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Top Disciplines (by citations)

#DisciplineArticlesCitationsR ARankR CRank
1Physics7,408719,6692221
2Science4,989604,7683233
3Biology5,928508,5632537
4Natural history1,382303,7693535
5Chemistry3,377234,8587852
6Ecology3,074228,596118
7Molecular Biology2,954228,5423429
8Genetics1,929174,2551113
9Microbiology2,360167,7901921
10Biochemistry2,521140,3847352
11Cell Biology1,061130,5935760
12Botany2,211127,69496
13United States2,965121,8922315
14Condensed Matter1,989120,8143120
15Nuclear Physics1,770117,5088224
16Cytology974115,3787265
17Solid State Physics2,015114,4992923
18Biotechnology1,109113,3464414
19Medicine2,104112,852150152
20Materials1,03989,87812051
21Nanotechnology94989,4819544
22Virology87288,8223162
23Bioengineering71787,9153616
24Astrophysics1,08476,11210092
25Research1,57175,87811884
26Economics94173,0072316
27Environment1,02471,0482226
28Quantum Gravity98667,4503519
29plant molecular biology52166,218165
30Materials Science1,42264,3774740
31Plant cells46057,6041312
32Pollution1,06056,5863141
33Microbial Ecology63654,6051111
34Optics1,03554,2355412
35Neurology78053,510220186
36Psychology75052,42611569
37finance29251,436178
38Astronomy1,09451,411120124
39Fluid Mechanics81050,646117
40Plants59948,551910
41Statistical physics67247,8067422
42Nutrition93446,5372218
43Immunology79045,22499109
44Biochemical Engineering17343,2837515
45Polymers95643,2517030
46Breeding55642,79232
47Human genetics18442,537185175
48miniaturization35042,4313417
49Plant physiology36341,705288
50Geophysics1,02141,2908479
51Biophysics83741,26811037
52Plant diseases90941,02473
53Spectrum analysis66840,6306664
54management27739,6325930
55Entomology1,35535,42854
56Animal Behavior62935,20423
57Environmental Engineering63734,3423341
58Neurophysiology49333,1007587
59Soil Science65632,53497
60Agricultural Chemistry40232,050476
61Environmental Health59031,89396102
62Microelectronics27131,8594524
63polymerization65431,7757830
64Statistics71031,4011824
65Geography62930,79487
66Immunity23630,6168383
67biological evolution44830,1791631
68Public Health51829,887197112
69Genomics52629,314218
70environmental pollution67228,8672520
71Mathematics1,39728,0754216
72Nonlinear Dynamics32227,3184912
73Diet45927,1762328
74Psychophysiology50026,9907262
75Sociology50426,9042624
76Developmental Biology37126,6406771
77Agriculture77626,62784
78Biocompatible Materials47626,110116105
79Reproduction54126,09699
80Endocrinology50225,787102124
81Food50625,329137
82Physiology60924,763106121
83Molecular Genetics41124,2711313
84Biogeochemistry16623,948151
85Technology48123,6325224
86Evolution37422,9782032
87Operations Research38322,28889
88ecosystem16421,867123
89genome16021,1067462
90Biomedical Engineering42720,86512064
91Computational Biology22520,47810379
92Planets49320,3945975
93Agronomy59620,36086
94Ethology33720,26245
95viruses34220,0093753
96Geology31519,99014252
97Meteorology24919,87213378
98Animal ecology30519,48262
99Plant Genetics8219,449385
100Anatomy36619,2813851
101Social Psychology36919,2284249
102Analytical Chemistry35619,11517077
103environmental protection24418,8344220
104Artificial Intelligence33418,78510559
105nanoscience21718,463173113
106Embryology24617,8526765
107Nanostructures11217,7516225
108Bacteriology26217,4483331
109Insects32117,227102
110gene mapping24917,2013239
111Agricultural Ecology32317,0661211
112soil microbiology19816,9991813
113Mathematical Physics28916,9537836
114Computer Graphics23716,8133014
115Electrical Engineering1,08216,7281714
116Electronics49916,6649157
117nucleic acids24316,52555117
118marketing13616,3983932
119Behavior32416,3148873
120Epidemiology21516,220298128
121Environmental Chemistry34816,172941
122Bioinformatics14415,93615177
123Molecules14915,776394
124Hydrology41115,7342938
125Growth15915,6508073
126Molecular ecology22015,455916
127Cognitive neuroscience6615,42711936
128Photonics17015,35912239
129Social Sciences58415,3382421
130Social behavior22415,14465
131sanitation20015,1137680
132Colloids40214,8787380
133Telecommunication29814,7566952
134Cancer56214,554129250
135Plant Ecology17014,2154215
136Political Science71514,1632041
137Hematology46014,057286290
138Information Theory26313,2381921
139Cognition20013,1646230
140Population Genetics23513,1221119
