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Top Disciplines (by citations)

#DisciplineArticlesCitationsR ARankR CRank
1Science2,114221,999142122
2Physics2,565197,660126145
3Ecology2,297190,8352212
4Biology2,751178,001105146
5Microbiology1,824154,9224929
6United States4,086130,9811113
7Nuclear Physics3,210109,6132527
8Molecular Biology1,551105,235145131
9Environment979100,5502510
10Botany1,42394,4791911
11Chemistry1,66994,234229234
12Natural history39887,912168167
13Biochemistry1,74585,490152116
14Microbial Ecology60879,986123
15Medicine1,73471,043175247
16Psychology1,45264,2263549
17Pollution1,11062,5092332
18Plant cells51261,60778
19management46259,0072016
20Biotechnology60953,66415469
21Education1,33553,301105
22Cell Biology62651,740154158
23Plants66249,77989
24Astrophysics78447,782163149
25Genetics80143,05162122
26Research1,22641,875154170
27Environmental Health76341,2655657
28plant molecular biology40640,7361914
29Neurology92836,766177286
30Toxicology94936,0862816
31Bioengineering30135,66115477
32Artificial Intelligence30935,43711120
33Environmental Engineering51831,3674949
34Public Health60030,788156104
35Social Psychology50429,7042628
36environmental pollution72628,8542120
37Spectrum analysis50928,53110199
38nucleic acids11925,90420169
39Cytology40525,861272316
40Communication72925,24123
41Entomology71624,472229
42Biochemical Engineering8923,79721560
43Nanotechnology30823,796389251
44Production Management17623,77873
45Astronomy56123,635250264
46Condensed Matter66423,360172183
47Teaching39822,90261
48Materials46222,563329281
49Geography53522,0252016
50Solid State Physics67521,507174195
51Plant physiology32621,4143129
52Operations Research14021,3798510
53sanitation24521,3145747
54marketing24921,128520
55Behavior48021,0984449
56Signal Processing17120,79617138
57Psychiatry52120,694178229
58Mathematics1,36720,4315456
59Agriculture64720,047159
60Political Science59019,9082628
61Soil Science44919,2052016
62Sociology53119,1532335
63Quantum Gravity46619,11510091
64Psychophysiology47418,9107197
65Economics51818,4017081
66Genomics40918,2024639
67Endocrinology41017,860142192
68Agronomy51917,288118
69Biophysics56517,124176165
70Child Development30417,0084039
71Polymers34516,825307143
72Immunology43216,820221346
73Pharmacology50216,591212209
74Environmental Chemistry32316,1571241
75Human genetics8816,093428422
76Biomedical Engineering42515,79812099
77Evolution22115,6037573
78Physiology46115,330152201
79Plant diseases48814,6602629
80Microorganisms21214,6552211
81finance11914,52212060
82biological evolution21414,12981106
83Child psychology24313,8265256
84Pediatrics35213,811110141
85Business10613,7977533
86Social Sciences49513,6823631
87Decision making19413,667119
88polymerization26513,660298127
89commerce6912,9207128
90Nutrition32312,617196203
91Clinical Psychology26412,2103258
92personality21312,1792139
93human behavior30312,1693361
94environmental protection26411,9973545
95Biodiversity conservation12011,96011993
96nanoscience10011,819419186
97Materials Science47211,618208324
98Statistics29411,5389193
99Insects14911,368397
100Community Psychology19211,35534
101Virology18810,977311475
102Analytical Chemistry25910,822264186
103Environmental pollutants25810,7421413
104Neurophysiology28510,704161265
105Agricultural Ecology20510,6982526
106Econometrics14010,5213933
107Sports Medicine44010,5004275
108Health Education27810,4973216
109Climate change7010,47211480
110Eutrophication6910,47011480
111Reproduction31210,4624756
112genome13110,370106155
113Evolutionary Computation5710,359105
114pollutants24810,2731111
115Genetic algorithms6610,25875
116Mental Disorders18110,223297259
117Molecular Genetics1519,87110171
118gene mapping1669,7776491
119Biomass Energy1919,7364750
120Epidemiology3079,614192216
121Medical Microbiology1349,392180119
122Health3009,3284143
123Environmental Policy1899,2465275
124Technology2239,231181109
125Chemical Engineering1809,213372259
126Animal Behavior2189,1727071
127Sports3649,0983652
128Fisheries3538,8361616
129Water1818,8077897
130Chromosome mapping1488,4775146
131Child2338,3729665
132Oceanography1318,35816591
133Obstetrics2028,300151103
134soil microbiology1208,1724837
135proteins1248,13014585
136Environmental Toxicology2017,9283873
137Image Processing667,90123181
138Statistical physics2637,808319284
139Breeding2027,7453540
140Agricultural Chemistry2097,73610998
141Diet1457,603166192
142Speech Disorders1977,5622727
