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Top Disciplines (by citations)

#DisciplineArticlesCitationsR ARankR CRank
1Physics4,063357,3066064
2Science2,951298,1037987
3Biology3,901259,6135593
4Chemistry2,770226,14910960
5Molecular Biology2,431155,1785870
6Natural history610131,99097104
7Neurology1,873131,7597172
8Biochemistry2,832130,1865152
9Condensed Matter1,993118,5413023
10Solid State Physics1,971115,7553323
11Medicine2,364106,735128159
12Microbiology1,790102,9005157
13United States3,57983,7071529
14Cell Biology92177,56176104
15Ecology1,26376,9647582
16Genetics86372,1345759
17Neurophysiology84271,9103329
18Research1,90666,87788104
19Cytology77065,717120127
20nucleic acids33663,6412919
21Astrophysics67260,606186124
22Psychology1,68259,5262057
23Nuclear Physics1,53755,56111595
24Materials75052,866165118
25Pharmacology1,13351,0854424
26Nanotechnology57549,084188112
27Biotechnology84348,6099279
28Environment69748,4625757
29Spectrum analysis60047,7508158
30Environmental Health97445,4593046
31Materials Science1,02445,2158366
32Botany85844,0066364
33management39743,9322423
34Pollution88239,3625285
35Nutrition88538,2282732
36Physiology61137,38010871
37Neurons11037,0476027
38Public Health77236,62310984
39Virology33235,798149137
40Bioengineering47734,1117583
41Toxicology83033,7713223
42Cancer68432,1259280
43Agricultural Chemistry66232,047196
44Psychiatry81331,31595146
45Biophysics93429,7517876
46Microbial Ecology41929,2863343
47Psychophysiology90129,0181148
48Geophysics52928,993183136
49Chemical Engineering33828,52116949
50Behavior83428,393828
51Plant cells23727,2223941
52Organic Chemistry38326,8175714
53Social Psychology55226,6451327
54Astronomy55225,601253268
55Physical Chemistry26924,8206026
56Environmental Engineering53224,6964374
57Computational Biology29124,2906655
58carcinogens28224,21072
59Mathematics1,71324,1522327
60Biomedical Engineering60124,1306246
61Education91224,0232526
62Bacteriology30023,8522016
63Biocompatible Materials42322,842136129
64Medical Oncology39422,5483620
65Mathematical Physics53422,4682222
66Sociology69721,7531031
67Food48221,5091610
68Bioorganic chemistry20421,1808015
69genome16120,7328274
70Endocrinology44020,367117160
71Electronics30920,20218540
72Immunology60520,028151299
73plant molecular biology24119,8944550
74Bioinformatics21419,8667257
75Carcinogenesis22119,734111
76mutagens21219,57581
77sanitation29919,5253554
78Plants31319,1525152
79human behavior41918,273732
80Artificial Intelligence37617,8928963
81Brain34217,7894841
82biological evolution24417,5946778
83Business17416,9612420
84Pharmaceutical Chemistry45716,8057899
85Mental Disorders37216,646130157
86Developmental Biology30616,11590123
87Cell differentiation24016,10273102
88Cytogenetics14316,0619764
89Oncology19515,7738281
90Quantum Gravity41815,560139117
91ecosystem7515,546838
92behavioral medicine19515,5281811
93Polymers58915,496159164
94Human genetics11015,492339439
95food technology35315,355147
96Food Microbiology20615,177124
97Biogeochemistry5914,79913313
98miniaturization15114,69312793
99Neurobiology23714,5765259
100Criminology31514,43654
101Planets23114,398148102
102nanoscience17514,297218150
103Metabolism18814,083234186
104Genetic regulation11513,9085550
105Social Sciences72813,7731230
106Developmental Genetics10213,7594648
107environmental pollution48513,73559103
108Ceramics41613,5481722
109Biochemical Engineering12913,456131151
110Economics49213,40977114
111Catalysis34113,399136153
112Glass34313,3981122
113pottery34313,3931122
114Cognitive neuroscience10613,3876640
115Signal Processing19313,34115678
116Colloids34613,3399698
117Educational Psychology19813,327226
118commerce6913,2567127
119organization8713,1982620
120Entomology49313,0064633
121finance30212,9931571
122Technology32712,88110572
123Microelectronics11112,87815994
124Geology26112,849175101
125Gene expression regulation10312,7424848
126Metabolic diseases10812,647320185
127Medical Laboratory Science16512,5985928
