| 1 | Biochemistry | 1,756 | 46.9K | 195 | 325 |
| 2 | Pharmacology | 1,385 | 44.9K | 33 | 49 |
| 3 | Pharmaceutical Chemistry | 1,562 | 43.0K | 2 | 9 |
| 4 | Chemistry | 987 | 32.6K | 407 | 540 |
| 5 | Clinical Chemistry | 789 | 23.8K | 3 | 20 |
| 6 | Biology | 542 | 21.2K | 480 | 708 |
| 7 | Medicine | 487 | 19.3K | 566 | 572 |
| 8 | Biocompatible Materials | 403 | 19.1K | 127 | 177 |
| 9 | Molecular Biology | 562 | 19.0K | 435 | 566 |
| 10 | Nanotechnology | 402 | 18.1K | 263 | 296 |
| 11 | Analytical Chemistry | 614 | 16.3K | 67 | 127 |
| 12 | Bioorganic chemistry | 672 | 14.8K | 4 | 32 |
| 13 | Pharmacognosy | 447 | 14.5K | 6 | 4 |
| 14 | Organic Chemistry | 601 | 13.7K | 14 | 56 |
| 15 | Science | 271 | 13.2K | 832 | 938 |
| 16 | Medicinal plants | 382 | 12.3K | 7 | 3 |
| 17 | Chromatographic analysis | 663 | 11.5K | 2 | 2 |
| 18 | Toxicology | 381 | 11.4K | 135 | 194 |
| 19 | Cancer | 225 | 9.4K | 223 | 282 |
| 20 | Chromatography | 502 | 9.1K | 2 | 1 |
| 21 | Materials | 207 | 8.9K | 714 | 655 |
| 22 | Pharmacy | 259 | 8.7K | 54 | 48 |
| 23 | Biotechnology | 259 | 8.6K | 382 | 562 |
| 24 | Research | 259 | 8.3K | 757 | 742 |
| 25 | Drug delivery systems | 201 | 8.1K | 6 | 30 |
| 26 | Electrophoresis | 367 | 8.1K | 2 | 6 |
| 27 | Pharmaceutical Technology | 217 | 7.7K | 3 | 8 |
| 28 | Physics | 117 | 7.5K | 1680 | 1395 |
| 29 | nanoscience | 131 | 7.3K | 258 | 259 |
| 30 | Biophysics | 221 | 7.0K | 591 | 608 |
| 31 | Herbal medicine | 183 | 6.7K | 5 | 3 |
| 32 | Immunotherapy | 171 | 6.5K | 54 | 126 |
| 33 | natural products | 305 | 6.5K | 7 | 27 |
| 34 | cytokines | 150 | 6.3K | 28 | 12 |
| 35 | Spectrum analysis | 283 | 6.2K | 321 | 585 |
| 36 | Immunopharmacology | 152 | 6.1K | 31 | 12 |
| 37 | drugs | 287 | 5.7K | 22 | 61 |
| 38 | Signal Transduction | 47 | 5.5K | 175 | 68 |
| 39 | Microbiology | 167 | 5.4K | 745 | 902 |
| 40 | Bioengineering | 117 | 5.4K | 457 | 523 |
| 41 | Physiology | 145 | 5.0K | 485 | 492 |
| 42 | Neurology | 99 | 4.9K | 824 | 778 |
| 43 | Materials Science | 108 | 4.9K | 698 | 630 |
| 44 | Cell death | 100 | 4.7K | 62 | 154 |
| 45 | biological factors | 164 | 4.5K | 16 | 61 |
| 46 | free radicals | 80 | 4.3K | 81 | 112 |
| 47 | Pollution | 99 | 4.2K | 829 | 914 |
| 48 | Cell Biology | 122 | 4.2K | 496 | 739 |
| 49 | drug evaluation | 174 | 4.2K | 3 | 7 |
| 50 | Cytology | 129 | 4.0K | 542 | 762 |
| 51 | Ecology | 112 | 4.0K | 939 | 1119 |
| 52 | Botany | 120 | 4.0K | 562 | 630 |
| 53 | Drug design | 159 | 3.7K | 5 | 43 |
| 54 | Immunology | 84 | 3.7K | 512 | 535 |
| 55 | Nanostructures | 65 | 3.6K | 154 | 188 |
| 56 | Oxidation-reduction | 51 | 3.6K | 46 | 65 |
| 57 | Chemical Engineering | 138 | 3.4K | 651 | 893 |
| 58 | Pharmacokinetics | 94 | 3.2K | 13 | 20 |
| 59 | Biomedical Engineering | 106 | 3.2K | 689 | 730 |
| 60 | Biochemical Engineering | 120 | 3.1K | 326 | 740 |
| 61 | Colloids | 82 | 3.0K | 688 | 688 |
| 62 | Optical materials | 51 | 2.9K | 546 | 426 |
| 63 | Oncology | 47 | 2.9K | 355 | 521 |
| 64 | environmental pollution | 57 | 2.8K | 921 | 803 |
| 65 | drug therapy | 55 | 2.7K | 388 | 269 |
| 66 | Oxidative stress | 42 | 2.7K | 36 | 50 |
| 67 | Environmental monitoring | 48 | 2.6K | 798 | 666 |
| 68 | Surface Chemistry | 74 | 2.5K | 764 | 744 |
| 69 | Nutrition | 83 | 2.5K | 624 | 718 |
| 70 | Catalysis | 86 | 2.5K | 760 | 933 |
| 71 | Agricultural Chemistry | 85 | 2.4K | 234 | 290 |
| 72 | actuators | 78 | 2.4K | 209 | 294 |
| 72 | transducers | 78 | 2.4K | 209 | 294 |
| 74 | Molecular Pharmacology | 77 | 2.3K | 27 | 64 |
| 75 | miniaturization | 50 | 2.3K | 300 | 381 |
| 76 | Food | 75 | 2.3K | 387 | 486 |
| 77 | Inflammation | 36 | 2.2K | 121 | 91 |
| 78 | Neurochemistry | 69 | 2.2K | 408 | 472 |
| 79 | Nanostructured Materials | 66 | 2.1K | 632 | 694 |
| 80 | Environment | 40 | 2.1K | 1261 | 1411 |
| 81 | Liver diseases | 23 | 2.0K | 446 | 376 |
| 82 | software | 1 | 2.0K | 1586 | 45 |
| 83 | Molecular structure | 95 | 2.0K | 165 | 335 |
| 84 | Microelectronics | 32 | 1.9K | 458 | 374 |
| 85 | Cell differentiation | 19 | 1.9K | 532 | 414 |
| 86 | Environmental Health | 66 | 1.9K | 984 | 1230 |
| 87 | Polymers | 70 | 1.8K | 1008 | 982 |
| 88 | Drug targeting | 54 | 1.8K | 4 | 4 |
| 89 | pharmaceutical industry | 69 | 1.8K | 7 | 10 |
