| 1 | Medicine | 570 | 22.0K | 546 | 637 |
| 2 | Biochemistry | 513 | 14.6K | 708 | 841 |
| 3 | Science | 373 | 12.3K | 740 | 1302 |
| 4 | Research | 413 | 11.6K | 545 | 649 |
| 5 | Biology | 410 | 11.2K | 652 | 1319 |
| 6 | Computational Chemistry | 3 | 8.8K | 693 | 33 |
| 7 | Psychophysiology | 124 | 8.6K | 344 | 249 |
| 8 | Ophthalmology | 186 | 8.0K | 102 | 97 |
| 9 | Neurology | 204 | 7.9K | 663 | 762 |
| 10 | Pharmacology | 264 | 7.8K | 487 | 510 |
| 11 | Microbiology | 171 | 7.6K | 798 | 845 |
| 12 | Psychiatry | 150 | 7.3K | 453 | 444 |
| 13 | Biotechnology | 191 | 7.1K | 547 | 696 |
| 14 | Toxicology | 181 | 6.7K | 419 | 409 |
| 15 | Molecular Biology | 231 | 6.3K | 934 | 1326 |
| 16 | Neurophysiology | 153 | 5.3K | 302 | 427 |
| 17 | Environment | 77 | 5.3K | 874 | 833 |
| 18 | Behavior | 109 | 5.0K | 369 | 382 |
| 19 | Physiology | 227 | 5.0K | 328 | 507 |
| 20 | Nutrition | 168 | 4.8K | 372 | 488 |
| 21 | Physics | 170 | 4.8K | 1568 | 2296 |
| 22 | Alzheimer's disease | 65 | 4.7K | 245 | 96 |
| 23 | Dementia | 60 | 4.6K | 247 | 84 |
| 24 | Biophysics | 170 | 4.5K | 764 | 862 |
| 25 | Chemistry | 182 | 4.4K | 1533 | 1959 |
| 26 | human behavior | 70 | 4.2K | 339 | 342 |
| 27 | Pollution | 74 | 4.1K | 1074 | 941 |
| 28 | Brain | 122 | 4.1K | 342 | 401 |
| 29 | Biomass Energy | 87 | 3.8K | 204 | 278 |
| 30 | Neuropsychology | 96 | 3.6K | 238 | 241 |
| 31 | Endocrinology | 98 | 3.6K | 449 | 595 |
| 32 | Animal Behavior | 53 | 3.4K | 360 | 286 |
| 33 | Medical genetics | 35 | 3.4K | 876 | 604 |
| 34 | Metabolism | 84 | 3.3K | 439 | 563 |
| 35 | Nanotechnology | 48 | 3.2K | 1426 | 1073 |
| 36 | Chemical Engineering | 111 | 3.1K | 787 | 947 |
| 37 | Mycology | 71 | 2.9K | 175 | 161 |
| 38 | Mental Disorders | 49 | 2.9K | 587 | 522 |
| 39 | Ethology | 36 | 2.9K | 358 | 270 |
| 40 | Medical innovations | 7 | 2.8K | 622 | 179 |
| 41 | Ecology | 101 | 2.8K | 1061 | 1483 |
| 42 | Electrochemistry | 86 | 2.7K | 805 | 625 |
| 43 | Immunology | 84 | 2.6K | 622 | 852 |
| 44 | Genetics | 29 | 2.5K | 1282 | 975 |
| 45 | Natural history | 41 | 2.5K | 907 | 1947 |
| 46 | Urology | 126 | 2.5K | 179 | 309 |
| 47 | Public Health | 81 | 2.5K | 876 | 930 |
| 48 | Materials | 97 | 2.4K | 1342 | 1478 |
| 49 | Medical Microbiology | 39 | 2.3K | 560 | 475 |
| 50 | Cell Biology | 85 | 2.3K | 750 | 1286 |
| 51 | Biomedical Engineering | 106 | 2.3K | 710 | 955 |
| 52 | Cytology | 87 | 2.3K | 809 | 1333 |
| 53 | Sports Medicine | 122 | 2.3K | 223 | 366 |
| 54 | Diagnostic microbiology | 27 | 2.3K | 335 | 295 |
| 55 | Food | 81 | 2.2K | 354 | 467 |
| 56 | Catalysis | 65 | 2.2K | 913 | 997 |
| 57 | Colloids | 116 | 2.2K | 539 | 867 |
| 58 | Cancer | 42 | 2.2K | 995 | 948 |
| 59 | Sports | 112 | 2.2K | 177 | 278 |
| 60 | Psychopharmacology | 33 | 2.2K | 391 | 334 |
| 61 | Diet | 51 | 2.2K | 389 | 441 |
| 62 | Sleep Disorders | 37 | 2.1K | 360 | 209 |
| 62 | Metabolic diseases | 51 | 2.1K | 490 | 641 |
| 62 | Sleep | 37 | 2.1K | 365 | 218 |
| 65 | Medical Technology | 29 | 2.1K | 309 | 114 |
| 66 | Obstetrics | 75 | 2.1K | 374 | 378 |
| 67 | Human genetics | 7 | 2.1K | 1588 | 1209 |
| 68 | Biochemical Engineering | 61 | 2.1K | 672 | 1049 |
| 69 | Biocompatible Materials | 61 | 2.0K | 910 | 1091 |
| 70 | Pediatrics | 31 | 2.0K | 703 | 541 |
| 71 | Clinical Immunology | 32 | 2.0K | 243 | 119 |
| 72 | food technology | 63 | 2.0K | 368 | 359 |
| 73 | Surface Chemistry | 98 | 2.0K | 610 | 865 |
| 74 | Biodiversity conservation | 5 | 2.0K | 1316 | 565 |
| 75 | environmental pollution | 55 | 1.9K | 986 | 1090 |
| 76 | Climate change | 4 | 1.9K | 891 | 497 |
| 76 | Eutrophication | 4 | 1.9K | 854 | 491 |
| 78 | Polymers | 120 | 1.9K | 764 | 1041 |
| 79 | Bioengineering | 63 | 1.8K | 862 | 1264 |
| 80 | Allergy | 40 | 1.8K | 242 | 408 |
| 81 | Mental illness | 40 | 1.7K | 431 | 518 |
| 82 | polymerization | 107 | 1.6K | 664 | 934 |
| 83 | Critical Care Medicine | 29 | 1.5K | 433 | 509 |
| 84 | Obesity | 49 | 1.5K | 374 | 482 |
| 85 | Exercise | 63 | 1.5K | 112 | 144 |
| 86 | Critical Care | 29 | 1.5K | 430 | 510 |
| 87 | Geophysics | 22 | 1.5K | 1518 | 993 |
| 88 | Atmospheric Physics | 20 | 1.4K | 604 | 444 |
| 89 | Atmospheric Chemistry | 18 | 1.4K | 389 | 309 |
| 90 | Epidemiology | 58 | 1.4K | 714 | 836 |
| 91 | Botany | 51 | 1.4K | 1005 | 1167 |
| 92 | Toxins | 56 | 1.4K | 46 | 70 |
| 93 | mycoses | 25 | 1.4K | 141 | 237 |
| 94 | venom | 55 | 1.4K | 39 | 62 |
| 95 | Hematology | 91 | 1.4K | 555 | 914 |
| 96 | Marine Biology | 59 | 1.4K | 512 | 615 |
| 97 | Environmental Health | 60 | 1.3K | 1124 | 1593 |
| 98 | Reproduction | 61 | 1.3K | 400 | 532 |
| 99 | alcoholism | 50 | 1.3K | 272 | 333 |
| 100 | drug development | 3 | 1.3K | 1120 | 349 |
| 101 | Nervous system | 32 | 1.2K | 710 | 779 |
| 102 | Child | 38 | 1.2K | 566 | 485 |
| 103 | drug addiction | 40 | 1.1K | 242 | 295 |
| 104 | Immunity | 30 | 1.1K | 586 | 936 |
| 105 | Geriatrics | 42 | 1.1K | 701 | 671 |
| 106 | Substance Abuse | 44 | 1.1K | 277 | 295 |
| 107 | Zoology | 57 | 1.1K | 426 | 462 |
| 108 | Neurochemistry | 41 | 1.1K | 631 | 777 |
| 109 | Environmental monitoring | 32 | 1.1K | 1135 | 1257 |
| 110 | Spectrum analysis | 53 | 1.1K | 1131 | 1386 |
| 111 | Stem cells | 28 | 1.1K | 442 | 486 |
| 112 | Paleontology | 32 | 1.1K | 341 | 242 |
| 113 | Physical fitness | 54 | 1.1K | 73 | 204 |
| 114 | Water pollution | 29 | 1.0K | 883 | 927 |
| 115 | Physical Therapy | 29 | 1.0K | 324 | 338 |
| 116 | Dermatology | 48 | 1.0K | 367 | 442 |
| 117 | Anatomy | 67 | 1.0K | 267 | 541 |
| 118 | Adolescent Medicine | 3 | 1.0K | 589 | 239 |
| 119 | Renewable Energy Sources | 23 | 998 | 866 | 1159 |
| 120 | Cell differentiation | 11 | 987 | 901 | 728 |
| 121 | Luminescence | 37 | 984 | 167 | 109 |
| 122 | Genetic engineering | 19 | 979 | 830 | 696 |
| 122 | Industrial Microbiology | 29 | 979 | 445 | 569 |
| 124 | Geology | 28 | 971 | 1085 | 900 |
| 125 | nanoscience | 14 | 960 | 1473 | 1105 |
| 126 | diseases | 2 | 942 | 444 | 384 |