141Molecular Microbiology17713,1011516
142Metabolism16012,666297213
143personality17812,5812736
144Metabolic diseases10212,499355190
145Water25712,4754363
146cell physiology20612,3864350
147Host-parasite interactions13712,2934447
148Cognitive Science8712,1718229
149Cytogenetics12912,092108102
150Molecular structure13212,0345444
151Physical Chemistry29212,0285278
152Child Development16711,96711069
153plant communities10311,9584518
154Chemical Engineering25411,858248205
155Light8311,8295325
156Computer Vision2711,73515622
157Earth Sciences14011,58521169
158Genetic engineering19211,5273320
159Molecular evolution22211,5191644
160Neuropsychology20011,2759855
161Psychiatry23511,262420416
162human behavior20311,2216667
163Pediatrics10810,824354179
164Biodiversity conservation18710,81752110
165Biodiversity19610,7125851
166Birds54510,469510
167Surface Chemistry26510,443108103
168Toxicology27510,375213196
169Oceanography15610,35211961
170Child psychology14810,2359981
171Nanostructured Materials23210,187205157
172Comparative Physiology18510,14565
173proteins26610,0104355
174Econometrics1569,8632934
175food technology3159,7761824
176Catalysis2029,718293233
177Allergy509,693221102
178Geriatrics3559,691118150
179Plant breeding2429,59253
180Atmospheric Physics1609,552148123
181Chromosome mapping1769,4314136
182Developmental Genetics1029,3764564
183Cell differentiation1459,358144178
184Medical Microbiology1489,308159138
185Signal Processing2249,284130124
186probabilities4189,151107
187Virulence1208,9874949
188organization788,9442936
189Business1078,9027261
190Engineering4238,8434546
191Combinatorial chemistry958,8252717
192Medical Laboratory Science1868,6855057
193Communication2198,6625136
194Genetic regulation1028,6056488
195Immune system498,286177143
196Linguistics1598,2426322
197Ophthalmology708,23727266
198Climate change1108,20452111
199Eutrophication1098,20250111
200economic policy2398,1902721
201Gene expression regulation938,1855673
202Ornithology4728,03525
203Economic Development1597,9691913
204Genes1567,9511910
205Chemical Ecology2267,91424
206Biometrics1207,9026844
207Plant Taxonomy1047,877173
208Data Mining707,8605338
209DNA polymerases727,6922139
210Atmospheric Chemistry937,616152118
211International Relations2197,5713916
212water supply1657,5493853
213Climatology1367,548165154
214Urology1267,536182123
215Economic History3977,5103926
216Energy Conversion807,496115114
217Health promotion1627,4256747
218Zoology2487,4056856
219Mycology2707,3711330
220viral genetics577,3565066
221Optical materials1507,314190182
222Developing countries1807,3003218
223Surgery537,233548496
224protein1807,2273249
225Developmental Psychology1107,1816451
226Insect biochemistry1057,10153
227Vision417,052867
228enzymes1237,0362611
229Environmental Toxicology1386,9758487
230pheromones1846,89737
231Neurobiology786,868229157
232Education4086,849108145
232Organic Chemistry1626,849255176
234Ceramics1446,7959455
235Glass1436,7747253
236pottery1426,7707052
237Histology866,72820291
238commerce566,6889769
239Philosophy2866,6745614
240Parasitology2406,6477874
241Membranes986,6044822
242Industrial Microbiology926,57710252
243Crystallography1756,5674843
244Microbial Genetics1146,53953
245phytopathogenic bacteria1116,52723
246Automation1076,40814899
247Environmental Policy1306,362119141
248Nutrition physiology1456,32969
249Bacterial infections586,3085042
250Robotics926,2949526
251Liver diseases506,232345214
252Medical genetics1106,183536522
253Psycholinguistics956,1826332
254Renewable Energy Sources466,15021397
255Bioorganic chemistry1036,108256140
256computer networks936,09616040
257Mental Disorders1066,094509416
258Microorganisms616,05012268
259Medical innovations476,0449571
260Chronic diseases155,97526174
261mycoses625,9084246
262Aging2565,905144197
263Sustainable Development975,8973935
264Engineering Mathematics1615,8959131
265Pharmacology1595,887713627
265Biomass Energy875,887176119
267Neurochemistry965,820330240
268drug development475,79511175
269Mass Spectrometry1035,7667123
270Obesity1065,760225171
271Community Psychology325,7529217
272Ecosystem management855,6771313
273Probability1855,639710
274Demography1315,6152422
275Anthropology4235,5912740
276Conservation Biology1075,5723649
277Environmental Microbiology945,5615367
278Oncology945,527239389
279Decision making1335,4983437
