| 1 | Medicine | 866 | 19.7K | 368 | 590 |
| 2 | Biochemistry | 697 | 18.8K | 543 | 686 |
| 3 | Nutrition | 650 | 17.7K | 37 | 124 |
| 4 | Pharmacology | 641 | 16.5K | 168 | 248 |
| 5 | Molecular Biology | 693 | 16.0K | 371 | 650 |
| 6 | Cell Biology | 366 | 14.6K | 213 | 369 |
| 7 | Physiology | 355 | 14.0K | 207 | 224 |
| 8 | Research | 577 | 12.5K | 405 | 573 |
| 9 | Oncology | 197 | 11.0K | 87 | 163 |
| 10 | Biology | 346 | 10.5K | 669 | 1,056 |
| 11 | Toxicology | 314 | 9.5K | 184 | 256 |
| 12 | cell physiology | 131 | 8.2K | 77 | 86 |
| 13 | Cytology | 253 | 7.9K | 343 | 547 |
| 14 | Science | 293 | 7.8K | 801 | 1,310 |
| 15 | Neurology | 370 | 7.8K | 399 | 645 |
| 16 | Public Health | 365 | 7.5K | 252 | 423 |
| 17 | Biotechnology | 198 | 6.9K | 512 | 684 |
| 18 | Microbiology | 204 | 6.4K | 667 | 824 |
| 19 | Chemistry | 178 | 6.3K | 1,492 | 1,470 |
| 20 | Metabolic diseases | 271 | 6.3K | 101 | 270 |
| 21 | Diet | 209 | 6.1K | 72 | 191 |
| 22 | Food | 170 | 5.7K | 141 | 182 |
| 23 | Chemical Engineering | 52 | 5.6K | 1,255 | 631 |
| 24 | Environmental Health | 204 | 5.6K | 382 | 612 |
| 25 | Diabetes mellitus | 262 | 5.6K | 50 | 204 |
| 26 | Diabetes | 262 | 5.5K | 69 | 222 |
| 27 | complementary therapies | 196 | 5.1K | 12 | 10 |
| 28 | food technology | 115 | 5.0K | 207 | 157 |
| 29 | Endocrinology | 152 | 5.0K | 301 | 410 |
| 30 | Alternative Medicine | 180 | 5.0K | 11 | 8 |
| 31 | Biocompatible Materials | 93 | 4.9K | 622 | 622 |
| 32 | Biophysics | 148 | 4.9K | 780 | 791 |
| 33 | Metabolism | 151 | 4.8K | 258 | 395 |
| 34 | Epidemiology | 212 | 4.7K | 229 | 339 |
| 35 | Biochemical Engineering | 47 | 4.5K | 760 | 574 |
| 36 | Analytical Chemistry | 108 | 4.1K | 712 | 619 |
| 37 | Pollution | 112 | 4.0K | 760 | 955 |
| 38 | Biomedical Engineering | 130 | 3.7K | 590 | 649 |
| 39 | Neurophysiology | 150 | 3.6K | 306 | 505 |
| 40 | Cancer | 154 | 3.6K | 320 | 539 |
| 41 | Brain | 161 | 3.5K | 244 | 440 |
| 42 | Immunology | 150 | 3.5K | 361 | 567 |
| 43 | Bioengineering | 84 | 3.4K | 642 | 742 |
| 44 | Neurochemistry | 132 | 3.1K | 228 | 378 |
| 45 | Ecology | 71 | 3.1K | 1,261 | 1,313 |
| 46 | Immunotherapy | 116 | 3.0K | 105 | 251 |
| 47 | Nanotechnology | 76 | 3.0K | 1,043 | 1,060 |
| 48 | Oxidative stress | 33 | 2.9K | 66 | 46 |
| 49 | Immunopharmacology | 113 | 2.8K | 43 | 45 |
| 50 | cytokines | 108 | 2.7K | 42 | 68 |
| 51 | Neuropsychology | 115 | 2.6K | 219 | 331 |
| 52 | Nursing | 109 | 2.6K | 104 | 93 |
| 53 | environmental pollution | 48 | 2.6K | 1,050 | 880 |
| 54 | Cellular senescence | 26 | 2.4K | 6 | 11 |
| 55 | Genetic engineering | 99 | 2.3K | 127 | 314 |
| 56 | Obstetrics | 104 | 2.2K | 249 | 316 |
| 57 | drug therapy | 102 | 2.2K | 238 | 328 |
| 58 | Parasitology | 100 | 2.1K | 167 | 235 |
| 59 | Recombinant DNA | 101 | 2.1K | 41 | 142 |
| 60 | Pharmaceutical Chemistry | 85 | 2.1K | 579 | 719 |
| 60 | Drug delivery systems | 88 | 2.1K | 60 | 220 |
| 62 | biological factors | 59 | 2.0K | 177 | 217 |
| 63 | Physics | 41 | 2.0K | 2,796 | 2,503 |
| 64 | Molecular cloning | 99 | 2.0K | 32 | 120 |
| 65 | Genetic recombination | 98 | 2.0K | 30 | 118 |
| 66 | Medical Microbiology | 47 | 2.0K | 435 | 478 |
| 67 | Cardiovascular diseases | 94 | 1.9K | 141 | 234 |
| 67 | Reproduction | 63 | 1.9K | 370 | 363 |
| 69 | Environment | 55 | 1.9K | 1,058 | 1,469 |
| 70 | Ophthalmology | 148 | 1.9K | 122 | 310 |
| 71 | Polymers | 83 | 1.9K | 924 | 982 |
| 72 | Psychiatry | 115 | 1.8K | 533 | 893 |
| 73 | Environmental monitoring | 46 | 1.8K | 832 | 899 |
| 74 | Clinical Chemistry | 62 | 1.8K | 452 | 529 |
| 75 | Psychophysiology | 77 | 1.8K | 505 | 687 |
| 76 | Behavior | 76 | 1.7K | 510 | 801 |
| 77 | Nanoparticles | 39 | 1.7K | 343 | 300 |
| 78 | Nervous system | 97 | 1.7K | 279 | 562 |
| 79 | environmental protection | 44 | 1.7K | 728 | 736 |
| 80 | Colloids | 30 | 1.6K | 1,324 | 1,040 |
| 81 | cell interaction | 29 | 1.6K | 175 | 109 |
| 82 | Inflammation | 50 | 1.6K | 70 | 161 |
| 83 | Environmental Management | 15 | 1.6K | 1,309 | 738 |
| 84 | Quality Control | 39 | 1.6K | 218 | 163 |
| 85 | Food Microbiology | 18 | 1.5K | 381 | 227 |
| 86 | Engineering | 71 | 1.5K | 668 | 666 |
| 87 | Dermatology | 131 | 1.5K | 125 | 300 |
| 88 | Human genetics | 16 | 1.5K | 762 | 952 |
| 89 | Stem cells | 35 | 1.5K | 308 | 316 |
| 90 | Metabolic syndrome | 56 | 1.5K | 6 | 6 |
| 91 | Obesity | 60 | 1.5K | 300 | 454 |
| 91 | Aging | 46 | 1.5K | 562 | 549 |
| 93 | Child | 64 | 1.4K | 324 | 392 |
| 94 | Geriatrics | 69 | 1.4K | 439 | 532 |
| 95 | Tropical Medicine | 51 | 1.4K | 203 | 182 |
| 96 | Cell communication | 22 | 1.4K | 61 | 44 |
| 97 | Medical Ethics | 43 | 1.4K | 162 | 79 |
| 98 | Immunopathology | 37 | 1.4K | 256 | 239 |
| 99 | food handling | 39 | 1.4K | 72 | 89 |
| 100 | Medical genetics | 49 | 1.4K | 546 | 762 |
| 101 | drug development | 65 | 1.3K | 50 | 279 |
| 102 | Primary health care | 67 | 1.3K | 198 | 248 |
| 103 | infection | 27 | 1.3K | 422 | 372 |
| 104 | Adolescent | 63 | 1.3K | 283 | 376 |
| 105 | Clinical Immunology | 31 | 1.2K | 234 | 203 |
| 106 | Mental Disorders | 72 | 1.2K | 402 | 756 |
| 107 | Environmental Engineering | 41 | 1.2K | 872 | 1,022 |
| 108 | Food additives | 21 | 1.2K | 273 | 224 |
| 109 | pain | 24 | 1.2K | 395 | 361 |
| 110 | Clinical Pharmacology | 38 | 1.1K | 216 | 211 |
| 111 | Virology | 70 | 1.1K | 492 | 1,020 |
| 112 | Drug design | 48 | 1.1K | 139 | 261 |
| 113 | Emergency Medicine | 70 | 1.1K | 146 | 192 |
| 114 | Hormones | 41 | 1.1K | 223 | 309 |
| 115 | Parenteral nutrition | 40 | 1.1K | 144 | 257 |
| 116 | Environmental Policy | 15 | 1.1K | 1,395 | 1,056 |
| 116 | Bioethics | 29 | 1.1K | 186 | 79 |
| 118 | Genetics | 96 | 1.1K | 484 | 1,136 |
| 119 | Toxins | 47 | 1.1K | 45 | 83 |
| 120 | Enteral nutrition | 37 | 1.1K | 89 | 207 |
| 121 | Industrial Microbiology | 31 | 1.1K | 411 | 538 |
| 122 | polymerization | 39 | 1.1K | 1,194 | 1,110 |
| 123 | Evidence-Based Medicine | 31 | 1.1K | 80 | 55 |
| 124 | human behavior | 41 | 1.0K | 543 | 866 |