128Transportation36712,544139
129Communication36512,5081821
130Telecommunication21312,35612066
131Political Science59312,3492548
132personality17312,2883037
133viral genetics7712,2513244
134Statistics45312,2454182
135Aging72312,2332177
136Statistical physics34712,059223161
137Nanostructures4912,04521451
138Oceanography30612,0363941
139Public Administration33511,93658
140alcoholism45111,9211436
141Molecular structure14211,8984647
142Immunity13311,769195251
143Pharmacy28011,5565431
144Substance Abuse36411,4642315
145drug therapy32211,3854958
146Neurochemistry20811,36612090
147Cognitive Science11611,3334532
148Child psychology28611,2863774
149Genomics30811,2188195
150Environmental Toxicology22811,1123147
151Geriatrics82311,01227124
152Hippocampus4310,798211
153Child Development24710,7705777
154Animal Behavior27910,6153450
155marketing14910,4912965
156Health29410,4814033
157Wireless Communication Systems22710,3287742
158Drug delivery systems15510,307812
159Operations Research31810,1751532
160Mental illness27810,17169113
161Marine Biology22910,11710766
162Diet22810,11286121
163Learning2059,966916
164Nanostructured Materials2359,859191161
165Radio849,81817746
166Cognition1819,6867562
167Evolution1489,516135136
168Surface Chemistry2649,465109121
169Anthropology3379,4433517
170Neuropsychology2669,3886278
171proteins2989,2243166
172Nervous system1419,204191173
173cell physiology1819,0826188
174environmental protection1839,0667584
175Eating Disorders1699,0181913
176Environmental monitoring2359,00367101
177Criminal psychology1498,988148
178Epidemiology3048,978195232
179polymerization3468,941212222
180Growth1588,92786133
181Surgery828,877351419
182Earth Sciences1118,810271103
183crime1408,759107
184Optical materials1028,689288146
185Embryology1788,644110147
186Engineering3258,6067450
187Feeding and Eating Disorders1578,5722013
188Clinical Chemistry1938,464123118
189Lipids1068,4253112
190Atmospheric Physics1268,405205150
191protein2448,3751540
192Clinical Psychology2398,3523995
193gene mapping1498,34583107
194Anatomy1858,321105132
195Geography2478,2738774
196Pharmaceutical Technology2458,22688
197Philosophy4898,047117
198Information Science2628,03967
199Meteorology1327,979201143
200Cell death837,920109111
201Automation867,86220681
202Gerontology6937,7231545
203Obesity2167,65876120
204Molecular Genetics1667,48083117
205Child2277,45210180
206pain777,374185100
207older people6777,348716
208Plant diseases1807,32311979
209Medical genetics1727,260319403
210viruses1347,221141163
211Information Systems1317,1301012
212Medical Physics1737,05312390
213Medical Anthropology1477,0082835
214drug addiction2566,8912552
215Health Policy2516,8797478
216Ophthalmology1176,86615675
217Crystallography1686,8585242
218behavior therapy1876,84157
219Biodiversity conservation886,817191207
220Electrochemistry2206,779189110
221Computer Graphics1216,7527952
222Environmental Chemistry1836,73956148
223Optics2946,731338340
224Database Management566,7296417
225Cardiovascular system1456,702192345
226Smoking2146,698916
227Psychometrics1286,6971419
228Microorganisms856,6869356
229biological factors1186,6367228
230Nursing3156,5521929
231Vision786,4572510
232rehabilitation2986,4184187
233Information Theory1326,3705853
234Health promotion2056,2994459
235Reproduction2176,23081120
236health behavior1946,2213032
237Pediatrics1996,211198281
238Health Education1836,1746442
239Molecular evolution1056,1478398
240Linguistics1766,1365835
241Industrial Engineering1576,1225237
242Perception1656,1162025
243psychotherapy2076,1141963
244Ethology1195,9887079
245Fluid Mechanics1865,937116122
246Water985,919170161
247Genetic engineering1015,84111587
248violence2175,82819
249Molecular Pharmacology1055,8272024
250Hydrology1745,763120144
251Teaching1765,7073120
252Plant physiology1115,644155188
253Roads2445,5971410
254Politics1255,573147
255city planning1835,5312824
256Industrial Microbiology1345,5086066
257government1145,505318
258Biogeochemical cycles375,4937135
