | 1612 |
| 706 | Aggression | 3 | 38 | 514 | 916 |
| 706 | Primates | 10 | 38 | 428 | 1199 |
| 715 | Quantum Chemistry | 4 | 37 | 922 | 1091 |
| 715 | Signal Processing | 6 | 37 | 1627 | 2721 |
| 715 | Geodesy | 2 | 37 | 1152 | 1217 |
| 715 | Animal husbandry | 1 | 37 | 769 | 538 |
| 715 | Chromosome mapping | 4 | 37 | 2093 | 3828 |
| 715 | Granular materials | 3 | 37 | 651 | 1119 |
| 715 | Africa | 5 | 37 | 1526 | 2011 |
| 715 | livestock | 1 | 37 | 1093 | 724 |
| 715 | pain | 1 | 37 | 2842 | 2639 |
| 715 | gene mapping | 4 | 37 | 2316 | 4190 |
| 725 | Retina | 1 | 36 | 391 | 657 |
| 725 | Photonics | 9 | 36 | 1182 | 2784 |
| 725 | Animal health | 3 | 36 | 542 | 558 |
| 725 | textile fibers | 2 | 36 | 754 | 591 |
| 729 | Computer Science | 3 | 35 | 2708 | 2921 |
| 729 | Functional foods | 1 | 35 | 899 | 823 |
| 729 | Population | 1 | 35 | 2266 | 1755 |
| 729 | Growth | 4 | 35 | 1303 | 2491 |
| 733 | Oxidative stress | 3 | 34 | 1435 | 2572 |
| 733 | Cellular senescence | 3 | 34 | 900 | 1797 |
| 733 | Bioremediation | 1 | 34 | 1807 | 1757 |
| 733 | drug resistance | 8 | 34 | 376 | 1611 |
| 733 | international trade | 1 | 34 | 1439 | 1073 |
| 733 | starch | 3 | 34 | 448 | 635 |
| 733 | medical education | 6 | 34 | 1712 | 3168 |
| 733 | Ventilation | 2 | 34 | 816 | 1012 |
| 733 | plant communities | 3 | 34 | 1285 | 2101 |
| 742 | Diabetes mellitus | 6 | 33 | 2034 | 4263 |
| 742 | Psychiatric Epidemiology | 2 | 33 | 784 | 1314 |
| 742 | weather | 2 | 33 | 858 | 1239 |
| 742 | packaging | 4 | 33 | 96 | 268 |
| 746 | industrial hygiene | 8 | 32 | 733 | 1636 |
| 746 | Cognitive neuroscience | 1 | 32 | 1753 | 1791 |
| 746 | sustainability | 1 | 32 | 1746 | 1777 |
| 749 | Social Sciences | 17 | 31 | 1767 | 4717 |
| 749 | Sociology | 6 | 31 | 2628 | 4917 |
| 749 | air quality management | 2 | 31 | 842 | 1310 |
| 749 | Technology Assessment | 2 | 31 | 522 | 979 |
| 749 | civil rights | 1 | 31 | 854 | 521 |
| 749 | Radio wave propagation | 2 | 31 | 1179 | 1124 |
| 749 | Social policy | 1 | 31 | 2048 | 1486 |
| 749 | Sexuality | 1 | 31 | 691 | 513 |
| 749 | shellfish | 1 | 31 | 416 | 334 |
| 749 | scientific societies | 2 | 31 | 1340 | 1703 |
| 749 | finance | 5 | 31 | 2084 | 2984 |
| 760 | Archaeology | 9 | 30 | 903 | 1916 |
| 760 | Nuclear Chemistry | 5 | 30 | 1064 | 1542 |
| 760 | Physical organic chemistry | 3 | 30 | 1641 | 2275 |
| 760 | Radiochemistry | 5 | 30 | 985 | 1398 |
| 760 | Indoor air quality | 1 | 30 | 237 | 139 |
| 760 | Soil biology | 2 | 30 | 1271 | 1880 |
| 760 | agricultural policy | 2 | 30 | 370 | 729 |
| 760 | Pharmacy management | 1 | 30 | 766 | 532 |
| 760 | Cardiovascular diseases | 9 | 30 | 1173 | 2824 |
