24.1K(top 0.1%)
papers
1.4M(top 0.1%)
citations
457(top 0.1%)
h-index
705(top 0.1%)
g-index
30.2K
all documents
1.7M
doc citations
16.5K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Cancer | 1,180 | 83,077 | 3 | 6 |
| 2 | Medicine | 633 | 81,422 | 65 | 19 |
| 3 | Medical Oncology | 1,320 | 69,067 | 1 | 1 |
| 4 | Biology | 508 | 63,865 | 198 | 221 |
| 5 | Science | 501 | 62,404 | 172 | 282 |
| 6 | Radiobiology | 1,044 | 61,218 | 1 | 1 |
| 7 | Physics | 348 | 55,771 | 305 | 191 |
| 8 | Cell Biology | 284 | 53,649 | 137 | 116 |
| 9 | Molecular Biology | 594 | 51,401 | 93 | 103 |
| 10 | Cytology | 192 | 45,714 | 337 | 145 |
| 11 | Surgery | 181 | 44,295 | 40 | 2 |
| 12 | Oncology | 566 | 36,618 | 3 | 4 |
| 13 | Natural history | 61 | 31,846 | 573 | 300 |
| 14 | Virology | 51 | 29,719 | 957 | 146 |
| 15 | Oncogenes | 324 | 28,002 | 2 | 2 |
| 16 | Biochemistry | 388 | 25,320 | 413 | 237 |
| 17 | Chemistry | 314 | 22,966 | 930 | 692 |
| 18 | Hematology | 420 | 21,886 | 125 | 78 |
| 19 | Research | 337 | 16,648 | 78 | 90 |
| 20 | Human genetics | 53 | 14,801 | 554 | 412 |
| 21 | Biophysics | 349 | 14,145 | 34 | 27 |
| 22 | Immunology | 197 | 12,204 | 285 | 374 |
| 23 | Cell differentiation | 122 | 12,125 | 66 | 91 |
| 24 | Medical Physics | 231 | 9,657 | 21 | 24 |
| 25 | Urology | 143 | 9,296 | 115 | 83 |
| 26 | Genetic therapy | 184 | 8,942 | 2 | 2 |
| 27 | Therapeutics | 177 | 8,712 | 11 | 31 |
| 28 | Pharmacogenetics | 163 | 7,998 | 2 | 2 |
| 29 | Genetics | 76 | 7,009 | 799 | 767 |
| 30 | Cell death | 46 | 6,720 | 72 | 66 |
| 31 | Microbiology | 57 | 6,504 | 2.9K | 1.4K |
| 32 | Medical innovations | 42 | 6,378 | 21 | 28 |
| 33 | drug development | 40 | 6,264 | 30 | 31 |
| 34 | Immunity | 35 | 5,830 | 601 | 474 |
| 35 | Pathology | 102 | 5,732 | 128 | 103 |
| 36 | Obstetrics | 122 | 5,548 | 162 | 111 |
| 37 | Genetic regulation | 40 | 5,197 | 107 | 133 |
| 38 | Endocrinology | 102 | 5,193 | 334 | 493 |
| 39 | Immunotherapy | 95 | 4,247 | 23 | 165 |
| 40 | carcinogens | 98 | 3,933 | 9 | 12 |
| 41 | Metastasis | 48 | 3,644 | 1 | 4 |
| 42 | Gene expression regulation | 31 | 3,547 | 138 | 203 |
| 43 | Pharmacology | 64 | 3,494 | 1.2K | 741 |
| 44 | Neurology | 109 | 3,429 | 1.6K | 3.7K |
| 45 | Developmental Genetics | 25 | 3,415 | 197 | 245 |
| 46 | Medical genetics | 57 | 3,371 | 940 | 907 |
| 47 | Cytogenetics | 28 | 3,320 | 512 | 400 |
| 48 | Allergy | 18 | 3,140 | 508 | 363 |
| 49 | viral genetics | 21 | 3,029 | 138 | 218 |
| 50 | Stem cells | 33 | 3,025 | 217 | 60 |
| 51 | Nanotechnology | 49 | 2,997 | 2.1K | 1.9K |
| 52 | Pharmaceutical Chemistry | 36 | 2,689 | 1.5K | 701 |
| 53 | Biotechnology | 39 | 2,485 | 2.4K | 2.1K |
| 54 | proteins | 30 | 2,419 | 671 | 320 |
| 55 | gene mapping | 28 | 2,374 | 358 | 283 |
| 56 | Metabolic diseases | 35 | 2,323 | 773 | 881 |
| 57 | Immune system | 14 | 2,316 | 503 | 526 |
| 58 | Carcinogenesis | 62 | 2,308 | 17 | 36 |
| 59 | Genetic engineering | 20 | 2,289 | 438 | 126 |
| 60 | Liver diseases | 40 | 2,243 | 91 | 226 |
| 61 | nucleic acids | 36 | 2,236 | 533 | 1.2K |
| 62 | cell physiology | 30 | 2,194 | 401 | 411 |
| 63 | Genomics | 41 | 2,083 | 588 | 426 |
| 64 | mutagens | 49 | 1,966 | 23 | 44 |
| 65 | Metabolism | 39 | 1,965 | 828 | 1.0K |