| 126 | Disease | 2 | 942 | 438 | 379 |
| 128 | Immunotherapy | 29 | 937 | 513 | 711 |
| 129 | biological factors | 33 | 929 | 383 | 449 |
| 130 | Tropical Medicine | 54 | 920 | 195 | 279 |
| 131 | Metabolic syndrome | 32 | 919 | 9 | 8 |
| 131 | Parasitic Diseases | 30 | 919 | 461 | 508 |
| 131 | enzymes | 26 | 919 | 391 | 388 |
| 134 | rehabilitation | 37 | 890 | 479 | 609 |
| 135 | Oncology | 30 | 883 | 629 | 1286 |
| 136 | complementary therapies | 19 | 876 | 437 | 238 |
| 137 | Analytical Chemistry | 50 | 849 | 1247 | 1661 |
| 138 | Respiration | 44 | 847 | 284 | 482 |
| 139 | Evolution | 29 | 830 | 521 | 714 |
| 140 | Diabetes | 24 | 829 | 752 | 898 |
| 141 | Genetic regulation | 11 | 822 | 546 | 481 |
| 142 | Medical Physics | 31 | 817 | 540 | 600 |
| 143 | infection | 21 | 789 | 567 | 575 |
| 144 | Hypertension | 30 | 774 | 488 | 828 |
| 145 | Infections | 17 | 772 | 409 | 446 |
| 146 | Immunopathology | 22 | 762 | 439 | 430 |
| 147 | epilepsy | 27 | 756 | 200 | 205 |
| 148 | Mathematics | 106 | 752 | 1120 | 1463 |
| 149 | Statistical physics | 49 | 751 | 916 | 1129 |
| 150 | Psychology | 38 | 745 | 1280 | 1490 |
| 151 | Aging | 37 | 741 | 703 | 921 |
| 152 | Information Science | 32 | 739 | 568 | 770 |
| 153 | Pediatric Neurology | 6 | 737 | 714 | 561 |
| 153 | Virulence | 11 | 737 | 570 | 608 |
| 155 | Technology | 31 | 719 | 1236 | 1254 |
| 156 | Virology | 41 | 714 | 829 | 1790 |
| 156 | Health | 26 | 714 | 592 | 606 |
| 158 | Materials Science | 42 | 713 | 1465 | 1962 |
| 158 | Cardiovascular diseases | 26 | 713 | 518 | 510 |
| 160 | Pharmaceutical Chemistry | 28 | 703 | 1395 | 1645 |
| 161 | Comparative Physiology | 14 | 697 | 281 | 211 |
| 162 | Infertility | 18 | 694 | 344 | 414 |
| 162 | fertility | 19 | 694 | 363 | 438 |
| 164 | environmental protection | 35 | 686 | 864 | 1309 |
| 165 | Vaccines | 31 | 685 | 500 | 629 |
| 166 | cloning | 5 | 683 | 524 | 327 |
| 167 | Kidney diseases | 24 | 681 | 236 | 256 |
| 168 | biological evolution | 15 | 676 | 870 | 953 |
| 169 | Medical Laboratory Science | 21 | 674 | 784 | 922 |
| 170 | bees | 28 | 671 | 51 | 81 |
| 171 | Earth Sciences | 20 | 668 | 1316 | 1167 |
| 172 | cytokines | 22 | 667 | 302 | 412 |
| 173 | coal | 21 | 666 | 545 | 651 |
| 174 | Transplantation | 26 | 665 | 350 | 516 |
| 175 | Adolescent | 15 | 656 | 856 | 601 |
| 176 | Photochemistry | 23 | 652 | 444 | 486 |
| 177 | Health Policy | 12 | 649 | 1077 | 696 |
| 178 | Marine Pollution | 19 | 646 | 384 | 446 |
| 179 | United States | 17 | 644 | 2235 | 1649 |
| 180 | eye | 10 | 642 | 62 | 149 |
| 181 | Neurobiology | 31 | 641 | 530 | 906 |
| 182 | Public Policy | 17 | 612 | 625 | 533 |
| 183 | Entomology | 35 | 606 | 581 | 613 |
| 184 | Environmental Management | 13 | 597 | 1470 | 1412 |
| 184 | Parasitology | 41 | 597 | 485 | 727 |
| 186 | Insects | 24 | 595 | 386 | 381 |
| 187 | Agricultural Chemistry | 7 | 588 | 1625 | 880 |
| 188 | Plant Ecology | 18 | 586 | 669 | 798 |
| 188 | Diabetes mellitus | 19 | 586 | 801 | 1036 |
| 190 | feeding behavior | 23 | 581 | 168 | 233 |
| 191 | Developmental Biology | 14 | 579 | 916 | 1057 |
| 191 | Radiation | 36 | 579 | 484 | 611 |
| 193 | Inflammation | 29 | 573 | 192 | 443 |
| 194 | Environmental Chemistry | 13 | 571 | 990 | 1050 |
| 195 | Schizophrenia | 33 | 568 | 256 | 486 |
| 196 | Clinical Chemistry | 23 | 566 | 1094 | 1357 |
| 197 | Alternative Medicine | 12 | 557 | 617 | 364 |
| 198 | Histology | 28 | 556 | 544 | 799 |
| 198 | Retina | 7 | 556 | 81 | 173 |
| 200 | drug control | 11 | 555 | 157 | 82 |
| 201 | Smoking | 14 | 554 | 307 | 298 |
| 202 | Paleoecology | 9 | 550 | 622 | 411 |
| 203 | Mathematical Physics | 38 | 546 | 773 | 904 |
| 204 | Immunopharmacology | 18 | 541 | 323 | 312 |
| 205 | food handling | 11 | 538 | 333 | 264 |
| 206 | Embryology | 13 | 536 | 741 | 826 |
| 207 | pain | 13 | 531 | 621 | 614 |
| 208 | Australia | 19 | 524 | 624 | 470 |
| 209 | Chemical industry | 13 | 521 | 567 | 253 |
| 210 | Appetite | 21 | 518 | 146 | 232 |
| 211 | Chronobiology | 11 | 512 | 133 | 83 |
| 211 | biological clocks | 11 | 512 | 133 | 83 |
| 211 | circadian rhythm | 11 | 512 | 133 | 83 |
| 211 | biological rhythms | 11 | 512 | 127 | 82 |
| 215 | Quality Control | 11 | 505 | 766 | 527 |
| 215 | Fungi | 11 | 505 | 511 | 484 |
| 217 | Metallurgy | 10 | 504 | 1426 | 888 |
| 217 | ecosystem | 13 | 504 | 571 | 652 |
| 219 | Neurons | 1 | 503 | 997 | 745 |
| 220 | Education | 9 | 498 | 1987 | 1027 |
| 221 | Orthopedics | 23 | 494 | 539 | 637 |
| 222 | Circadian rhythms | 10 | 492 | 98 | 82 |
| 223 | Host-parasite interactions | 5 | 491 | 981 | 838 |
| 224 | natural products | 24 | 490 | 490 | 553 |
| 225 | Developmental Immunology | 4 | 488 | 511 | 200 |
| 226 | Environmental Policy | 14 | 484 | 1517 | 1783 |
| 227 | Surface-Active Agents | 30 | 483 | 146 | 416 |
| 227 | Surface properties | 30 | 483 | 165 | 468 |
| 229 | Quality of life | 14 | 475 | 546 | 628 |
| 230 | Geometry | 3 | 470 | 1041 | 153 |
| 231 | Latin America | 30 | 465 | 229 | 122 |
| 232 | Water | 7 | 455 | 1720 | 1491 |
| 232 | Membranes | 21 | 455 | 651 | 980 |
| 234 | Pharmacognosy | 17 | 453 | 672 | 826 |
| 234 | Environmental pollutants | 9 | 453 | 1394 | 1054 |
| 236 | Green Chemistry | 11 | 451 | 956 | 1016 |
| 237 | Cytogenetics | 5 | 450 | 1208 | 938 |
| 237 | arthritis | 9 | 450 | 715 | 723 |
| 239 | Artificial Intelligence | 23 | 447 | 1407 | 1677 |
| 239 | pollutants | 7 | 447 | 1306 | 911 |
| 241 | Statistics | 15 | 444 | 1262 | 924 |
| 241 | Biogeography | 6 | 444 | 641 | 608 |
| 241 | Biodiversity | 23 | 444 | 639 | 1011 |
| 244 | drug abuse | 17 | 441 | 208 | 187 |
| 245 | Nursing | 38 | 440 | 340 | 457 |
| 245 | Nephrology | 12 | 440 | 244 | 288 |
| 247 | Discrete geometry | 1 | 437 | 425 | 41 |
| 248 | Child Development | 12 | 432 | 942 | 904 |
| 249 | Parenteral nutrition | 16 | 422 | 374 | 528 |
| 250 | Histochemistry | 31 | 421 | 164 | 359 |
| 250 | mathematical analysis | 33 | 421 | 702 | 692 |
| 252 | Antibacterial agents | 10 | 416 | 310 | 274 |