| 90 | Nanoparticles | 49 | 1.8K | 245 | 273 |
| 91 | Green Chemistry | 40 | 1.8K | 333 | 394 |
| 92 | Metabolism | 78 | 1.8K | 412 | 655 |
| 93 | Neurophysiology | 34 | 1.7K | 791 | 710 |
| 94 | Biosensors | 47 | 1.7K | 147 | 249 |
| 95 | Mass Spectrometry | 69 | 1.7K | 81 | 143 |
| 96 | Biopharmaceutics | 85 | 1.7K | 25 | 114 |
| 97 | Environmental Toxicology | 49 | 1.6K | 339 | 456 |
| 98 | Surface-Active Agents | 42 | 1.6K | 76 | 94 |
| 98 | Surface properties | 42 | 1.6K | 82 | 101 |
| 100 | Physical organic chemistry | 81 | 1.6K | 54 | 111 |
| 101 | Environmental pollutants | 45 | 1.6K | 339 | 369 |
| 102 | Engineering | 36 | 1.5K | 1167 | 656 |
| 103 | Socioeconomic Factors | 6 | 1.5K | 478 | 62 |
| 104 | Brain | 32 | 1.4K | 779 | 695 |
| 105 | proteins | 91 | 1.4K | 159 | 376 |
| 106 | Environmental Management | 38 | 1.4K | 670 | 796 |
| 107 | Bioelectronics | 35 | 1.4K | 161 | 267 |
| 108 | Egypt | 27 | 1.4K | 49 | 19 |
| 108 | Biodiversity | 70 | 1.4K | 232 | 472 |
| 110 | environmental protection | 42 | 1.4K | 756 | 860 |
| 111 | poverty | 1 | 1.4K | 796 | 13 |
| 111 | healthcare disparities | 1 | 1.4K | 824 | 27 |
| 113 | Asia | 94 | 1.4K | 162 | 226 |
| 114 | Hormones | 25 | 1.3K | 342 | 264 |
| 115 | Analytical Biochemistry | 70 | 1.3K | 111 | 240 |
| 116 | carcinogens | 33 | 1.3K | 134 | 153 |
| 117 | Endocrinology | 26 | 1.3K | 857 | 819 |
| 118 | Metabolic diseases | 13 | 1.3K | 909 | 657 |
| 119 | Medical innovations | 32 | 1.2K | 128 | 323 |
| 120 | Antioxidants | 17 | 1.2K | 185 | 182 |
| 121 | catalytic activity | 43 | 1.2K | 44 | 99 |
| 122 | Industrial Microbiology | 48 | 1.2K | 242 | 491 |
| 123 | Clinical Pharmacology | 64 | 1.2K | 117 | 202 |
| 124 | Cell metabolism | 9 | 1.1K | 274 | 289 |
| 125 | China | 55 | 1.1K | 455 | 455 |
| 126 | Neuroimmunology | 19 | 1.1K | 166 | 162 |
| 127 | Natural history | 7 | 1.1K | 1998 | 1786 |
| 128 | Homeostasis | 7 | 1.1K | 205 | 286 |
| 129 | Food additives | 69 | 1.1K | 58 | 234 |
| 130 | Genetic engineering | 26 | 1.1K | 572 | 558 |
| 131 | Molecular Spectroscopy | 51 | 1.1K | 217 | 263 |
| 132 | pollutants | 33 | 1.0K | 347 | 443 |
| 133 | environmental exposure | 32 | 1.0K | 365 | 414 |
| 134 | Microorganisms | 7 | 1.0K | 592 | 297 |
| 135 | Medical Technology | 35 | 1.0K | 226 | 260 |
| 136 | Neuropsychology | 20 | 1.0K | 829 | 619 |
| 137 | Environmental Microbiology | 11 | 1.0K | 613 | 422 |
| 138 | soil microbiology | 11 | 1.0K | 698 | 540 |
| 139 | Psychoneuroimmunology | 15 | 1.0K | 176 | 159 |
| 140 | Informatics | 51 | 990 | 32 | 126 |
| 141 | food technology | 40 | 988 | 557 | 719 |
| 142 | polymerization | 41 | 974 | 1144 | 1136 |
| 143 | peptides | 67 | 967 | 15 | 40 |
| 144 | cell interaction | 31 | 954 | 145 | 236 |
| 145 | Psychophysiology | 17 | 953 | 1133 | 923 |
| 146 | Biomass Energy | 11 | 941 | 1256 | 916 |
| 147 | Medical Microbiology | 10 | 892 | 1060 | 764 |
| 148 | dietary supplements | 31 | 861 | 68 | 113 |
| 149 | Oncogenes | 22 | 859 | 323 | 471 |
| 150 | Sustainable Engineering | 11 | 854 | 786 | 511 |
| 151 | Luminescence | 29 | 843 | 233 | 137 |
| 152 | Nanobiotechnology | 21 | 822 | 54 | 102 |
| 153 | Medical Oncology | 27 | 816 | 444 | 523 |
| 154 | Medical Laboratory Science | 33 | 797 | 456 | 714 |
| 155 | Diabetes | 22 | 794 | 627 | 702 |
| 156 | Evidence-Based Medicine | 30 | 780 | 81 | 82 |
| 157 | Steroids | 28 | 775 | 197 | 217 |
| 158 | Environmental Engineering | 21 | 754 | 1356 | 1300 |
| 159 | Magnetic Materials | 10 | 730 | 856 | 419 |
| 159 | Bioinformatics | 39 | 730 | 405 | 657 |
| 161 | Vaccines | 33 | 722 | 356 | 456 |
| 162 | Diabetes mellitus | 20 | 718 | 625 | 712 |
| 163 | cell physiology | 24 | 713 | 427 | 608 |
| 164 | Immunity | 12 | 703 | 760 | 847 |
| 165 | Environmental Policy | 15 | 689 | 1382 | 1376 |
| 166 | nucleic acids | 17 | 685 | 638 | 735 |
| 167 | drug development | 51 | 664 | 75 | 415 |
| 168 | pigments | 18 | 656 | 221 | 176 |
| 169 | Microbial Ecology | 14 | 650 | 951 | 1034 |
| 170 | Proteome | 17 | 646 | 366 | 417 |
| 171 | Chemical analysis | 39 | 628 | 99 | 280 |
| 172 | Critical Care | 3 | 589 | 1082 | 659 |
| 172 | Critical Care Medicine | 3 | 589 | 1041 | 661 |
| 174 | Drug delivery devices | 16 | 583 | 12 | 48 |
| 175 | Cell communication | 13 | 571 | 131 | 172 |
