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Top Disciplines (by citations)

#DisciplineArticlesCitationsR ARankR CRank
1Science2,877251,90186105
2Biology2,502216,571121119
3Physics2,342204,990147139
4Medicine2,539153,900114103
5Biochemistry2,855125,1915672
6Molecular Biology1,702116,541109108
7Natural history476114,786128117
8Ecology1,825108,4613545
9Chemistry1,831104,323219211
10Microbiology1,965103,9703854
11Neurology1,412100,82510894
12Research2,43095,0745955
13Human genetics25188,49313068
14Biotechnology1,36585,6923027
15Physiology1,97378,889713
16Environment74464,8214732
17Immunology1,19356,1454783
18Nuclear Physics1,57248,226111118
19Cytology75547,688114168
20Pollution64546,29310262
21Diabetes64543,4761414
22Bioengineering64542,9255159
23Cell Biology64942,618121187
24Nanotechnology85142,031115145
25Diabetes mellitus56140,1741314
26Cancer93738,1975665
27Botany76735,5787382
28Condensed Matter85733,564127120
29Hematology98333,341109114
30Pathology94031,190813
31Biodiversity conservation28031,095279
32Solid State Physics85530,162125123
33Environmental Health64529,53280116
34Nutrition56228,6949258
35Geophysics46928,383206143
36Climate change22027,75387
37Eutrophication21727,70187
38Neurophysiology37527,546118105
39Biophysics88226,6109991
40Analytical Chemistry46326,52611143
41Psychiatry66426,187131177
42Endocrinology46625,970112122
43Astronomy51125,934263239
44Astrophysics49525,792247246
45Public Health64125,636142147
46Orthopedics57525,49068
47Surgery30524,71065144
48Genetics30624,089228214
49Microbial Ecology28223,9726762
50Metabolism49223,5126695
51Neurochemistry35521,9254934
52Biomedical Engineering54521,8098061
53miniaturization26921,7845255
54Epidemiology60621,6957391
55Colloids60921,3992532
56Europe71221,352206
57Medical genetics34521,273148142
58Psychology70921,040125186
59Metabolic diseases34420,77175101
60Atmospheric Physics25719,0678869
61Pharmacology63619,056134164
62Nervous system23818,8488781
63Histology38318,8451514
64Immunity32218,51853143
65Technology46218,4915940
66Atmospheric Chemistry21918,1256052
67Virology22017,707260298
68Biochemical Engineering19717,6225895
69Brain28817,5468045
70Evolution31417,4833756
71Microelectronics23417,4345660
72Diet23516,8098559
73Surface Chemistry44416,3853635
74biological evolution23016,2807388
75Mental Disorders42815,999104162
76Clinical Laboratory Science38115,92941
77Industrial Microbiology21015,398269
78Meteorology24314,817141114
79Polymers43314,653224178
80Regional Planning21214,590163
81Economics35914,437140106
82Physical Chemistry28614,4115560
83management21214,362102125
84Environmental Policy21114,2614125
85Geology34314,22712489
86Telecommunication16513,56616459
87Medical Microbiology32813,2372674
88Biodiversity30613,0722025
89arthritis33513,0062254
90Materials30212,911517467
91Medical Laboratory Science22312,6453026
92Cardiovascular system12512,630215194
93Plant physiology34812,3863079
94United Kingdom21011,9774231
95Urology22311,5959268
96Sustainable Development14911,531125
97Biomass Energy17611,4595642
98Pharmaceutical Chemistry23711,281233168
99Toxicology35511,215148169
100Hypertension14610,924187214
101Biogeochemistry20610,752925
102Sports Medicine15710,73624173
103Neurobiology15910,7059491
104Plant Ecology20410,6772929
105Earth Sciences17610,35115683
106Alzheimer's disease80910,1632653
107Molecular Genetics18210,1207067
108Geriatrics3309,903130143
109Molecular ecology1679,8062640
110Immune system2189,76822116
111Environmental Engineering1849,737203224
112Genetic engineering1099,56710035
113Social Sciences2049,54517353
114Leukemia1179,5168343
115Climatology1649,484145124
116nanoscience2119,364179234