| 125 | Oral Medicine | 76 | 1.0K | 17 | 28 |
| 126 | medical education | 67 | 1.0K | 240 | 339 |
| 127 | Bioorganic chemistry | 28 | 1.0K | 914 | 818 |
| 127 | Parasitic Diseases | 39 | 1.0K | 345 | 425 |
| 129 | nursing ethics | 24 | 1.0K | 10 | 8 |
| 130 | Pathology | 46 | 1.0K | 442 | 607 |
| 131 | diseases | 50 | 1.0K | 5 | 313 |
| 132 | Evolutionary Genetics | 31 | 1.0K | 33 | 38 |
| 132 | Molecular Epidemiology | 31 | 1.0K | 33 | 38 |
| 134 | biochemical markers | 33 | 997 | 31 | 23 |
| 135 | Multiple sclerosis | 68 | 967 | 13 | 24 |
| 136 | Medical Technology | 22 | 956 | 389 | 284 |
| 136 | Anti-inflammatory agents | 33 | 956 | 10 | 15 |
| 138 | Health Services Research | 49 | 942 | 249 | 342 |
| 139 | Pharmacognosy | 28 | 934 | 478 | 538 |
| 139 | Liver diseases | 47 | 934 | 269 | 557 |
| 141 | Infections | 28 | 917 | 235 | 363 |
| 142 | viruses | 29 | 910 | 368 | 498 |
| 143 | Gastrointestinal diseases | 46 | 908 | 22 | 43 |
| 144 | Surface Chemistry | 24 | 906 | 1,502 | 1,378 |
| 145 | Materials | 35 | 901 | 1,990 | 2,026 |
| 146 | Orthopedics | 36 | 896 | 347 | 377 |
| 147 | Embryology | 21 | 892 | 499 | 527 |
| 148 | Medicinal plants | 24 | 888 | 298 | 372 |
| 149 | drug resistance | 24 | 879 | 71 | 97 |
| 150 | Health | 73 | 871 | 243 | 497 |
| 151 | Pharmacy | 38 | 855 | 442 | 550 |
| 152 | Organometallic chemistry | 22 | 852 | 701 | 337 |
| 153 | Natural history | 5 | 850 | 2,386 | 1,996 |
| 153 | rehabilitation | 41 | 850 | 407 | 577 |
| 155 | Pediatrics | 67 | 843 | 345 | 721 |
| 156 | Materials Science | 26 | 839 | 1,666 | 1,598 |
| 157 | hydrocolloids | 9 | 832 | 301 | 242 |
| 158 | Biosensors | 9 | 829 | 708 | 514 |
| 158 | Bioelectronics | 9 | 829 | 593 | 438 |
| 160 | Laser therapy | 85 | 822 | 6 | 21 |
| 161 | Hypertension | 28 | 812 | 443 | 666 |
| 161 | Biomarkers | 25 | 812 | 25 | 21 |
| 161 | Technology | 21 | 812 | 1,409 | 1,067 |
| 164 | Pregnancy | 46 | 787 | 73 | 139 |
| 165 | Psychology | 64 | 783 | 949 | 1,393 |
| 166 | Rheumatology | 22 | 782 | 321 | 386 |
| 167 | Europe | 33 | 777 | 814 | 778 |
| 168 | drugs | 45 | 775 | 339 | 531 |
| 169 | Histology | 35 | 763 | 424 | 599 |
| 169 | Women's health | 62 | 763 | 95 | 212 |
| 171 | Water quality management | 30 | 762 | 385 | 375 |
| 172 | Developmental Biology | 25 | 755 | 579 | 779 |
| 173 | Parasites | 58 | 750 | 134 | 361 |
| 174 | health services | 54 | 741 | 117 | 220 |
| 175 | Water pollution | 24 | 711 | 932 | 1,112 |
| 175 | Middle East | 49 | 711 | 76 | 87 |
| 177 | Ultrasonics | 9 | 707 | 639 | 364 |
| 177 | Sonochemistry | 9 | 707 | 261 | 184 |
| 179 | Hematology | 42 | 705 | 606 | 808 |
| 180 | drug evaluation | 33 | 700 | 182 | 278 |
| 181 | Infertility | 7 | 685 | 502 | 332 |
| 181 | fertility | 7 | 685 | 548 | 354 |
| 183 | Medical Laboratory Science | 25 | 676 | 581 | 795 |
| 184 | Environmental Chemistry | 40 | 663 | 337 | 906 |
| 185 | energy conservation | 22 | 659 | 595 | 889 |
| 186 | Lipids | 22 | 652 | 342 | 473 |
| 187 | Quality of life | 24 | 648 | 322 | 452 |
| 188 | Organic Chemistry | 19 | 647 | 1,389 | 1,183 |
| 189 | dietary supplements | 27 | 641 | 85 | 162 |
| 190 | Environmental pollutants | 21 | 638 | 701 | 806 |
| 191 | Urology | 42 | 635 | 349 | 521 |
| 192 | Substance Abuse | 45 | 630 | 250 | 422 |
| 193 | Nitric oxide | 17 | 628 | 16 | 23 |
| 194 | Bacterial infections | 13 | 625 | 270 | 357 |
| 195 | Neurobiology | 26 | 619 | 524 | 755 |
| 196 | Immunity | 35 | 605 | 451 | 919 |
| 197 | Safety management | 30 | 603 | 26 | 32 |
| 198 | Orthopedic Surgery | 18 | 599 | 213 | 194 |
| 199 | proteins | 39 | 595 | 421 | 675 |
| 200 | United States | 33 | 588 | 1,420 | 1,626 |
| 201 | alcoholism | 27 | 585 | 390 | 508 |
| 202 | Exercise therapy | 52 | 575 | 6 | 24 |
| 203 | Cardiovascular system | 17 | 572 | 541 | 780 |
| 204 | Microbial Biotechnology | 14 | 569 | 251 | 211 |
| 205 | Pharmaceutical Technology | 27 | 563 | 371 | 559 |
| 206 | Diagnostic Imaging | 33 | 554 | 412 | 606 |
| 207 | Environmental Toxicology | 18 | 550 | 865 | 1,051 |
| 208 | arthritis | 3 | 546 | 871 | 529 |
| 209 | Surface-Active Agents | 13 | 544 | 380 | 381 |
| 209 | Surface properties | 13 | 544 | 417 | 428 |
| 211 | Cell differentiation | 8 | 534 | 833 | 794 |
| 212 | Medical Oncology | 37 | 527 | 356 | 668 |
| 213 | Ethnology | 19 | 521 | 434 | 267 |
| 214 | Diagnostic microbiology | 5 | 520 | 761 | 618 |
| 215 | Menopause | 14 | 516 | 77 | 62 |
| 216 | Neurotoxicology | 25 | 513 | 56 | 161 |
| 217 | Vaccines | 24 | 511 | 457 | 582 |
| 218 | Pharmacogenetics | 15 | 507 | 301 | 329 |
| 219 | Asia | 40 | 506 | 456 | 643 |
| 220 | China | 12 | 504 | 1,419 | 882 |
| 221 | Probiotics | 24 | 502 | 6 | 18 |
| 222 | Dentistry | 53 | 493 | 86 | 156 |
| 223 | Genetic therapy | 16 | 486 | 363 | 449 |
| 224 | nanoscience | 10 | 485 | 1,625 | 1,431 |
| 225 | Herbal medicine | 27 | 483 | 98 | 237 |
| 226 | Artificial Organs | 19 | 480 | 163 | 137 |
| 226 | Immunochemistry | 30 | 480 | 147 | 273 |
| 228 | Photochemistry | 25 | 477 | 432 | 632 |
| 229 | food contamination | 29 | 466 | 112 | 195 |
| 230 | Clinical Biochemistry | 22 | 465 | 297 | 385 |
| 231 | Health Policy | 29 | 464 | 570 | 761 |
| 232 | gene therapy | 15 | 460 | 360 | 469 |
| 233 | environmental exposure | 12 | 458 | 864 | 823 |
| 234 | Therapeutics | 21 | 457 | 529 | 714 |
| 235 | Developing countries | 37 | 456 | 440 | 837 |
| 236 | industrial hygiene | 40 | 455 | 95 | 135 |
| 237 | pollutants | 13 | 449 | 793 | 884 |
| 238 | Phytotherapy | 25 | 444 | 46 | 153 |
| 239 | Research Design | 7 | 442 | 682 | 473 |
| 240 | Psychopharmacology | 23 | 440 | 454 | 699 |
| 241 | Cell metabolism | 26 | 436 | 96 | 512 |
| 242 | Neurosurgery | 35 | 435 | 163 | 396 |
| 243 | Waste management | 15 | 432 | 493 | 390 |
| 244 | Genomics | 63 | 430 | 497 | 1,339 |
| 245 | Industrial Safety | 36 | 425 | 149 | 389 |
| 246 | Allergy | 16 | 424 | 408 | 661 |
| 247 | Socioeconomic Factors | 9 | 421 | 350 | 248 |
| 248 | Water Purification | 14 | 411 | 417 | 318 |