| 176 | Psychopharmacology | 16 | 550 | 559 | 621 |
| 177 | Virology | 18 | 530 | 1025 | 1352 |
| 177 | Alternative Medicine | 24 | 530 | 285 | 391 |
| 179 | Pathology | 13 | 528 | 836 | 806 |
| 180 | Enzyme inhibitors | 31 | 505 | 21 | 70 |
| 181 | bioluminescence | 20 | 483 | 32 | 13 |
| 182 | Virulence | 11 | 481 | 482 | 641 |
| 183 | Host-parasite interactions | 8 | 479 | 622 | 670 |
| 184 | hydrocolloids | 7 | 475 | 360 | 356 |
| 185 | Neurobiology | 11 | 472 | 806 | 841 |
| 185 | Therapeutics | 18 | 472 | 553 | 685 |
| 187 | Recombinant DNA | 21 | 468 | 417 | 522 |
| 187 | genome | 14 | 468 | 557 | 761 |
| 189 | Molecular cloning | 17 | 461 | 458 | 495 |
| 189 | Genetic recombination | 17 | 461 | 445 | 489 |
| 191 | Nanochemistry | 28 | 430 | 168 | 297 |
| 192 | Technology | 21 | 428 | 1397 | 1516 |
| 193 | Endocrine glands | 2 | 423 | 299 | 164 |
| 193 | drug toxicity | 8 | 423 | 149 | 89 |
| 195 | Data Mining | 6 | 414 | 1074 | 666 |
| 195 | data collection | 6 | 414 | 683 | 445 |
| 197 | Computational Biology | 25 | 411 | 704 | 1049 |
| 197 | Crystal growth | 12 | 411 | 430 | 366 |
| 199 | Cytokine | 5 | 397 | 256 | 188 |
| 200 | Growth factors | 5 | 393 | 140 | 145 |
| 201 | Proteomics | 9 | 387 | 535 | 511 |
| 202 | Cell cycle | 9 | 385 | 99 | 80 |
| 202 | cell proliferation | 9 | 385 | 114 | 85 |
| 204 | Systems Biology | 11 | 381 | 669 | 618 |
| 205 | Diet | 15 | 378 | 764 | 1088 |
| 206 | Chemotherapy | 12 | 375 | 529 | 522 |
| 207 | Genomics | 16 | 370 | 1197 | 1407 |
| 207 | amino acids | 18 | 370 | 75 | 181 |
| 209 | Plants | 17 | 369 | 790 | 1038 |
| 210 | Hypertension | 6 | 368 | 848 | 831 |
| 211 | Hematology | 17 | 367 | 836 | 973 |
| 212 | Biological Systems | 11 | 353 | 132 | 148 |
| 212 | vascular diseases | 12 | 353 | 280 | 371 |
| 214 | Medical genetics | 7 | 346 | 1270 | 1259 |
| 215 | vitamin C | 7 | 345 | 185 | 178 |
| 215 | vitamin E | 7 | 345 | 185 | 178 |
| 217 | Health Services Research | 27 | 344 | 378 | 613 |
| 218 | Food Microbiology | 12 | 341 | 510 | 744 |
| 219 | Electrochemistry | 16 | 336 | 1861 | 1793 |
| 219 | Primary health care | 24 | 336 | 434 | 616 |
| 221 | Cardiovascular system | 5 | 335 | 865 | 901 |
| 222 | Carbon | 4 | 320 | 1104 | 915 |
| 223 | Physical Chemistry | 15 | 317 | 971 | 1108 |
| 223 | Diagnostic Imaging | 17 | 317 | 641 | 801 |
| 225 | Genetics | 20 | 309 | 1227 | 1885 |
| 226 | Behavior | 7 | 308 | 1898 | 1833 |
| 227 | Neurotoxicology | 8 | 307 | 258 | 263 |
| 228 | Thrombosis | 11 | 300 | 471 | 502 |
| 229 | gene therapy | 11 | 295 | 456 | 580 |
| 230 | sanitation | 8 | 294 | 853 | 1152 |
| 230 | Quality of life | 14 | 294 | 495 | 769 |
| 232 | synthesis | 26 | 293 | 149 | 255 |
| 233 | Aging | 11 | 292 | 1241 | 1214 |
| 234 | Hemostasis | 10 | 290 | 321 | 293 |
| 235 | human behavior | 5 | 289 | 1761 | 1652 |
| 235 | pain | 8 | 289 | 690 | 690 |
| 237 | Respiration | 6 | 288 | 925 | 775 |
| 238 | isomerism | 12 | 287 | 70 | 75 |
| 238 | Chirality | 12 | 287 | 70 | 75 |
| 240 | complementary therapies | 13 | 280 | 588 | 732 |
| 241 | Public Health | 21 | 277 | 1856 | 2533 |
| 241 | Lipids | 12 | 277 | 546 | 785 |
| 243 | Gene expression regulation | 17 | 266 | 271 | 522 |
| 243 | Genetic regulation | 17 | 266 | 336 | 651 |
| 245 | Organometallic chemistry | 13 | 265 | 1031 | 952 |
| 246 | enzymes | 21 | 258 | 463 | 853 |
| 247 | Microbial Biotechnology | 11 | 256 | 314 | 483 |
| 248 | Molecular evolution | 19 | 251 | 479 | 949 |
| 249 | Genetic therapy | 11 | 245 | 464 | 624 |
| 250 | Liquid chromatography | 22 | 243 | 54 | 73 |
| 251 | Carcinogenesis | 6 | 237 | 569 | 582 |
| 251 | mutagens | 6 | 237 | 463 | 534 |
| 253 | drug resistance | 5 | 230 | 474 | 373 |
| 254 | Diagnosis | 4 | 227 | 288 | 136 |
| 255 | Immune system | 4 | 224 | 685 | 753 |
| 256 | protein | 15 | 216 | 454 | 676 |
| 257 | Heterocyclic chemistry | 7 | 212 | 243 | 73 |
| 258 | food contamination | 9 | 211 | 436 | 436 |
| 259 | biopolymers | 7 | 209 | 723 | 722 |
| 260 | Solid State Chemistry | 7 | 206 | 1761 | 1487 |
| 261 | Psychiatry | 6 | 205 | 2507 | 2215 |
| 261 | clay | 8 | 205 | 430 | 620 |
| 263 | Geriatrics | 11 | 202 | 1335 | 1479 |
| 263 | Geriatric Oncology | 6 | 202 | 316 | 336 |
| 265 | Clinical Immunology | 7 | 198 | 604 | 663 |