| 760 | ethanol | 2 | 30 | 800 | 1071 |
| 760 | heating | 1 | 30 | 363 | 255 |
| 760 | biological invasions | 1 | 30 | 1233 | 1266 |
| 760 | Fouling | 1 | 30 | 570 | 669 |
| 760 | Kidney diseases | 4 | 30 | 1117 | 1982 |
| 774 | preventive medicine | 2 | 29 | 2152 | 2910 |
| 774 | Multilingualism | 1 | 29 | 576 | 496 |
| 774 | locomotion | 4 | 29 | 717 | 1337 |
| 774 | posture | 4 | 29 | 717 | 1337 |
| 774 | Astrocytes | 1 | 29 | 1011 | 1332 |
| 774 | Light | 3 | 29 | 1241 | 2180 |
| 774 | Hippocampus | 1 | 29 | 648 | 837 |
| 774 | Bones | 1 | 29 | 1864 | 1971 |
| 774 | gait | 4 | 29 | 717 | 1337 |
| 774 | walking | 4 | 29 | 717 | 1337 |
| 784 | Risk Management | 3 | 28 | 852 | 1529 |
| 784 | Liquid Crystals | 2 | 28 | 1311 | 1101 |
| 784 | Plant physiology | 2 | 28 | 2821 | 3761 |
| 784 | Nanoparticles | 2 | 28 | 2639 | 3369 |
| 784 | Product life cycle | 3 | 28 | 354 | 787 |
| 784 | green products | 3 | 28 | 310 | 755 |
| 784 | social aspects | 1 | 28 | 176 | 110 |
| 791 | Ceramics | 2 | 27 | 2177 | 2408 |
| 791 | Dynamics | 4 | 27 | 1863 | 2454 |
| 791 | Nonlinear Dynamics | 2 | 27 | 2840 | 3217 |
| 794 | Criminology | 3 | 26 | 1068 | 1353 |
| 794 | Physical Geography | 6 | 26 | 412 | 1001 |
| 794 | Vaccination | 4 | 26 | 218 | 728 |
| 794 | Environmental risk assessment | 2 | 26 | 646 | 897 |
| 794 | environmental control | 2 | 26 | 353 | 606 |
| 794 | land degradation | 1 | 26 | 1073 | 1181 |
| 794 | counseling | 3 | 26 | 1646 | 2488 |
| 794 | Antibodies | 2 | 26 | 1099 | 1527 |
| 794 | Antigens | 2 | 26 | 1441 | 1917 |
| 794 | rare diseases | 3 | 26 | 854 | 1519 |
| 794 | Biomolecules | 2 | 26 | 695 | 1240 |
| 794 | Membranes | 1 | 26 | 3114 | 3522 |
| 794 | Forest genetics | 3 | 26 | 385 | 598 |
| 794 | degradation | 1 | 26 | 1073 | 1181 |
| 794 | Pancreatic diseases | 2 | 26 | 848 | 798 |
| 809 | Topology | 2 | 25 | 471 | 410 |
| 809 | Bifurcation Theory | 1 | 25 | 1257 | 994 |
| 809 | Mass Spectrometry | 2 | 25 | 1824 | 2321 |
| 809 | Discrete geometry | 3 | 25 | 302 | 375 |
| 809 | Ornithology | 2 | 25 | 1415 | 1531 |
| 809 | Industrial Policy | 3 | 25 | 572 | 951 |
| 809 | hazard mitigation | 2 | 25 | 1352 | 1976 |
| 809 | Birds | 2 | 25 | 1698 | 1789 |
| 809 | Human biology | 3 | 25 | 775 | 1267 |
| 809 | natural disasters | 2 | 25 | 1871 | 2621 |
| 819 | Theology | 13 | 24 | 362 | 390 |
| 819 | Human-Computer Interaction | 4 | 24 | 1548 | 2824 |
| 819 | Religion | 3 | 24 | 1280 | 911 |
| 819 | physical therapy techniques | 2 | 24 | 237 | 272 |
| 819 | Hypertension in pregnancy | 54 | 24 | 14 | 403 |
| 819 | movement | 3 | 24 | 352 | 806 |
| 819 | Transplantation | 2 | 24 | 1862 | 2522 |
| 819 | Scandinavia | 1 | 24 | 1336 | 1223 |