| 249 | risk factors | 7 | 410 | 377 | 268 |
| 250 | Chemotherapy | 22 | 409 | 372 | 502 |
| 251 | Cell survival | 5 | 405 | 105 | 47 |
| 251 | molecular chaperones | 5 | 405 | 125 | 47 |
| 253 | environmental indicators | 4 | 404 | 1,001 | 596 |
| 254 | radioactive waste | 3 | 403 | 819 | 499 |
| 254 | industrial waste | 3 | 403 | 851 | 500 |
| 254 | Hazardous waste | 3 | 403 | 956 | 523 |
| 257 | Mental illness | 24 | 399 | 546 | 957 |
| 258 | Travel | 4 | 398 | 628 | 193 |
| 259 | Critical Care Medicine | 16 | 397 | 514 | 774 |
| 260 | preimplantation genetic diagnosis | 12 | 390 | 137 | 107 |
| 260 | embryo transfer | 12 | 390 | 150 | 115 |
| 260 | Genetic regulation | 8 | 390 | 577 | 556 |
| 260 | Plastics | 29 | 390 | 385 | 606 |
| 264 | Mutagenesis | 15 | 388 | 65 | 79 |
| 265 | Information Science | 6 | 386 | 1,849 | 1,243 |
| 266 | Sports Medicine | 26 | 385 | 796 | 990 |
| 267 | Dietetics | 18 | 384 | 197 | 233 |
| 268 | Cognitive Science | 9 | 383 | 849 | 780 |
| 269 | Medical Physics | 20 | 378 | 562 | 733 |
| 270 | epilepsy | 25 | 376 | 192 | 321 |
| 270 | carcinogens | 16 | 376 | 285 | 457 |
| 272 | Food Preservation | 24 | 373 | 115 | 143 |
| 273 | Apoptosis | 19 | 368 | 23 | 59 |
| 273 | neurotoxins | 19 | 368 | 23 | 59 |
| 273 | Neurotoxic agents | 19 | 368 | 23 | 59 |
| 273 | Nerve regeneration | 19 | 368 | 23 | 59 |
| 277 | monoclonal antibodies | 57 | 367 | 1 | 41 |
| 278 | Water | 16 | 366 | 1,044 | 1,496 |
| 279 | Animal Behavior | 8 | 365 | 1,108 | 1,041 |
| 280 | Decision making | 26 | 363 | 338 | 613 |
| 281 | teratogenic agents | 14 | 362 | 21 | 12 |
| 282 | Nutrition physiology | 22 | 359 | 146 | 344 |
| 283 | Botany | 4 | 357 | 2,935 | 1,961 |
| 283 | Health Services Administration | 25 | 357 | 193 | 365 |
| 285 | Medical innovations | 6 | 349 | 559 | 684 |
| 286 | Geriatric Oncology | 19 | 348 | 121 | 227 |
| 286 | natural products | 20 | 348 | 593 | 708 |
| 288 | pharmaceutical industry | 18 | 346 | 91 | 135 |
| 289 | drug addiction | 13 | 345 | 471 | 561 |
| 290 | Occupational Therapy | 40 | 343 | 145 | 203 |
| 291 | Nanochemistry | 9 | 342 | 646 | 413 |
| 292 | Nuclear Medicine | 24 | 341 | 249 | 393 |
| 293 | Electrochemistry | 12 | 339 | 2,098 | 1,807 |
| 294 | Occupational Health | 35 | 335 | 156 | 330 |
| 295 | Radiobiology | 17 | 333 | 456 | 586 |
| 296 | Global Health | 20 | 328 | 242 | 296 |
| 297 | actuators | 9 | 327 | 1,318 | 1,263 |
| 297 | transducers | 9 | 327 | 1,318 | 1,263 |
| 297 | Disease | 3 | 327 | 314 | 455 |
| 300 | Nanostructured Materials | 9 | 324 | 1,819 | 1,750 |
| 300 | Freeze-Drying | 9 | 324 | 126 | 96 |
| 300 | Hypothermia | 9 | 324 | 126 | 96 |
| 300 | Freeze Drying | 9 | 324 | 126 | 96 |
| 304 | pain management | 12 | 321 | 215 | 233 |
| 305 | Neuroanatomy | 25 | 319 | 5 | 68 |
| 305 | Kidney diseases | 21 | 319 | 213 | 407 |
| 307 | Sociology | 9 | 318 | 1,719 | 1,322 |
| 308 | Critical Care | 14 | 317 | 557 | 871 |
| 309 | Hydrology | 14 | 313 | 1,089 | 1,201 |
| 309 | Ethics | 13 | 313 | 352 | 287 |
| 309 | Water Microbiology | 14 | 313 | 59 | 137 |
| 312 | Reproductive health | 22 | 309 | 163 | 293 |
| 313 | Randomized Controlled Trials | 30 | 307 | 192 | 301 |
| 314 | toxicity testing | 6 | 306 | 356 | 212 |
| 315 | Smoking | 12 | 304 | 305 | 408 |
| 316 | Eating Disorders | 18 | 300 | 281 | 407 |
| 316 | Feeding and Eating Disorders | 18 | 300 | 266 | 386 |
| 318 | free radicals | 7 | 298 | 811 | 901 |
| 319 | Radiology | 24 | 297 | 360 | 491 |
| 319 | Emergency Medical Services | 18 | 297 | 140 | 173 |
| 321 | poverty | 2 | 295 | 551 | 111 |
| 321 | healthcare disparities | 2 | 295 | 621 | 174 |
| 323 | Carcinogenesis | 12 | 292 | 367 | 534 |
| 323 | drug abuse | 13 | 292 | 224 | 245 |
| 325 | Catalysis | 7 | 291 | 2,290 | 2,175 |
| 325 | peptides | 18 | 291 | 158 | 214 |
| 327 | Food Safety | 19 | 288 | 19 | 41 |
| 328 | ovary | 12 | 286 | 38 | 48 |
| 329 | Analytical Biochemistry | 12 | 285 | 792 | 822 |
| 329 | Photobiology | 9 | 285 | 715 | 665 |
| 329 | Chemical analysis | 4 | 285 | 966 | 598 |
| 332 | Surgery | 31 | 281 | 413 | 1,016 |
| 332 | Business | 1 | 281 | 2,975 | 1,441 |
| 332 | Recycling | 1 | 281 | 1,046 | 540 |
| 335 | Brain damage | 11 | 279 | 125 | 175 |
| 336 | Respiration | 16 | 278 | 562 | 803 |
| 337 | Digestive system diseases | 15 | 274 | 362 | 453 |
| 338 | Histochemistry | 20 | 268 | 305 | 495 |
| 338 | cloning | 2 | 268 | 651 | 467 |
| 340 | older people | 33 | 264 | 362 | 551 |
| 341 | Public Policy | 13 | 262 | 745 | 921 |
| 341 | Signal Transduction | 19 | 262 | 477 | 940 |
| 343 | Australia | 14 | 261 | 708 | 743 |
| 344 | Chromatographic analysis | 16 | 258 | 726 | 828 |
| 345 | Ecological Engineering | 2 | 257 | 795 | 413 |
| 345 | Educational Technology | 10 | 257 | 818 | 861 |
| 347 | Antibacterial agents | 5 | 255 | 441 | 363 |
| 348 | Mental Health | 19 | 254 | 501 | 750 |
| 348 | Immunotoxicology | 8 | 254 | 98 | 56 |
| 350 | Molecular Imaging | 7 | 252 | 354 | 375 |
| 351 | Bacteriology | 3 | 251 | 1,596 | 1,214 |
| 351 | Health Risk Assessment | 8 | 251 | 146 | 116 |
| 353 | Information Systems | 10 | 250 | 670 | 710 |
| 354 | Computational Biology | 16 | 249 | 964 | 1,401 |
| 354 | Integrative Medicine | 26 | 249 | 41 | 54 |
| 356 | Exercise | 11 | 248 | 719 | 723 |
| 357 | Zeolites | 2 | 246 | 1,129 | 612 |
| 358 | Health Education | 24 | 245 | 556 | 874 |
| 359 | Transplantation | 7 | 244 | 565 | 623 |
| 360 | Sleep | 21 | 242 | 462 | 767 |
| 361 | Green Chemistry | 3 | 239 | 1,632 | 1,352 |
| 361 | Risk assessment | 5 | 239 | 421 | 188 |
| 363 | Biomechanics | 9 | 238 | 685 | 730 |
| 364 | Trace elements | 4 | 237 | 209 | 153 |
| 365 | software | 8 | 236 | 570 | 689 |
| 366 | Sleep Disorders | 18 | 235 | 514 | 772 |
| 367 | Biopharmaceutics | 13 | 234 | 422 | 697 |
| 368 | Nanomedicine | 3 | 232 | 215 | 118 |
| 368 | Religion and Psychology | 22 | 232 | 49 | 129 |
| 370 | Histocompatibility Testing | 14 | 231 | 123 | 203 |
| 371 | Chromatography | 12 | 230 | 735 | 798 |
| 372 | Obsessive-Compulsive Disorder | 7 | 227 | 43 | 37 |