| 266 | energy conservation | 4 | 196 | 1802 | 1686 |
| 267 | Fluorescence spectroscopy | 11 | 194 | 72 | 96 |
| 268 | Mathematical Physics | 9 | 193 | 1775 | 1503 |
| 268 | Statistical physics | 9 | 193 | 1976 | 1946 |
| 270 | Reproductive toxicology | 7 | 192 | 186 | 266 |
| 271 | Immunochemistry | 11 | 188 | 390 | 545 |
| 271 | biological agents | 30 | 188 | 47 | 53 |
| 273 | Electrochemical Analysis | 8 | 187 | 1005 | 1035 |
| 273 | Plant tissue culture | 4 | 187 | 597 | 456 |
| 275 | Plant cell culture | 3 | 186 | 615 | 452 |
| 275 | Plant cells | 4 | 186 | 802 | 1064 |
| 277 | Pharmacogenetics | 9 | 185 | 419 | 603 |
| 278 | Autoimmunity | 6 | 183 | 452 | 556 |
| 279 | Respiratory system | 4 | 180 | 434 | 370 |
| 280 | Histology | 13 | 177 | 824 | 1209 |
| 280 | Immunopathology | 6 | 177 | 715 | 802 |
| 282 | Neuropharmacology | 6 | 176 | 361 | 388 |
| 283 | Clinical Biochemistry | 9 | 172 | 577 | 702 |
| 283 | mycoses | 4 | 172 | 602 | 676 |
| 285 | Cheminformatics | 17 | 171 | 19 | 303 |
| 285 | arthritis | 2 | 171 | 988 | 835 |
| 287 | Photochemistry | 10 | 170 | 896 | 1164 |
| 288 | Enzyme | 11 | 169 | 172 | 449 |
| 289 | Environmental Law | 5 | 167 | 798 | 1106 |
| 290 | Quality Control | 5 | 165 | 1304 | 1204 |
| 291 | Neuroplasticity | 1 | 164 | 501 | 170 |
| 291 | neuronal plasticity | 1 | 164 | 226 | 94 |
| 293 | Magnetic Resonance Spectroscopy | 11 | 163 | 572 | 629 |
| 293 | nuclear magnetic resonance spectroscopy | 11 | 163 | 337 | 383 |
| 293 | NMR | 11 | 163 | 196 | 232 |
| 293 | magnetic resonance | 11 | 163 | 204 | 250 |
| 297 | Obesity | 4 | 162 | 1415 | 1372 |
| 298 | Biofilms | 1 | 161 | 334 | 146 |
| 299 | Chromosome mapping | 9 | 159 | 894 | 1308 |
| 299 | Membranes | 5 | 159 | 1275 | 1370 |
| 299 | gene mapping | 9 | 159 | 967 | 1454 |
| 302 | Plant physiology | 10 | 158 | 1163 | 1683 |
| 302 | Sarcopenia | 5 | 158 | 232 | 396 |
| 302 | Muscles | 5 | 158 | 559 | 647 |
| 305 | venom | 7 | 156 | 404 | 486 |
| 305 | Toxins | 7 | 156 | 461 | 549 |
| 307 | rare diseases | 4 | 155 | 450 | 407 |
| 308 | Pesticides | 4 | 153 | 527 | 344 |
| 309 | Tissue Engineering | 3 | 152 | 332 | 230 |
| 310 | plant molecular biology | 6 | 150 | 978 | 1349 |
| 310 | scientific societies | 4 | 150 | 549 | 461 |
| 312 | Soft Condensed Matter | 4 | 149 | 881 | 753 |
| 313 | Learning | 4 | 148 | 1034 | 927 |
| 313 | Memory | 4 | 148 | 1223 | 1152 |
| 315 | Fluorescence | 11 | 147 | 102 | 183 |
| 316 | Water | 7 | 143 | 1531 | 2128 |
| 317 | Developmental Biology | 7 | 142 | 1132 | 1510 |
| 317 | Bacterial infections | 3 | 142 | 694 | 729 |
| 319 | pain management | 3 | 140 | 533 | 386 |
| 319 | toxicity testing | 8 | 140 | 249 | 438 |
| 321 | Photobiology | 8 | 138 | 772 | 1041 |
| 322 | Photonics | 5 | 137 | 1382 | 1440 |
| 322 | Antibacterial agents | 8 | 137 | 319 | 545 |
| 322 | rehabilitation | 8 | 137 | 1223 | 1511 |
| 325 | Fluid Mechanics | 6 | 135 | 1055 | 1003 |
| 325 | supercritical fluids | 6 | 135 | 259 | 344 |
| 327 | coal | 3 | 134 | 1554 | 1511 |
| 328 | Molecular Microbiology | 4 | 133 | 662 | 840 |
| 328 | Bacterial diseases | 4 | 133 | 189 | 219 |
| 330 | Autoantibodies | 5 | 131 | 374 | 490 |
| 330 | Autoimmune diseases | 5 | 131 | 406 | 519 |
| 332 | Computer Graphics | 5 | 129 | 1317 | 1207 |
| 333 | biochemical markers | 6 | 126 | 348 | 403 |
| 334 | Technological Innovations | 5 | 124 | 777 | 865 |
| 335 | Computer-Aided Design | 16 | 123 | 403 | 879 |
| 335 | Drug discovery | 4 | 123 | 157 | 167 |
| 337 | Mutagenesis | 3 | 122 | 408 | 245 |
| 337 | teratogenic agents | 3 | 122 | 199 | 76 |
| 337 | DNA repair | 1 | 122 | 457 | 231 |
| 337 | Microscopy | 10 | 122 | 664 | 872 |
| 341 | Bioinorganic chemistry | 6 | 121 | 998 | 1132 |
| 341 | viruses | 2 | 121 | 1306 | 1185 |
| 343 | Ultrasonics | 6 | 120 | 824 | 1203 |
| 343 | Sonochemistry | 6 | 120 | 383 | 822 |
| 345 | Sleep Disorders | 3 | 119 | 1251 | 1024 |
| 345 | Sleep | 3 | 119 | 1278 | 1036 |
| 347 | Mathematics | 15 | 115 | 3086 | 3350 |
| 348 | Environmental Chemistry | 10 | 114 | 1064 | 1983 |
| 349 | food handling | 4 | 113 | 771 | 967 |
| 349 | Japan | 5 | 113 | 1377 | 1182 |
| 351 | plant communities | 1 | 109 | 1437 | 1082 |
| 352 | Mineral resources | 2 | 108 | 839 | 683 |
| 353 | Functional foods | 3 | 107 | 343 | 318 |