| 253 | medical education | 9 | 415 | 1000 | 624 |
| 254 | Metallic Glasses | 9 | 414 | 234 | 170 |
| 255 | Biomass | 19 | 410 | 104 | 273 |
| 256 | proteins | 23 | 409 | 712 | 990 |
| 257 | Eating Disorders | 10 | 402 | 439 | 367 |
| 257 | sports injuries | 13 | 402 | 174 | 106 |
| 259 | Cardiovascular system | 9 | 399 | 937 | 1194 |
| 260 | Solid State Physics | 15 | 398 | 2093 | 1790 |
| 261 | genome | 2 | 393 | 1987 | 1093 |
| 262 | amino acids | 11 | 391 | 170 | 173 |
| 263 | weight loss | 2 | 389 | 187 | 23 |
| 264 | Environmental Engineering | 26 | 388 | 1247 | 2051 |
| 264 | Carbon | 9 | 388 | 765 | 861 |
| 266 | Nutrition physiology | 10 | 387 | 320 | 333 |
| 267 | Sustainable Engineering | 11 | 386 | 817 | 840 |
| 268 | Nonlinear Dynamics | 24 | 379 | 721 | 924 |
| 268 | Hallucinogens | 12 | 379 | 45 | 44 |
| 270 | United Kingdom | 7 | 378 | 1021 | 848 |
| 271 | Europe | 32 | 374 | 858 | 1239 |
| 272 | Environmental Toxicology | 9 | 369 | 1459 | 1382 |
| 272 | Music | 27 | 369 | 150 | 205 |
| 274 | Asthma | 18 | 368 | 158 | 187 |
| 275 | Developmental Disabilities | 5 | 367 | 763 | 528 |
| 276 | Drug design | 12 | 363 | 706 | 735 |
| 277 | voice | 26 | 356 | 75 | 131 |
| 278 | Hormones | 16 | 353 | 533 | 731 |
| 279 | Genomics | 12 | 349 | 1756 | 1854 |
| 279 | Molecular Genetics | 12 | 349 | 906 | 1124 |
| 279 | Hemodynamics | 9 | 349 | 343 | 445 |
| 279 | Solid State Chemistry | 15 | 349 | 1226 | 1104 |
| 283 | Composite Materials | 17 | 348 | 1230 | 1635 |
| 284 | Feeding and Eating Disorders | 9 | 344 | 441 | 385 |
| 285 | Clinical Pharmacology | 24 | 339 | 406 | 672 |
| 286 | Neural circuitry | 30 | 336 | 467 | 990 |
| 286 | Lipids | 11 | 336 | 623 | 791 |
| 288 | Sexual health | 13 | 330 | 273 | 275 |
| 289 | Photobiology | 11 | 328 | 569 | 575 |
| 290 | environmental exposure | 4 | 327 | 1813 | 1010 |
| 291 | Light | 12 | 324 | 427 | 759 |
| 292 | Religion and Psychology | 7 | 319 | 243 | 71 |
| 293 | Electrochemical Analysis | 12 | 316 | 761 | 709 |
| 294 | Radiology | 23 | 315 | 475 | 584 |
| 295 | Nanostructured Materials | 14 | 314 | 1597 | 1824 |
| 296 | Gerontology | 19 | 313 | 698 | 810 |
| 297 | Radioisotopes | 19 | 311 | 377 | 353 |
| 298 | Physical Chemistry | 29 | 310 | 661 | 1232 |
| 299 | Molecular structure | 30 | 308 | 600 | 1265 |
| 300 | Psychoneuroimmunology | 7 | 306 | 368 | 453 |
| 300 | Neuroimmunology | 7 | 306 | 420 | 491 |
| 302 | Bones | 7 | 305 | 508 | 542 |
| 303 | free radicals | 10 | 300 | 770 | 1039 |
| 303 | Immune system | 14 | 300 | 422 | 946 |
| 305 | Community Psychiatry | 10 | 295 | 472 | 535 |
| 306 | Differential Equations | 13 | 293 | 409 | 330 |
| 306 | Cell death | 6 | 293 | 958 | 1004 |
| 308 | Therapeutics | 12 | 291 | 848 | 1152 |
| 309 | Antarctica | 15 | 289 | 152 | 123 |
| 310 | Medical Oncology | 10 | 285 | 1044 | 1247 |
| 310 | drugs | 14 | 285 | 979 | 1167 |
| 312 | Organic Chemistry | 16 | 284 | 1624 | 1852 |
| 313 | Neurotransmitters | 12 | 283 | 217 | 224 |
| 313 | older people | 10 | 283 | 866 | 568 |
| 315 | Pharmacy | 16 | 282 | 897 | 1218 |
| 316 | Rheumatology | 8 | 279 | 754 | 761 |
| 317 | drug therapy | 15 | 278 | 1054 | 1411 |
| 317 | Industry | 6 | 278 | 65 | 153 |
| 319 | Plant physiology | 8 | 277 | 1369 | 1459 |
| 320 | Proteomics | 13 | 276 | 467 | 782 |
| 321 | Hemostasis | 7 | 273 | 518 | 380 |
| 321 | Thrombosis | 7 | 273 | 748 | 656 |
| 323 | Zeolites | 6 | 271 | 614 | 548 |
| 324 | Pathology | 9 | 270 | 1353 | 1550 |
| 325 | cosmic rays | 19 | 268 | 118 | 164 |
| 326 | Surgery | 16 | 266 | 789 | 1479 |
| 327 | Food additives | 14 | 262 | 448 | 778 |
| 328 | Cerebral cortex | 5 | 259 | 717 | 645 |
| 329 | Enteral nutrition | 12 | 257 | 347 | 587 |
| 330 | Ultrasonics | 8 | 256 | 717 | 791 |
| 331 | Cellulose | 9 | 255 | 270 | 329 |
| 331 | Cell metabolism | 9 | 255 | 310 | 831 |
| 333 | Parasites | 19 | 251 | 530 | 846 |
| 334 | hydrocolloids | 12 | 248 | 264 | 534 |
| 335 | Andrology | 16 | 244 | 178 | 305 |
| 335 | Bipolar Disorder | 5 | 244 | 265 | 252 |
| 337 | Microelectronics | 3 | 242 | 1859 | 1231 |
| 337 | Exercise therapy | 19 | 242 | 36 | 98 |
| 339 | Geriatric Psychiatry | 10 | 238 | 494 | 577 |
| 339 | risk factors | 9 | 238 | 374 | 440 |
| 341 | Reproductive health | 6 | 233 | 526 | 425 |
| 341 | Radiobiology | 11 | 233 | 785 | 972 |
| 341 | Technological Innovations | 4 | 233 | 939 | 552 |
| 341 | Informatics | 15 | 233 | 256 | 523 |
| 345 | Fluorescence | 12 | 232 | 83 | 90 |
| 346 | Laser therapy | 20 | 231 | 89 | 118 |
| 347 | Energy Policy | 11 | 230 | 1503 | 2179 |
| 347 | Mental Health | 10 | 230 | 831 | 824 |
| 349 | Medicinal plants | 6 | 227 | 946 | 993 |
| 350 | Herbal medicine | 5 | 223 | 554 | 475 |
| 351 | government | 1 | 222 | 1097 | 296 |
| 352 | Chemotherapy | 11 | 221 | 719 | 945 |
| 353 | Systems Biology | 10 | 220 | 848 | 990 |
| 353 | Proteome | 13 | 220 | 544 | 939 |
| 355 | Primary health care | 14 | 219 | 715 | 946 |
| 356 | Morphology | 31 | 217 | 105 | 351 |
| 356 | Mental Health Services | 9 | 217 | 700 | 679 |
| 356 | Ceramic materials | 12 | 217 | 622 | 756 |
| 356 | Plastics | 6 | 217 | 1282 | 897 |
| 356 | Growth | 2 | 217 | 1306 | 1069 |
| 361 | Microbial Biotechnology | 12 | 216 | 290 | 531 |
| 361 | Nonlinear functional analysis | 10 | 216 | 513 | 463 |
| 363 | Anxiety Disorders | 5 | 214 | 387 | 508 |
| 363 | Anxiety | 5 | 214 | 390 | 510 |
| 363 | Psychiatric Epidemiology | 5 | 214 | 367 | 383 |
| 366 | Neurosurgery | 8 | 213 | 633 | 713 |
| 367 | Condensed Matter | 9 | 212 | 1960 | 1928 |
| 368 | Economic History | 11 | 211 | 1760 | 1611 |
| 368 | Memory | 16 | 211 | 764 | 1289 |
| 370 | Functional Analysis | 10 | 210 | 670 | 561 |
| 371 | Industrial Engineering | 17 | 209 | 679 | 1162 |
| 371 | Nitric oxide | 6 | 209 | 108 | 141 |
| 373 | Geography | 7 | 208 | 1323 | 1306 |
| 373 | Molecular evolution | 9 | 208 | 819 | 1146 |
| 375 | Aquaculture | 10 | 207 | 782 | 879 |
| 376 | Chromosomes | 8 | 206 | 588 | 737 |