| 373 | women | 11 | 225 | 343 | 235 |
| 374 | sexual behavior | 10 | 224 | 293 | 380 |
| 375 | biomedicine | 8 | 223 | 197 | 275 |
| 376 | Nanostructures | 11 | 222 | 1,009 | 1,310 |
| 377 | Medical Anthropology | 1 | 221 | 1,723 | 897 |
| 377 | Chronic diseases | 9 | 221 | 340 | 459 |
| 379 | Japan | 10 | 216 | 893 | 765 |
| 380 | Artificial Intelligence | 5 | 215 | 2,846 | 2,287 |
| 380 | Thrombosis | 9 | 215 | 541 | 649 |
| 380 | Immune system | 16 | 215 | 322 | 773 |
| 383 | rare diseases | 12 | 213 | 232 | 343 |
| 384 | Climatology | 6 | 211 | 1,238 | 1,178 |
| 384 | bioclimatology | 6 | 211 | 614 | 522 |
| 384 | Bioinformatics | 13 | 211 | 918 | 1,258 |
| 384 | health planning | 13 | 211 | 998 | 1,142 |
| 388 | Rheology | 8 | 207 | 299 | 300 |
| 388 | Food texture | 8 | 207 | 58 | 70 |
| 388 | Cellulose | 7 | 207 | 322 | 394 |
| 391 | Microbial Ecology | 4 | 206 | 1,688 | 1,677 |
| 391 | Cytogenetics | 13 | 206 | 563 | 946 |
| 391 | Regenerative Medicine | 16 | 206 | 22 | 35 |
| 394 | Developmental Immunology | 7 | 205 | 322 | 424 |
| 395 | Climate | 5 | 204 | 396 | 364 |
| 395 | weather | 5 | 204 | 393 | 329 |
| 397 | Signal Processing | 12 | 202 | 1,329 | 1,635 |
| 398 | Holistic Health | 16 | 200 | 60 | 176 |
| 399 | venom | 13 | 199 | 230 | 410 |
| 400 | Cell cycle | 4 | 197 | 226 | 151 |
| 400 | cell proliferation | 4 | 197 | 253 | 163 |
| 402 | Drug targeting | 4 | 196 | 222 | 208 |
| 403 | adolescence | 29 | 194 | 205 | 592 |
| 404 | Light | 16 | 192 | 336 | 814 |
| 405 | Pharmacokinetics | 9 | 190 | 377 | 565 |
| 405 | health services accessibility | 9 | 190 | 455 | 522 |
| 405 | Environmental Geochemistry | 8 | 190 | 191 | 229 |
| 405 | Minerals | 8 | 190 | 362 | 402 |
| 409 | Environmental Microbiology | 3 | 188 | 1,288 | 1,172 |
| 409 | soil microbiology | 3 | 188 | 1,336 | 1,295 |
| 409 | Molecular Spectroscopy | 9 | 188 | 1,082 | 1,153 |
| 412 | Molecular Pharmacology | 4 | 186 | 700 | 666 |
| 412 | Mycology | 13 | 186 | 711 | 1,050 |
| 412 | starch | 5 | 186 | 224 | 165 |
| 415 | Contraception | 13 | 184 | 204 | 346 |
| 415 | ecological risk assessment | 3 | 184 | 233 | 98 |
| 415 | United Kingdom | 13 | 184 | 642 | 959 |
| 418 | epidemiologic methods | 4 | 183 | 116 | 45 |
| 418 | Health promotion | 13 | 183 | 446 | 643 |
| 420 | amino acids | 8 | 182 | 250 | 377 |
| 421 | Nanobiotechnology | 5 | 181 | 267 | 417 |
| 422 | behavioral medicine | 11 | 180 | 571 | 1,072 |
| 422 | Organometallic compounds | 11 | 180 | 702 | 856 |
| 422 | Genetic markers | 8 | 180 | 62 | 80 |
| 425 | Marine Biology | 8 | 179 | 1,551 | 1,701 |
| 425 | Endocrine glands | 2 | 179 | 312 | 317 |
| 427 | Neurovirology | 4 | 178 | 171 | 129 |
| 427 | Cognitive neuroscience | 3 | 178 | 897 | 762 |
| 429 | Functional foods | 4 | 176 | 275 | 204 |
| 430 | Learning | 10 | 175 | 679 | 857 |
| 431 | Hemostasis | 5 | 172 | 510 | 417 |
| 431 | Memory | 9 | 172 | 875 | 1,104 |
| 431 | traffic safety | 8 | 172 | 114 | 125 |
| 434 | Molecular Genetics | 16 | 171 | 721 | 1,403 |
| 435 | Liposomes | 5 | 170 | 417 | 406 |
| 436 | Chemical industry | 2 | 169 | 1,529 | 680 |
| 437 | Information Technology | 7 | 167 | 1,625 | 1,630 |
| 437 | Biomass Energy | 9 | 167 | 1,423 | 2,052 |
| 439 | Clinical Laboratory Science | 10 | 165 | 47 | 70 |
| 439 | Genetic testing | 13 | 165 | 59 | 75 |
| 439 | mycoses | 10 | 165 | 345 | 699 |
| 442 | Image Processing | 12 | 163 | 1,130 | 1,562 |
| 442 | Electrophoresis | 6 | 163 | 1,111 | 1,095 |
| 442 | Autoimmune diseases | 5 | 163 | 412 | 474 |
| 445 | Adolescent Medicine | 26 | 161 | 101 | 597 |
| 445 | Neuropharmacology | 11 | 161 | 246 | 434 |
| 447 | mutation | 4 | 160 | 455 | 472 |
| 447 | management | 11 | 160 | 1,870 | 2,459 |
| 447 | Molecular structure | 23 | 160 | 799 | 1,524 |
| 447 | hygiene | 6 | 160 | 290 | 312 |
| 451 | Palliative Care | 8 | 159 | 419 | 425 |
| 451 | Immunogenetics | 12 | 159 | 233 | 399 |
| 451 | Spectrum analysis | 9 | 159 | 2,529 | 2,721 |
| 454 | Andrology | 8 | 158 | 308 | 369 |
| 455 | Germany | 11 | 157 | 216 | 143 |
| 456 | Proteome | 6 | 156 | 742 | 898 |
| 457 | Cross-Cultural Studies | 17 | 155 | 129 | 435 |
| 457 | Microcirculation | 5 | 155 | 333 | 316 |
| 457 | counseling | 6 | 155 | 891 | 800 |
| 457 | feeding behavior | 5 | 155 | 523 | 601 |
| 457 | cross-cultural comparison | 17 | 155 | 93 | 276 |
| 457 | Blood vessels | 5 | 155 | 244 | 254 |
| 463 | Proteomics | 5 | 154 | 776 | 849 |
| 463 | air quality | 11 | 154 | 19 | 93 |
| 465 | Biomolecules | 5 | 153 | 294 | 413 |
| 465 | biopolymers | 5 | 153 | 886 | 847 |
| 467 | Inorganic Chemistry | 1 | 151 | 125 | 30 |
| 467 | Bioinorganic chemistry | 1 | 151 | 1,927 | 1,028 |
| 467 | psychotherapy | 13 | 151 | 557 | 866 |
| 470 | Marine Pollution | 5 | 150 | 921 | 1,059 |
| 470 | Autism | 4 | 150 | 554 | 576 |
| 472 | air quality management | 4 | 149 | 409 | 373 |
| 472 | Iran | 45 | 149 | 9 | 17 |
| 474 | Gerontology | 15 | 148 | 781 | 1,085 |
| 474 | System analysis | 7 | 148 | 1,598 | 1,630 |
| 476 | Birth control | 11 | 147 | 152 | 318 |
| 477 | eye | 2 | 146 | 236 | 329 |
| 477 | Vision | 2 | 146 | 725 | 524 |
| 479 | Solid State Chemistry | 5 | 144 | 2,034 | 1,728 |
| 479 | occupational diseases | 8 | 144 | 400 | 618 |
| 479 | Steroids | 10 | 144 | 436 | 661 |
| 482 | Civil Engineering | 1 | 143 | 2,187 | 671 |
| 482 | hospice care | 5 | 143 | 363 | 284 |
| 484 | Tissue Engineering | 4 | 140 | 289 | 273 |
| 484 | disabilities | 8 | 140 | 359 | 468 |
| 484 | Egypt | 7 | 140 | 236 | 400 |
| 484 | Oxidation-reduction | 2 | 140 | 862 | 870 |
| 488 | Asthma | 12 | 139 | 201 | 361 |
| 489 | Biochemical Genetics | 18 | 136 | 50 | 140 |
| 489 | vascular diseases | 5 | 136 | 526 | 665 |
| 491 | Pathogens | 5 | 134 | 34 | 46 |
| 491 | planning | 9 | 134 | 320 | 444 |
| 493 | gastrointestinal tract | 1 | 133 | 565 | 408 |
| 494 | stem cell transplantation | 11 | 132 | 23 | 25 |
| 494 | Coronary heart disease | 5 | 132 | 127 | 54 |
| 496 | cell adhesion molecules | 1 | 131 | 387 | 288 |