117proteins2919,2453365
118Clinical Chemistry1879,22912798
119Animal Behavior2559,2034062
120Water pollution2069,1285360
121Catalysis3109,070161256
122Optics3389,066258200
123Electronics2368,959266149
124Signal Processing1748,943169132
125Medical Physics2368,8088364
126Statistical physics3578,735202228
127polymerization2218,666342222
128environmental pollution2278,538190201
129Paleontology1858,5175523
130Diagnostic Imaging2208,4534939
131Population Genetics1548,4423647
132Planets1588,413223176
133Environmental monitoring1688,411140116
134Nanostructured Materials2418,392186200
135Therapeutics2898,3794286
136Mathematical Physics918,377393117
137Statistics1588,346193117
138Pediatrics1648,334253236
139rehabilitation2798,3134661
140Geography2128,20510775
141Economic History2378,17611121
142Biogeography978,0254220
143Molecular evolution1268,0206977
144transport vesicles47,914222143
145Psychophysiology1987,867218253
146Aging2657,772139145
147Molecular Microbiology887,7526453
148Thrombosis1667,7222541
149Obstetrics2087,685185118
150Obesity2007,58985126
151Pediatric Neurology437,496221117
152Materials Science2157,491468476
153Wireless Communication Systems1107,46421071
154Primary health care3837,380821
155Tourism1147,3524525
156Bacteriology1357,34694114
157Cell differentiation1327,306153241
158Diagnostic microbiology757,20112183
159Chemical Engineering1907,166342329
160environmental protection1467,001131134
161Sociology2226,852134146
162drug therapy1806,836135130
163Developmental Biology1276,800224269
164Electrochemistry1996,765225112
165Biocompatible Materials1776,756404462
166Nursing3126,7461928
167Dementia7346,7132966
168Environmental Chemistry1816,68356153
169Animal ecology1856,6012238
170Plants1366,557169211
171soil microbiology1036,5406353
172Rheumatology1556,5304473
173Physical Therapy1476,5286455
174Oncology976,475228329
175United States1976,406484430
176organization776,3753154
177Occupational Therapy3036,33296
178Radio1056,32013377
179Food1256,281197108
180Environmental Management1196,2507458
181histological techniques696,168239
182Cytogenetics956,129163194
183Immunotherapy1016,094130149
184Sports1136,03127089
185Proteome1526,0292649
186Genomics1635,999203217
187Marine Biology1425,975211147
188Computational Biology1405,942226298
189Environmental Toxicology855,835172115
190Histochemistry825,807509
191Zoology2075,8048885
192Molecular structure1045,79483115
193Embryology1065,789193217
194Soil biology615,752249
195Software Engineering825,696366
196ecosystem1075,6774057
197Stem cells1925,5934088
198Hemophilia2035,51567
199Land Use Planning465,459154
200Mathematics4095,450351251
201biofuels635,42974
202vascular diseases765,4126059
203Spectrum analysis1835,409345428
204Quality of life835,3596744
205Ethology1425,3415096
206Nuclear Medicine1095,3345233
207Critical Care1155,318155234
207freshwater biology905,3182419
209Human Geography1295,2024330
210Water965,164178182
211Neuropsychology1605,111132173
211Entomology2095,111122103
213city planning955,1108027
214Critical Care Medicine1055,102170243
215Allergy465,041242212
216Agriculture1075,039175101
217Anatomy1055,037225229
218Respiration1125,020104107
219Clinical Pharmacology1695,0001816
220radiocarbon dating484,9622631
221Plant cells574,862250299
222Reproduction1454,858169180
223Water quality management1744,8372724
224Scandinavia3154,830510
225Psychopharmacology1734,81795185
226Plant diseases834,813280123
227Behavior1044,786355311
228Agricultural Ecology954,7696371
229plant communities974,7675987
230Oceanography1244,737155162
231sanitation734,734262296
232protein1424,7295090
233Homeostasis254,727111105
233Cell metabolism264,727137108