| 353 | Trademarks | 1 | 107 | 185 | 43 |
| 353 | particles | 6 | 107 | 653 | 826 |
| 353 | Phytotherapy | 3 | 107 | 649 | 621 |
| 353 | Allergy | 1 | 107 | 1215 | 1002 |
| 358 | Biometrics | 9 | 106 | 569 | 772 |
| 358 | Stem cells | 7 | 106 | 784 | 1118 |
| 360 | Neurons | 2 | 103 | 586 | 882 |
| 361 | Water pollution | 7 | 102 | 1751 | 2433 |
| 361 | Animal health | 1 | 102 | 795 | 266 |
| 363 | Bacteriology | 4 | 101 | 1423 | 1670 |
| 364 | Heterocyclic compounds | 9 | 100 | 502 | 553 |
| 365 | Cerebral cortex | 2 | 99 | 934 | 871 |
| 366 | food industry | 8 | 98 | 333 | 573 |
| 367 | Asymmetric synthesis | 4 | 95 | 62 | 24 |
| 368 | Magnetic Resonance Imaging | 3 | 93 | 388 | 344 |
| 368 | Regeneration | 4 | 93 | 47 | 49 |
| 370 | histological techniques | 2 | 92 | 699 | 692 |
| 371 | Environmental Science | 1 | 91 | 49 | 24 |
| 372 | Cardiovascular diseases | 8 | 90 | 825 | 1142 |
| 372 | antibiotics | 4 | 90 | 151 | 197 |
| 374 | health services accessibility | 5 | 89 | 661 | 821 |
| 374 | Probiotics | 6 | 89 | 56 | 165 |
| 376 | Animal Nutrition | 2 | 88 | 661 | 473 |
| 377 | Longevity | 4 | 86 | 111 | 186 |
| 377 | rejuvenation | 4 | 86 | 75 | 155 |
| 379 | Industrial Engineering | 5 | 85 | 1367 | 1680 |
| 379 | Developmental Immunology | 3 | 85 | 567 | 678 |
| 379 | Chemical processes | 12 | 85 | 174 | 455 |
| 382 | Metastasis | 1 | 84 | 312 | 319 |
| 383 | Nervous system | 7 | 83 | 1415 | 2016 |
| 384 | Rheumatology | 5 | 82 | 757 | 966 |
| 385 | Analytical Toxicology | 6 | 80 | 112 | 193 |
| 385 | Combinatorial chemistry | 3 | 80 | 650 | 872 |
| 385 | Crystallography | 21 | 80 | 601 | 925 |
| 385 | finance | 2 | 80 | 2567 | 1948 |
| 389 | Cardiovascular Pharmacology | 4 | 79 | 176 | 272 |
| 390 | Emerging infectious diseases | 4 | 78 | 228 | 382 |
| 390 | Reproduction | 3 | 78 | 1836 | 1746 |
| 390 | biomedicine | 6 | 78 | 265 | 631 |
| 390 | Catalysts | 3 | 78 | 700 | 665 |
| 394 | Apoptosis | 3 | 77 | 234 | 317 |
| 394 | neurotoxins | 3 | 77 | 234 | 317 |
| 394 | Neurotoxic agents | 3 | 77 | 234 | 317 |
| 394 | Nerve regeneration | 3 | 77 | 234 | 317 |
| 398 | Economic History | 2 | 76 | 3433 | 2419 |
| 399 | Research Design | 4 | 74 | 921 | 1145 |
| 399 | North America | 1 | 74 | 1329 | 669 |
| 401 | Horticulture | 3 | 72 | 739 | 689 |
| 401 | Chemical industry | 6 | 72 | 885 | 1109 |
| 401 | Metals | 1 | 72 | 2587 | 1805 |
| 401 | Digestive system diseases | 2 | 72 | 848 | 804 |
| 405 | Immunotoxicology | 4 | 71 | 212 | 265 |
| 406 | Psychology | 1 | 70 | 5454 | 3747 |
| 406 | Sociology | 2 | 70 | 3374 | 2623 |
| 406 | preventive medicine | 2 | 70 | 1243 | 1215 |
| 406 | Medical Anthropology | 1 | 70 | 1716 | 1459 |
| 410 | gastrointestinal tract | 3 | 64 | 302 | 581 |
| 411 | Synthetic biology | 6 | 63 | 181 | 393 |
| 412 | anesthesia | 6 | 62 | 310 | 360 |
| 413 | infection | 6 | 61 | 949 | 1552 |
| 413 | health planning | 3 | 61 | 2170 | 2114 |
| 415 | Animal welfare | 1 | 60 | 514 | 340 |
| 415 | Organometallic compounds | 3 | 60 | 1290 | 1311 |
| 415 | Biomolecules | 3 | 60 | 430 | 683 |
| 418 | Pharmacogenomics | 1 | 59 | 493 | 381 |
| 418 | Social welfare | 2 | 59 | 706 | 560 |
| 418 | Social work | 2 | 59 | 1574 | 1184 |
| 421 | Fluid Dynamics | 2 | 57 | 1260 | 1131 |
| 421 | Liposomes | 1 | 57 | 942 | 703 |
| 423 | Epidemiology | 7 | 56 | 2094 | 3209 |
| 423 | Clinical Trials | 4 | 56 | 342 | 446 |
| 423 | Nonlinear functional analysis | 3 | 56 | 1218 | 1174 |
| 426 | Microfabrication | 4 | 55 | 266 | 387 |
| 426 | Substance Abuse | 3 | 55 | 1240 | 1364 |
| 428 | Structural dynamics | 1 | 54 | 1343 | 1261 |
| 428 | Control Theory | 3 | 54 | 1709 | 1626 |
| 430 | Sustainable Development | 1 | 53 | 3098 | 2556 |
| 430 | Economic Development | 1 | 53 | 2253 | 1797 |
| 430 | Anti-inflammatory agents | 4 | 53 | 169 | 318 |
| 430 | sustainability | 1 | 53 | 1445 | 1274 |
| 434 | Information Technology | 2 | 52 | 2891 | 2580 |
| 434 | Energy Policy | 2 | 52 | 2836 | 3189 |
| 434 | foods | 1 | 52 | 281 | 208 |
| 437 | Mental Disorders | 3 | 51 | 2235 | 2647 |
| 438 | Gerontology | 3 | 50 | 1709 | 1709 |
| 439 | Psychosomatic Medicine | 3 | 49 | 664 | 947 |
| 439 | Genetic markers | 2 | 49 | 331 | 331 |
| 441 | epilepsy | 3 | 47 | 815 | 974 |