| 66 | Clinical Chemistry | 28 | 1,931 | 892 | 529 |
| 67 | cloning | 15 | 1,902 | 83 | 52 |
| 68 | Drug delivery systems | 8 | 1,894 | 733 | 139 |
| 69 | Radiation Oncology | 47 | 1,719 | 22 | 7 |
| 70 | Dermatology | 30 | 1,695 | 520 | 242 |
| 71 | Geriatric Oncology | 20 | 1,647 | 44 | 5 |
| 72 | DNA polymerases | 11 | 1,643 | 178 | 182 |
| 73 | Biochemical Engineering | 8 | 1,577 | 1.5K | 1.1K |
| 74 | Bioengineering | 14 | 1,565 | 3.5K | 2.3K |
| 75 | cytokines | 21 | 1,552 | 84 | 31 |
| 76 | Cytokine | 19 | 1,531 | 13 | 19 |
| 77 | gene therapy | 33 | 1,530 | 66 | 123 |
| 78 | Orthopedics | 40 | 1,474 | 260 | 269 |
| 79 | Psychology | 28 | 1,459 | 1.9K | 1.7K |
| 80 | Physiology | 37 | 1,427 | 1.7K | 2.4K |
| 81 | Developmental Biology | 24 | 1,396 | 1.3K | 1.7K |
| 82 | Diagnostic Imaging | 49 | 1,340 | 206 | 302 |
| 83 | Signal Transduction | 17 | 1,316 | 275 | 243 |
| 84 | Brachytherapy | 84 | 1,310 | 1 | 6 |
| 85 | General Surgery | 43 | 1,269 | 9 | 9 |
| 86 | Computational Biology | 32 | 1,256 | 681 | 1.8K |
| 87 | genome | 26 | 1,241 | 546 | 1.7K |
| 88 | Bioinformatics | 32 | 1,152 | 545 | 1.6K |
| 89 | drug therapy | 36 | 1,115 | 590 | 862 |
| 90 | Growth factors | 6 | 1,106 | 37 | 24 |
| 91 | North America | 29 | 1,068 | 14 | 13 |
| 92 | Proteome | 23 | 1,022 | 255 | 418 |
| 93 | Leukemia | 43 | 1,011 | 122 | 558 |
| 94 | Biocompatible Materials | 19 | 998 | 3.8K | 3.5K |
| 95 | Biomedical Engineering | 25 | 993 | 1.8K | 1.9K |
| 96 | Diabetes mellitus | 17 | 988 | 1.2K | 1.4K |
| 96 | Diabetes | 18 | 988 | 1.3K | 1.5K |
| 98 | Nanostructures | 9 | 981 | 1.1K | 693 |
| 99 | Nutrition | 27 | 980 | 1.9K | 2.5K |
| 100 | Statistics | 25 | 915 | 936 | 788 |
| 101 | nanoscience | 14 | 903 | 2.7K | 2.5K |
| 102 | Radiation | 20 | 895 | 174 | 89 |
| 103 | Orthopedic Surgery | 26 | 883 | 95 | 121 |
| 104 | Visual Perception | 17 | 867 | 769 | 573 |
| 104 | Memory | 17 | 867 | 937 | 713 |
| 104 | Attention | 17 | 867 | 785 | 578 |
| 104 | Perception | 17 | 867 | 959 | 699 |
| 108 | Melanoma | 22 | 859 | 4 | 18 |
| 109 | Proteomics | 19 | 852 | 149 | 197 |
| 110 | Molecular structure | 11 | 837 | 1.2K | 1.1K |
| 111 | Chemotherapy | 30 | 830 | 123 | 168 |
| 112 | Oxidation-reduction | 10 | 822 | 206 | 303 |
| 113 | drugs | 20 | 801 | 593 | 447 |
| 114 | Biometrics | 22 | 775 | 390 | 423 |
| 115 | Antioxidants | 9 | 764 | 222 | 259 |
| 116 | Nervous system | 13 | 761 | 2.0K | 2.4K |
| 117 | Reproduction | 17 | 751 | 1.4K | 1.2K |
| 118 | Public Health | 29 | 745 | 2.2K | 3.5K |
| 119 | Chromosome mapping | 17 | 731 | 517 | 716 |
| 120 | Epidemiology | 16 | 719 | 2.7K | 2.4K |
| 121 | Radiology | 39 | 716 | 79 | 118 |
| 122 | histological techniques | 18 | 708 | 65 | 147 |
| 123 | Toxicology | 22 | 701 | 2.5K | 3.0K |
| 124 | Immunopathology | 12 | 700 | 587 | 375 |
| 125 | medical education | 12 | 682 | 873 | 411 |
| 126 | Pharmacy | 6 | 646 | 2.6K | 690 |
| 127 | viruses | 9 | 602 | 1.9K | 1.8K |
| 128 | fertility | 8 | 596 | 780 | 508 |
| 129 | Homeostasis | 4 | 579 | 786 | 1.4K |
| 129 | Cell metabolism | 4 | 579 | 1.0K | 1.4K |
| 129 | drug evaluation | 9 | 579 | 552 | 182 |
| 132 | Embryology | 11 | 567 | 2.1K | 2.6K |
| 133 | Digestive system diseases | 11 | 558 | 202 | 77 |
| 133 | Pancreatic diseases | 7 | 558 | 78 | 36 |