235Waste management1734,7151513
236Parasitic Diseases844,672189125
237Cognition1534,66999141
238atmospheric models634,6519265
239Radio waves884,6447538
240Drug design374,63225530
241Molecular Imaging714,5896836
242Soil ecology394,5683311
243Social behavior794,5637859
244Chemical Ecology1224,5611518
245Medical Anthropology714,53110272
246Combustion1574,4891814
247Molecules1564,4303661
248Cardiovascular diseases1794,2985080
249plant molecular biology574,270309312
250pheromones1124,2661718
251Lipids1174,2493459
252Virulence514,248194171
253Water Purification1454,2461514
254Mental illness1074,209219301
255Combinatorial chemistry494,2079245
256nuclear magnetic resonance1004,2006036
257pain1254,184102193
258Agricultural Chemistry754,126375211
259gene mapping804,104191225
260Soil fertility294,099399
261Electrochemical Analysis784,092208
262human behavior664,091289240
263Birds1604,0495049
264Engineering1413,998256168
265Liver diseases603,941288336
266Transplantation1163,895185208
267Ornithology1573,8463229
268Parasitology663,801387141
269Nonlinear Dynamics1103,790293227
270Oncogenes603,781206243
271Regional Economics743,76621
272Health1513,763122168
273Ophthalmology1293,761144168
274Organic Chemistry1143,751388367
275Magnetic Resonance Spectroscopy903,7176836
276Biogeochemical cycles633,7133361
277Medical Oncology853,685351251
278biopolymers1403,6543658
279Growth593,641216271
280Neurons203,615286298
281Soft Condensed Matter1433,6033654
282Public Administration773,60213165
283Hazardous waste343,5874111
284industrial waste343,5753611
285radioactive waste333,5723111
286Biosensors603,5658370
287Political Science1273,534226152
288Photonics933,527235272
288Bioelectronics583,5274952
288enzymes973,5274452
291Hydrology1323,517169234
292occupational diseases1253,4832743
293Economic Geography453,468174
294Inflammation983,4663235
295Genetic regulation703,463101199
296Econometrics913,45781105
297Chromatographic analysis1263,4447540
298Immunopathology893,42895104
299Europa913,40684
300Information Theory1033,40175105
301Environmental Law443,3639782
302Radiation1363,3274243
303Entrepreneurship563,3191942
304starch543,306151
305Spine443,30011580
306Energy Policy563,29811270
307Paleoclimatology683,2822118
308Numerical Analysis1613,2595384
308Host-parasite interactions453,259239261
310Clinical Psychology943,159181280
311global environmental change613,1042826
312Cognitive Science763,098111167
313disease outbreaks763,0852429
314infection663,083195159
315Epidemics753,0812328
316Proteomics773,0663977
317Ventilation553,0632412
318Chromatography1193,0375440
319Occupational Health1543,0332439
320psychotherapy1373,01650137
321Bioorganic chemistry783,015359335
322viruses633,010302349
323Computational Chemistry372,9945897
324Speech Disorders1112,9937388
325Electrophysiology1512,9821939
326Infections632,981100127
327Geriatric Psychiatry932,9636669
328Electrophoresis962,9568075
329Environmental Economics272,953174
330Bioinformatics812,950293432
331Comparative Physiology822,9434339
332indoor air pollution472,9261812
332Sick building syndrome472,9261812
334gene therapy752,91790133
335International Relations1252,91410873
336food technology892,873185160
337Carcinogenesis552,8658675
338Photochemistry452,86416159
339Insects1032,8596577
340air quality management422,8521612
341disabilities842,8173116
342Chromosome mapping692,815170212
343glycoproteins762,8091119
343Glycoconjugates762,8091119
343glycolipids762,8091119
346environmental exposure1152,8055689
347Immunochemistry672,804158
348carcinogens522,78411292
349Nanoparticles562,783260197
350Communication742,749222161
351Light412,747149213