| 441 | Astrocytes | 2 | 47 | 487 | 710 |
| 441 | transport vesicles | 1 | 47 | 392 | 539 |
| 444 | Nonlinear systems | 2 | 46 | 750 | 718 |
| 445 | Information Systems | 6 | 45 | 951 | 1744 |
| 445 | Cytogenetics | 2 | 45 | 1320 | 1542 |
| 445 | Integrative Medicine | 3 | 45 | 269 | 251 |
| 445 | Chromosomes | 3 | 45 | 848 | 1157 |
| 445 | Synapses | 1 | 45 | 419 | 388 |
| 445 | Mental illness | 2 | 45 | 1771 | 2042 |
| 445 | Disease | 1 | 45 | 533 | 622 |
| 452 | Developmental Genetics | 1 | 44 | 646 | 717 |
| 452 | Hemodynamics | 1 | 44 | 764 | 806 |
| 452 | Biomarkers | 3 | 44 | 386 | 519 |
| 452 | viral genetics | 1 | 44 | 391 | 547 |
| 456 | Statistics | 8 | 43 | 1608 | 2146 |
| 456 | Molecular recognition | 2 | 43 | 274 | 293 |
| 456 | Entropy | 4 | 43 | 1050 | 1302 |
| 456 | medical education | 8 | 43 | 933 | 1768 |
| 456 | United Kingdom | 2 | 43 | 1534 | 1608 |
| 456 | cosmetics | 2 | 43 | 207 | 251 |
| 462 | Antibodies | 2 | 42 | 609 | 666 |
| 462 | Antigens | 2 | 42 | 785 | 851 |
| 462 | Agriculture | 1 | 42 | 2976 | 2406 |
| 465 | Measurement | 1 | 41 | 2061 | 1670 |
| 465 | Metabolic syndrome | 2 | 41 | 343 | 433 |
| 467 | Plant Genetics | 1 | 39 | 1030 | 1028 |
| 467 | Carbohydrates | 3 | 39 | 412 | 650 |
| 467 | carbon monoxide | 1 | 39 | 676 | 773 |
| 470 | Pediatrics | 3 | 38 | 1825 | 2335 |
| 470 | Genetic Toxicology | 2 | 38 | 534 | 794 |
| 472 | Bioremediation | 1 | 37 | 1499 | 1430 |
| 472 | Plant genetic engineering | 3 | 37 | 827 | 1260 |
| 472 | Plant hormones | 1 | 37 | 584 | 586 |
| 472 | Information Science | 1 | 37 | 3504 | 3081 |
| 476 | Embryology | 2 | 36 | 1384 | 1671 |
| 476 | Health Services Administration | 2 | 36 | 1198 | 1320 |
| 476 | Ecological Engineering | 2 | 36 | 797 | 1230 |
| 476 | Plant Biotechnology | 2 | 36 | 915 | 1102 |
| 480 | Trace elements | 2 | 35 | 354 | 575 |
| 481 | Public Policy | 1 | 34 | 2536 | 2312 |
| 481 | Systems Analysis | 1 | 34 | 1823 | 1516 |
| 481 | Mycology | 3 | 34 | 1440 | 1848 |
| 481 | System analysis | 1 | 34 | 3163 | 2773 |
| 481 | Convergence | 1 | 34 | 114 | 180 |
| 486 | Health Policy | 7 | 33 | 1262 | 2413 |
| 486 | Emulsions | 2 | 33 | 486 | 482 |
| 486 | disease susceptibility | 1 | 33 | 112 | 173 |
| 486 | symptoms | 1 | 33 | 112 | 173 |
| 490 | Economics | 1 | 32 | 4458 | 3702 |
| 490 | Cryptography | 1 | 32 | 1136 | 658 |
| 490 | Coding Theory | 1 | 32 | 658 | 398 |
| 490 | Light | 2 | 32 | 1010 | 1335 |
| 494 | immunoassay | 1 | 31 | 430 | 270 |
| 495 | Animal Biotechnology | 1 | 30 | 329 | 298 |
| 495 | air quality management | 1 | 30 | 976 | 1000 |
| 495 | Leukemia | 2 | 30 | 818 | 1006 |
| 495 | Europe | 3 | 30 | 2647 | 3053 |
| 495 | packaging | 1 | 30 | 258 | 247 |
| 500 | Computational Chemistry | 2 | 29 | 812 | 997 |
| 500 | Lipid metabolism | 2 | 29 | 497 | 770 |
| 500 | Lipid | 2 | 29 | 499 | 770 |
| 503 | Nuclear Medicine | 2 | 28 | 917 | 1007 |
| 503 | Molecular Imaging | 2 | 28 | 573 | 808 |
| 503 | Soil biology | 1 | 28 | 1248 | 1466 |
| 503 | Water quality management | 4 | 28 | 1545 | 2405 |
| 503 | Child Development | 1 | 28 | 2335 | 2270 |
| 503 | Child psychology | 1 | 28 | 1906 | 1904 |
| 503 | Screening | 1 | 28 | 356 | 337 |
| 503 | Bones | 1 | 28 | 962 | 1115 |
| 511 | Ophthalmology | 4 | 27 | 1269 | 1911 |
| 511 | Dermatology | 3 | 27 | 1310 | 1689 |
| 511 | Food Preservation | 6 | 27 | 521 | 1127 |
| 511 | biofuels | 1 | 27 | 474 | 759 |
| 511 | Hematopoietic stem cell transplantation | 2 | 27 | 483 | 750 |
| 511 | prostaglandins | 1 | 27 | 622 | 656 |
| 517 | Evolutionary Genetics | 3 | 26 | 665 | 1186 |
| 517 | Molecular Epidemiology | 3 | 26 | 665 | 1186 |
| 517 | biological evolution | 1 | 26 | 2577 | 2774 |
| 520 | Ceramics | 1 | 25 | 2043 | 1790 |
| 520 | Sociolinguistics | 1 | 25 | 777 | 647 |
| 520 | Language Policy | 1 | 25 | 218 | 254 |
| 520 | Contraception | 1 | 25 | 891 | 948 |
| 520 | Medical Ethics | 7 | 25 | 671 | 1417 |
| 520 | Health promotion | 1 | 25 | 1717 | 1508 |
| 520 | Language planning | 1 | 25 | 345 | 207 |
| 527 | Systems Engineering | 2 | 24 | 2508 | 2756 |
| 527 | Higher Education | 1 | 24 | 1101 | 963 |
| 527 | Signal Processing | 2 | 24 | 2574 | 2983 |
| 527 | Interferons | 1 | 24 | 478 | 492 |
| 527 | Structure-activity relationship | 3 | 24 | 217 | 472 |