| 135 | Andrology | 18 | 555 | 126 | 150 |
| 136 | Molecular Imaging | 16 | 553 | 342 | 445 |
| 137 | Nuclear Medicine | 15 | 550 | 500 | 520 |
| 137 | Europe | 16 | 550 | 1.3K | 859 |
| 139 | Chromosomes | 8 | 549 | 378 | 240 |
| 140 | Vaccines | 17 | 548 | 470 | 473 |
| 141 | Clinical Biochemistry | 7 | 546 | 711 | 248 |
| 142 | Ophthalmology | 15 | 535 | 936 | 810 |
| 143 | Host-parasite interactions | 5 | 512 | 1.7K | 1.7K |
| 144 | Transplantation | 10 | 501 | 1.6K | 1.5K |
| 145 | Familial diseases | 17 | 470 | 14 | 14 |
| 146 | Interferons | 15 | 469 | 11 | 30 |
| 146 | Infertility | 5 | 469 | 920 | 516 |
| 148 | Molecular Pharmacology | 10 | 462 | 506 | 750 |
| 149 | blood transfusion | 5 | 443 | 1.2K | 488 |
| 150 | Drug discovery | 4 | 430 | 109 | 21 |
| 151 | Virulence | 4 | 415 | 2.0K | 1.7K |
| 152 | drug resistance | 8 | 411 | 104 | 144 |
| 153 | Androgens | 10 | 402 | 72 | 103 |
| 154 | cell interaction | 8 | 361 | 410 | 410 |
| 155 | biomedicine | 6 | 360 | 384 | 155 |
| 156 | Drug design | 12 | 341 | 539 | 1.0K |
| 157 | Medical Technology | 9 | 340 | 353 | 483 |
| 158 | Industrial Microbiology | 2 | 332 | 5.2K | 1.8K |
| 159 | Photochemistry | 8 | 327 | 673 | 598 |
| 159 | Light | 8 | 327 | 559 | 1.1K |
| 161 | Aging | 11 | 320 | 2.5K | 3.5K |
| 162 | Systems Biology | 18 | 314 | 209 | 715 |
| 163 | Gerontology | 2 | 306 | 5.2K | 1.2K |
| 164 | Lymphoma | 28 | 304 | 17 | 22 |
| 164 | Multiple Myeloma | 28 | 304 | 17 | 19 |
| 166 | free radicals | 7 | 294 | 858 | 1.7K |
| 167 | Materials | 8 | 284 | 9.8K | 11.9K |
| 168 | miniaturization | 6 | 279 | 2.8K | 4.5K |
| 169 | United Kingdom | 9 | 277 | 1.3K | 2.5K |
| 170 | Cell communication | 5 | 268 | 459 | 329 |
| 171 | biochemical markers | 10 | 267 | 102 | 110 |
| 172 | United States | 8 | 266 | 6.6K | 5.5K |
| 173 | Food | 3 | 265 | 7.1K | 2.9K |
| 174 | Vaccination | 6 | 264 | 72 | 76 |
| 175 | Optics | 7 | 255 | 4.5K | 3.2K |
| 176 | Astrocytes | 1 | 254 | 3.0K | 963 |
| 177 | DNA methylation | 6 | 252 | 161 | 284 |
| 178 | Diagnosis | 11 | 251 | 75 | 60 |
| 179 | Nanobiotechnology | 2 | 248 | 762 | 169 |
| 180 | Diet | 4 | 243 | 5.1K | 6.2K |
| 181 | Anatomy | 6 | 241 | 3.8K | 5.0K |
| 182 | Spine | 7 | 237 | 603 | 827 |
| 183 | Neuroimmunology | 6 | 235 | 446 | 950 |
| 184 | Palliative Care | 9 | 234 | 355 | 421 |
| 185 | amino acids | 5 | 230 | 566 | 386 |
| 186 | Materials Science | 6 | 229 | 9.1K | 9.0K |
| 187 | Bioinorganic chemistry | 11 | 226 | 731 | 976 |
| 188 | Cardiovascular system | 3 | 221 | 6.9K | 12.9K |
| 189 | Hormones | 8 | 217 | 753 | 1.6K |
| 190 | Neuropsychology | 7 | 215 | 3.0K | 3.4K |
| 190 | Diagnostic microbiology | 2 | 215 | 3.1K | 2.7K |
| 192 | disease susceptibility | 4 | 212 | 170 | 39 |
| 192 | symptoms | 4 | 212 | 170 | 39 |
| 194 | Histology | 6 | 210 | 3.2K | 4.1K |
| 194 | Microelectronics | 1 | 210 | 8.2K | 4.7K |
| 196 | Tropical Medicine | 6 | 207 | 1.2K | 822 |
| 197 | pain | 8 | 205 | 1.5K | 3.9K |
| 198 | patents | 3 | 203 | 43 | 5 |
| 198 | DNA repair | 9 | 203 | 71 | 257 |
| 200 | Autoimmune diseases | 3 | 201 | 813 | 562 |
| 200 | rehabilitation | 9 | 201 | 1.4K | 2.5K |
| 202 | Geriatrics | 3 | 200 | 8.5K | 6.1K |
| 202 | Analytical Chemistry | 7 | 200 | 7.6K | 9.1K |