352Bioinorganic chemistry972,7266256
353Signal Transduction552,711139164
354industrial hygiene1242,6783324
355mutagens452,67211084
356genome492,649324461
357Research Design612,632100128
358Linguistics1562,60867104
359alcoholism972,604154194
360Industrial Ecology332,60375
361Small Business422,5993479
362Medical innovations332,583157214
363Developing countries1142,5767799
364Synchrotron Radiation922,5692015
365Environmental Microbiology592,568131213
366Gerontology1492,558171205
367Hormones702,54181105
368Public Policy1152,51172119
369Automation582,503299257
370Pharmacy552,500347230
371Health Policy862,444298267
372Food Microbiology542,437120121
373bioclimatology382,4316624
374Respiratory system632,4152219
375calcification522,4072732
376Child Development692,377300325
377drug development312,331175221
378Chemical analysis392,31516849
379Autoimmunity562,2913456
380Quantum Gravity1412,289382552
381cloning532,27838107
382medical education822,276256227
383Bioenergetics482,2153443
384Hemostasis892,2061917
385Analytical Biochemistry562,2048772
386Community Psychiatry572,194131127
387Liposomes402,1841933
388collagen322,1821112
389Lipid bilayers392,1711234
390older people962,166188107
391Health Services Research1252,162108207
392Geobiology682,1611513
392Genetic therapy692,161126195
394Paleoecology472,1573811
395Yeast452,1502622
396Philosophy2152,1488684
397Economic Development732,13987129
398Artificial Intelligence832,137536543
399Business612,121175261
400Organizational Sociology372,120138
401Climate252,111348
402Renewable Energy Sources282,090366353
403Drug delivery systems112,078665180
404weather262,056308
405Education1012,050508416
406fuel cells502,048204276
407Information Technology382,046424196
408Child972,043288343
409Cognitive neuroscience362,028227276
410cell interaction512,0247554
411probabilities1242,01410293
412Environmental pollutants792,012171267
413Paleobotany351,992113
413Vegetation dynamics351,99293
415Language Disorders991,97959101
416Hemodynamics331,971196204
416energy conservation491,971182212
418Optical materials491,951577588
419nucleic acids681,947348726
420coal501,9383441
421Teratology211,9367530
422Green Chemistry621,915260387
423Extracellular matrix261,9031613
424Mental Health1071,89686142
425Membranes441,891191189
425energy resources231,8917453
427Decision making581,888133148
428Engineering Geology421,882189127
429Microbial Biotechnology381,8817132
430Gene expression regulation451,867125241
431Global Health761,8335839
431civil service131,83311222
433Autoimmune diseases531,8092535
434administrative agencies131,8039210
435Adolescent Medicine161,798238146
436Ecosystem management361,7926461
436Immunogenetics501,7926758
438Autoantibodies511,7822030
439animals471,76519773
440Chromosomes471,7597282
441Antigens481,7565753
442Photobiology181,74916519
443Data Mining281,703270191
444Chemical industry301,69230164
445Molecular recognition491,68427
446Classification31,67841737
447Andrology581,6744435
448Energy metabolism321,6705758
449Enzyme171,662193
450Archaeology961,655101115
450Microscopy761,655220116
452Demography691,6464987
453cell physiology401,644387497
454pollutants681,643150287
455Microorganisms271,640308310
456technology transfer181,639106
457Learning351,626232195
458Recombinant DNA461,617114136
459Health promotion361,613366277
460Cybernetics331,612334269
461data collection271,606133122
462Soil Science561,593219249
463drug addiction471,590228240
463Phylogeny251,59017695
465Molecular cloning571,58961113
466Health Education651,587256261
467Child psychology491,580303409
468Crystallography1161,577105164
469Nanostructures231,576599458
470Genetic recombination401,573114113