143Adolescent2357,5585744
144Community Psychiatry1627,5453522
145Food1857,52011381
146Speech2097,5151518
147herbicides2377,51165
148Brain2517,50497177
149Criminology2287,3091314
150Biocompatible Materials1587,292445424
151Bacteriology1257,14685107
152protein987,1318752
153Surface Chemistry1367,045283183
154Growth916,662147166
155Environmental monitoring1656,646143158
156Developmental Psychology1456,6414159
157Cancer2456,607360542
158Immunity726,544349405
159Vocational guidance2956,5371013
160Hypertension1766,527156332
161Linguistics1396,5038731
162miniaturization766,419273224
163Social problems546,4142910
164violence1766,34556
165Colloids1376,312344267
166Developmental Biology1426,306201294
167Aging3276,300114211
168Geriatrics3506,280124223
169Cognition1256,20413699
170Developmental Disabilities1066,0825051
171Family2266,0761623
172Computational Biology1816,057136283
173Hydrology2436,03876138
174Plant Ecology1116,0349487
175Water pollution955,943208133
176Educational Technology1345,9162010
177Molecular ecology865,89994102
178Mental illness1115,883206212
179Mycology1725,8093849
180Biodiversity1385,806121126
181Population Genetics895,74510795
182Environmental Microbiology695,73710564
183Perception2035,694116140
184Communication in medicine1685,63121
185Physical Chemistry1955,584117209
185Cardiovascular system975,584293412
187ecosystem985,5444961
188Medical genetics1375,521418526
189Engineering2315,484138122
190Power Electronics555,43614350
191adolescence1205,3913028
192Automation1025,365160116
193freshwater biology775,3583218
194Hematology2635,344488638
195Composite Materials1035,33010662
196Genetic engineering1205,30180108
197Health promotion2085,2394275
198Horticulture3905,22178
199counseling2625,1911929
200Geophysics1835,167472530
201Economic History2775,1469056
202Neurochemistry1755,143155255
203Psychometrics615,1323932
204Visual Perception1665,082122119
205Criminal psychology1455,0581625
206Medical Laboratory Science1055,056121128
207Meteorology1045,045315303
208Environmental Management1245,0276496
209Personality Assessment885,0151315
210Microelectronics544,974336234
211plant communities854,9688280
212health services1644,9383530
213Energy Conversion374,917270179
214Developing countries1254,8957137
215Human-Computer Interaction494,87911515
216Memory1654,779131161
217Surgery544,776522677
218Metabolism964,773498506
219Ethology1054,735103120
220Psycholinguistics1114,7324755
221Genes1044,7274325
222Electronics1784,685347256
223Zoology1964,677136170
224Neuropsychology1444,669163189
225Economic Development1164,6593636
226Medical Anthropology1214,6144270
227Export Marketing514,58621
228cell physiology704,557221206
229Nursing1164,5519743
230Tourism784,5477942
231crime1864,533417
232Attention1674,524122148
233child abuse874,5181612
234Robotics654,48516253
235Fluid Mechanics1384,466172167
235Gerontology2994,4667792
237Experimental Psychology734,4611621
238medical education2734,45753119
239carcinogens754,4506843
240Nonlinear Dynamics1554,411195205
241United Kingdom814,391179148
242organization574,3575092
243Bioinformatics1414,350150320
244language1104,3132930
245Sustainable Development844,2875056
246Molecular Microbiology574,263122133
247Eating Disorders1004,2574740
248Feeding and Eating Disorders994,2504640
249Plant Genetics634,2264844
250Telecommunication1134,181257226
251Light854,16753134
252Chemical Ecology894,1182522
253drug therapy1514,112206271
254Therapeutics1414,096119210
255Embryology1044,078197304
256Virtual reality194,062454
257health behavior724,01610861
258Organic Chemistry1144,015389345
259pheromones863,9842422
260Optics1973,970481522
261Data Mining433,96714074
262Catalysis1123,952538573
263Industrial Microbiology743,949151125
264Neurobiology693,906266266
265economic policy1173,88011158
266Development783,827189
267Educational Psychology1323,8155875
268Medical Oncology663,814319203
269biopolymers203,79347749
270older people2873,7715053
271natural products363,75939781
272Plant genetic engineering1003,7584063
273rehabilitation1593,736122186
274food technology1573,73478113
275Conservation Biology673,72210190
276Radio1493,70572151
277clay543,689206
278Mass Spectrometry1243,6886781
279Biogeochemistry593,656133117
280Nanostructured Materials1123,633462465
281Biomolecules73,63029216
282Psychopharmacology523,625328212
283clay minerals513,623143
284biofuels503,615137
285Photochemistry823,5745434
286Animal ecology843,571116110