| 377 | Bioenergetics | 7 | 205 | 500 | 610 |
| 378 | Electronics | 11 | 204 | 2157 | 2241 |
| 378 | Electrophoresis | 12 | 204 | 806 | 1075 |
| 380 | Molecular Microbiology | 5 | 201 | 663 | 848 |
| 381 | Automation | 8 | 200 | 1477 | 1561 |
| 382 | Sonochemistry | 4 | 198 | 505 | 558 |
| 382 | Microscopy | 11 | 198 | 633 | 735 |
| 384 | Attention | 16 | 196 | 714 | 1212 |
| 385 | Neuropharmacology | 5 | 195 | 446 | 398 |
| 386 | Biosensors | 3 | 193 | 1376 | 1287 |
| 386 | Bioelectronics | 3 | 193 | 1184 | 1174 |
| 386 | Genetic therapy | 10 | 193 | 642 | 998 |
| 386 | Chromatographic analysis | 14 | 193 | 851 | 1062 |
| 390 | Pharmaceutical Technology | 10 | 191 | 840 | 1076 |
| 390 | Cognition | 10 | 191 | 925 | 1147 |
| 392 | Steroids | 8 | 190 | 597 | 684 |
| 393 | Antioxidants | 4 | 187 | 675 | 787 |
| 393 | Phylogeny | 6 | 187 | 585 | 726 |
| 393 | Oxidation-reduction | 2 | 187 | 1039 | 892 |
| 396 | Paleobiology | 7 | 186 | 178 | 88 |
| 396 | Bacterial diseases | 4 | 186 | 205 | 178 |
| 396 | Radiation effects | 3 | 186 | 653 | 464 |
| 399 | Drug delivery systems | 10 | 184 | 855 | 1357 |
| 400 | Clinical Biochemistry | 6 | 183 | 868 | 836 |
| 400 | Liver diseases | 9 | 183 | 882 | 1409 |
| 402 | Biopharmaceutics | 7 | 180 | 710 | 890 |
| 402 | sexual behavior | 8 | 180 | 328 | 423 |
| 404 | Atomic spectroscopy | 5 | 179 | 920 | 649 |
| 405 | Numerical Analysis | 8 | 178 | 1522 | 1187 |
| 405 | miniaturization | 5 | 178 | 1524 | 1593 |
| 407 | Algorithms | 3 | 177 | 730 | 303 |
| 407 | Genetic disorders | 4 | 177 | 409 | 342 |
| 407 | scientific societies | 4 | 177 | 649 | 488 |
| 410 | Randomized Controlled Trials | 13 | 176 | 463 | 542 |
| 411 | actuators | 5 | 175 | 1842 | 1801 |
| 411 | Multiple sclerosis | 2 | 175 | 790 | 248 |
| 411 | transducers | 5 | 175 | 1842 | 1801 |
| 414 | Bioorganic chemistry | 17 | 174 | 1331 | 2243 |
| 414 | Social policy | 4 | 174 | 836 | 477 |
| 416 | International Relations | 2 | 172 | 1240 | 471 |
| 416 | economic policy | 4 | 172 | 2084 | 1197 |
| 418 | Long-Term Care | 2 | 171 | 719 | 459 |
| 418 | Long-term care facilities | 2 | 171 | 714 | 458 |
| 420 | Neuropsychiatry | 9 | 170 | 449 | 630 |
| 420 | blood transfusion | 7 | 170 | 464 | 458 |
| 420 | Vision | 6 | 170 | 466 | 506 |
| 423 | rare diseases | 9 | 169 | 299 | 494 |
| 423 | cell physiology | 10 | 169 | 837 | 1485 |
| 425 | Signal Processing | 5 | 167 | 2105 | 1896 |
| 425 | protein | 8 | 167 | 766 | 931 |
| 425 | Spine | 5 | 167 | 546 | 635 |
| 428 | Evolutionary Genetics | 5 | 166 | 478 | 450 |
| 428 | Molecular Epidemiology | 5 | 166 | 478 | 450 |
| 428 | Artificial Organs | 11 | 166 | 293 | 345 |
| 428 | Nanostructures | 8 | 166 | 1277 | 1649 |
| 432 | Evidence-Based Medicine | 2 | 165 | 1001 | 436 |
| 433 | Reading | 1 | 164 | 874 | 363 |
| 433 | Women's health | 10 | 164 | 609 | 805 |
| 435 | Computational Biology | 8 | 163 | 1653 | 1990 |
| 436 | Signal Transduction | 4 | 162 | 1357 | 1360 |
| 436 | Emerging infectious diseases | 2 | 162 | 496 | 263 |
| 438 | biological monitoring | 1 | 161 | 1026 | 368 |
| 439 | Health Education | 16 | 159 | 725 | 1219 |
| 439 | Chromatography | 9 | 159 | 964 | 1096 |
| 441 | behavioral medicine | 4 | 158 | 1135 | 1178 |
| 441 | Ethnology | 11 | 158 | 634 | 668 |
| 443 | Diagnostic Imaging | 13 | 156 | 938 | 1500 |
| 443 | Genetic algorithms | 4 | 156 | 254 | 371 |
| 445 | Chemical processes | 7 | 155 | 360 | 337 |
| 446 | Regional Planning | 11 | 154 | 735 | 1011 |
| 447 | Superconductors | 20 | 153 | 394 | 565 |
| 447 | Marine invertebrates | 11 | 153 | 56 | 69 |
| 449 | Computer Science | 8 | 151 | 1278 | 1116 |
| 449 | Algebra | 23 | 151 | 452 | 526 |
| 451 | Sociology | 12 | 149 | 1414 | 2062 |
| 451 | Oceanography | 5 | 149 | 1368 | 1371 |
| 451 | Nanochemistry | 7 | 149 | 794 | 799 |
| 451 | Microbial Ecology | 8 | 149 | 1451 | 2328 |
| 451 | Psychosomatic Medicine | 5 | 149 | 611 | 695 |
| 451 | Operations Research | 11 | 149 | 1163 | 1498 |
| 451 | Cerebellum | 7 | 149 | 137 | 220 |
| 451 | Cerebellar ataxia | 7 | 149 | 137 | 220 |
| 459 | Genetic Toxicology | 5 | 147 | 322 | 486 |
| 460 | energy conservation | 8 | 146 | 1297 | 2075 |
| 460 | dietary supplements | 5 | 146 | 603 | 668 |
| 460 | gene therapy | 8 | 146 | 683 | 1122 |
| 463 | Otolaryngology | 6 | 145 | 376 | 378 |
| 464 | Meteorology | 5 | 144 | 1803 | 2106 |
| 464 | Biological Systems | 2 | 144 | 752 | 426 |
| 466 | Food Preservation | 4 | 142 | 677 | 368 |
| 466 | Optical materials | 17 | 142 | 1235 | 2275 |
| 468 | Mass Spectrometry | 8 | 141 | 728 | 900 |
| 468 | Plants | 10 | 141 | 1148 | 1756 |
| 470 | Chemical Ecology | 5 | 140 | 381 | 473 |
| 470 | animal diseases | 2 | 140 | 634 | 337 |
| 472 | Gene expression regulation | 6 | 139 | 671 | 896 |
| 472 | Menopause | 6 | 139 | 176 | 193 |
| 474 | sanitation | 5 | 138 | 1249 | 1848 |
| 475 | Marine Biotechnology | 7 | 137 | 94 | 184 |
| 475 | Molecular Spectroscopy | 13 | 137 | 798 | 1293 |
| 475 | Molecular ecology | 3 | 137 | 1044 | 1191 |
| 475 | cell interaction | 5 | 137 | 834 | 1030 |
| 475 | Perception | 14 | 137 | 865 | 1522 |
| 480 | Pharmacogenetics | 5 | 136 | 784 | 940 |
| 480 | Histocompatibility Testing | 6 | 136 | 314 | 373 |
| 480 | child sexual abuse | 2 | 136 | 200 | 70 |
| 483 | pigments | 4 | 134 | 746 | 627 |
| 484 | Cognitive Science | 7 | 133 | 992 | 1313 |
| 484 | Visual Perception | 13 | 133 | 788 | 1396 |
| 484 | animals | 11 | 133 | 587 | 754 |
| 484 | energy resources | 4 | 133 | 1221 | 1653 |
| 488 | Sustainable Development | 4 | 132 | 1844 | 1810 |
| 489 | Photonics | 10 | 131 | 1192 | 1710 |
| 489 | Orthopedic Surgery | 4 | 131 | 767 | 614 |
| 489 | Image Processing | 10 | 131 | 1318 | 1896 |
| 492 | Engineering | 11 | 130 | 2566 | 3113 |
| 492 | carcinogens | 5 | 130 | 773 | 999 |
| 494 | Lipid metabolism | 4 | 129 | 345 | 444 |
| 494 | Electrophysiology | 11 | 129 | 549 | 771 |
| 494 | Lipid | 4 | 129 | 345 | 447 |
| 497 | Astrocytes | 1 | 128 | 765 | 591 |