471drugs561,571235221
472Bone diseases191,5399277
473risk factors551,5374875
474Psychiatric Epidemiology411,5344556
475Control Theory341,523422221
476organizational effectiveness191,518669
477health planning491,49713991
478Mechanics291,48526086
479Carbohydrates481,4772443
480Chemotherapy421,460295243
481Organizational change281,4546226
482Operations Research491,453340318
483Oligosaccharide451,4481539
484Computer Science471,445275113
485Australia591,443250196
486Magnetic Resonance Imaging611,4383259
487Social Change161,43511325
488Quality Control291,426255104
489Neonatology291,4114917
490Ergonomics511,39916094
491Evolutionary economics71,394635
491Population Dynamics71,394666
493Quantum Chemistry431,3939447
494Electrical Engineering1261,388473436
494Neurosurgery471,388119198
496Oligosaccharides311,361126
497Schizophrenia311,355272272
498health services accessibility431,3499757
499Dermatology361,339537412
500Aerosols331,3205254
501Emergency Medicine741,317178206
501cell membrane291,3175065
503mass transfer441,3168280
504Energy Conversion341,303299488
505Women's health471,300154138
506Medical Ethics631,29413896
507Astrocytes241,29391131
508biological factors441,292339361
509Systems Biology721,291115182
509Cell death351,291316460
511Organizational Behavior221,2908362
512Social work621,289160133
513Cellulose221,28712080
514bees141,27812145
515Bones341,27675134
516Probability691,27355100
517behavioral medicine461,265218334
518Medical Imaging531,2522659
519Mycology351,251324294
520Knowledge601,2452020
521Electrocardiography961,23011
522Radiology381,223270140
522cytokines361,223150172
524Transportation561,216211238
525Raman spectroscopy371,2095050
526Adolescent571,207360412
527innovation361,2022251
528international cooperation551,1992169
529cryosphere111,19720094
530analysis111,18917661
530DNA polymerases101,189237241
532Geochemistry421,185343311
532brain mapping311,185163200
534Communication in politics31,1781473
535Synaptic Transmission321,1755550
536fertility251,170368317
537Hearing511,167107164
538biological monitoring271,1655535
538packaging321,16562
540antibiotics421,1586160
541Neuroimmunology111,153260146
542Corporate governance181,1524023
542abnormalities81,1529522
544Vision401,14989130
545Business Ethics151,145337235
546Electromagnetism541,13893129
547Social Psychology531,137409569
548Metallurgy351,135575358
549Sustainable Engineering421,129290411
550Wildlife conservation391,11684103
550Digestive system diseases341,116211176
552Psychoneuroimmunology91,115247136
553Socioeconomic Factors291,11310972
553polar regions481,1137083
555Infertility221,111382317
556Rheology231,10514384
557Computer-Aided Design371,104117121
557lasers311,104562300
559Parenteral nutrition321,102240303
560economic policy901,101167292
561sustainability331,10056143
562Heat Exchangers301,0934953
562landscapes81,093546
564Environmentalism141,0901811
565Social welfare401,0877741
566Total Quality Management191,083284
567Bioethics541,08210272
568Sexual health231,081208108
569Periglacial processes131,0773222
569Permafrost131,0773222
569Frozen ground131,0773222
572Biometrics361,075271269
573Emergency Medical Services611,0735246
574Plant Morphology451,0672629
575blood transfusion801,06581192
576Antibodies341,0631950
577Orthopedic Surgery361,055147168
578Population451,046111102
579Radiobiology351,043575479
580Food texture181,0403113
581Pregnancy431,0398697
582energy development131,038218247
583Risk381,03753109
584Bacterial infections471,03075356
585Developmental Genetics171,028239338
586Psycholinguistics571,023117210
587Cerebellum141,0217236
587Cerebellar ataxia141,0217236
589Computer Vision281,011148264