| 497 | enzymes | 4 | 130 | 1,195 | 1,209 |
| 498 | Behavioral research | 18 | 129 | 66 | 256 |
| 498 | Sexual health | 10 | 129 | 296 | 443 |
| 498 | Gene expression regulation | 7 | 129 | 532 | 748 |
| 501 | Screening | 12 | 128 | 27 | 97 |
| 502 | Ethology | 3 | 127 | 1,317 | 1,345 |
| 502 | miniaturization | 8 | 127 | 1,085 | 1,568 |
| 504 | Cell death | 3 | 126 | 970 | 1,084 |
| 505 | Optical materials | 3 | 125 | 2,352 | 2,170 |
| 506 | Computer-Aided Design | 2 | 124 | 1,457 | 880 |
| 506 | Electrochemical Analysis | 6 | 124 | 1,177 | 1,274 |
| 506 | Child Development | 9 | 124 | 1,024 | 1,428 |
| 506 | Reproductive toxicology | 6 | 124 | 220 | 347 |
| 506 | anesthesia | 17 | 124 | 93 | 218 |
| 511 | embryonic development | 6 | 123 | 237 | 334 |
| 512 | textile fibers | 9 | 122 | 178 | 194 |
| 513 | Imaging systems | 9 | 121 | 340 | 374 |
| 513 | investigative techniques | 3 | 121 | 103 | 140 |
| 515 | Agricultural Chemistry | 4 | 120 | 1,919 | 1,898 |
| 516 | Genetic Toxicology | 2 | 119 | 537 | 450 |
| 516 | Social work | 8 | 119 | 801 | 874 |
| 518 | Systems Biology | 9 | 118 | 775 | 1,174 |
| 518 | biological agents | 7 | 118 | 386 | 112 |
| 520 | gene mapping | 9 | 116 | 984 | 1,697 |
| 521 | Pesticides | 4 | 115 | 539 | 457 |
| 521 | breastfeeding | 9 | 115 | 183 | 340 |
| 521 | foods | 4 | 115 | 79 | 90 |
| 524 | Social Sciences | 10 | 113 | 1,915 | 2,229 |
| 525 | disease vectors | 5 | 112 | 716 | 844 |
| 525 | Spine | 3 | 112 | 578 | 592 |
| 527 | Endocrine system | 5 | 111 | 477 | 190 |
| 527 | Allergies | 8 | 111 | 28 | 82 |
| 529 | Developmental Disabilities | 3 | 110 | 925 | 920 |
| 530 | Sustainable Development | 5 | 107 | 1,590 | 1,951 |
| 531 | Patient education | 4 | 106 | 451 | 546 |
| 531 | Computational Fluid Dynamics | 1 | 106 | 1,024 | 527 |
| 533 | voice | 11 | 104 | 181 | 354 |
| 534 | Appetite | 4 | 103 | 523 | 677 |
| 535 | Cell adhesion | 2 | 102 | 185 | 166 |
| 535 | aromatic plants | 7 | 102 | 100 | 78 |
| 535 | food industry | 5 | 102 | 524 | 549 |
| 538 | Hemophilia | 10 | 101 | 166 | 248 |
| 538 | Osteoporosis | 6 | 101 | 174 | 269 |
| 538 | Bone diseases | 6 | 101 | 260 | 509 |
| 541 | Marriage | 5 | 98 | 350 | 412 |
| 541 | paraphilias | 5 | 98 | 100 | 162 |
| 541 | Marriage counseling | 5 | 98 | 208 | 280 |
| 544 | Infection control | 3 | 97 | 300 | 323 |
| 544 | preventive medicine | 7 | 97 | 695 | 1,063 |
| 544 | Mitochondria | 5 | 97 | 139 | 297 |
| 547 | healthcare industry | 3 | 96 | 24 | 20 |
| 547 | violence | 5 | 96 | 724 | 876 |
| 549 | Chromosome mapping | 7 | 95 | 1,033 | 1,635 |
| 549 | Host-parasite interactions | 2 | 95 | 1,265 | 1,284 |
| 549 | Synapses | 6 | 95 | 149 | 277 |
| 549 | Human biology | 5 | 95 | 465 | 474 |
| 553 | Pediatric Rheumatology | 6 | 94 | 136 | 163 |
| 553 | drug control | 3 | 94 | 346 | 348 |
| 555 | Radiation | 20 | 92 | 767 | 1,621 |
| 556 | Emergency Nursing | 4 | 91 | 84 | 96 |
| 556 | Hematopoietic stem cell transplantation | 2 | 91 | 494 | 498 |
| 556 | disease outbreaks | 3 | 91 | 481 | 566 |
| 556 | Epidemics | 3 | 91 | 460 | 560 |
| 560 | Magnetic Resonance Spectroscopy | 6 | 90 | 798 | 813 |
| 560 | water reuse | 5 | 90 | 182 | 355 |
| 562 | Electronics | 1 | 89 | 3,868 | 2,388 |
| 562 | Environmental Law | 1 | 89 | 1,602 | 1,425 |
| 562 | Adipose tissue | 2 | 89 | 81 | 55 |
| 562 | Longevity | 6 | 89 | 65 | 186 |
| 562 | rejuvenation | 6 | 89 | 39 | 152 |
| 567 | Mental Health Services | 7 | 88 | 709 | 1,017 |
| 567 | protein | 11 | 88 | 564 | 1,018 |
| 569 | Hypertension in pregnancy | 6 | 87 | 82 | 99 |
| 569 | Earth Sciences | 7 | 87 | 2,133 | 2,620 |
| 571 | Child welfare | 5 | 86 | 841 | 929 |
| 571 | lasers | 6 | 86 | 1,581 | 1,690 |
| 571 | sports injuries | 2 | 86 | 701 | 453 |
| 574 | Radiation Protection | 17 | 85 | 136 | 314 |
| 575 | Fluorescence spectroscopy | 4 | 84 | 182 | 198 |
| 575 | Respiratory system | 3 | 84 | 531 | 587 |
| 577 | Vaccination | 1 | 83 | 450 | 272 |
| 577 | Hippocampus | 3 | 83 | 283 | 400 |
| 579 | Industry | 2 | 82 | 255 | 449 |
| 580 | Computer Science | 8 | 81 | 1,270 | 1,604 |
| 580 | Music | 8 | 81 | 490 | 598 |
| 580 | calcification | 3 | 81 | 462 | 510 |
| 583 | Fluid Mechanics | 2 | 80 | 1,700 | 1,264 |
| 583 | particles | 3 | 80 | 1,048 | 997 |
| 583 | Granular materials | 3 | 80 | 619 | 685 |
| 586 | Pediatric Endocrinology | 8 | 79 | 126 | 176 |
| 586 | Metabolic disorders in children | 8 | 79 | 99 | 145 |
| 588 | nuclear magnetic resonance spectroscopy | 3 | 78 | 720 | 572 |
| 588 | NMR | 3 | 78 | 553 | 392 |
| 588 | magnetic resonance | 3 | 78 | 560 | 410 |
| 588 | Aquaculture | 2 | 78 | 1,614 | 1,315 |
| 592 | nucleic acids | 9 | 77 | 895 | 1,568 |
| 593 | Enzyme | 2 | 76 | 674 | 725 |
| 594 | Health Information Management | 1 | 75 | 663 | 761 |
| 594 | Radiography | 3 | 75 | 662 | 879 |
| 594 | Sedimentology | 3 | 75 | 606 | 674 |
| 594 | soil pollution | 3 | 75 | 559 | 569 |
| 598 | Gene expression | 1 | 74 | 465 | 306 |
| 598 | Noise control | 5 | 74 | 176 | 7 |
| 598 | scientific societies | 5 | 74 | 484 | 711 |
| 601 | Diagnosis | 6 | 73 | 210 | 369 |
| 601 | Healing | 7 | 73 | 29 | 96 |
| 603 | Sports | 6 | 72 | 1,453 | 1,650 |
| 603 | Radioisotopes | 15 | 72 | 387 | 819 |
| 603 | Fungi | 1 | 72 | 1,434 | 1,116 |
| 606 | Anatomy | 11 | 71 | 985 | 1,653 |
| 606 | Molecular evolution | 5 | 71 | 1,073 | 1,712 |
| 608 | Biological Systems | 3 | 70 | 544 | 614 |
| 609 | vibration | 3 | 69 | 1,154 | 1,193 |
| 609 | Soundproofing | 3 | 69 | 85 | 28 |
| 609 | Industrial noise | 3 | 69 | 28 | 7 |
| 612 | Total Quality Management | 2 | 68 | 767 | 652 |
| 612 | Pancreatic diseases | 4 | 68 | 268 | 345 |
| 614 | Adolescent Psychology | 7 | 67 | 498 | 851 |
| 614 | cosmetics | 2 | 67 | 213 | 177 |
| 616 | Physical Therapy | 8 | 66 | 726 | 1,298 |
| 616 | Neuropsychiatry | 6 | 66 | 530 | 841 |
| 616 | primary prevention | 4 | 66 | 314 | 481 |
| 619 | radiation monitoring | 12 | 65 | 162 | 356 |
| 619 | Electron Microscopy | 2 | 65 | 497 | 390 |