280Radio1585,4846792
281Soil biology455,4654212
282Quantum electronics1745,4365941
283Transgenic plants885,40994
284Marine Biology1205,363260167
285behavioral medicine565,34916680
286Mathematical Economics305,3092527
287Quantum Optics605,2225911
288Parasitic Diseases1645,20470109
289Hydraulic Engineering1915,19754
290Statistical Mechanics1905,180912
291preventive medicine705,09511761
292Cardiovascular system585,064435447
293Magnetohydrodynamics1735,0571011
294Perception785,0337844
295Pathology685,025490290
296Welfare Economics975,000812
297Production Management1264,9952042
298Immunotherapy434,989370196
299Biomechanics1114,9866457
300world1144,97223
301Atomic spectroscopy524,9337814
301Laser Spectroscopy524,9336712
303Plant genetic engineering1374,9263138
304feeding behavior804,876169
305lasers1714,8488559
306United Kingdom974,830143129
307Diagnostic microbiology684,814142159
308Transportation1274,8138057
309Database Management1014,7152531
310Animal breeding784,710428
311Mental illness704,680349268
312Nervous system634,650464342
313Systems Biology964,6386419
314Water pollution994,609194176
315industrial relations3224,56047
316Gerontology2364,54810891
317Rheology1184,5381110
318Hypertension544,528471453
319consumer behavior1004,513412
320Cell metabolism254,497149118
321Homeostasis244,494117118
322Appetite694,4891712
323Neurons274,452226243
324Adolescent1224,43415998
325Soil ecology314,4325012
326Nanoparticles754,406186121
327Medical Physics804,395295138
328radiocarbon dating214,3798435
329Soil fertility244,334578
330Food Policy934,29722
331Pharmaceutical Chemistry1314,292484507
332eugenics1604,24767
333Environmental monitoring974,244326296
334Fluid Dynamics764,1787316
335Numerical Analysis1074,12711959
336Health1144,119185150
337Geotechnical Engineering934,06299
338Food Microbiology974,0295163
339health services1154,0086245
340older people2213,9977448
341global environmental change423,9846418
342atmospheric models233,96022878
343Environmental pollutants1203,9587790
344Soft Condensed Matter1253,9414448
345pollutants1183,9235978
346Water quality management1173,8986036
347Wireless Communication Systems903,897263157
348biopolymers1263,8944549
349Pharmacy833,892236143
350energy development143,84419658
351Computational Chemistry623,8361581
352fertility813,76910884
353Hospitality industry1243,76711
354Green Chemistry1003,734136189
355Development783,7051610
356Orthopedics743,660254148
357Soil Mechanics813,6595338
358Microscopy5333,6531242
359Ethnology1503,6524319
360city planning1733,6223155
361Mechanics643,6218629
362herbicides1263,6142119
363Control Theory1073,59413189
364Critical Care733,588252361
365human development493,5867740
366Obstetrics1263,584296274
367Plant tissue culture1203,565810
368plant viruses1133,54244
369Critical Care Medicine713,532247364
370Medical Anthropology703,51810498
371Organometallic compounds633,51512756
372adolescence793,4776258
373Oncogenes413,465315275
374Wildlife conservation483,4456112
375language903,4434045
376Lipids633,43610998
377Morphology1153,4191413
378Proteome583,395135118
379Brain863,391405386
380Plant cell culture733,3671512
381Geochemistry1143,366129118
382analysis383,3293823
383freshwater biology513,3006643
384Information Retrieval433,2592114
385Environmental Management813,227166203
386Image Processing683,223228219
387Electrochemistry2033,203219292
388Phylogeny603,1964637
389Cybernetics443,183246137
390Biogeochemical cycles433,1555971
391California1133,1431517
392Europe2133,107201240
393Health Policy973,101254207
394Child843,073343246
395Information Science553,07014555
396Memory723,0552442
397Public Policy833,04512583
398Regional Planning1553,0332879
399biological factors583,023230112
400Intelligence473,0202013
401Food texture663,00821
402sexual behavior623,0032519
403Sustainable Engineering892,994105142
404Government policy612,99246
405Transplantation512,944379279
406infection502,890270172
407mammals1212,8703339
408Informatics222,86719343
409Quality Control922,8603841
410Clinical Psychology502,824324297
411Signal Transduction742,81388152
412Family932,7925760
413Microeconomics592,7781521
414energy conservation562,739146142
415Mineralogy772,737191178
416Food Security352,73073
417Development Economics572,7061317
418biological invasions682,7002221
419Recombinant DNA692,6965762