| 498 | Clinical Psychology | 3 | 127 | 1184 | 1104 |
| 498 | heredity | 4 | 127 | 580 | 473 |
| 498 | mammals | 5 | 127 | 799 | 727 |
| 501 | Pharmacokinetics | 5 | 125 | 653 | 800 |
| 501 | histological techniques | 6 | 125 | 491 | 777 |
| 501 | System analysis | 9 | 125 | 1359 | 1731 |
| 501 | Metals | 3 | 125 | 2247 | 1763 |
| 505 | Synthetic biology | 6 | 124 | 217 | 300 |
| 505 | probabilities | 7 | 124 | 815 | 653 |
| 507 | Bioinformatics | 5 | 123 | 1761 | 1848 |
| 508 | Cell communication | 4 | 121 | 498 | 655 |
| 509 | Astronomy | 13 | 120 | 1586 | 2369 |
| 509 | Functional foods | 5 | 120 | 226 | 286 |
| 509 | Respiratory Infections | 1 | 120 | 706 | 298 |
| 509 | Phytotherapy | 6 | 120 | 357 | 541 |
| 509 | Influenza | 1 | 120 | 536 | 222 |
| 514 | viruses | 4 | 119 | 1338 | 1645 |
| 515 | Developing countries | 10 | 118 | 1240 | 1883 |
| 516 | Population Genetics | 2 | 117 | 1410 | 1242 |
| 516 | Elderly | 7 | 117 | 793 | 569 |
| 516 | Enzyme | 5 | 117 | 370 | 578 |
| 516 | China | 7 | 117 | 2036 | 2263 |
| 516 | Food preferences | 4 | 117 | 328 | 389 |
| 516 | brain mapping | 4 | 117 | 585 | 730 |
| 522 | Pregnancy | 5 | 115 | 684 | 689 |
| 523 | Geochemistry | 2 | 114 | 2324 | 1844 |
| 523 | calcification | 5 | 114 | 412 | 549 |
| 523 | cell adhesion molecules | 3 | 114 | 176 | 323 |
| 523 | food industry | 7 | 114 | 374 | 412 |
| 523 | Fisheries | 10 | 114 | 864 | 1319 |
| 523 | Meteorites | 2 | 114 | 1001 | 998 |
| 529 | Marine Ecology | 13 | 113 | 299 | 581 |
| 529 | Thorax | 5 | 113 | 332 | 509 |
| 531 | Learning | 4 | 111 | 1077 | 1132 |
| 531 | biomedicine | 3 | 111 | 569 | 596 |
| 531 | Muscles | 5 | 111 | 690 | 939 |
| 534 | Pediatric Endocrinology | 4 | 110 | 280 | 141 |
| 534 | Metabolic disorders in children | 4 | 110 | 240 | 110 |
| 534 | pheromones | 4 | 110 | 403 | 506 |
| 534 | disease outbreaks | 4 | 110 | 477 | 603 |
| 534 | Epidemics | 4 | 110 | 461 | 595 |
| 539 | Depression | 4 | 108 | 295 | 528 |
| 540 | environmental indicators | 1 | 107 | 1845 | 1305 |
| 540 | X-ray spectroscopy | 3 | 107 | 210 | 101 |
| 542 | Plant Morphology | 2 | 106 | 723 | 407 |
| 542 | medical errors | 4 | 106 | 33 | 27 |
| 542 | preventive medicine | 3 | 106 | 1236 | 1257 |
| 542 | safety | 4 | 106 | 43 | 43 |
| 546 | drug resistance | 6 | 105 | 472 | 753 |
| 546 | Speech Disorders | 4 | 105 | 862 | 823 |
| 546 | Catalysts | 11 | 105 | 274 | 578 |
| 549 | Analytical Biochemistry | 7 | 104 | 1210 | 1629 |
| 549 | Holistic Health | 6 | 104 | 274 | 302 |
| 549 | Planets | 3 | 104 | 1462 | 1614 |
| 549 | drug evaluation | 7 | 104 | 912 | 1281 |
| 553 | behavior therapy | 6 | 103 | 535 | 749 |
| 553 | Digestive system diseases | 5 | 103 | 778 | 920 |
| 555 | Osteoporosis | 5 | 102 | 232 | 298 |
| 555 | Bone diseases | 5 | 102 | 341 | 588 |
| 557 | Lung Transplantation | 3 | 100 | 402 | 429 |
| 557 | Heart transplantation | 3 | 100 | 402 | 429 |
| 559 | Language Disorders | 3 | 99 | 827 | 665 |
| 559 | Bacteriology | 4 | 99 | 1733 | 2157 |
| 559 | software | 5 | 99 | 825 | 1156 |
| 562 | Data Mining | 4 | 96 | 1552 | 1714 |
| 562 | Telemedicine | 3 | 96 | 343 | 364 |
| 562 | food contamination | 4 | 96 | 926 | 835 |
| 565 | Oxidative stress | 6 | 95 | 597 | 1305 |
| 566 | management | 4 | 94 | 2922 | 2974 |
| 567 | Organizational change | 4 | 93 | 600 | 605 |
| 567 | Fracture mechanics | 5 | 93 | 1202 | 1270 |
| 567 | Insect biochemistry | 2 | 93 | 574 | 514 |
| 570 | Kinesiology | 3 | 92 | 118 | 95 |
| 570 | Kinetics | 3 | 92 | 486 | 374 |
| 572 | Control Theory | 5 | 90 | 1410 | 1374 |
| 572 | soil management | 2 | 90 | 704 | 706 |
| 572 | peptides | 8 | 90 | 418 | 647 |
| 572 | tillage | 2 | 90 | 523 | 609 |
| 576 | Social Sciences | 9 | 89 | 1936 | 2485 |
| 576 | Molecular Pharmacology | 3 | 89 | 852 | 1019 |
| 576 | Environmental Geology | 7 | 89 | 1077 | 1620 |
| 576 | Nanoparticles | 4 | 89 | 1716 | 1916 |
| 580 | Healing | 1 | 88 | 302 | 80 |
| 580 | Hypertension in pregnancy | 6 | 88 | 97 | 105 |
| 582 | Contraception | 3 | 87 | 655 | 658 |
| 582 | Energy metabolism | 2 | 87 | 723 | 699 |
| 584 | Dietetics | 6 | 86 | 443 | 588 |
| 584 | Neuroanatomy | 3 | 86 | 206 | 226 |
| 584 | gene transfer | 4 | 86 | 214 | 302 |
| 584 | genetic transformation | 4 | 86 | 214 | 302 |
| 588 | Freshwater invertebrates | 1 | 85 | 388 | 279 |
| 588 | Gene expression | 2 | 85 | 394 | 331 |
| 588 | Molecular cloning | 6 | 85 | 1110 | 1564 |
| 588 | Genetic recombination | 6 | 85 | 1097 | 1546 |
| 588 | Sarcopenia | 3 | 85 | 420 | 617 |
| 588 | Recombinant DNA | 6 | 85 | 1188 | 1637 |
| 594 | Nuclear Medicine | 5 | 84 | 867 | 1025 |
| 595 | Birth control | 2 | 83 | 633 | 555 |
| 596 | Gastrointestinal diseases | 5 | 82 | 519 | 627 |
| 597 | Freshwater Ecology | 3 | 81 | 275 | 145 |
| 597 | Medical Anthropology | 5 | 81 | 955 | 1651 |
| 597 | Aquatic animals | 3 | 81 | 195 | 158 |
| 600 | Astrophysics | 5 | 80 | 2519 | 2743 |
| 600 | Animal ecology | 8 | 80 | 681 | 1138 |
| 602 | Economics | 11 | 79 | 2276 | 3094 |
| 602 | Waste management | 3 | 79 | 1559 | 1343 |
| 602 | Developmental Neurobiology | 4 | 79 | 432 | 538 |
| 605 | Occupational Therapy | 12 | 78 | 417 | 652 |
| 605 | Reproductive toxicology | 12 | 78 | 129 | 562 |
| 605 | plant communities | 3 | 78 | 1069 | 1333 |
| 608 | Environmental Microbiology | 6 | 77 | 970 | 1923 |
| 608 | Combinatorial analysis | 4 | 77 | 810 | 576 |
| 610 | Organizational learning | 3 | 74 | 427 | 299 |
| 610 | energy development | 2 | 74 | 1207 | 1158 |
| 610 | muscle strength | 3 | 74 | 65 | 52 |
| 613 | Mechanical Engineering | 6 | 73 | 1973 | 2007 |
| 613 | Anthropology | 5 | 73 | 1120 | 1229 |
| 613 | Neonatology | 6 | 73 | 394 | 679 |
| 613 | Regional Economics | 4 | 73 | 386 | 449 |
| 613 | cardiac catheterization | 3 | 73 | 855 | 701 |
| 618 | freshwater biology | 2 | 72 | 1133 | 980 |
| 619 | Chemical kinetics | 8 | 71 | 375 | 477 |
| 619 | Phylogenetics | 3 | 71 | 91 | 78 |
| 619 | Child psychology | 2 | 71 | 1695 | 1680 |