| 619 | Radiation dosimetry | 12 | 65 | 123 | 285 |
| 622 | Porous materials | 4 | 64 | 677 | 725 |
| 622 | Alzheimer's disease | 6 | 64 | 898 | 999 |
| 624 | Pediatric Hematology | 8 | 63 | 177 | 251 |
| 624 | Composite Materials | 3 | 63 | 2,404 | 2,701 |
| 624 | Developmental Neurobiology | 7 | 63 | 279 | 577 |
| 624 | wind erosion | 1 | 63 | 214 | 179 |
| 628 | animals | 4 | 62 | 1,093 | 1,104 |
| 628 | Bones | 6 | 62 | 465 | 897 |
| 630 | Child psychology | 6 | 61 | 952 | 1,547 |
| 631 | Physical Chemistry | 3 | 60 | 2,007 | 2,092 |
| 631 | Accreditation | 1 | 60 | 146 | 42 |
| 631 | men | 9 | 60 | 76 | 338 |
| 634 | Qualitative Research | 4 | 59 | 432 | 559 |
| 634 | Food Security | 2 | 59 | 198 | 265 |
| 634 | Water chemistry | 1 | 59 | 783 | 390 |
| 634 | Cell surface receptors | 7 | 59 | 26 | 107 |
| 638 | Nuclear Chemistry | 4 | 58 | 958 | 877 |
| 638 | Radiochemistry | 4 | 58 | 862 | 778 |
| 638 | locomotion | 7 | 58 | 378 | 750 |
| 638 | posture | 7 | 58 | 378 | 750 |
| 638 | gait | 7 | 58 | 378 | 750 |
| 638 | walking | 7 | 58 | 378 | 750 |
| 644 | Statistics | 15 | 57 | 1,233 | 1,985 |
| 644 | Psychiatric Nursing | 5 | 57 | 524 | 716 |
| 644 | Pediatric Nursing | 2 | 57 | 475 | 436 |
| 644 | silicon | 2 | 57 | 487 | 314 |
| 648 | Emulsions | 4 | 56 | 300 | 335 |
| 648 | Cognition | 8 | 56 | 1,041 | 1,709 |
| 650 | Erectile dysfunction | 3 | 55 | 232 | 259 |
| 650 | Cell division | 1 | 55 | 624 | 555 |
| 652 | Neonatal Nursing | 9 | 54 | 23 | 58 |
| 652 | Neonatal intensive care | 9 | 54 | 21 | 48 |
| 652 | Multimedia Systems | 1 | 54 | 2,587 | 1,806 |
| 655 | Neurogenetics | 6 | 53 | 178 | 399 |
| 655 | Pharmacogenomics | 5 | 53 | 167 | 405 |
| 655 | Aggression | 2 | 53 | 614 | 693 |
| 658 | Computer Vision | 1 | 52 | 1,679 | 1,372 |
| 658 | Forensic Toxicology | 1 | 52 | 112 | 67 |
| 658 | Drug delivery devices | 2 | 52 | 323 | 514 |
| 658 | behavior therapy | 4 | 52 | 678 | 922 |
| 658 | Zoonoses | 1 | 52 | 571 | 423 |
| 663 | Education | 10 | 51 | 2,005 | 3,091 |
| 663 | Malaria | 1 | 51 | 984 | 808 |
| 663 | Detectors | 4 | 51 | 1,326 | 1,728 |
| 663 | Membranes | 4 | 51 | 1,388 | 1,938 |
| 663 | Agriculture | 5 | 51 | 1,595 | 2,308 |
| 668 | Informatics | 2 | 50 | 1,026 | 1,064 |
| 668 | drug toxicity | 3 | 50 | 471 | 763 |
| 668 | Entomology | 4 | 50 | 1,938 | 2,058 |
| 671 | data collection | 9 | 49 | 49 | 317 |
| 672 | Cognitive Therapy | 7 | 48 | 358 | 762 |
| 672 | Electrophysiology | 7 | 48 | 573 | 960 |
| 672 | Groundwater | 1 | 48 | 970 | 779 |
| 672 | Intellectual disability | 1 | 48 | 1,202 | 875 |
| 672 | Genes | 4 | 48 | 911 | 1,298 |
| 677 | Pediatric Ophthalmology | 2 | 47 | 61 | 25 |
| 677 | Strabismus | 2 | 47 | 61 | 25 |
| 679 | Radiation Oncology | 5 | 46 | 226 | 440 |
| 679 | Precision medicine | 5 | 46 | 124 | 246 |
| 679 | body temperature | 4 | 46 | 430 | 743 |
| 679 | Student Health Services | 1 | 46 | 493 | 388 |
| 679 | Metals | 6 | 46 | 1,441 | 2,103 |
| 684 | Computer Graphics | 5 | 45 | 1,322 | 1,832 |
| 684 | Ceramic materials | 3 | 45 | 1,347 | 1,575 |
| 684 | X-rays | 3 | 45 | 538 | 545 |
| 684 | sex differences | 5 | 45 | 58 | 267 |
| 684 | India | 7 | 45 | 827 | 1,168 |
| 689 | Mathematics | 8 | 44 | 3,861 | 4,379 |
| 689 | Hallucinogens | 2 | 44 | 214 | 273 |
| 689 | Educational measurement | 1 | 44 | 337 | 213 |
| 689 | immunoassay | 5 | 44 | 111 | 188 |
| 693 | Linguistics | 1 | 43 | 1,902 | 1,253 |
| 693 | Psycholinguistics | 1 | 43 | 1,328 | 1,143 |
| 693 | Neurolinguistics | 1 | 43 | 673 | 641 |
| 693 | Geographic information systems | 3 | 43 | 1,159 | 1,261 |
| 693 | Dementia | 5 | 43 | 964 | 1,068 |
| 693 | Virulence | 1 | 43 | 1,351 | 1,526 |
| 693 | sex crimes | 3 | 43 | 624 | 844 |
| 700 | Music Therapy | 1 | 42 | 411 | 263 |
| 700 | Art Therapy | 1 | 42 | 385 | 239 |
| 700 | health workforce | 2 | 42 | 228 | 376 |
| 700 | infrared radiation | 2 | 42 | 753 | 679 |
| 700 | Dance therapy | 1 | 42 | 348 | 182 |
| 700 | Family Therapy | 2 | 42 | 862 | 821 |
| 700 | Molecular ecology | 1 | 42 | 1,423 | 1,625 |
| 700 | DNS | 3 | 42 | 469 | 706 |
| 700 | DNA | 3 | 42 | 589 | 778 |
| 700 | Primates | 1 | 42 | 1,030 | 829 |
| 700 | packaging | 3 | 42 | 108 | 201 |
| 700 | Thyroid hormones | 2 | 42 | 4 | 17 |
| 712 | Magnetic Resonance Imaging | 2 | 41 | 481 | 533 |
| 712 | Plasma chemistry | 3 | 41 | 380 | 547 |
| 712 | Plasma polymerization | 3 | 41 | 252 | 377 |
| 712 | Information management | 2 | 41 | 85 | 115 |
| 712 | Chromosomes | 4 | 41 | 737 | 1,195 |
| 717 | Morphology | 7 | 40 | 557 | 921 |
| 717 | Fiber Optics | 2 | 40 | 1,054 | 1,078 |
| 717 | Fuzzy systems | 4 | 40 | 1,526 | 1,786 |
| 720 | Respiratory Therapy | 2 | 39 | 36 | 42 |
| 720 | Sustainable Architecture | 1 | 39 | 382 | 165 |
| 720 | Maternal health services | 3 | 39 | 362 | 575 |
| 720 | gases | 2 | 39 | 36 | 42 |
| 724 | Emerging infectious diseases | 1 | 38 | 571 | 599 |
| 724 | movement | 1 | 38 | 651 | 597 |
| 724 | supercritical fluids | 1 | 38 | 686 | 688 |
| 724 | chronic disease | 3 | 38 | 282 | 456 |
| 724 | prostaglandins | 3 | 38 | 402 | 602 |
| 724 | Microscopy | 7 | 38 | 888 | 1,520 |
| 724 | Suicide | 3 | 38 | 515 | 743 |
| 731 | Food Science | 1 | 37 | 500 | 276 |
| 731 | Engineering Mathematics | 2 | 37 | 2,205 | 1,922 |
| 731 | child mental health | 1 | 37 | 794 | 651 |
| 731 | animal diseases | 4 | 37 | 417 | 734 |
| 731 | drinking water | 1 | 37 | 280 | 146 |
| 731 | alcohol | 1 | 37 | 162 | 103 |
| 731 | gene transfer | 4 | 37 | 187 | 416 |
| 731 | genetic transformation | 4 | 37 | 187 | 416 |
| 739 | Mycotoxins | 3 | 36 | 141 | 233 |
| 739 | Pituitary gland | 4 | 36 | 140 | 293 |
| 741 | Audiology | 10 | 35 | 393 | 896 |
| 741 | Geriatric Psychiatry | 5 | 35 | 660 | 1,267 |
| 741 | Fishery management | 1 | 35 | 1,284 | 1,067 |
| 741 | Green Technology | 2 | 35 | 574 | 786 |
| 741 | Neurotransmitters | 1 | 35 | 528 | 611 |
| 741 | Smart Materials | 1 | 35 | 1,515 | 1,251 |
| 741 | Organ transplantation | 3 | 35 | 303 | 357 |
| 741 | herbs | 3 | 35 | 48 | 72 |