420Hormones422,68019089
421Radiography382,679174114
422Teaching672,67113682
423embryonic development732,668712
424Diagnostic Imaging932,666199215
425Emotions332,6388652
426Alzheimer's disease572,613400157
427Fungi552,6015464
428sustainability472,5792036
429Molecular cloning652,5455252
429Genetic recombination652,5454752
431Public Administration572,54118592
432Health Education872,536185165
433Veterinary Immunology962,51767
434Horticulture1202,5002418
435System analysis882,49114299
436Scandinavia802,4833733
437Geometry1262,4691919
438Solar System882,4626782
439Dementia572,455382141
440Animal genetics672,4426336
441Stochastic Processes752,4241711
442Psychopharmacology382,422489365
443Social Media542,41637
444Clinical Chemistry692,415477542
445Communication in medicine772,4123128
446Political Sociology392,3972917
447Infections322,396244173
448Structural Engineering922,3578150
449Social Change342,3522611
450Industrial Engineering732,336212175
451bees1032,330814
452Population892,3154433
453fuel cells432,306237251
454Plant Biotechnology642,2994760
455International security312,2931721
456Proteomics342,290165113
457Traffic Engineering262,2714515
458Learning552,270144146
459breastfeeding932,25876
460Magnetic Materials442,256287142
461Parasites952,23983109
462Mechanical Engineering922,23621294
463Hemodynamics232,227287175
464Dietetics742,2252837
465exobiology272,2205629
466Civil Engineering1612,2093629
467arthritis322,206436351
468Classification212,1964728
469mathematical analysis1112,19410435
470health behavior432,180179121
471Information Systems532,1727259
472water resources552,16484
473Environmental Geology462,1579748
474Nuclear non-proliferation232,1501012
475animals832,1469956
476nuclear magnetic resonance532,13114589
477Humanities652,1067616
478Foodborne diseases1162,105712
479Natural resources1002,1011026
480Medical Oncology942,081324416
481Energy Policy382,074197149
482Environmental Education472,059165
483Social policy472,05412741
484Infertility492,049186174
485Crystallization232,03910711
486Biogeography442,030151210
487Paleontology1012,000137169
488Experimental Psychology201,98718177
488Diabetes331,987785678
490Fracture mechanics661,9847256
491families711,9755348
492Stem cells421,967392347
493consumers771,95915
494Language Acquisition401,9326745
495Primates571,9248273
496Fisheries1131,92070132
497immigration251,91698
497migration policy251,91698
497Asylum seeker251,91688
500Sustainable agriculture591,8992430
501Energy Storage501,889150144
502Orthopedic Surgery371,86714678
503Risk501,8643349
504Pediatric Neurology211,862456423
505Therapeutics541,860371432
506prostaglandins371,857145
507Biosensors301,855225201
508Adolescent Psychology371,84913493
509children391,8414430
510Systems Engineering741,813194171
511Electrophoresis451,804256160
512Bioenergetics181,79715657
512Energy metabolism181,79713349
514Drug delivery systems231,784333214
515natural products351,779411206
516X-ray crystallography881,7782659
516Vaccines521,778284242
518Algorithms181,77210914
519Estuaries141,7635732
520Magnetic Resonance Spectroscopy351,751244107
521Human Resources181,7448218
522DNS181,7418216
523Financial management441,7383244
524Documentation261,7314723
525Groundwater491,7167845
526Socialization251,71510048
527Human-Computer Interaction691,6927193
528Energy Harvesting301,68374106
529Geomagnetism641,6819882
530Oxidation-reduction261,678121166
531Discrete geometry561,6621011
531Youth511,6625977
533energy resources331,6593381
534Business Ethics151,658337163
535Aquatic ecology761,6383354
536Consumer education491,63565
537Bioelectronics211,633231193
538optical instruments1031,6091856
539data protection241,6082311
540drug therapy411,601651534
541Petrology301,600233176
542Experimental Design391,5912852
543Fiber Optics281,58720892
544Consumer Protection661,57614
545Textile industry941,5733716
546China751,553343254
547Pharmacognosy291,552425273
548Electromagnetism231,54428080
549Australia801,539185177
550Inflammation191,519443174
551Health Services Administration651,51694138
552clay361,5103231
553clay minerals351,5072627
554gene therapy331,501250273
555Diabetes mellitus311,498750801
556Combustion641,4848582
557Databases571,4813248
558Microwaves671,478225203
559Cerebral cortex181,467374256
560RNA351,4627598
561Soil261,4571714