| 619 | mutagens | 2 | 71 | 1042 | 1213 |
| 623 | Asia | 4 | 70 | 2686 | 2400 |
| 624 | Energy Conversion | 2 | 68 | 1499 | 1676 |
| 624 | Energy Storage | 2 | 68 | 1577 | 1410 |
| 624 | Carcinogenesis | 3 | 68 | 1077 | 1405 |
| 624 | Cell division | 2 | 68 | 535 | 608 |
| 624 | city planning | 7 | 68 | 974 | 1547 |
| 629 | Information Systems | 4 | 67 | 1235 | 1556 |
| 629 | biofuels | 2 | 67 | 371 | 644 |
| 629 | Geriatric Oncology | 4 | 67 | 545 | 843 |
| 629 | Multimedia Systems | 5 | 67 | 1491 | 1662 |
| 633 | Serology | 3 | 66 | 495 | 576 |
| 633 | Solitons | 7 | 66 | 714 | 1176 |
| 633 | Fractals | 7 | 66 | 717 | 1178 |
| 633 | Chaos | 7 | 66 | 714 | 1176 |
| 633 | Nutrigenomics | 1 | 66 | 245 | 175 |
| 638 | Biotransformation | 5 | 65 | 50 | 88 |
| 639 | Pediatric Hematology | 4 | 64 | 352 | 280 |
| 639 | Physical organic chemistry | 5 | 64 | 1157 | 1470 |
| 639 | Multiphase Flow | 1 | 64 | 691 | 507 |
| 642 | Urban Policy | 2 | 63 | 1029 | 995 |
| 642 | Neurotoxicology | 3 | 63 | 581 | 839 |
| 642 | health behavior | 5 | 63 | 734 | 1170 |
| 642 | Anti-inflammatory agents | 3 | 63 | 228 | 275 |
| 646 | Electrical Engineering | 22 | 62 | 1421 | 2676 |
| 646 | urban forestry | 1 | 62 | 550 | 297 |
| 648 | cosmetics | 4 | 60 | 139 | 234 |
| 649 | Metallography | 5 | 59 | 659 | 1010 |
| 649 | disabilities | 4 | 59 | 634 | 843 |
| 649 | phase diagrams | 4 | 59 | 150 | 162 |
| 649 | Classification | 1 | 59 | 552 | 269 |
| 653 | Entropy | 5 | 58 | 858 | 1049 |
| 653 | Entrepreneurship | 3 | 58 | 904 | 1266 |
| 653 | Taste | 2 | 58 | 365 | 331 |
| 653 | Small Business | 3 | 58 | 714 | 1103 |
| 653 | smell | 2 | 58 | 365 | 331 |
| 653 | Endocrine system | 16 | 58 | 249 | 345 |
| 653 | Ultrasound | 4 | 58 | 675 | 948 |
| 660 | Respiratory system | 1 | 57 | 1064 | 893 |
| 660 | ethanol | 5 | 57 | 360 | 614 |
| 662 | Software Engineering | 5 | 56 | 810 | 1085 |
| 662 | Soil Science | 6 | 56 | 1380 | 2198 |
| 662 | Landscape Ecology | 1 | 56 | 795 | 701 |
| 662 | Health Services Research | 13 | 56 | 738 | 2044 |
| 662 | Wildlife conservation | 4 | 56 | 1002 | 1681 |
| 662 | Biomechanics | 6 | 56 | 948 | 1644 |
| 662 | clay | 2 | 56 | 979 | 1197 |
| 662 | atmospheric models | 2 | 56 | 762 | 913 |
| 670 | Petroleum Engineering | 3 | 55 | 826 | 932 |
| 670 | Thermodynamics | 4 | 55 | 1120 | 1030 |
| 670 | Thermochemistry | 4 | 55 | 438 | 558 |
| 670 | Superconductivity | 5 | 55 | 394 | 495 |
| 670 | Malaria | 2 | 55 | 902 | 945 |
| 670 | biopolymers | 2 | 55 | 1447 | 1490 |
| 676 | Coastal zone management | 3 | 54 | 702 | 911 |
| 676 | Research Design | 4 | 54 | 1068 | 1600 |
| 676 | Biodegradation | 4 | 54 | 631 | 1155 |
| 676 | Bioinorganic chemistry | 5 | 54 | 1112 | 1583 |
| 676 | Calorimetry | 5 | 54 | 918 | 1273 |
| 676 | Marine resources | 3 | 54 | 709 | 937 |
| 676 | Extreme environments | 1 | 54 | 471 | 430 |
| 676 | recreation | 6 | 54 | 433 | 595 |
| 676 | Thermal analysis | 5 | 54 | 918 | 1273 |
| 685 | Dynamics | 3 | 52 | 1616 | 1446 |
| 685 | international cooperation | 2 | 52 | 766 | 873 |
| 687 | General Surgery | 6 | 51 | 433 | 644 |
| 687 | Food Microbiology | 2 | 51 | 1535 | 1976 |
| 687 | Biofeedback | 4 | 51 | 63 | 229 |
| 687 | Genetic testing | 3 | 51 | 347 | 344 |
| 687 | Screening | 4 | 51 | 144 | 265 |
| 687 | aquatic insects | 5 | 51 | 38 | 32 |
| 687 | Microorganisms | 3 | 51 | 1118 | 1690 |
| 687 | Hearing | 2 | 51 | 807 | 745 |
| 687 | vitamin C | 3 | 51 | 425 | 753 |
| 687 | vitamin E | 3 | 51 | 425 | 753 |
| 687 | Agriculture | 3 | 51 | 2248 | 2628 |
| 687 | Plant cells | 2 | 51 | 1248 | 1832 |
| 699 | Municipal Engineering | 1 | 50 | 729 | 500 |
| 699 | speech therapy | 1 | 50 | 662 | 453 |
| 699 | embryonic development | 3 | 50 | 404 | 624 |
| 699 | Communication Disorders | 1 | 50 | 574 | 334 |
| 699 | Bacterial infections | 3 | 50 | 856 | 1473 |
| 699 | Pituitary gland | 2 | 50 | 281 | 304 |
| 699 | wood | 5 | 50 | 342 | 508 |
| 706 | Pharmacogenomics | 2 | 49 | 426 | 556 |
| 706 | Soft Condensed Matter | 3 | 49 | 1108 | 1385 |
| 706 | Water Microbiology | 3 | 49 | 478 | 728 |
| 706 | Pesticides | 3 | 49 | 668 | 812 |
| 706 | Ultrasonic Imaging | 1 | 49 | 967 | 721 |
| 706 | Speech | 1 | 49 | 1438 | 1145 |
| 706 | Fouling | 3 | 49 | 239 | 451 |
| 706 | Aquatic ecology | 3 | 49 | 956 | 1135 |
| 714 | Animal Nutrition | 3 | 48 | 588 | 687 |
| 714 | Microcirculation | 1 | 48 | 858 | 684 |
| 714 | Blood vessels | 1 | 48 | 727 | 572 |
| 714 | Methodology | 2 | 48 | 634 | 497 |
| 714 | Methods | 2 | 48 | 154 | 107 |
| 719 | Social Networks | 1 | 47 | 676 | 444 |
| 719 | Solar Energy | 3 | 47 | 1854 | 2515 |
| 719 | Online social networks | 1 | 47 | 679 | 386 |
| 719 | preimplantation genetic diagnosis | 6 | 47 | 302 | 660 |
| 719 | embryo transfer | 6 | 47 | 317 | 675 |
| 719 | Business | 6 | 47 | 1499 | 2496 |
| 719 | disease vectors | 2 | 47 | 1203 | 1362 |
| 719 | prostaglandins | 1 | 47 | 757 | 669 |
| 719 | Longevity | 1 | 47 | 414 | 318 |
| 719 | rejuvenation | 1 | 47 | 302 | 269 |
| 729 | Production Engineering | 8 | 46 | 1277 | 2158 |
| 729 | Chemical analysis | 2 | 46 | 1511 | 1632 |
| 731 | Risk Management | 2 | 45 | 965 | 995 |
| 731 | Flood forecasting | 2 | 45 | 144 | 209 |
| 731 | Flood control | 2 | 45 | 347 | 338 |
| 734 | Cellular senescence | 5 | 44 | 166 | 908 |
| 734 | Animal breeding | 3 | 44 | 790 | 983 |
| 734 | Autoantibodies | 3 | 44 | 608 | 1006 |
| 734 | Autoimmunity | 3 | 44 | 773 | 1280 |
| 734 | vascular diseases | 3 | 44 | 744 | 1151 |
| 734 | Autoimmune diseases | 3 | 44 | 678 | 1121 |
| 740 | Oral Medicine | 4 | 43 | 632 | 738 |
| 740 | Regionalism | 3 | 43 | 206 | 269 |
| 740 | Maternal health services | 3 | 43 | 395 | 610 |
| 740 | Child welfare | 3 | 43 | 1131 | 1369 |
| 740 | Chromosome mapping | 3 | 43 | 1963 | 2901 |
| 740 | sex differences | 3 | 43 | 135 | 282 |
| 740 | gene mapping | 3 | 43 | 2151 | 3205 |
| 747 | Agricultural Ecology | 1 | 42 | 1820 | 1826 |
| 747 | Molecular Imaging | 1 | 42 | 1102 | 1070 |