259Climate change625,490138193
259Eutrophication625,490135192
261Developmental Psychology1245,4805375
262Atmospheric Chemistry635,425215173
263Numerical Analysis1845,3473941
264X-ray crystallography355,33810331
265Documentation735,31683
266Hematology3575,214386652
267Economic History3855,2124752
268International Relations2655,1722529
269Developmental Disabilities835,1688464
270health services2035,1592722
271Paleoceanography655,1141213
272School Psychology1155,11344
273Social work3415,1091018
274preventive medicine1065,0996154
275Nonlinear Dynamics1454,998216175
276Immune system264,981328240
277Community Psychiatry1654,9543445
278Human Geography1764,9172032
279Chemotherapy1484,8763436
280Mental Health2054,8473134
281Mental Health Services2434,8383240
282Oncogenes854,811128185
283Immunotherapy654,793232212
284Environmental Policy984,748189207
285Image Processing914,692173148
286Therapeutics1524,69199181
287Community Psychology1334,6221326
288Drug design834,5776833
289Social behavior1394,5332260
290Cerebral cortex584,52611268
291Schizophrenia794,46110779
292Psycholinguistics994,4526161
293Psychopharmacology1534,44992178
294Sports1764,443150136
295Algae854,4214626
296Financial management1434,41326
297child abuse874,4051614
298Allergy714,359127252
299Adolescent1944,32884102
300DNA polymerases404,3175177
301Stem cells1064,257114127
302Computational Chemistry364,2066474
303Molecular Microbiology854,19168136
304RNA664,1852620
305Information Retrieval554,1671111
306Dermatology1624,161108138
307Birds1584,1584946
308Analytical Chemistry1894,142381552
309Mycology1614,1144372
310Liver diseases924,106183327
311Agriculture1994,06984126
312Molecular ecology734,065120150
313computer networks1104,03211877
314Elderly5684,031610
315Risk1274,018516
316Probability1354,0121111
317Nutrition physiology633,9633320
318Physical Therapy1853,95142110
318Seaweed743,9513116
320Telecommunication Systems363,94322413
320Population Genetics633,943155144
322natural products493,93126977
323water supply633,926135103
324visualization2073,9232618
325Water pollution823,909245224
326Risk Management1223,90647
327Environmental Microbiology823,90373127
328United Kingdom1133,900111177
329Climatology883,889202185
330Estuaries723,866413
330Biodiversity873,866249228
332Chromosome mapping1013,858111141
333Systems Biology983,8455828
334Plant Ecology773,844159157
335Manufacturing Processes933,82317659
336drugs1483,8035568
337Virulence743,793112189
338Memory843,7681424
339Quality Control1173,7442126
340economic policy1293,7238861
341Production Management713,6585565
342Human evolution663,6432315
342Host-parasite interactions783,643110231
344Nanoparticles703,633203148
345dietary supplements583,62836
346Building Materials743,6084837
347sexual behavior1183,605714
348mathematical analysis1873,5971914
349Asia883,59617038
350environmental exposure1233,5664757
351Speech613,5458955
352Regional Planning1553,5022963
352Auditing833,50212
354air quality management563,482117
355behavior modification943,4801926
356Speech Disorders613,45415477
357Humanities643,453826
358Communication in medicine843,4402114
359free radicals573,39190113
360Exercise503,38619244
361Soil Science1473,38588136
362industrial relations1353,3771412
363Conservation Biology423,34214693
364Family1523,3032748
365Decision Support Systems983,29721
366indoor air pollution513,288157
366Ventilation513,2882910
366Sick building syndrome513,288157
369Computer Vision593,2665581
370Diabetes mellitus673,264405438
371Biomechanics923,2638496
372Microbial Genetics203,2606415
373phytopathogenic bacteria143,2267515
374Socialization733,209813
375adolescence993,2044364
376Environmental pollutants1163,19284126
376Diabetes643,192463468
378role663,17754
379Cell metabolism233,133167178
380Homeostasis183,124155168
381Mobile Computing1113,1202326
382Insects713,10112665
383Public Policy1283,0735781
383Medical Microbiology873,073312431
385pollutants1083,03270115
386Transportation Engineering412,940175