562national security251,4554630
563Schizophrenia181,445422255
564animal diseases471,4354427
565Rural Development311,434148
566child abuse231,431178120
567Antioxidants231,427134176
568visualization1141,42284106
569Photochemistry381,420202165
570transgenic organisms291,4191210
571peptides461,4166130
572Organizational Behavior301,4145055
572Bone diseases71,41430781
574Invertebrates571,411611
575Elderly1551,4098362
576Japan371,399478171
577Metallurgy551,397396305
578cell membrane121,39514960
579Biomolecules251,3915670
580micromechanics261,3876629
581Risk Management481,3863759
581Peptide411,38686
583Composite Materials381,379389329
584Radiation631,378159193
585Peasants151,374103
586Machine Learning191,3735877
587Bones301,36897124
588Software Engineering331,365176126
588Sports Medicine521,365687587
590urban health111,36310630
591Microfabrication261,3463011
592Analytical Biochemistry471,344121134
593Genetic therapy431,342235312
594Plastics491,333218132
595transgenic animals261,3301511
595health planning561,330113112
597Archaeology641,319171134
598Pesticides351,3164210
599Veterinary Pathology411,314298
600Meteorites281,31114196
601Photography2301,3054229
601Tropical Medicine391,305322203
603alcoholism441,302335357
604Planetary Science301,29311264
605Rock Mechanics411,2908886
606Land use521,2853752
607Respiration411,273342397
608particle beams801,2701720
608rehabilitation821,270258520
610Primary health care111,2611.1K263
611Portfolio Management661,257518
612Neuroendocrinology41,2556616
613Psychometrics211,254107100
614Tissue Engineering101,25311021
615Synchrotron Radiation821,2452434
616peace421,2404373
616free radicals321,240226377
618Human Geography351,233209146
619Immunopathology271,229419340
620Distributed Databases221,214139
621disease vectors491,213100131
622particle accelerators791,211813
622Research Design331,211211248
624agricultural policy271,21034
625Strategic planning221,19710567
625motivation161,1972725
625Emotion161,1972525
628income distribution311,195524
629Leadership141,1914412
630Dynamics571,181150129
631Thrombosis221,178493409
632vascular diseases191,177328337
633Memory disorders311,170714
634research and development281,1682329
635Eating Disorders351,157178177
636data collection251,150154194
637Entrepreneurship111,148319200
637Cellulose291,1489589
639government1551,1451794
640Metals401,140420294
641international cooperation301,1358477
642Input-output analysis181,1253321
643Feeding and Eating Disorders331,124179176
644Jurisprudence861,12058107
645Food additives301,10412398
646Wildlife management361,0996141
647Politics1611,097970
648Quantitative Research241,09693
648Smart Materials181,09616067
648Bacteria71,09614550
651medical education381,092471389
652income171,091229
652Wealth171,091229
654Language Development311,0903241
655Ergonomics1171,08663125
655Chromosomes271,086155169
657Sociolinguistics291,0848541
658Small Business81,081359242
659Community Psychiatry311,075256253
660Leukemia281,073491526
661warfare221,0705256
662calcification231,065119115
663Landscape Ecology211,0628983
664Computer Architecture491,0601923
665International Finance321,05714894
666Phonetics81,04914012
667War and Society211,0433953
667Structure-activity relationship141,0438760
669Computer-Aided Design371,040117133
670Drug design171,038654338
671Freeze-Drying151,0373610
671Hypothermia151,0373610
671Freeze Drying151,0373610
674Food preferences431,0141320
675Semantics111,001748
676Adolescent Medicine15999253283
676Sports48999611575
678Wetland ecology239986734
679Computer Science69994163202
680History1109879645
681planning61983834
682Celestial Mechanics209784915
683psychotherapy31972366366
684Forest genetics449691518
685Fertilizers1996610859
686Asia72962228212
687Wetland conservation219615730
687Wetlands219615730
689antibiotics2095910171
690Africa81947108100
691Educational Psychology38943284312
692Aerospace Engineering149391058
693Investments419321526
694poverty369301732
695Animal Biotechnology15925348
696Game Theory359241824
696Occupational Health33924246169
698Dermatology36922537539
699Combinatorial analysis3492112733
700Mental Health Services37917295269
701Culture879126898
702Hospitals44909166216
703Marriage499083668
704Tourism24905312294
705Porous materials2389411750
706child behavior1489211446
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