| 527 | tests | 1 | 24 | 371 | 453 |
| 527 | investigative techniques | 2 | 24 | 169 | 445 |
| 534 | Total Quality Management | 1 | 23 | 1079 | 1128 |
| 534 | Gene expression | 3 | 23 | 254 | 499 |
| 534 | blood substitutes | 1 | 23 | 143 | 116 |
| 534 | Investment analysis | 2 | 23 | 1239 | 1468 |
| 534 | artificial cells | 1 | 23 | 178 | 130 |
| 539 | Cellular senescence | 1 | 22 | 596 | 939 |
| 539 | Composite Materials | 2 | 22 | 2668 | 3292 |
| 539 | Gene library | 1 | 22 | 154 | 238 |
| 539 | Genes | 7 | 22 | 652 | 1603 |
| 543 | Mechanical Engineering | 1 | 21 | 3049 | 2652 |
| 543 | Animal breeding | 1 | 21 | 1107 | 1134 |
| 543 | Animal genetics | 1 | 21 | 858 | 943 |
| 543 | Bioprinting | 1 | 21 | 100 | 165 |
| 543 | Taste | 1 | 21 | 584 | 628 |
| 543 | flavor | 1 | 21 | 407 | 498 |
| 543 | smell | 1 | 21 | 584 | 628 |
| 543 | Chemical structure | 2 | 21 | 704 | 804 |
| 543 | alcohol | 3 | 21 | 60 | 146 |
| 552 | glycoproteins | 1 | 20 | 681 | 825 |
| 552 | Glycoconjugates | 1 | 20 | 681 | 825 |
| 552 | Oligosaccharide | 1 | 20 | 490 | 638 |
| 552 | clay minerals | 1 | 20 | 498 | 596 |
| 552 | glycolipids | 1 | 20 | 681 | 825 |
| 557 | Urology | 2 | 19 | 1281 | 1622 |
| 557 | Bioenergetics | 1 | 19 | 1234 | 1466 |
| 557 | Serology | 2 | 19 | 614 | 980 |
| 557 | Energy metabolism | 1 | 19 | 796 | 915 |
| 557 | Developmental Neurobiology | 2 | 19 | 667 | 917 |
| 557 | cell membrane | 1 | 19 | 753 | 893 |
| 563 | management | 3 | 18 | 3163 | 4331 |
| 563 | Carbohydrate | 1 | 18 | 76 | 157 |
| 563 | Health Risk Assessment | 2 | 18 | 594 | 977 |
| 563 | Jurisprudence | 2 | 18 | 1058 | 1271 |
| 563 | plant oils | 2 | 18 | 328 | 550 |
| 563 | gene transfer | 3 | 18 | 231 | 522 |
| 563 | genetic transformation | 3 | 18 | 231 | 522 |
| 570 | libraries | 3 | 17 | 542 | 766 |
| 571 | Microcirculation | 2 | 16 | 539 | 887 |
| 571 | Risk assessment | 1 | 16 | 1167 | 1266 |
| 571 | ecological risk assessment | 1 | 16 | 530 | 679 |
| 571 | Calorimetry | 1 | 16 | 1850 | 1913 |
| 571 | Blood vessels | 2 | 16 | 459 | 769 |
| 571 | Thermal analysis | 1 | 16 | 1850 | 1913 |
| 577 | Extracellular matrix | 1 | 15 | 366 | 561 |
| 577 | Porous materials | 1 | 15 | 1299 | 1362 |
| 577 | Alzheimer's disease | 5 | 15 | 961 | 1443 |
| 577 | collagen | 1 | 15 | 389 | 578 |
| 581 | Respiratory Therapy | 1 | 14 | 68 | 99 |
| 581 | Animal Behavior | 1 | 14 | 2324 | 2753 |
| 581 | Educational Technology | 2 | 14 | 1983 | 2883 |
| 581 | Cell migration | 2 | 14 | 91 | 362 |
| 581 | Genetic Research | 1 | 14 | 323 | 440 |
| 581 | Cell adhesion | 2 | 14 | 181 | 456 |
| 581 | cell movement | 2 | 14 | 300 | 597 |
| 581 | gases | 1 | 14 | 68 | 99 |
| 581 | Tropical Medicine | 1 | 14 | 2345 | 2600 |
| 581 | sexual behavior | 1 | 14 | 1076 | 1282 |
| 591 | Nursing | 1 | 13 | 2634 | 2663 |
| 591 | occupational health and safety | 2 | 13 | 154 | 252 |
| 591 | industrial hygiene | 2 | 13 | 1239 | 1568 |
| 591 | Semiconductors | 3 | 13 | 2074 | 2829 |
| 591 | Laser therapy | 2 | 13 | 540 | 810 |
| 591 | Environmental Geochemistry | 3 | 13 | 559 | 1411 |
| 591 | visualization | 3 | 13 | 1371 | 1550 |
| 591 | Fish diseases | 1 | 13 | 211 | 318 |
| 591 | Solutions | 1 | 13 | 700 | 752 |
| 591 | Aquatic animals | 1 | 13 | 367 | 499 |
| 591 | Invertebrates | 1 | 13 | 1015 | 1218 |
| 591 | United States | 1 | 13 | 5648 | 5717 |
| 591 | planning | 1 | 13 | 1337 | 1580 |
| 591 | Minerals | 3 | 13 | 795 | 1717 |
| 605 | Electronics | 2 | 12 | 3293 | 3766 |
| 605 | Electromagnetism | 1 | 12 | 1477 | 1590 |
| 605 | Organizational change | 2 | 12 | 926 | 1509 |
| 608 | Food Safety | 1 | 11 | 591 | 813 |
| 608 | Infections | 2 | 11 | 1117 | 1827 |
| 608 | Crystallization | 2 | 11 | 606 | 814 |
| 608 | Heat Exchangers | 1 | 11 | 1773 | 2232 |
| 612 | Combustion | 1 | 10 | 1715 | 2031 |
| 612 | Neuroanatomy | 1 | 10 | 478 | 683 |
| 612 | Sulfur | 1 | 10 | 244 | 295 |
| 612 | Yeast | 1 | 10 | 679 | 931 |
| 612 | Aquaculture | 1 | 10 | 1938 | 2277 |
| 617 | Anthropology | 1 | 9 | 2159 | 2175 |
| 617 | Obstetrics | 2 | 9 | 2010 | 2904 |
| 617 | Automation | 1 | 9 | 2782 | 3187 |
| 617 | Optics | 1 | 9 | 4407 | 4375 |
| 617 | Genetic testing | 1 | 9 | 590 | 763 |
| 617 | DNS | 5 | 9 | 324 | 1112 |
| 617 | Bone diseases | 1 | 9 | 723 | 987 |