| 749 | health behavior | 3 | 34 | 869 | 1,258 |
| 749 | Oncogenes | 3 | 34 | 869 | 1,396 |
| 749 | sadness | 2 | 34 | 314 | 351 |
| 749 | death | 2 | 34 | 432 | 422 |
| 749 | antisocial personality disorder | 2 | 34 | 314 | 351 |
| 754 | ethnicity | 2 | 33 | 869 | 782 |
| 754 | color | 2 | 33 | 315 | 355 |
| 754 | Youth | 3 | 33 | 657 | 1,015 |
| 757 | Ergonomics | 3 | 32 | 885 | 1,196 |
| 757 | Public opinion | 1 | 32 | 690 | 672 |
| 757 | Elderly | 8 | 32 | 706 | 1,041 |
| 757 | Attention | 3 | 32 | 1,314 | 1,791 |
| 757 | eugenics | 3 | 32 | 536 | 836 |
| 762 | Mechanical Engineering | 2 | 31 | 2,599 | 2,415 |
| 762 | Environmental Geology | 2 | 31 | 1,911 | 2,226 |
| 762 | geological modeling | 2 | 31 | 695 | 800 |
| 762 | genome | 3 | 31 | 1,311 | 2,033 |
| 766 | Neonatology | 3 | 30 | 574 | 868 |
| 766 | Adult Education | 5 | 30 | 445 | 738 |
| 766 | Foodborne diseases | 2 | 30 | 309 | 493 |
| 766 | nucleotides | 5 | 30 | 230 | 335 |
| 770 | Risk Management | 4 | 29 | 550 | 1,091 |
| 770 | drug interactions | 4 | 29 | 35 | 92 |
| 770 | Scanning electron microscopy | 1 | 29 | 304 | 230 |
| 773 | Agricultural Ecology | 4 | 28 | 869 | 1,766 |
| 773 | Food Policy | 2 | 28 | 373 | 669 |
| 773 | Renewable Energy Sources | 3 | 28 | 2,554 | 3,736 |
| 773 | Antioxidants | 2 | 28 | 835 | 1,289 |
| 773 | monitoring | 1 | 28 | 476 | 394 |
| 773 | Human Resources | 1 | 28 | 842 | 1,054 |
| 773 | vitamin C | 2 | 28 | 499 | 829 |
| 773 | vitamin E | 2 | 28 | 499 | 829 |
| 773 | world | 2 | 28 | 850 | 1,357 |
| 773 | Biodiversity | 4 | 28 | 1,886 | 2,782 |
| 773 | children | 3 | 28 | 491 | 734 |
| 784 | Economic History | 1 | 27 | 4,087 | 3,286 |
| 784 | Human Geography | 1 | 27 | 1,675 | 1,410 |
| 784 | health and race | 1 | 27 | 366 | 386 |
| 784 | Calorimetry | 1 | 27 | 1,875 | 1,677 |
| 784 | ethnic groups | 1 | 27 | 595 | 586 |
| 784 | Electromagnetic fields | 3 | 27 | 386 | 359 |
| 784 | baking | 2 | 27 | 234 | 370 |
| 784 | child abuse | 2 | 27 | 940 | 1,308 |
| 784 | harm reduction | 2 | 27 | 245 | 347 |
| 784 | Thermal analysis | 1 | 27 | 1,875 | 1,677 |
| 794 | Medical Imaging | 1 | 26 | 372 | 366 |
| 794 | Demography | 2 | 26 | 779 | 995 |
| 794 | Animal breeding | 3 | 26 | 725 | 1,074 |
| 794 | Health insurance | 3 | 26 | 395 | 648 |
| 794 | Physical fitness | 7 | 26 | 674 | 1,539 |
| 794 | mutagens | 1 | 26 | 1,002 | 1,174 |
| 794 | Biomass | 1 | 26 | 1,221 | 1,440 |
| 794 | Population | 2 | 26 | 1,040 | 1,407 |
| 794 | plant oils | 1 | 26 | 448 | 461 |
| 803 | Ocular Motility Disorders | 6 | 25 | 6 | 11 |
| 803 | Technological Innovations | 1 | 25 | 1,783 | 1,724 |
| 805 | Clinical Psychology | 3 | 24 | 1,093 | 1,652 |
| 805 | Mathematical Physics | 2 | 24 | 3,028 | 2,900 |
| 805 | sanitation | 1 | 24 | 1,983 | 2,419 |
| 805 | Statistical physics | 2 | 24 | 3,135 | 3,473 |
| 809 | Language Disorders | 3 | 23 | 792 | 1,111 |
| 809 | Soil Science | 1 | 23 | 2,537 | 2,560 |
| 809 | Voice Disorders | 3 | 23 | 46 | 122 |
| 809 | Bioavailability | 1 | 23 | 203 | 223 |
| 809 | Semiconductors | 2 | 23 | 2,365 | 2,572 |
| 809 | Speech Disorders | 3 | 23 | 912 | 1,275 |
| 809 | Antibodies | 2 | 23 | 615 | 810 |
| 809 | Antigens | 2 | 23 | 792 | 1,001 |
| 809 | Microstructure | 2 | 23 | 1,178 | 1,294 |
| 809 | infrared technology | 1 | 23 | 377 | 249 |
| 809 | Breeding | 4 | 23 | 993 | 1,716 |
| 820 | Natural Sciences | 1 | 22 | 259 | 216 |
| 820 | Solid State Physics | 4 | 22 | 3,002 | 3,814 |
| 820 | patient satisfaction | 3 | 22 | 113 | 164 |
| 820 | Enzyme inhibitors | 1 | 22 | 767 | 896 |
| 820 | Compassion | 1 | 22 | 11 | 22 |
| 820 | Empathy | 1 | 22 | 68 | 32 |
| 820 | cardiac catheterization | 3 | 22 | 545 | 673 |
| 827 | Meteorology | 2 | 21 | 2,214 | 2,918 |
| 827 | Pediatric Dermatology | 4 | 21 | 286 | 544 |
| 827 | Municipal Engineering | 1 | 21 | 715 | 856 |
| 827 | emergency management | 2 | 21 | 849 | 1,305 |
| 827 | Lymphoma | 1 | 21 | 510 | 431 |
| 827 | Multiple Myeloma | 1 | 21 | 503 | 426 |
| 827 | Autoantibodies | 3 | 21 | 510 | 915 |
| 827 | Autoimmunity | 3 | 21 | 623 | 1,136 |
| 827 | Leukemia | 1 | 21 | 973 | 1,089 |
| 827 | Cerebellum | 4 | 21 | 212 | 570 |
| 827 | disaster relief | 2 | 21 | 262 | 488 |
| 827 | Growth | 1 | 21 | 1,348 | 1,625 |
| 827 | Cerebellar ataxia | 4 | 21 | 212 | 570 |
| 827 | phototherapy | 4 | 21 | 72 | 148 |
| 841 | Robotics | 1 | 20 | 2,323 | 2,272 |
| 841 | Sustainable Engineering | 3 | 20 | 1,620 | 2,558 |
| 841 | Community Psychiatry | 2 | 20 | 1,070 | 1,585 |
| 841 | Mixed methods research | 1 | 20 | 143 | 228 |
| 841 | Hearing Aids | 4 | 20 | 175 | 320 |
| 841 | Neuroplasticity | 1 | 20 | 513 | 633 |
| 841 | Edible plants | 1 | 20 | 495 | 654 |
| 841 | human development | 1 | 20 | 1,245 | 1,402 |
| 841 | Cytokine | 3 | 20 | 371 | 817 |
| 850 | Cardiovascular Pharmacology | 1 | 19 | 450 | 557 |
| 850 | Sustainable agriculture | 3 | 19 | 708 | 1,403 |
| 850 | War | 1 | 19 | 402 | 393 |
| 850 | Synaptic Transmission | 1 | 19 | 690 | 816 |
| 850 | warfare | 1 | 19 | 495 | 609 |
| 850 | food consumption | 3 | 19 | 48 | 228 |
| 850 | hazard mitigation | 3 | 19 | 980 | 1,830 |
| 850 | Pacific Islands | 4 | 19 | 229 | 530 |
| 850 | refugees | 1 | 19 | 436 | 473 |
| 850 | ethanol | 5 | 19 | 348 | 873 |
| 850 | natural disasters | 3 | 19 | 1,325 | 2,238 |
| 861 | Marine Ecology | 1 | 18 | 1,146 | 1,225 |
| 861 | Pediatric Neurology | 2 | 18 | 828 | 1,283 |
| 861 | ecosystem | 1 | 18 | 1,866 | 2,250 |
| 864 | Polymer Engineering | 3 | 17 | 97 | 270 |
| 864 | Optics | 2 | 17 | 3,880 | 3,997 |
| 864 | Veterinary Pathology | 1 | 17 | 564 | 547 |
| 864 | Schizophrenia | 2 | 17 | 979 | 1,402 |
| 864 | Genetic disorders | 1 | 17 | 576 | 697 |
| 864 | Social welfare | 3 | 17 | 568 | 1,005 |
| 864 | Respiratory Infections | 1 | 17 | 528 | 624 |
| 864 | Sulfur | 4 | 17 | 72 | 209 |
| 864 | Solutions | 2 | 17 | 532 | 678 |
| 864 | mammals | 1 | 17 | 1,462 | 1,511 |
| 864 | Influenza | 1 | 17 | 424 | 531 |
| 875 | Nuclear Physics | 3 | 16 | 3,310 | 3,944 |