590Mass Spectrometry301,009367330
590Culture591,00911684
592wood531,0034755
593Manufacturing Processes59997275345
593Cognitive Therapy309978373
595Urban Policy1799310239
596pain management569924289
597marketing56987200456
598finance67979275527
599Aquatic ecology28969176138
600Production Engineering55959262281
601Enteral nutrition24954203243
601language40954121190
603mathematical analysis60939299162
604Mineralogy31936429417
605Fluid Mechanics35933580527
606Oxidation-reduction23932141333
607Boundary Value Problems389238286
607Antenna Arrays389236981
609Palliative Care7092259114
610Cerebral cortex22921319352
610Vaccines47921315479
612ethanol269206157
613Radiation Protection889181917
614radiation monitoring849171515
615isomerism219144515
615Chirality219144515
617free radicals22913339498
618Speech29910184204
619Language Acquisition4190966108
619Reproductive health35909112118
621Political Psychology890817762
622Fungi19906237216
623behavior therapy24900236207
624commerce22898344319
625Physical Geography1289720151
626Hospitality industry268951311
627Computer Graphics48893225318
628Oxidative stress12889520288
629Radiation dosimetry768881312
630Robotics35884349327
631Industrial Safety598792559
632Plant Genetics15877298274
633Fluid Dynamics31875203148
634Industrial Engineering34870463469
635Pharmaceutical Technology24866458408
635Heterocyclic compounds5186610352
637Image Processing33861476574
638Pharmacogenetics29851246321
639Gastrointestinal diseases378506054
640Development2884991100
641Breeding22844433353
642Medical Technology31842317305
642Multivariate Analysis284241846
644Antioxidants21841159327
644optical instruments1884113494
646Petrology23838289304
647Audiology50830125206
648Autism15828237197
649Plant genetic engineering14822433327
650Algae17819317224
651speech therapy258148659
652Work328112534
653Reproductive toxicology208105361
654Group decision making208027265
654Organometallic compounds26802389352
656Economic Assistance357952651
657Mental Health Services36787304312
658Conservation Biology28784233392
659Social policy5778196147
660Crystal growth30779201246
660baking257793742
662Substance Abuse44777315388
662Asia58777276266
664Production Management21773204324
664China66773384505
666Sleep Disorders45772368560
667Surface-Active Agents3177098181
667Surface properties3177099181
669Serology267677073
669Pancreatic diseases217674333
671soil management176672736
672Energy Storage29764299359
673Bacteria157605787
674Sleep45759361568
675Psychiatric Nursing507563954
676Leadership197522432
677Engineering Mathematics48749448398
678Lung Transplantation65748114178
678Solid State Chemistry46748236307
678Heart transplantation65748114178
678Communication Disorders237483529
682X-rays1974716153
683Screening207421912
684nuclear magnetic resonance spectroscopy32741118115
685Meteorites5073869176
686mutation10733177109
687Corporate Social Responsibility77326527
687environmental auditing77327327
689Hematopoietic stem cell transplantation772627688
690voice547211846
691Jurisprudence55717121199
692Biopharmaceutics17716374268
692amino acids247165992
694natural products36715402504
695peace3571160121
696Organometallic chemistry39708248279
697Pediatric Nursing1970610648
698Landscape Ecology14702150139
699Cell communication24701131174
700Public Choice156939166
701Muscles22691281352
702Fisheries21688487396
703Applied Linguistics296827074
704Lymphatic system17676105
705viral genetics9673221346
706Developmental Psychology19662363413
706Second Language Acquisition156626153
708population geography316591939
709Mitochondria116562113
710nursing ethics216551619
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