286water supply893,57190115
288Marine Biology1003,551338271
289Oncology763,508319599
290Diagnostic microbiology463,458239231
291Planets673,420429366
292Second Language Acquisition2803,39016
293Biomechanics1213,3695991
294Green Chemistry783,358194212
295Health Policy983,357249191
296International Relations1553,3478561
297mutagens523,3468054
298Reading1003,3421411
299Biogeography543,323111111
300Organizational Behavior513,297237
301Structural Engineering953,2827633
302environmental exposure813,26611171
303Advertising773,26156
304fertility953,2375794
305Nervous system923,233324469
306Information Technology553,23226893
307Cognitive Science553,227170161
308Crystallography593,20427884
309families1473,2032033
309Exercise833,20310352
311Youth713,2023227
312Obesity1093,197216321
313sexual behavior773,1901816
314Geology1143,169425385
315Anthropology2583,1436081
316Carcinogenesis463,11412562
317psychopathology363,1121729
318Engineering Mathematics803,11020778
319Parasitology1523,107138191
320Virulence353,065233201
321computer networks863,055176115
322Host-parasite interactions453,046169242
323Information Theory643,037142114
324family violence623,02134
325Social behavior753,01692110
326Fishery management1853,0031734
327Molecular evolution713,000159207
328Cognitive neuroscience502,996167197
329city planning1032,9797775
330Europe2142,969203259
331Distance Education282,961242
332Transportation1882,95149101
333Learning disabilities1272,9422341
334Plastics562,93717927
335Metabolic diseases772,932471677
336behavioral medicine1022,92971160
336psychotherapy742,929170158
338Biosensors392,925159110
339sex crimes932,92488
340Public Policy832,92213193
341Bioelectronics352,90512484
342human development692,8875155
343Wireless Communication Systems1412,878160217
344biological factors252,870637140
345Database Management192,86820744
346Molecular structure502,828256259
347visualization1412,8235632
348Protozoa482,7535533
349Socialization592,7481819
350Renewable Energy Sources332,745312269
351Anatomy882,734267378
352Membranes702,708104121
353Mechatronics442,6955814
354Lipids382,694197112
355Hemodynamics1042,68436144
356Earth Sciences542,680587407
357Insect biochemistry432,6532916
358recreation1062,6401810
359Dynamics1032,6355629
360Aquatic ecology1012,5952419
361Sustainable agriculture472,5883217
362Plant breeding1142,5743540
363Quality of life412,543208132
364Learning642,518117131
365Landscape Ecology562,4981627
366Cell differentiation582,497380552
367Adolescent Psychology772,4834160
367Employee selection292,48341
369Cybernetics462,467237179
370packaging1202,43911
371Women's health1132,4345565
372Economic Assistance392,422247
373food contamination492,4207112
374Emergency Medicine1682,4165688
375Urology772,389299340
376Computer Graphics522,381200145
377Parasitic Diseases1042,375138227
378Histology482,366404314
379viruses632,337306434
380Electrical Engineering3402,335164277
381Informatics622,3213361
382Radio waves1112,31754105
383Genetic regulation352,314232290
384sustainability292,2836843
385Special Education1432,2792950
385Infertility712,27969121
387Regional Planning752,265124113
388alcoholism1132,259131232
389Electrochemistry2462,252164420
390Language Disorders972,2456286
391peace442,2434034
391Respiration682,243202238
393Orthopedics562,221341267
394Climatology752,216312373
395role432,2021616
396Demography582,2006667
397Elderly2352,1754540
398Ecosystem management532,1733252
399Bioorganic chemistry502,166549440
400Juvenile delinquency632,14187
401Neuroendocrinology352,1382219
402Molecular cloning452,1359072
403biological invasions472,1233330
404Nanostructures202,120617360
405Recombinant DNA452,11412686
406Optical materials402,106676557
407Genetic recombination422,09810272
408Family Therapy1392,0681131
409Plant tissue culture922,0532035
410China822,050303188
411Land use602,0472818
412Post-traumatic stress disorder422,0429667
413Veterinary Immunology342,0374016
414Mental Health952,03199120
415Control Theory712,011208173
416Fungi452,00589100
417Building Materials511,9948292
418Systems Biology781,96589104
419Plant Biotechnology411,9619277
420Pharmaceutical Chemistry721,943826980
421Medical Physics561,939412336
422Plant cell culture631,9122940
423Roads1401,9083850
424Food additives221,90419347
425drug addiction851,895111198
426Measurement831,8922227
427international cooperation351,8876533
428Industrial Engineering711,881204234
429Bioenergetics491,8793153