| 819 | fertility | 3 | 24 | 1512 | 2338 |
| 828 | Philosophy | 5 | 23 | 1558 | 1449 |
| 828 | Chronobiology | 1 | 23 | 941 | 907 |
| 828 | Genetic Toxicology | 2 | 23 | 729 | 1465 |
| 828 | Thermodynamics | 3 | 23 | 1402 | 1708 |
| 828 | Circadian rhythms | 1 | 23 | 684 | 806 |
| 828 | biological clocks | 1 | 23 | 941 | 907 |
| 828 | Lymphoma | 6 | 23 | 661 | 801 |
| 828 | Genetic disorders | 1 | 23 | 1100 | 1244 |
| 828 | solar power | 1 | 23 | 1585 | 1918 |
| 828 | Multiple Myeloma | 6 | 23 | 655 | 780 |
| 828 | Carbon | 1 | 23 | 2396 | 2852 |
| 828 | circadian rhythm | 1 | 23 | 941 | 907 |
| 828 | innovation | 5 | 23 | 495 | 1377 |
| 828 | biological rhythms | 1 | 23 | 898 | 894 |
| 828 | solar cells | 1 | 23 | 1730 | 2081 |
| 828 | health services | 3 | 23 | 1411 | 2383 |
| 844 | Educational Sociology | 3 | 22 | 392 | 643 |
| 844 | Thermochemistry | 2 | 22 | 691 | 948 |
| 844 | Adhesion | 1 | 22 | 1402 | 1345 |
| 844 | civilization | 10 | 22 | 809 | 851 |
| 844 | Emulsions | 2 | 22 | 551 | 681 |
| 844 | foods | 2 | 22 | 444 | 709 |
| 844 | adhesives | 1 | 22 | 1485 | 1371 |
| 844 | biochemical markers | 3 | 22 | 1061 | 1994 |
| 852 | Land Use Planning | 1 | 21 | 726 | 876 |
| 852 | Agricultural Economics | 1 | 21 | 193 | 193 |
| 852 | Immunopharmacology | 5 | 21 | 938 | 2425 |
| 852 | women's rights | 1 | 21 | 478 | 469 |
| 852 | ethnic groups | 2 | 21 | 480 | 774 |
| 852 | public works | 1 | 21 | 282 | 252 |
| 852 | Sites | 2 | 21 | 807 | 1434 |
| 852 | race relations | 1 | 21 | 1080 | 958 |
| 852 | environmental issues | 2 | 21 | 677 | 1193 |
| 861 | Optics | 3 | 20 | 5565 | 6107 |
| 861 | Veterinary Pathology | 2 | 20 | 520 | 657 |
| 861 | Algebra | 8 | 20 | 1127 | 1646 |
| 861 | Neonatology | 2 | 20 | 1046 | 1605 |
| 861 | Comparative Education | 2 | 20 | 386 | 438 |
| 861 | Job satisfaction | 1 | 20 | 246 | 413 |
| 861 | water supply | 1 | 20 | 1817 | 2114 |
| 861 | drug addiction | 1 | 20 | 2282 | 2641 |
| 861 | Work | 1 | 20 | 725 | 661 |
| 861 | explosives | 5 | 20 | 193 | 397 |
| 861 | job stress | 1 | 20 | 246 | 413 |
| 861 | planning | 3 | 20 | 860 | 1546 |
| 861 | motor skills | 1 | 20 | 436 | 466 |
| 874 | Electronics | 3 | 19 | 4231 | 5070 |
| 874 | Social Movements | 2 | 19 | 197 | 271 |
| 874 | Psychosomatic Medicine | 1 | 19 | 1775 | 2115 |
| 874 | Neurovirology | 3 | 19 | 286 | 747 |
| 874 | Natural resources | 1 | 19 | 1551 | 1736 |
| 874 | Schizophrenia | 1 | 19 | 2003 | 2325 |
| 874 | Thrombosis | 1 | 19 | 2183 | 2521 |
| 874 | Collective behavior | 1 | 19 | 210 | 244 |
| 874 | Human evolution | 1 | 19 | 840 | 1026 |
| 874 | International Finance | 2 | 19 | 2135 | 2699 |
| 874 | agricultural productivity | 1 | 19 | 166 | 238 |