| 747 | Animal genetics | 2 | 42 | 751 | 844 |
| 747 | Bioprinting | 1 | 42 | 111 | 100 |
| 747 | Magnetic Resonance Spectroscopy | 7 | 42 | 796 | 1324 |
| 747 | fuel cells | 1 | 42 | 1882 | 1768 |
| 747 | data collection | 2 | 42 | 1557 | 1758 |
| 747 | Social behavior | 2 | 42 | 1391 | 1563 |
| 755 | Paleoclimatology | 3 | 41 | 1080 | 1482 |
| 755 | Food Safety | 1 | 41 | 593 | 370 |
| 755 | Fishery management | 2 | 41 | 1024 | 1041 |
| 755 | Human biology | 4 | 41 | 547 | 795 |
| 759 | Nuclear Engineering | 5 | 40 | 1432 | 1734 |
| 759 | Environmental Education | 2 | 40 | 408 | 464 |
| 759 | Ecophysiology | 3 | 40 | 202 | 380 |
| 759 | Adsorption | 5 | 40 | 116 | 316 |
| 759 | particles | 2 | 40 | 1322 | 1416 |
| 764 | Human Geography | 3 | 39 | 1012 | 1240 |
| 764 | Mitochondria | 2 | 39 | 358 | 561 |
| 764 | Health promotion | 4 | 39 | 1013 | 1643 |
| 764 | movement | 3 | 39 | 317 | 567 |
| 768 | Precision medicine | 1 | 38 | 469 | 335 |
| 768 | Cognitive Therapy | 1 | 38 | 1053 | 867 |
| 770 | Archaeology | 1 | 37 | 1911 | 1379 |
| 770 | Environmental Law | 1 | 37 | 1927 | 2149 |
| 770 | Pediatric Ophthalmology | 2 | 37 | 69 | 48 |
| 770 | Enzyme inhibitors | 2 | 37 | 508 | 663 |
| 770 | Hematopoietic stem cell transplantation | 2 | 37 | 607 | 874 |
| 770 | Production Management | 3 | 37 | 1097 | 1768 |
| 770 | Strabismus | 2 | 37 | 69 | 48 |
| 770 | Hippocampus | 1 | 37 | 506 | 609 |
| 770 | Sites | 1 | 37 | 888 | 930 |
| 770 | Flow cytometry | 3 | 37 | 431 | 731 |
| 770 | Primates | 3 | 37 | 744 | 944 |
| 781 | Manufacturing Processes | 6 | 36 | 1801 | 2850 |
| 781 | adolescence | 2 | 36 | 1100 | 1302 |
| 781 | Adolescent Psychology | 2 | 36 | 1025 | 1184 |
| 781 | Invertebrates | 4 | 36 | 518 | 918 |
| 781 | Autism | 2 | 36 | 852 | 1206 |
| 786 | Graph Theory | 1 | 35 | 1136 | 628 |
| 786 | Systems Analysis | 3 | 35 | 1165 | 1513 |
| 786 | Statistical Mechanics | 1 | 35 | 993 | 720 |
| 786 | cross-cultural comparison | 4 | 35 | 491 | 849 |
| 786 | anesthesia | 4 | 35 | 515 | 621 |
| 786 | Biomolecules | 1 | 35 | 873 | 937 |
| 786 | computer networks | 3 | 35 | 2477 | 2995 |
| 793 | internet | 2 | 34 | 1948 | 2078 |
| 793 | violence | 5 | 34 | 688 | 1386 |
| 795 | Pediatric Rheumatology | 3 | 33 | 241 | 330 |
| 795 | Melanoma | 1 | 33 | 420 | 461 |
| 795 | Infection control | 1 | 33 | 751 | 744 |
| 795 | Combinatorial optimization | 3 | 33 | 502 | 482 |
| 795 | Electrocardiography | 2 | 33 | 491 | 444 |
| 795 | Water quality management | 3 | 33 | 1991 | 2577 |
| 795 | atmosphere | 2 | 33 | 1017 | 1279 |
| 802 | Green Technology | 3 | 32 | 364 | 736 |
| 802 | Biogeochemistry | 2 | 32 | 1313 | 1874 |
| 802 | Synaptic Transmission | 3 | 32 | 485 | 893 |
| 802 | locomotion | 2 | 32 | 792 | 1029 |
| 802 | posture | 2 | 32 | 792 | 1029 |
| 802 | Social Change | 2 | 32 | 1259 | 1892 |
| 802 | Communication | 9 | 32 | 1119 | 2688 |
| 802 | gait | 2 | 32 | 792 | 1029 |
| 802 | walking | 2 | 32 | 792 | 1029 |
| 811 | machinery | 5 | 31 | 586 | 1094 |
| 811 | Federal government | 2 | 31 | 213 | 215 |
| 811 | DNA repair | 3 | 31 | 300 | 583 |
| 811 | cell membrane | 1 | 31 | 887 | 969 |
| 815 | Travel | 2 | 30 | 1084 | 1263 |
| 816 | Multilingualism | 1 | 29 | 510 | 464 |
| 816 | biochemical markers | 3 | 29 | 691 | 1206 |
| 816 | Chronic diseases | 2 | 29 | 836 | 1261 |
| 819 | Building Materials | 1 | 28 | 2350 | 2524 |
| 819 | nucleic acids | 1 | 28 | 2604 | 2843 |
| 819 | body temperature | 2 | 28 | 678 | 919 |
| 819 | Quantum theory | 2 | 28 | 1134 | 1242 |
| 819 | Pancreatic diseases | 3 | 28 | 403 | 621 |
| 824 | Geomorphology | 5 | 27 | 1097 | 2145 |
| 824 | Cosmology | 2 | 27 | 728 | 816 |
| 824 | Public Administration | 4 | 27 | 1111 | 1595 |
| 824 | Fermentation | 1 | 27 | 515 | 475 |
| 824 | nuclear astrophysics | 2 | 27 | 563 | 696 |
| 824 | monoclonal antibodies | 1 | 27 | 657 | 614 |
| 824 | brewing | 1 | 27 | 443 | 347 |
| 831 | Systems Engineering | 3 | 26 | 2257 | 2875 |
| 831 | Journalism | 2 | 26 | 625 | 581 |
| 831 | Forest Ecology | 1 | 26 | 1605 | 1736 |
| 831 | Functional Genomics | 1 | 26 | 535 | 736 |
| 831 | Paleogeography | 2 | 26 | 1092 | 1465 |
| 831 | Energy Harvesting | 1 | 26 | 759 | 1007 |
| 831 | Neuromuscular diseases | 2 | 26 | 786 | 1110 |
| 831 | Random graphs | 1 | 26 | 249 | 192 |
| 831 | Teaching | 4 | 26 | 1409 | 2106 |
| 840 | Teratology | 1 | 25 | 486 | 575 |
| 840 | Heat Exchangers | 1 | 25 | 1977 | 2160 |
| 840 | physical therapy techniques | 1 | 25 | 272 | 216 |
| 840 | Feasibility studies | 1 | 25 | 551 | 355 |
| 840 | Mutagenesis | 3 | 25 | 463 | 934 |
| 840 | abnormalities | 1 | 25 | 322 | 393 |
| 840 | biological invasions | 1 | 25 | 1031 | 1121 |
| 840 | kidney | 1 | 25 | 151 | 182 |
| 840 | sex crimes | 4 | 25 | 528 | 1023 |
| 849 | Computer Graphics | 2 | 24 | 2131 | 2522 |
| 849 | Visual Communication | 2 | 24 | 626 | 764 |
| 849 | Radiation Protection | 6 | 24 | 424 | 802 |
| 849 | radiation monitoring | 6 | 24 | 372 | 759 |
| 849 | Bifurcation Theory | 1 | 24 | 499 | 437 |
| 849 | Image enhancement | 2 | 24 | 493 | 690 |
| 849 | Socioeconomic Factors | 3 | 24 | 796 | 1643 |
| 849 | Health insurance | 2 | 24 | 583 | 817 |
| 849 | Echocardiography | 2 | 24 | 134 | 228 |
| 849 | Plant diseases | 2 | 24 | 2240 | 2614 |
| 849 | health planning | 5 | 24 | 1745 | 3301 |
| 860 | health services accessibility | 3 | 23 | 1032 | 1690 |
| 860 | landscapes | 1 | 23 | 400 | 374 |
| 860 | water reuse | 1 | 23 | 664 | 718 |
| 860 | Radiation dosimetry | 5 | 23 | 334 | 623 |
| 860 | Plasma devices | 1 | 23 | 551 | 567 |
| 865 | Hemophilia | 1 | 22 | 742 | 721 |
| 865 | Environmental risk assessment | 2 | 22 | 594 | 824 |
| 865 | environmental control | 2 | 22 | 320 | 531 |
| 865 | Trace elements | 2 | 22 | 377 | 763 |
| 865 | Muscle contraction | 3 | 22 | 321 | 363 |
| 870 | Cochlear Implants | 1 | 21 | 191 | 160 |
| 870 | Econometrics | 2 | 21 | 1646 | 1770 |
| 870 | nuclear magnetic resonance | 4 | 21 | 955 | 1513 |