| 202 | Neurobiology | 5 | 200 | 4.2K | 5.4K |
| 205 | Psychoneuroimmunology | 5 | 198 | 426 | 1.0K |
| 206 | Clinical Immunology | 8 | 192 | 793 | 1.3K |
| 207 | Pediatric Neurology | 3 | 191 | 3.3K | 5.2K |
| 208 | Pediatrics | 6 | 187 | 5.2K | 8.3K |
| 209 | X-rays | 14 | 176 | 132 | 277 |
| 210 | Nanostructured Materials | 4 | 173 | 8.7K | 8.0K |
| 211 | glycoproteins | 5 | 170 | 397 | 571 |
| 211 | Glycoconjugates | 5 | 170 | 397 | 571 |
| 211 | glycolipids | 5 | 170 | 397 | 571 |
| 214 | Cardiovascular diseases | 2 | 168 | 4.3K | 1.7K |
| 215 | protein | 7 | 165 | 1.6K | 2.5K |
| 216 | Biopharmaceutics | 6 | 164 | 790 | 1.1K |
| 217 | Neuropsychiatry | 3 | 162 | 2.4K | 1.8K |
| 217 | visualization | 17 | 162 | 278 | 578 |
| 219 | Gastrointestinal diseases | 4 | 161 | 367 | 194 |
| 220 | Women's health | 6 | 160 | 1.1K | 1.2K |
| 221 | Autoantibodies | 2 | 159 | 1.1K | 669 |
| 221 | Autoimmunity | 2 | 159 | 1.6K | 1.2K |
| 223 | Genetic Toxicology | 5 | 158 | 154 | 445 |
| 223 | Neurophysiology | 4 | 158 | 9.4K | 12.1K |
| 223 | Environmental monitoring | 5 | 158 | 5.1K | 6.8K |
| 226 | preventive medicine | 8 | 157 | 726 | 1.6K |
| 226 | Quality of life | 7 | 157 | 746 | 1.6K |
| 228 | Otolaryngology | 8 | 152 | 678 | 902 |
| 229 | mycoses | 2 | 151 | 1.9K | 2.7K |
| 230 | behavioral medicine | 5 | 148 | 1.4K | 1.9K |
| 231 | Medical Laboratory Science | 6 | 145 | 1.8K | 3.8K |
| 232 | Radiography | 17 | 144 | 191 | 1.2K |
| 232 | Quantum electronics | 3 | 144 | 1.9K | 939 |
| 234 | health services accessibility | 1 | 143 | 2.8K | 600 |
| 235 | Bacterial infections | 7 | 141 | 512 | 2.8K |
| 235 | Steroids | 3 | 141 | 1.1K | 866 |
| 235 | Growth | 4 | 141 | 3.1K | 5.7K |
| 238 | Neurochemistry | 3 | 137 | 9.2K | 8.8K |
| 239 | RNA | 5 | 132 | 779 | 1.5K |
| 239 | Mental illness | 4 | 132 | 4.8K | 7.0K |
| 241 | Computer Vision | 2 | 131 | 1.2K | 1.1K |
| 241 | Image Processing | 3 | 131 | 2.5K | 2.1K |
| 241 | arthritis | 4 | 131 | 1.4K | 2.2K |
| 244 | Technology | 3 | 130 | 8.8K | 6.7K |
| 245 | Critical Care | 4 | 129 | 3.1K | 8.4K |
| 245 | Critical Care Medicine | 4 | 129 | 2.8K | 8.3K |
| 247 | Microscopy | 4 | 127 | 2.5K | 1.6K |
| 248 | Mental Disorders | 4 | 126 | 8.9K | 11.9K |
| 248 | Sexual health | 2 | 126 | 1.4K | 847 |
| 250 | enzymes | 4 | 123 | 1.9K | 2.3K |
| 251 | Screening | 5 | 122 | 124 | 168 |
| 252 | Psychiatry | 6 | 118 | 9.8K | 18.6K |
| 253 | liver | 6 | 117 | 66 | 107 |
| 254 | Nanoparticles | 4 | 115 | 3.8K | 5.5K |
| 255 | Oligosaccharide | 3 | 112 | 415 | 638 |
| 255 | Carbohydrates | 3 | 112 | 588 | 718 |
| 257 | Developmental Disabilities | 3 | 111 | 1.5K | 2.0K |
| 258 | Mass Spectrometry | 5 | 110 | 1.7K | 2.5K |
| 259 | Analytical Biochemistry | 4 | 102 | 1.8K | 2.2K |
| 260 | Genetic epidemiology | 5 | 101 | 481 | 824 |
| 260 | pain management | 2 | 101 | 1.3K | 855 |
| 260 | Environment | 5 | 101 | 10.7K | 25.1K |
| 260 | heredity | 5 | 101 | 731 | 1.2K |
| 264 | Microfabrication | 1 | 99 | 916 | 406 |
| 264 | Intellectual disability | 2 | 99 | 1.5K | 976 |
| 266 | Emergency Medicine | 5 | 96 | 1.0K | 1.3K |
| 267 | Lymphatic system | 3 | 95 | 104 | 111 |
| 268 | Data Mining | 7 | 93 | 321 | 1.7K |
| 268 | Child | 10 | 93 | 2.5K | 6.1K |