| 874 | animal diseases | 1 | 19 | 1044 | 1222 |
| 874 | Menopause | 1 | 19 | 738 | 836 |
| 887 | Law | 16 | 18 | 690 | 1570 |
| 887 | Industrial Statistics | 3 | 18 | 216 | 393 |
| 887 | Biomechanics | 4 | 18 | 1590 | 3123 |
| 887 | cooperation | 2 | 18 | 201 | 257 |
| 887 | atmosphere | 1 | 18 | 1535 | 1829 |
| 892 | Proteomics | 2 | 17 | 1778 | 2978 |
| 892 | Probability | 2 | 17 | 895 | 1459 |
| 892 | Pediatric Nursing | 1 | 17 | 1057 | 1062 |
| 892 | Obstetric Nursing | 1 | 17 | 736 | 687 |
| 892 | Hydrometeorology | 1 | 17 | 455 | 698 |
| 892 | health workforce | 1 | 17 | 467 | 743 |
| 892 | Hemodynamics | 1 | 17 | 1251 | 1670 |
| 892 | Diagnosis | 2 | 17 | 1009 | 1564 |
| 892 | mutation | 1 | 17 | 1324 | 1748 |
| 892 | economic policy | 4 | 17 | 2618 | 3773 |
| 892 | Financial management | 2 | 17 | 774 | 1457 |
| 892 | Entrepreneurship | 2 | 17 | 1426 | 2152 |
| 892 | Risk | 2 | 17 | 858 | 1492 |
| 892 | calcification | 1 | 17 | 1171 | 1536 |
| 892 | Invertebrates | 3 | 17 | 762 | 1544 |
| 892 | disease susceptibility | 2 | 17 | 570 | 1072 |
| 892 | software | 1 | 17 | 2018 | 2424 |
| 892 | antibiotics | 1 | 17 | 854 | 1053 |
| 892 | lasers | 1 | 17 | 3440 | 3091 |
| 892 | symptoms | 2 | 17 | 570 | 1072 |
| 912 | Signal Transduction | 2 | 16 | 2091 | 3304 |
| 912 | Naval Architecture | 2 | 16 | 464 | 652 |
| 912 | Educational Technology | 3 | 16 | 1767 | 3094 |
| 912 | ethnicity | 4 | 16 | 683 | 1360 |
| 912 | Lipid metabolism | 1 | 16 | 946 | 1348 |
| 912 | Infrared spectroscopy | 2 | 16 | 514 | 1018 |
| 912 | polar regions | 2 | 16 | 1035 | 1545 |
| 912 | Lipid | 1 | 16 | 951 | 1352 |
| 912 | anesthesia | 4 | 16 | 665 | 1138 |
| 912 | prostaglandins | 1 | 16 | 949 | 1216 |
| 912 | population geography | 1 | 16 | 823 | 886 |
| 912 | Mites | 1 | 16 | 895 | 936 |
| 912 | pigments | 1 | 16 | 1520 | 1861 |
| 912 | language | 1 | 16 | 1520 | 1581 |
| 912 | Meteorites | 1 | 16 | 1579 | 2043 |
| 927 | Cybernetics | 1 | 15 | 2570 | 2733 |
| 927 | Municipal Engineering | 2 | 15 | 571 | 1082 |
| 927 | Infection control | 1 | 15 | 1626 | 2049 |
| 927 | Geochemical Modeling | 2 | 15 | 390 | 652 |
| 927 | Green Technology | 1 | 15 | 1071 | 1244 |
| 927 | Reproductive toxicology | 2 | 15 | 794 | 1395 |
| 927 | Hospitals | 1 | 15 | 1672 | 1867 |
| 927 | Arthropods | 2 | 15 | 366 | 682 |
| 927 | traffic safety | 2 | 15 | 476 | 833 |
| 936 | Information Technology | 3 | 14 | 3067 | 4555 |
| 936 | Fluid Dynamics | 4 | 14 | 1200 | 2370 |
| 936 | Nationalism | 2 | 14 | 463 | 597 |
| 936 | Altitude Sickness | 1 | 14 | 377 | 471 |
| 936 | Morphogenesis | 2 | 14 | 76 | 350 |
| 936 | Organogenesis | 2 | 14 | 41 | 257 |
| 936 | Celestial Mechanics | 1 | 14 | 389 | 408 |