| 617 | Safety management | 1 | 9 | 1161 | 1460 |
| 625 | Telecommunication Systems | 1 | 8 | 2317 | 2527 |
| 625 | Boundary Value Problems | 6 | 8 | 519 | 1394 |
| 625 | Cell surface receptors | 2 | 8 | 152 | 432 |
| 628 | Production Management | 1 | 7 | 1729 | 2250 |
| 628 | animals | 1 | 7 | 1790 | 2160 |
| 628 | animal diseases | 1 | 7 | 824 | 1229 |
| 628 | DNA | 4 | 7 | 483 | 1298 |
| 632 | Computer Science | 1 | 6 | 3025 | 3426 |
| 632 | Bipolar Disorder | 1 | 6 | 481 | 718 |
| 632 | Health insurance | 1 | 6 | 700 | 1050 |
| 632 | monitoring | 1 | 6 | 467 | 668 |
| 632 | Granular materials | 1 | 6 | 1061 | 1546 |
| 632 | Decision making | 2 | 6 | 1693 | 2830 |
| 632 | Brain damage | 1 | 6 | 635 | 945 |
| 632 | Pancreatic diseases | 1 | 6 | 514 | 691 |
| 640 | Surgery | 1 | 5 | 1707 | 2071 |
| 640 | Developmental Psychology | 1 | 5 | 1515 | 2011 |
| 640 | Social Psychology | 1 | 5 | 2969 | 3641 |
| 640 | Public Administration | 1 | 5 | 2006 | 2375 |
| 640 | Liquid Crystals | 1 | 5 | 1305 | 1441 |
| 640 | Biotransformation | 2 | 5 | 156 | 529 |
| 640 | patents | 1 | 5 | 174 | 363 |
| 640 | Fixed Point Theory | 1 | 5 | 582 | 646 |
| 640 | cell adhesion molecules | 1 | 5 | 371 | 697 |
| 640 | personality | 1 | 5 | 2040 | 2636 |
| 640 | organizational effectiveness | 1 | 5 | 817 | 1192 |
| 640 | Zeolites | 1 | 5 | 1408 | 1965 |
| 640 | older people | 1 | 5 | 2134 | 2384 |
| 640 | Social behavior | 1 | 5 | 1714 | 2255 |
| 640 | Germany | 1 | 5 | 1147 | 1200 |
| 640 | Microstructure | 2 | 5 | 1167 | 1797 |
| 640 | healthcare industry | 1 | 5 | 107 | 279 |
| 657 | Food Science | 1 | 4 | 474 | 845 |
| 657 | Medical Physics | 1 | 4 | 1885 | 2413 |
| 657 | Pesticide residues | 1 | 4 | 163 | 415 |
| 657 | monoclonal antibodies | 3 | 4 | 235 | 679 |
| 657 | Health | 1 | 4 | 2933 | 3834 |
| 657 | Vaccination | 2 | 4 | 296 | 778 |
| 657 | Malaria | 1 | 4 | 971 | 1441 |
| 657 | Entomology | 1 | 4 | 2955 | 3530 |
| 657 | Nitric oxide | 1 | 4 | 508 | 917 |
| 666 | Neurosurgery | 1 | 3 | 1165 | 1638 |
| 666 | Kinetics | 1 | 3 | 902 | 1357 |
| 666 | cardiac catheterization | 1 | 3 | 760 | 977 |
| 666 | plankton | 1 | 3 | 359 | 580 |
| 666 | Fungi | 1 | 3 | 1425 | 1988 |
| 666 | Protein engineering | 1 | 3 | 368 | 631 |
| 666 | molecular design | 1 | 3 | 408 | 643 |
| 673 | Orthopedics | 1 | 2 | 1678 | 2293 |
| 673 | Artificial Intelligence | 1 | 2 | 4314 | 5231 |
| 673 | Thermodynamics | 1 | 2 | 1879 | 2423 |
| 673 | Nuclear Physics | 1 | 2 | 4022 | 4682 |
| 673 | Dietetics | 1 | 2 | 868 | 1249 |
| 673 | Risk Management | 1 | 2 | 1192 | 1914 |
| 673 | Orthopedic Surgery | 1 | 2 | 1009 | 1446 |
| 673 | Nuclear Chemistry | 2 | 2 | 1274 | 2128 |
| 673 | Radiochemistry | 2 | 2 | 1191 | 2025 |
| 673 | Radiopharmaceuticals | 1 | 2 | 507 | 703 |
| 673 | Thermochemistry | 1 | 2 | 768 | 1158 |
| 673 | economic policy | 1 | 2 | 3121 | 3757 |
| 673 | Parenteral nutrition | 2 | 2 | 969 | 1768 |
| 673 | Radioisotopes | 1 | 2 | 1592 | 2124 |
| 673 | X-ray crystallography | 1 | 2 | 743 | 1018 |
| 673 | scholarly publishing | 1 | 2 | 276 | 499 |
| 673 | heredity | 3 | 2 | 612 | 1496 |
| 673 | ethanol | 1 | 2 | 798 | 1217 |
| 673 | alcoholism | 1 | 2 | 1824 | 2585 |
| 673 | RNA | 1 | 2 | 754 | 1127 |
| 693 | Adolescent Medicine | 1 | 1 | 847 | 1338 |
| 693 | Sedimentology | 1 | 1 | 995 | 1548 |
| 693 | Agricultural Biotechnology | 1 | 1 | 588 | 877 |
| 693 | Emergency Medicine | 1 | 1 | 1593 | 2166 |
| 693 | soil pollution | 1 | 1 | 1068 | 1706 |
| 693 | Enteral nutrition | 1 | 1 | 1086 | 1632 |
| 693 | Dementia | 3 | 1 | 1170 | 1838 |
| 693 | biological monitoring | 1 | 1 | 884 | 1531 |
| 693 | Gastrointestinal diseases | 1 | 1 | 955 | 1398 |
| 702 | Zoology | 1 | 0 | 3155 | 4113 |
| 702 | Geriatric Nursing | 1 | 0 | 942 | 1565 |
| 702 | Lexicography | 1 | 0 | 123 | 213 |
| 702 | Algebra | 1 | 0 | 2001 | 2516 |
| 702 | Wireless Communication Systems | 1 | 0 | 2950 | 3801 |
| 702 | Animal ecology | 1 | 0 | 1559 | 2259 |
| 702 | Happiness | 1 | 0 | 868 | 1561 |
| 702 | Wildlife management | 1 | 0 | 869 | 1385 |
| 702 | Pacific Islands | 1 | 0 | 599 | 1122 |
| 702 | Africa | 1 | 0 | 2370 | 3321 |
| 702 | Plant diseases | 1 | 0 | 2458 | 3344 |
| 702 | mathematical analysis | 1 | 0 | 3042 | 3729 |
| 702 | Human biology | 1 | 0 | 1045 | 1657 |