| 268 | data collection | 7 | 93 | 136 | 1.1K |
| 271 | Health Policy | 8 | 91 | 2.0K | 6.0K |
| 271 | Alternative Medicine | 5 | 91 | 1.8K | 2.9K |
| 271 | Evidence-Based Medicine | 5 | 91 | 941 | 1.5K |
| 271 | complementary therapies | 6 | 91 | 1.4K | 2.9K |
| 275 | Environmental Health | 5 | 89 | 11.2K | 23.6K |
| 276 | Pharmaceutical Technology | 4 | 87 | 2.4K | 3.4K |
| 277 | Fluorescence spectroscopy | 5 | 84 | 181 | 388 |
| 277 | Reproductive toxicology | 3 | 84 | 446 | 649 |
| 277 | Molecular Spectroscopy | 5 | 84 | 1.3K | 1.9K |
| 277 | Social support | 5 | 84 | 35 | 183 |
| 277 | Social environment | 5 | 84 | 45 | 209 |
| 277 | tomography | 14 | 84 | 115 | 511 |
| 283 | Infections | 7 | 83 | 515 | 3.5K |
| 284 | Organic Chemistry | 5 | 82 | 5.3K | 7.5K |
| 285 | Magnetic Resonance Imaging | 3 | 81 | 481 | 671 |
| 285 | Histochemistry | 4 | 81 | 2.0K | 3.3K |
| 287 | mutation | 1 | 80 | 1.3K | 1.1K |
| 288 | Pediatric Hematology | 7 | 78 | 338 | 563 |
| 289 | Endocrine glands | 2 | 77 | 372 | 1.5K |
| 290 | Bioorganic chemistry | 5 | 75 | 4.3K | 7.2K |
| 290 | Health promotion | 5 | 75 | 1.9K | 3.7K |
| 292 | Radiation Protection | 2 | 73 | 698 | 208 |
| 292 | radiation monitoring | 2 | 73 | 638 | 196 |
| 292 | anesthesia | 4 | 73 | 105 | 110 |
| 292 | Radiation dosimetry | 2 | 73 | 492 | 129 |
| 296 | Pharmacogenomics | 3 | 72 | 307 | 926 |
| 296 | Food Microbiology | 2 | 72 | 2.8K | 3.9K |
| 296 | food technology | 2 | 72 | 5.3K | 5.4K |
| 296 | Endocrine system | 4 | 72 | 461 | 468 |
| 300 | Oxidative stress | 2 | 71 | 3.4K | 4.8K |
| 301 | nucleotides | 3 | 70 | 455 | 277 |
| 302 | biological evolution | 1 | 69 | 10.4K | 8.7K |
| 303 | Genetic Counseling | 7 | 67 | 209 | 578 |
| 303 | Physical Therapy | 3 | 67 | 2.1K | 3.8K |
| 303 | Combinatorial chemistry | 4 | 67 | 1.2K | 3.3K |
| 303 | Bacteriology | 2 | 67 | 4.4K | 6.0K |
| 307 | Engineering | 3 | 66 | 8.0K | 7.8K |
| 307 | Medical Imaging | 1 | 66 | 632 | 419 |
| 307 | Radiotherapy | 2 | 66 | 235 | 234 |
| 307 | Cell division | 2 | 66 | 1.4K | 2.0K |
| 311 | Bones | 1 | 65 | 3.0K | 2.4K |
| 312 | Geriatric Pharmacology | 5 | 64 | 94 | 693 |
| 312 | Elderly | 5 | 64 | 653 | 1.6K |
| 312 | older people | 5 | 64 | 1.2K | 3.0K |
| 312 | ovary | 6 | 64 | 62 | 303 |
| 316 | Nanomedicine | 4 | 63 | 86 | 797 |
| 317 | Health Services Administration | 4 | 61 | 1.0K | 2.6K |
| 317 | Environmental Toxicology | 4 | 61 | 3.8K | 10.1K |
| 319 | Catalysis | 1 | 60 | 16.2K | 13.9K |
| 320 | Sleep Disorders | 2 | 58 | 5.4K | 6.1K |
| 320 | Drug targeting | 1 | 58 | 1.1K | 913 |
| 320 | Oligosaccharides | 2 | 58 | 391 | 513 |
| 320 | Sleep | 2 | 58 | 5.3K | 6.1K |
| 324 | nuclear magnetic resonance | 2 | 56 | 2.7K | 2.8K |
| 324 | Magnetic Resonance Spectroscopy | 2 | 56 | 2.8K | 2.8K |
| 326 | Molecular cloning | 3 | 55 | 2.2K | 3.9K |
| 326 | Genetic recombination | 3 | 55 | 2.1K | 3.8K |
| 326 | Recombinant DNA | 3 | 55 | 2.6K | 4.5K |
| 329 | hospice care | 4 | 54 | 377 | 692 |
| 329 | Obesity | 4 | 54 | 5.0K | 12.2K |
| 329 | Mycology | 1 | 54 | 4.7K | 3.4K |
| 329 | Flow cytometry | 6 | 54 | 214 | 1.5K |
| 333 | Psychosomatic Medicine | 3 | 53 | 1.4K | 3.1K |
| 334 | Molecular Genetics | 2 | 52 | 7.0K | 10.2K |
| 334 | Osteoporosis | 1 | 52 | 988 | 608 |