387Food additives492,9336222
388language1142,9322856
389Business Ethics712,9141764
390Pathology1042,891320463
391Molecules322,889411123
392Radiography482,867137101
393Mineralogy722,866215167
394counseling1272,8496680
395Health Services Administration772,8347773
396Production Engineering792,82917267
397Recombinant DNA502,82310156
398Medical innovations362,804139194
399Molecular cloning482,7828146
399Genetic recombination482,7827746
401Econometrics1052,77764130
402Geometry1622,752813
403Psychiatric hospitals982,7503022
404nuclear magnetic resonance952,7446473
405Green Chemistry672,724229269
406Meteorites972,7094049
407Electrical Engineering4592,705102240
408Pharmacokinetics652,7023628
409Computer-Aided Design572,6785636
410Protozoa762,6692535
411California892,6642220
412Archaeology382,65828065
413Ferroelectricity1202,6543525
414Protein engineering162,653507
415Histology552,642350277
416Drug discovery642,62921
417Decision making752,62290105
418soil microbiology492,618171190
419Energy Conversion282,601357309
420Informatics492,5815752
421Ethnology1472,5764632
422infection592,541203180
423Breeding622,540165137
424Combinatorial analysis1482,53578
425Transport172,515557
426Organometallic compounds672,49711098
427Autism422,4948753
428Adolescent Psychology832,4883459
429Agricultural Ecology722,48188159
430Lipid metabolism262,479166
430Lipid262,479166
432Radiobiology1622,47880186
433Juvenile delinquency712,45254
434nuclear magnetic resonance spectroscopy982,4511728
435Law1512,4427419
436Sleep Disorders702,434230230
437Sleep692,432233235
438molecular design142,4295710
439Signal Transduction432,425203188
440families1062,4153141
441hydrocolloids272,3892513
442Health insurance562,3855057
443probabilities1762,3674373
444Robotics652,340162126
445drug development342,325157221
446diseases112,3223424
447Aggression712,32017
448Criminal Law672,31936
449Cybernetics652,311151189
450Neuroimmunology412,3033560
451Sports Medicine1712,296210395
452Zoology852,295340276
453Geochemistry772,266206182
454Petrology302,262234122
455sex crimes1212,260116
456human development672,2525681
457consumer behavior432,2352529
458Astrocytes352,2265262
458enzymes802,22663103
460pharmaceutical industry1152,22225
461Software Engineering492,22110364
462Infertility552,209106132
462fertility552,209108133
464Sustainable Engineering572,203201209
465Experimental Psychology502,1924463
466Animal ecology622,191164182
466cytokines452,19111069
468Orthopedics672,183283269
469medical education982,182215233
470Membranes702,175104165
471Hormones712,16478132
472homosexuality462,1601911
473Oxidation-reduction252,146128109
474plant communities362,141251223
475Parasitology812,137309284
476Economic Development812,12572126
476Post-traumatic stress disorder482,1257964
478Biofeedback262,10853
479Psychoneuroimmunology382,0953056
479Nonprofit organizations622,09544
481Antioxidants242,076122102
482Youth602,0654259
483Diagnostic microbiology502,056213378
484Women's health922,0167186
485feeding behavior562,0133343
486Hearing362,00015789
487Library Science1861,97578
488Cheminformatics61,96323040
489Ultrasonics621,9456171
490Hypertension921,937297837
491Sedimentology381,9367365
491morbidity31,936177
491mortality31,936708
494Paleontology751,932199177
495calcification211,92815857
496thinking401,91613
497Cytokine321,9031619
498Fungi421,8889895
499Energy Policy201,887443159
500Highway Engineering681,882128
501Agronomy1111,8705279
502Information Technology1681,86942217
503Restoration Ecology311,8623624
503Chromosomes291,86214674
505Experimental Design361,8473242
506Language Disorders351,834189110
507Corporate governance321,825158
508Social welfare981,8241516
509Mechatronics281,82311137
510Forensic Psychiatry561,8182916
511Biomass Energy191,810821430
511Developing countries741,810138146
513Fisheries611,798156148
514Marriage631,7952130
514Parasitic Diseases601,795281316
516Public opinion371,7932225
517Learning disabilities801,7895679
518Biopharmaceutics671,7885488