| 875 | Combinatorial chemistry | 2 | 16 | 831 | 1,452 |
| 875 | Monomers | 1 | 16 | 162 | 201 |
| 875 | Telecommunication | 1 | 16 | 3,326 | 3,239 |
| 875 | computer networks | 1 | 16 | 3,071 | 3,221 |
| 875 | Structure-activity relationship | 2 | 16 | 315 | 570 |
| 875 | Heterocyclic compounds | 4 | 16 | 879 | 1,442 |
| 875 | wildlife diseases | 2 | 16 | 215 | 347 |
| 883 | Electrical Engineering | 1 | 15 | 3,819 | 3,373 |
| 883 | Radiologic Technology | 1 | 15 | 275 | 254 |
| 883 | Interventional Radiology | 1 | 15 | 275 | 254 |
| 883 | Metallurgy | 3 | 15 | 2,079 | 2,693 |
| 883 | Plant physiology | 1 | 15 | 2,621 | 3,032 |
| 883 | Bioprinting | 1 | 15 | 106 | 194 |
| 883 | Interventional Radiography | 1 | 15 | 275 | 254 |
| 883 | Endoscopic Surgery | 1 | 15 | 275 | 254 |
| 883 | Library Science | 6 | 15 | 593 | 1,373 |
| 883 | caffeine | 1 | 15 | 39 | 72 |
| 883 | Thorax | 1 | 15 | 555 | 740 |
| 894 | Health literacy | 1 | 14 | 17 | 10 |
| 894 | Neural circuitry | 1 | 14 | 2,760 | 3,078 |
| 894 | Animal ecology | 1 | 14 | 1,580 | 1,760 |
| 894 | patents | 1 | 14 | 177 | 231 |
| 894 | Chemical processes | 1 | 14 | 1,007 | 1,131 |
| 894 | Jurisprudence | 5 | 14 | 699 | 1,385 |
| 894 | Post-traumatic stress disorder | 2 | 14 | 882 | 1,391 |
| 901 | Neuroimaging | 1 | 13 | 454 | 536 |
| 901 | radiative transfer | 1 | 13 | 928 | 996 |
| 901 | Magnetic Materials | 1 | 13 | 2,006 | 2,162 |
| 901 | optical instruments | 1 | 13 | 521 | 570 |
| 901 | Protozoa | 1 | 13 | 708 | 874 |
| 901 | optical phenomena | 1 | 13 | 229 | 296 |
| 907 | General Surgery | 2 | 12 | 580 | 787 |
| 907 | Microelectronics | 2 | 12 | 1,821 | 2,476 |
| 907 | mental health policy | 1 | 12 | 329 | 462 |
| 907 | Feasibility studies | 1 | 12 | 445 | 450 |
| 907 | Measurement | 1 | 12 | 2,068 | 2,347 |
| 907 | nuclear magnetic resonance | 3 | 12 | 923 | 1,321 |
| 907 | Interferons | 2 | 12 | 334 | 612 |
| 907 | Nutrigenomics | 3 | 12 | 76 | 403 |
| 907 | Prisons | 3 | 12 | 323 | 589 |
| 907 | Cannabis | 1 | 12 | 191 | 301 |
| 907 | cannabinoids | 1 | 12 | 174 | 279 |
| 907 | Cerebral cortex | 1 | 12 | 1,172 | 1,495 |
| 919 | Cultural Studies | 2 | 11 | 201 | 435 |
| 919 | Clinical Trials | 2 | 11 | 555 | 911 |
| 919 | Bioenergetics | 3 | 11 | 821 | 1,640 |
| 919 | Organizational learning | 1 | 11 | 1,023 | 1,219 |
| 919 | Religion | 2 | 11 | 1,087 | 1,078 |
| 919 | Chemical safety | 2 | 11 | 53 | 81 |
| 919 | Knowledge management | 1 | 11 | 1,019 | 1,153 |
| 919 | Religion and Culture | 2 | 11 | 388 | 604 |
| 919 | dissociative disorders | 1 | 11 | 229 | 359 |
| 919 | Culture | 2 | 11 | 1,290 | 1,630 |
| 919 | autism spectrum disorder | 1 | 11 | 141 | 261 |
| 930 | Thermodynamics | 2 | 10 | 1,509 | 1,915 |
| 930 | Nanoelectronics | 1 | 10 | 1,189 | 1,298 |
| 930 | Biofeedback | 1 | 10 | 240 | 466 |
| 930 | Thermochemistry | 2 | 10 | 582 | 974 |
| 930 | transgenic organisms | 2 | 10 | 290 | 700 |
| 930 | Plant genetic engineering | 2 | 10 | 996 | 1,595 |
| 930 | transgenic animals | 2 | 10 | 276 | 680 |
| 930 | Immunohistochemistry | 3 | 10 | 168 | 392 |
| 930 | Drying | 1 | 10 | 680 | 925 |
| 930 | Transgenic plants | 2 | 10 | 509 | 1,047 |
| 930 | Hearing | 3 | 10 | 635 | 1,115 |
| 930 | psychiatric disorders | 1 | 10 | 128 | 162 |
| 930 | Nanotubes | 1 | 10 | 425 | 515 |
| 930 | Semiconductor industry | 1 | 10 | 929 | 1,087 |
| 944 | Special Education | 3 | 9 | 798 | 1,339 |
| 944 | Horticulture | 1 | 9 | 1,243 | 1,526 |
| 944 | Land use | 1 | 9 | 1,794 | 2,349 |
| 944 | Extracellular matrix | 1 | 9 | 372 | 590 |
| 944 | Hospitals | 2 | 9 | 423 | 740 |
| 944 | ozone | 1 | 9 | 270 | 446 |
| 944 | Liquid chromatography | 2 | 9 | 639 | 999 |
| 944 | collagen | 1 | 9 | 395 | 607 |
| 952 | cosmic rays | 2 | 8 | 515 | 875 |
| 952 | Microfabrication | 1 | 8 | 652 | 859 |
| 952 | Positive Psychology | 1 | 8 | 335 | 599 |
| 952 | Food inspection | 1 | 8 | 91 | 178 |
| 952 | Global warming | 2 | 8 | 200 | 418 |
| 952 | Communication in medicine | 1 | 8 | 883 | 1,210 |
| 952 | Communication | 1 | 8 | 2,941 | 3,276 |
| 952 | Muscles | 2 | 8 | 852 | 1,449 |
| 952 | Growth factors | 1 | 8 | 476 | 781 |
| 952 | food quality | 1 | 8 | 91 | 178 |
| 962 | Humanities | 4 | 7 | 1,675 | 3,355 |
| 962 | Marine Biotechnology | 1 | 7 | 425 | 746 |
| 962 | patient care management | 1 | 7 | 53 | 77 |
| 962 | psychophysics | 1 | 7 | 578 | 719 |
| 962 | Brachytherapy | 2 | 7 | 198 | 370 |
| 962 | Echocardiography | 1 | 7 | 193 | 331 |
| 962 | Biometrics | 3 | 7 | 940 | 1,684 |
| 962 | men's health | 1 | 7 | 67 | 100 |
| 962 | Patient Care | 1 | 7 | 56 | 79 |
| 962 | homosexuality | 1 | 7 | 713 | 1,018 |
| 962 | disease susceptibility | 1 | 7 | 117 | 276 |
| 962 | Perception | 1 | 7 | 2,042 | 2,458 |
| 962 | symptoms | 1 | 7 | 117 | 276 |
| 975 | Law | 1 | 6 | 1,854 | 1,716 |
| 975 | Criminal psychology | 1 | 6 | 1,117 | 1,361 |
| 975 | Genetic epidemiology | 1 | 6 | 371 | 550 |
| 975 | Immunohematology | 1 | 6 | 128 | 148 |
| 975 | Geochemistry | 1 | 6 | 2,438 | 3,091 |
| 975 | Forensic Psychiatry | 1 | 6 | 842 | 1,064 |
| 975 | Energy metabolism | 2 | 6 | 649 | 1,072 |
| 975 | micromechanics | 2 | 6 | 754 | 1,289 |
| 975 | Patient Safety | 2 | 6 | 103 | 253 |
| 975 | Globalization | 1 | 6 | 1,053 | 1,461 |
| 975 | mass transfer | 2 | 6 | 1,886 | 2,719 |
| 975 | blood transfusion | 2 | 6 | 640 | 1,032 |
| 975 | Neuromuscular diseases | 1 | 6 | 809 | 1,114 |
| 975 | Pharmacy management | 1 | 6 | 486 | 699 |
| 975 | Blood group antigens | 1 | 6 | 118 | 139 |
| 975 | Cosmochemistry | 1 | 6 | 1,254 | 1,764 |
| 975 | Luminescence | 1 | 6 | 1,983 | 2,430 |
| 975 | bioluminescence | 1 | 6 | 730 | 1,031 |
| 975 | heredity | 3 | 6 | 615 | 1,356 |
| 975 | international cooperation | 1 | 6 | 1,060 | 1,400 |
| 995 | Systems Engineering | 2 | 5 | 2,518 | 3,582 |
| 995 | Data Mining | 3 | 5 | 1,078 | 2,366 |
| 995 | Telemedicine | 1 | 5 | 638 | 1,072 |
| 995 | Human-Computer Interaction | 1 | 5 | 2,344 | 3,111 |
| 995 | Health Physics | 2 | 5 | 209 | 475 |
| 995 | Combustion | 1 | 5 | 1,720 | 2,182 |