| 336 | Molecular Microbiology | 1 | 51 | 4.6K | 6.0K |
| 337 | Hypertension | 1 | 49 | 16.5K | 25.7K |
| 337 | Radioisotopes | 1 | 49 | 2.9K | 1.1K |
| 339 | Parenteral nutrition | 3 | 47 | 2.1K | 4.7K |
| 340 | Neurosurgery | 7 | 46 | 709 | 3.8K |
| 340 | Clinical Pharmacology | 1 | 46 | 8.9K | 7.2K |
| 342 | Drug delivery devices | 1 | 45 | 747 | 1.2K |
| 343 | Microfluidics | 2 | 44 | 408 | 764 |
| 343 | Health insurance | 2 | 44 | 1.1K | 2.0K |
| 345 | Retina | 1 | 43 | 369 | 1.1K |
| 345 | Medical Microbiology | 1 | 43 | 12.7K | 14.4K |
| 345 | Schizophrenia | 1 | 43 | 4.5K | 4.6K |
| 345 | embryonic development | 1 | 43 | 1.9K | 1.9K |
| 345 | eye | 1 | 43 | 446 | 1.1K |
| 350 | Enteral nutrition | 2 | 42 | 2.0K | 3.6K |
| 350 | rare diseases | 4 | 42 | 588 | 2.4K |
| 352 | Immunohistochemistry | 2 | 40 | 370 | 390 |
| 352 | Pituitary gland | 2 | 40 | 377 | 708 |
| 352 | Respiration | 1 | 40 | 8.0K | 8.3K |
| 355 | Extracellular matrix | 1 | 39 | 728 | 1.5K |
| 355 | Public opinion | 1 | 39 | 918 | 1.1K |
| 355 | infection | 1 | 39 | 7.4K | 7.4K |
| 355 | Genetic markers | 4 | 39 | 56 | 565 |
| 355 | collagen | 1 | 39 | 757 | 1.5K |
| 360 | Immunopharmacology | 1 | 37 | 4.2K | 4.2K |
| 360 | Neuropharmacology | 1 | 37 | 2.8K | 3.3K |
| 360 | Egypt | 2 | 37 | 457 | 693 |
| 363 | Pharmacognosy | 1 | 36 | 8.1K | 9.5K |
| 363 | Medicinal plants | 1 | 36 | 5.3K | 5.1K |
| 365 | Biosensors | 3 | 34 | 2.4K | 8.5K |
| 366 | Agricultural Chemistry | 1 | 33 | 12.7K | 15.2K |
| 366 | Developmental Immunology | 2 | 33 | 1.5K | 3.4K |
| 366 | peptides | 3 | 33 | 1.5K | 3.0K |
| 369 | Hematopoietic stem cell transplantation | 1 | 32 | 2.3K | 3.8K |
| 369 | Bioelectronics | 2 | 32 | 2.5K | 7.4K |
| 371 | Parasitology | 2 | 31 | 5.5K | 7.9K |
| 372 | Polymers | 2 | 30 | 17.3K | 24.8K |
| 373 | Electronics | 1 | 29 | 14.1K | 11.1K |
| 373 | Adolescent Medicine | 1 | 29 | 2.8K | 4.6K |
| 373 | Liposomes | 3 | 29 | 410 | 1.3K |
| 376 | Decision making | 3 | 28 | 1.5K | 5.0K |
| 377 | Primates | 1 | 27 | 2.5K | 2.6K |
| 378 | Brain | 2 | 26 | 10.4K | 18.5K |
| 378 | Peroxisomes | 1 | 26 | 244 | 531 |
| 378 | Psychophysiology | 2 | 26 | 10.2K | 19.9K |
| 378 | Pregnancy | 1 | 26 | 2.7K | 2.8K |
| 382 | Neurotoxicology | 1 | 25 | 1.9K | 3.0K |
| 382 | Apoptosis | 1 | 25 | 857 | 1.4K |
| 382 | neurotoxins | 1 | 25 | 857 | 1.4K |
| 382 | Biological Systems | 1 | 25 | 2.2K | 2.9K |
| 382 | Neurotoxic agents | 1 | 25 | 857 | 1.4K |
| 382 | Bone marrow transplantation | 1 | 25 | 3 | 5 |
| 382 | Parasitic Diseases | 1 | 25 | 7.0K | 8.7K |
| 382 | disease vectors | 1 | 25 | 2.4K | 2.9K |
| 382 | Parasites | 1 | 25 | 4.2K | 4.4K |
| 382 | Nerve regeneration | 1 | 25 | 857 | 1.4K |
| 392 | Thrombosis | 4 | 24 | 2.4K | 16.2K |
| 392 | Antigens | 3 | 24 | 967 | 3.8K |
| 394 | Culture techniques | 1 | 23 | 731 | 905 |
| 395 | Infectious diseases | 1 | 21 | 137 | 529 |
| 395 | Sarcopenia | 1 | 21 | 1.5K | 3.0K |
| 395 | Inflammation | 2 | 21 | 4.2K | 11.0K |
| 395 | cell adhesion molecules | 2 | 21 | 1.0K | 4.0K |
| 395 | environmental pollution | 1 | 21 | 20.1K | 27.9K |
| 395 | Muscles | 2 | 21 | 2.6K | 7.4K |
| 395 | brain mapping | 1 | 21 | 4.8K | 7.1K |
| 395 | Pollution | 1 | 21 | 31.2K | 45.0K |
| 403 | Human-Computer Interaction | 1 | 20 | 3.0K | 3.6K |