519Bioenergetics401,7875258
519Combinatorial chemistry501,78789131
521Data Mining651,78061176
521Human-Computer Interaction541,7809689
523Biogeography371,775188236
524Research Design891,76656185
524drug evaluation521,7669960
526Renewable Energy Sources151,763630410
527Aerosols461,7583033
528drug abuse721,7573740
529Physical organic chemistry811,74682112
529Quantum theory661,7464135
531Multivariate Analysis481,738717
532Cosmology401,73719664
533Pharmacognosy391,733313245
534Light531,729117337
535Environmental Law281,715190196
536Sound691,7136196
537System analysis981,712111168
538Traffic Engineering451,7102126
539Europe2521,705153470
540antibiotics601,6914542
541Primates611,6897388
542psychopathology381,6841356
543Strategic planning351,6833844
544Ornithology721,6829284
545Mechanics471,67914177
546Human Resources311,6722220
547Environmental Management691,671213476
548Control Theory891,666175203
549Plant genetic engineering481,645121180
550Gender Studies451,642815
551Inflammation631,64187156
552Multiple sclerosis621,639156
553Chemical Ecology361,6347963
553Sociolinguistics481,6344123
555Feminism371,629465
556Probiotics571,62711
557Planetary Science711,6264959
558Ecosystem management101,62531173
559Energy metabolism381,6214265
560peace411,6194655
561Child welfare961,6133444
562Political Psychology511,608931
563catalytic activity361,6059276
564Rheology471,5967159
565biological invasions391,5943940
566ethnicity841,590106
567Photochemistry521,566131144
568Demography401,54910390
569Semantics271,545143
570Social policy631,5447860
571mutation191,5308544
572Machine Learning221,5244674
573Applied Linguistics141,52318016
574Vocational guidance751,5197297
575Superconductors561,51315283
576Suicide611,5111939
577Biometrics961,50697197
578Wetland ecology351,5053921
579Knowledge611,5031915
580family violence421,4981013
581Intelligence291,4893337
582Microscopy1771,48672138
583energy development61,484496174
584Sexual health1251,4831572
585Student Health Services651,47643
586mental health policy391,4721922
587Diagnostic Imaging671,465312403
588cell membrane221,4647456
589Pharmacogenetics611,46283184
590Ultrasound561,4614558
591Respiration601,442235353
592educational statistics301,434510
593health planning811,4336798
594pheromones331,4307669
594Social problems591,43034
596Occupational Health861,4247396
597Medical Technology431,417203165
598Queer Studies271,4081015
598Discrete geometry461,4081514
600Marine Pollution131,405392121
601Bacterial infections321,394120273
602cloning211,392167206
603analysis281,3885553
604Neurotoxicology311,3833920
605Algebra1631,3791317
606energy resources121,369227105
607Geriatric Psychiatry611,367118187
608Consumer education211,3564713
609Critical Care411,354453748
610Quality of life471,353176258
611Growth factors141,3503229
612women871,347913
613Transplantation431,346442510
614Marriage counseling251,3334128
615Emotions331,32587125
616Adolescent Medicine181,320208201
617Classification491,3181141
618Obstetrics1131,309295629
619Dietetics631,3083579
620Advertising271,3003632
621Radio frequency531,2953343
622Health Services Research531,294291311
623Critical Care Medicine311,292546768
624Plant tissue culture471,2917183
625Plant cell culture331,2829183
626Clinical Immunology501,279134177
627Asthma281,27310038
628Body Image251,2691414
629Genes521,266127141
630Engineering Mathematics501,264373224
631Language Acquisition461,2605073
632Nuclear Energy301,25924474
633Soft Condensed Matter591,254160227
634Simulation Methods271,25262
634Hospitals441,252166169
636Emergency Medicine1331,25081191
637child behavior351,2492823
638national security301,2483436
639Infections191,239380310
640Metallurgy491,238461343
641ethanol491,2362029
642Databases251,2339858
643global environmental change161,231242131
643Radiation effects231,23174
645Sustainable Development311,228277299
645internet441,228158152
647Organizational Behavior391,2253364
648Random graphs531,2141014
649race relations691,2072035
650mycoses321,199121290