| 936 | Calorimetry | 2 | 14 | 1701 | 2334 |
| 936 | Wales | 1 | 14 | 313 | 276 |
| 936 | monitoring | 1 | 14 | 710 | 807 |
| 936 | Screening | 3 | 14 | 219 | 668 |
| 936 | Altitude | 1 | 14 | 377 | 471 |
| 936 | disease outbreaks | 3 | 14 | 700 | 1741 |
| 936 | Europa | 3 | 14 | 594 | 1147 |
| 936 | Thermal analysis | 2 | 14 | 1701 | 2334 |
| 951 | Systems Theory | 2 | 13 | 970 | 1278 |
| 951 | Forensic Genetics | 1 | 13 | 531 | 731 |
| 951 | Physical Chemistry | 2 | 13 | 3209 | 4448 |
| 951 | Organizational change | 2 | 13 | 1048 | 1651 |
| 951 | behavioral medicine | 2 | 13 | 2099 | 3791 |
| 951 | Research Design | 2 | 13 | 2027 | 3311 |
| 951 | Venture Capital | 1 | 13 | 540 | 786 |
| 951 | X-ray spectroscopy | 1 | 13 | 527 | 584 |
| 951 | Protozoa | 1 | 13 | 915 | 1190 |
| 951 | baking | 2 | 13 | 304 | 605 |
| 951 | crime | 1 | 13 | 1218 | 1214 |
| 951 | deviant behavior | 1 | 13 | 566 | 618 |
| 951 | Investments | 1 | 13 | 1268 | 1380 |
| 964 | Food Science | 2 | 12 | 284 | 535 |
| 964 | Nanochemistry | 1 | 12 | 2275 | 2756 |
| 964 | Political Sociology | 2 | 12 | 605 | 925 |
| 964 | Historic Preservation | 1 | 12 | 288 | 329 |
| 964 | Political Culture | 1 | 12 | 73 | 62 |
| 964 | Energy Consumption | 1 | 12 | 523 | 757 |
| 964 | Socialization | 1 | 12 | 976 | 1369 |
| 964 | Homeostasis | 1 | 12 | 1016 | 1642 |
| 964 | Organ transplantation | 2 | 12 | 662 | 947 |
| 964 | Sarcopenia | 2 | 12 | 598 | 1321 |
| 964 | Chemical processes | 4 | 12 | 612 | 1557 |
| 964 | Culture | 1 | 12 | 2126 | 1974 |
| 964 | food industry | 2 | 12 | 1022 | 1734 |
| 964 | bees | 2 | 12 | 580 | 955 |
| 978 | Political Science | 7 | 11 | 1436 | 2759 |
| 978 | Computer Engineering | 1 | 11 | 1805 | 1971 |
| 978 | Teratology | 1 | 11 | 661 | 988 |
| 978 | Environmental Geography | 1 | 11 | 120 | 128 |
| 978 | Palynology | 1 | 11 | 568 | 648 |
| 978 | Regenerative Medicine | 3 | 11 | 164 | 527 |
| 978 | Biotelemetry | 1 | 11 | 215 | 298 |
| 978 | Labor Mobility | 2 | 11 | 50 | 40 |
| 978 | soil pollution | 1 | 11 | 1257 | 1596 |
| 978 | Human trafficking | 2 | 11 | 96 | 170 |
| 978 | Flood forecasting | 1 | 11 | 278 | 523 |
| 978 | landscapes | 1 | 11 | 475 | 611 |
| 978 | Flood control | 1 | 11 | 665 | 866 |
| 978 | Outdoor recreation | 1 | 11 | 201 | 336 |
| 978 | abnormalities | 1 | 11 | 429 | 680 |
| 978 | Glass | 1 | 11 | 2063 | 2556 |
| 978 | emigration | 2 | 11 | 39 | 37 |
| 978 | internet | 2 | 11 | 1801 | 2736 |
| 978 | immigration | 2 | 11 | 293 | 629 |
| 978 | pottery | 1 | 11 | 1987 | 2476 |
| 978 | Internal migration | 2 | 11 | 39 | 37 |
| 978 | ecotourism | 1 | 11 | 502 | 827 |
| 1000 | Kinesiology | 1 | 10 | 385 | 546 |