| 403 | Health Education | 3 | 20 | 3.1K | 8.5K |
| 403 | Online social networks | 1 | 20 | 380 | 528 |
| 403 | mental health promotion | 1 | 20 | 280 | 454 |
| 403 | internet | 1 | 20 | 2.6K | 2.7K |
| 403 | antibiotics | 1 | 20 | 1.0K | 1.4K |
| 409 | Psychiatric Nursing | 1 | 19 | 2.1K | 2.3K |
| 409 | Ethnology | 2 | 19 | 1.5K | 3.1K |
| 409 | China | 3 | 19 | 5.2K | 12.5K |
| 412 | Developmental Neurobiology | 1 | 18 | 2.3K | 4.0K |
| 413 | Patient education | 1 | 17 | 1.6K | 2.9K |
| 413 | Cytoskeleton | 1 | 17 | 1.1K | 2.3K |
| 413 | counseling | 1 | 17 | 4.0K | 5.2K |
| 416 | Immunochemistry | 1 | 16 | 3.8K | 5.5K |
| 416 | monoclonal antibodies | 2 | 16 | 322 | 1.0K |
| 416 | Biomarkers | 2 | 16 | 670 | 2.7K |
| 416 | primary prevention | 1 | 16 | 1.3K | 1.9K |
| 416 | chronic disease | 1 | 16 | 702 | 1.2K |
| 421 | Microbial Ecology | 1 | 15 | 13.2K | 22.5K |
| 421 | Neuroendocrinology | 2 | 15 | 577 | 2.4K |
| 421 | Feasibility studies | 3 | 15 | 214 | 576 |
| 421 | Antibodies | 2 | 15 | 632 | 2.6K |
| 421 | mathematical concepts | 2 | 15 | 602 | 1.4K |
| 426 | Education | 1 | 14 | 12.4K | 14.0K |
| 426 | peer review | 1 | 14 | 39 | 143 |
| 426 | Histocompatibility Testing | 1 | 14 | 948 | 2.0K |
| 426 | Analgesics | 2 | 14 | 10 | 15 |
| 426 | acupuncture | 1 | 14 | 223 | 253 |
| 426 | scholarly publishing | 1 | 14 | 154 | 253 |
| 426 | prostaglandins | 1 | 14 | 901 | 1.8K |
| 433 | healthcare disparities | 2 | 13 | 745 | 2.2K |
| 433 | vitamin C | 1 | 13 | 1.4K | 3.6K |
| 433 | vitamin E | 1 | 13 | 1.4K | 3.6K |
| 436 | Health Services Research | 3 | 12 | 2.8K | 9.1K |
| 436 | Physical organic chemistry | 1 | 12 | 4.6K | 6.5K |
| 436 | Health | 1 | 12 | 12.7K | 19.4K |
| 436 | Primary health care | 3 | 12 | 2.7K | 9.7K |
| 436 | Communication in medicine | 1 | 12 | 1.0K | 2.0K |
| 436 | Adolescent | 2 | 12 | 6.2K | 13.2K |
| 436 | Electrophysiology | 1 | 12 | 2.8K | 5.8K |
| 436 | Communication | 1 | 12 | 3.2K | 5.1K |
| 436 | gene transfer | 2 | 12 | 486 | 2.5K |
| 436 | genetic transformation | 2 | 12 | 486 | 2.5K |
| 446 | Soft Condensed Matter | 1 | 11 | 3.6K | 5.8K |
| 446 | Molecules | 1 | 11 | 3.3K | 4.6K |
| 446 | Mitochondria | 1 | 11 | 722 | 2.0K |
| 446 | Colloids | 1 | 11 | 16.8K | 28.6K |
| 446 | vascular diseases | 2 | 11 | 3.6K | 16.6K |
| 446 | biopolymers | 1 | 11 | 5.0K | 8.5K |
| 452 | Hemostasis | 1 | 10 | 2.3K | 4.5K |
| 452 | software | 1 | 10 | 1.6K | 4.3K |
| 454 | Sports Medicine | 1 | 9 | 11.7K | 18.4K |
| 454 | Immunogenetics | 1 | 9 | 3.3K | 6.5K |
| 454 | Sports | 1 | 9 | 8.9K | 15.1K |
| 454 | Chemical analysis | 1 | 9 | 4.4K | 7.9K |
| 454 | transport vesicles | 1 | 9 | 991 | 3.1K |
| 459 | Neurogenetics | 1 | 8 | 2.9K | 7.8K |
| 459 | health behavior | 2 | 8 | 1.7K | 5.0K |
| 459 | Informatics | 2 | 8 | 1.9K | 6.4K |
| 462 | Operations Research | 1 | 7 | 4.5K | 6.3K |
| 462 | Nonlinear Dynamics | 1 | 7 | 6.7K | 10.5K |
| 462 | Statistical physics | 1 | 7 | 10.9K | 15.5K |
| 462 | weight loss | 1 | 7 | 541 | 1.2K |
| 466 | Dentistry | 1 | 6 | 2.7K | 4.5K |
| 466 | Robotics | 1 | 6 | 4.6K | 7.5K |
| 466 | Asthma | 1 | 6 | 2.8K | 6.0K |
| 466 | Animal Physiology | 2 | 6 | 154 | 543 |
| 466 | Natural selection | 2 | 6 | 154 | 543 |