430Law681,87422341
431mathematical analysis971,85913348
432world481,8581215
433Australia671,854210148
434Numerical Analysis1031,853137186
435Critical Care Medicine261,847632606
436industrial relations1051,8292236
436Population381,82913549
438Telecommunications531,811184
438Marriage781,8111328
440Critical Care271,810650618
441Cytogenetics501,809331542
442free radicals231,807319263
443Molecules421,803316198
444Pathology511,799620647
444Substance Abuse1051,799121192
446warfare311,7933423
447Malaria571,7929284
448Energy metabolism441,7862850
449War and Society301,7842321
450Classification41,78331530
451Groundwater591,7705641
452Stem cells491,760328384
453Gene expression regulation311,749199253
454elder abuse611,74724
455probabilities1421,74676115
456Educational measurement501,74344
457Social work1281,7407592
458Mental Health Services901,737103136
459Nuclear Energy291,73525253
460Algae541,71180103
461Agricultural systems181,71043
462Pharmacognosy201,706605247
463Birds1051,70193133
464Human biology531,6964624
465Adult Education501,687357
466Transgenic plants471,6852540
467Civil Engineering931,6827334
468Hormones301,674294194
469Analytical Biochemistry511,668101105
469Hearing871,66856115
471Africa1401,6525252
472Mathematics Education271,651468
473Sustainable Engineering441,644275289
474Earthquake Engineering261,642241113
475plant viruses641,6371212
476Autism611,6354797
477Natural resources691,6242338
478Child welfare761,6184043
479Electromagnetism631,6006973
480Mineralogy741,598210286
481Music1041,5801519
482Research Design591,562110214
483Mathematical Physics1321,558255383
484Seaweed451,5505484
485Dietetics661,5413266
486police731,53763
487Medical Ethics1491,5364274
487Chemical analysis531,53611794
489Ocean Engineering221,53222654
490Telemedicine361,5272018
490fuel cells311,527345341
490educational statistics301,52758
493preventive medicine571,526154213
493Risk441,5264468
495Health Services Research531,521289280
496Parallel Processing511,5163044
497Energy Policy191,512464220
498Food Security401,51157
499Organometallic compounds241,506421179
500Mobile Computing641,5016591
501infection291,499451335
502Language Acquisition361,4958060
503Mass Media651,488617
504Biometrics731,480132200
505Wildlife management931,4753149
506Soil biology331,4736786
507Herbal medicine111,46315526
508Probability421,46010669
509Broadcasting401,45233
510Vocational Education1011,4501222
510Fluid Dynamics511,45011889
512Diabetes mellitus371,447663816
513Food Policy351,4441210
514Wildlife conservation591,43766107
515mammals831,4365594
516Scandinavia401,4248057
517Environmental Law311,422169249
518Magnetic Materials441,421284228
519correctional psychology441,411714
520Neuromuscular diseases191,401248118
520Muscles191,401326165
522energy development201,380123191
523disease vectors361,379147113
524Radiochemistry221,37634463
525Microwaves581,373270213
526Paleontology751,372199252
527Bioethics1131,3673360
528Fisheries Law821,364417
528fisheries management821,364417
530energy resources121,362223105
531urban health211,3575331
532immigration81,3556517
532migration policy81,3555817
532Asylum seeker81,3555817
535Parasites641,352136187
535Detectors511,35214180
537global environmental change271,349126120
538Nuclear Chemistry201,34831453
539Public Administration421,343265166
540Diabetes331,342798887
541mycoses201,337238266
542Animal genetics771,3365481
543Infections191,326380283
544Medical innovations281,321189428
545Primary health care711,312201249
546Drug delivery systems81,310855295
547Hemophilia361,3069263
547heredity291,30612468
549Computer Vision181,303254212
550Emotions281,301111128
551Birth control191,29911746
552Ornithology731,29091119
553children241,2879149
554Gene expression41,28027530
555Sociolinguistics721,2771733
556Structural optimization191,2768637
556Microbial Genetics371,2762951
556phytopathogenic bacteria371,2762348
559eugenics731,2662459
560Computer Literacy161,261201
561Financial management401,2573881
562Neural circuitry341,256208205
563Computational Chemistry381,25457171
564Adolescent Medicine271,248132211
565Human Geography771,24778145
566Mechanical Engineering801,240252192
566Clinical Chemistry401,240781891
566Freshwater invertebrates161,240913
569Materials Engineering161,2381367
570Continuing Education391,228336
571Molecular Pharmacology291,227173214
572Risk Management381,2255575
573agricultural policy281,22123
574Combinatorial chemistry171,220291203