| 870 | Evolutionary Computation | 3 | 21 | 460 | 1016 |
| 870 | nuclear magnetic resonance spectroscopy | 3 | 21 | 757 | 1070 |
| 870 | water supply | 1 | 21 | 1511 | 1739 |
| 870 | Antibodies | 3 | 21 | 715 | 1278 |
| 870 | Antigens | 3 | 21 | 939 | 1573 |
| 870 | child abuse | 3 | 21 | 819 | 1531 |
| 870 | NMR | 3 | 21 | 535 | 800 |
| 870 | magnetic resonance | 3 | 21 | 552 | 822 |
| 881 | Economic Development | 2 | 20 | 1989 | 2723 |
| 881 | Morphogenesis | 1 | 20 | 163 | 279 |
| 881 | Oncogenes | 2 | 20 | 1405 | 2356 |
| 881 | Organogenesis | 1 | 20 | 99 | 207 |
| 881 | Electroconvulsive therapy | 4 | 20 | 71 | 214 |
| 881 | textile fibers | 1 | 20 | 850 | 740 |
| 881 | Development | 2 | 20 | 1005 | 1624 |
| 881 | Economic Assistance | 2 | 20 | 864 | 1477 |
| 881 | world | 2 | 20 | 921 | 1680 |
| 881 | cycles | 1 | 20 | 326 | 218 |
| 881 | packaging | 1 | 20 | 287 | 323 |
| 892 | Materials Engineering | 2 | 19 | 994 | 1260 |
| 892 | Hydrology | 4 | 19 | 2239 | 3666 |
| 892 | Cartography | 2 | 19 | 620 | 683 |
| 892 | Neuroimaging | 2 | 19 | 397 | 549 |
| 892 | Nuclear Chemistry | 4 | 19 | 1012 | 1536 |
| 892 | Radiochemistry | 4 | 19 | 935 | 1422 |
| 892 | dual diagnosis | 1 | 19 | 227 | 197 |
| 892 | air quality | 2 | 19 | 335 | 615 |
| 892 | Mechanics | 2 | 19 | 1564 | 1737 |
| 892 | mental processes | 2 | 19 | 468 | 596 |
| 892 | Fuzzy systems | 2 | 19 | 1995 | 2252 |
| 903 | School Psychology | 1 | 18 | 747 | 867 |
| 903 | Process Control | 2 | 18 | 1120 | 1863 |
| 903 | Conservation Biology | 2 | 18 | 1462 | 2136 |
| 903 | Educational Psychology | 1 | 18 | 2049 | 2130 |
| 903 | Oral Pathology | 3 | 18 | 76 | 258 |
| 903 | Topology | 1 | 18 | 448 | 361 |
| 903 | Cross-Cultural Studies | 3 | 18 | 771 | 1399 |
| 903 | soil microbiology | 3 | 18 | 1519 | 2938 |
| 903 | Beetles | 1 | 18 | 281 | 137 |
| 903 | Foodborne diseases | 1 | 18 | 502 | 610 |
| 903 | Yeast | 1 | 18 | 751 | 923 |
| 903 | pharmaceutical industry | 2 | 18 | 802 | 1222 |
| 903 | Brain damage | 2 | 18 | 545 | 966 |
| 916 | Philosophy | 8 | 17 | 903 | 1271 |
| 916 | Geriatric Nursing | 1 | 17 | 1021 | 891 |
| 916 | Radiation Oncology | 1 | 17 | 713 | 867 |
| 916 | Sedimentology | 2 | 17 | 776 | 1221 |
| 916 | Remote Sensing | 2 | 17 | 1947 | 2200 |
| 916 | Bioacoustics | 1 | 17 | 196 | 225 |
| 916 | Marine biodiversity | 4 | 17 | 162 | 368 |
| 916 | Antiviral agents | 1 | 17 | 583 | 758 |
| 916 | Fixed Point Theory | 4 | 17 | 165 | 315 |
| 916 | Genetic markers | 2 | 17 | 396 | 743 |
| 916 | commerce | 3 | 17 | 1580 | 2411 |
| 916 | tomography | 2 | 17 | 531 | 659 |
| 928 | Early Childhood Education | 1 | 16 | 931 | 932 |
| 928 | Dialysis | 1 | 16 | 272 | 196 |
| 928 | Cell migration | 1 | 16 | 228 | 395 |
| 928 | Emergency Medicine | 4 | 16 | 1270 | 2268 |
| 928 | Kidney transplantation | 1 | 16 | 151 | 160 |
| 928 | Geodesy | 1 | 16 | 1396 | 1440 |
| 928 | women's rights | 1 | 16 | 367 | 442 |
| 928 | Cell adhesion | 1 | 16 | 368 | 520 |
| 928 | cell movement | 1 | 16 | 454 | 661 |
| 928 | men | 2 | 16 | 393 | 707 |
| 928 | allied health | 5 | 16 | 190 | 654 |
| 928 | Breeding | 2 | 16 | 1475 | 2125 |
| 940 | Public Relations | 1 | 15 | 776 | 812 |
| 940 | Ethics | 1 | 15 | 1631 | 1700 |
| 940 | Engineering Mathematics | 2 | 15 | 2266 | 2626 |
| 940 | Requirements Engineering | 1 | 15 | 153 | 252 |
| 940 | Fuzzy Logic | 1 | 15 | 140 | 210 |
| 940 | Rheology | 2 | 15 | 779 | 1146 |
| 940 | Medical Ethics | 2 | 15 | 1454 | 1926 |
| 940 | Fuzzy Sets | 1 | 15 | 140 | 210 |
| 940 | Immunochemistry | 2 | 15 | 1363 | 2020 |
| 940 | Paleobiogeography | 1 | 15 | 147 | 157 |
| 940 | Food texture | 2 | 15 | 240 | 479 |
| 940 | monitoring | 2 | 15 | 381 | 607 |
| 940 | X-rays | 1 | 15 | 1154 | 1139 |
| 940 | Fuzzy algorithms | 1 | 15 | 140 | 210 |
| 940 | Decision making | 1 | 15 | 2515 | 2765 |
| 955 | Mathematics Education | 1 | 14 | 755 | 660 |
| 955 | Highway Engineering | 1 | 14 | 692 | 802 |
| 955 | Digital Media | 1 | 14 | 379 | 438 |
| 955 | Restoration Ecology | 1 | 14 | 817 | 1000 |
| 955 | Thin Films | 2 | 14 | 774 | 1103 |
| 955 | Semiconductors | 3 | 14 | 2272 | 3193 |
| 955 | Environmental Geochemistry | 2 | 14 | 757 | 1340 |
| 955 | Homeostasis | 1 | 14 | 776 | 1303 |
| 955 | Ferroelectricity | 5 | 14 | 877 | 1596 |
| 955 | Plant breeding | 1 | 14 | 1393 | 1644 |
| 955 | teratogenic agents | 2 | 14 | 297 | 603 |
| 955 | Safety management | 1 | 14 | 1237 | 1318 |
| 955 | Online journalism | 1 | 14 | 210 | 320 |
| 955 | Minerals | 2 | 14 | 1055 | 1683 |
| 955 | eugenics | 1 | 14 | 1081 | 1340 |
| 970 | Musicology | 1 | 13 | 394 | 341 |
| 970 | Robotics | 2 | 13 | 2113 | 2919 |
| 970 | Ecological Engineering | 1 | 13 | 1174 | 1666 |
| 970 | Ceramics | 1 | 13 | 2445 | 2502 |
| 970 | Popular culture | 1 | 13 | 865 | 613 |
| 970 | Metastasis | 1 | 13 | 404 | 768 |
| 970 | Mass Media | 1 | 13 | 1270 | 1005 |
| 970 | Fluorescence spectroscopy | 3 | 13 | 284 | 678 |
| 970 | Cardiopulmonary Resuscitation | 2 | 13 | 264 | 300 |
| 970 | international trade | 1 | 13 | 1289 | 1315 |
| 970 | cardiac arrest | 2 | 13 | 264 | 300 |
| 970 | exobiology | 1 | 13 | 509 | 711 |
| 970 | Glass | 1 | 13 | 1808 | 2140 |
| 970 | pottery | 1 | 13 | 1736 | 2058 |
| 970 | Culture | 3 | 13 | 1053 | 1594 |
| 970 | Marine algae | 1 | 13 | 250 | 352 |
| 986 | Climatology | 1 | 12 | 2628 | 3118 |
| 986 | Internet of Things | 1 | 12 | 1675 | 1945 |
| 986 | Palynology | 1 | 12 | 488 | 542 |
| 986 | Measurement | 2 | 12 | 1785 | 2618 |
| 986 | Immunohistochemistry | 2 | 12 | 253 | 418 |
| 986 | Biomarkers | 1 | 12 | 925 | 1197 |
| 986 | Probiotics | 2 | 12 | 231 | 652 |
| 986 | Telecommunication | 1 | 12 | 3959 | 4028 |
| 986 | weather forecasting | 1 | 12 | 384 | 558 |
| 986 | Hazardous waste | 2 | 12 | 1239 | 2331 |
| 986 | catalytic activity | 1 | 12 | 986 | 1268 |
| 986 | finance | 2 | 12 | 2645 | 3264 |
| 986 | Growth factors | 1 | 12 | 589 | 974 |
| 986 | Cytokine | 1 | 12 | 792 | 1168 |
| 986 | Animal | 1 | 12 | 310 | 453 |