| 466 | preimplantation genetic diagnosis | 1 | 6 | 1.6K | 3.3K |
| 466 | embryo transfer | 1 | 6 | 1.6K | 3.3K |
| 466 | Animal genetics | 2 | 6 | 957 | 3.2K |
| 466 | animals | 2 | 6 | 2.4K | 7.0K |
| 466 | Chromatographic analysis | 1 | 6 | 8.0K | 14.1K |
| 466 | Evolution | 2 | 6 | 6.1K | 18.2K |
| 466 | genetic selection | 2 | 6 | 154 | 543 |
| 466 | Chronic diseases | 1 | 6 | 2.4K | 5.1K |
| 479 | Pediatric Dermatology | 1 | 5 | 1.7K | 3.7K |
| 479 | Total Quality Management | 2 | 5 | 194 | 1.2K |
| 479 | Flexible electronics | 1 | 5 | 158 | 516 |
| 479 | Quality Assurance | 1 | 5 | 401 | 891 |
| 479 | biological factors | 1 | 5 | 11.4K | 22.2K |
| 479 | Safety management | 1 | 5 | 1.1K | 2.7K |
| 479 | Liquid chromatography | 1 | 5 | 1.5K | 2.9K |
| 486 | Audiology | 1 | 4 | 3.6K | 6.9K |
| 486 | Emergency Medical Services | 1 | 4 | 2.2K | 4.9K |
| 486 | Information Systems | 1 | 4 | 2.9K | 7.3K |
| 486 | Neurovirology | 1 | 4 | 853 | 2.1K |
| 486 | System analysis | 1 | 4 | 6.6K | 12.1K |
| 486 | Cell cycle | 1 | 4 | 1.4K | 4.2K |
| 486 | cell proliferation | 1 | 4 | 1.4K | 4.2K |
| 486 | Environmental pollutants | 1 | 4 | 9.3K | 20.0K |
| 486 | cardiac catheterization | 1 | 4 | 1.3K | 2.8K |
| 486 | Phytotherapy | 1 | 4 | 2.7K | 7.2K |
| 496 | Anthropology | 1 | 3 | 4.5K | 8.1K |
| 496 | Teratology | 1 | 3 | 1.6K | 4.0K |
| 496 | Kinetics | 1 | 3 | 1.4K | 3.3K |
| 496 | Pharmacokinetics | 1 | 3 | 3.8K | 8.5K |
| 496 | Pediatric toxicology | 1 | 3 | 37 | 29 |
| 496 | Medical Ethics | 2 | 3 | 2.4K | 8.4K |
| 496 | Medical Anthropology | 1 | 3 | 4.1K | 9.7K |
| 496 | Travel | 1 | 3 | 1.8K | 4.5K |
| 496 | Information management | 1 | 3 | 114 | 517 |
| 496 | environmental exposure | 1 | 3 | 6.7K | 16.2K |
| 496 | cross-cultural comparison | 1 | 3 | 1.1K | 2.8K |
| 496 | Health Risk Assessment | 1 | 3 | 1.0K | 3.0K |
| 496 | professional practice | 2 | 3 | 282 | 1.4K |
| 496 | Australia | 1 | 3 | 7.6K | 15.1K |
| 510 | Social Sciences | 1 | 2 | 11.0K | 20.8K |
| 510 | Mathematics | 2 | 2 | 14.6K | 31.7K |
| 510 | Dietetics | 1 | 2 | 1.9K | 4.7K |
| 510 | ethnicity | 1 | 2 | 1.4K | 4.0K |
| 510 | epidemiologic methods | 1 | 2 | 397 | 1.3K |
| 510 | health and race | 1 | 2 | 640 | 2.1K |
| 510 | Genetic testing | 1 | 2 | 1.2K | 4.0K |
| 510 | ethnic groups | 1 | 2 | 702 | 2.5K |
| 518 | Electrical Engineering | 1 | 1 | 10.3K | 15.3K |
| 518 | Computer Graphics | 1 | 1 | 2.6K | 6.7K |
| 518 | Clinical Trials | 1 | 1 | 1.7K | 5.0K |
| 518 | Cell migration | 1 | 1 | 233 | 1.4K |
| 518 | Research Design | 1 | 1 | 3.6K | 10.2K |
| 518 | Healing | 1 | 1 | 96 | 613 |
| 518 | Holistic Health | 1 | 1 | 1.0K | 3.6K |
| 518 | Cell adhesion | 1 | 1 | 489 | 2.2K |
| 518 | Optical materials | 1 | 1 | 13.0K | 25.1K |
| 518 | cell movement | 1 | 1 | 1.0K | 3.1K |
| 518 | sexual behavior | 2 | 1 | 1.1K | 5.4K |
| 529 | Community Psychiatry | 1 | 0 | 4.5K | 10.9K |
| 529 | Signal Processing | 1 | 0 | 6.6K | 12.9K |
| 529 | Integrative Medicine | 1 | 0 | 694 | 2.7K |
| 529 | Mental Health Services | 1 | 0 | 6.0K | 14.5K |
| 529 | orphan drugs | 3 | 0 | 15 | 861 |
| 529 | Neuromuscular diseases | 1 | 0 | 3.2K | 8.3K |
| 529 | sociological factors | 1 | 0 | 81 | 254 |
| 529 | Psychiatric hospitals | 1 | 0 | 2.3K | 6.0K |