575Bacterial infections121,205383313
576Immunotherapy151,199935694
577Forest Ecology351,1956651
578Orthopedic Surgery201,194300144
579vibration671,1916285
580Early Childhood Education531,1893026
580Food Microbiology411,189170263
580Cardiovascular diseases511,189349390
583Metallurgy541,182429354
584deviant behavior411,18046
585Ethics491,17711562
586Statistical Mechanics221,16925172
587Social Media341,152818
588Mathematical Economics101,13284102
589Restoration Ecology341,1282943
589Personality Disorders321,1282626
591Magnetohydrodynamics191,1229954
592Applied Linguistics381,1215133
592educational innovations571,121723
594Manufacturing Processes441,120377307
595Asia801,119200184
596Building361,11610440
597health services accessibility301,11414980
597Physical fitness411,114172230
599Water quality management541,110217250
600Clinical Pharmacology261,101499300
601Occupational Health471,100153136
602Neurotoxicology271,0904736
602Tropical Medicine371,090346251
604Dermatology651,088295448
605Geographic information systems421,0848554
606data collection281,080116208
607Functional Genomics341,0791635
608Geometry831,0775451
609Atomic spectroscopy141,073426113
610Performance311,0703541
611Genetic therapy351,065304386
612exobiology181,0639071
613Photonics221,061770657
613Chromosomes271,061160177
615Intelligence131,0568354
615enzymes361,056187234
617Marriage counseling471,0501532
618Immune system71,046942711
619child behavior261,0415134
620Microeconomics341,0303362
621Smoking461,024116161
621Metals521,024346310
623animals511,019171144
623Nonlinear systems151,01919058
625cell membrane301,0174593
626Computational Intelligence171,01520845
627Forest Management541,0034454
628Software Engineering421,002131175
629Physical Geography489972544
630Jurisprudence33995240141
631Radiography50994127278
632Ergodic Theory199926010
633rivers199844527
634Systems Engineering71982199321
635Developmental Genetics14980282350
636Petrology30979234275
637Serology1097820551
638Health Services Administration32977201210
639Ophthalmology40976462507
639Vision19976190150
641Crystal growth22975291183
642Industrial Ecology99706627
643Humanities5496711064
644Social interaction279602130
645Great Lakes6694838
646Proteome25945325413
647Journalism689401517
647Law enforcement23940112
649Chemotherapy28935437376
650Maternal health services419344453
651Signal Transduction38933240523
651Smart Materials2693310076
653Sports Psychology14928175
654Biochemical Genetics149219214
655Alzheimer's disease107917243363
656elasticity319141518
657Language Development791319457
658forestry239105735
659Ethnology66908146134
660Philosophy105904241201
661drug development18901348557
662cloning15898261331
662Leisure268985744
664Urban Policy218947249
665Information Science38888257302
666Pesticide residues1188697
666Rheology30886116106
668environmental indicators188834545
668Bioinorganic chemistry34883317322
668System analysis50883307382
671mathematical concepts308823315
672Pesticides298815922
673Steroids16877252127
674Morphology30873163129
675Nutrition physiology4087271177
676Oncogenes22869534784
677baking238684335
678Strategic planning288666496
679Neurons11861458737
680Particle Physics248609235
681Geochemistry52857295404
682Extreme environments118535827
683behavior therapy40851153215
684pain50844270646
685gene therapy29838295485
686Computer Science37837376243
687energy conservation14836618447
688Product life cycle128288569
688Relationships98285922
688green products128287968
691Hospitals30826226245
692government25823141126
693Risk assessment388181421
693Comparative Advertising23818611
695Computer-Aided Design28817181179
696Wetland ecology298135057
697Allergy15811652836
698Geochemical Modeling2809404106
698geological modeling2809718110
700Development Economics288074692
701consumer behavior2580568125
702DNS1180119064
703Patient education3079976114
703Thrombosis29799339497
703Sun21799189163
706Highway Engineering377983528
707Stochastic Processes3578910180
708Political Psychology387861974
709Hospitality industry277831314
710arthritis23780548701
711women3177310437
712Soil ecology20770101119
713Politics2576711999
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715urban forestry247622720
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736Wetlands247174853
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760Glycoconjugates19664111144
760glycolipids19664111144
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