651Family Therapy681,1944770
652occupational diseases671,19181143
653Vaccines481,182309380
654baking291,1793422
655Fluid Dynamics551,176104103
656biopolymers541,171189267
657consumers211,1693819
658Steroids421,1664378
659children291,1646958
660Game Theory391,1621512
661Mathematics Education271,1594617
661Orthopedic Surgery331,159172148
661Entrepreneurship191,159154196
664Mechanical Engineering911,157207210
665Cultural diversity401,15659
666China1041,153239330
667International security221,1482948
667Carbon271,148128148
669biofuels101,14413056
670Spine171,143330232
671Systems Engineering591,124240282
671Socioeconomic Factors441,1246172
671paraphilias131,1242411
674correctional psychology451,122719
674Cardiovascular diseases341,122485403
676Industrial Policy311,12196
677Foraminifera241,11972
678Soil biology251,11899117
679Performance221,1175132
680Latin America3081,1154664
681Civil Engineering781,1068365
682libraries4581,10223
683Quantum Chemistry501,0997468
684Public Health Administration701,0974534
685cryosphere261,091104108
686Urban Policy351,0892731
687cross-cultural comparison211,0855621
688Mass Spectrometry261,084474323
689Urology731,077314603
690Calculus of Variations441,0743516
691Analytical Biochemistry361,062185194
692urban forestry531,060612
692Culture1081,0603978
694energy conservation301,059309367
695Small Business161,058159246
696Crystal growth311,056192158
697school psychologists211,0481515
698Ethics621,0417279
699International Finance491,0366199
700Marine Biotechnology231,0312113
700curriculum planning121,031496
702Plant Biotechnology331,030132144
703food handling491,0291523
704Geotechnical Engineering161,02312872
704Landscape Ecology171,02310986
706Functional Genomics191,0205345
707Reading431,0174260
708urban health411,0152443
709histological techniques291,014118176
709Input-output analysis201,0142623
711Genetic therapy481,011201405
712Graph Theory861,0071417
712Geobiology271,0078059
712shellfish541,00711
715Digestive system diseases251,006331216
716Proteomics251,005213229
717sedimentary basins91,0049122
718Mathematical Economics1099785123
718Developmental Neurobiology389973151
720Primary health care49995298338
721Proteome36990228394
722conflict management309891836
723Photonics48986433683
723Appetite319866294
725Comparative Psychology28983611
726Behavioral Genetics319823154
727Urban Geography78981113
727Wetland conservation269814428
727Wetlands269814428
730Special Education11697841112
731mass transfer37963113123
732Tropical Medicine45962271289
733Photography1079498539
734atmospheric models19941284264
735Systems Analysis3494012988
736atmosphere693828936
737cell interaction41933101226
737Synapses209337366
739Intelligent Transportation Systems45915110152
740Homelessness891461
740Psychological Stress891461
742Natural resources429135694
742Chromatographic analysis52913277303
744Cell communication3690766106
745disease vectors17905347174
746arthritis30897450649
747Jurisprudence8389666164
748Development Economics338953587
749Soil Mechanics19891308197
750Plastics38887287206
751Aquatic ecology32873155153
752research and development358691348
753Sexuality308582116
754Plant breeding41856138174
755Dynamics55850145200
756Virtual reality208493836
757local government458451226
758Microbial Metabolism188411211
759healthcare disparities408403646
760Educational Technology25835304185
761Reproductive toxicology208255356
761social science228251235
763amino acids26822101105
764Rock Mechanics7821430135
764Social Change248215582
766Evolutionary Genetics782029641
766Molecular Epidemiology782029641
766Consumer Protection138203526
769Medical Ethics68818128145
770Political Sociology378153069
770Food Preservation498153626
772Radiochemistry19812392117
773Parallel Processing2781172106
774Industrial Safety378106866
775Nuclear Chemistry1880735197
776Cognitive Therapy498043295
777Psychosomatic Medicine22802176228
778Transgenic plants19800119101
779Personality Assessment3979863150
780coal3792739124
780data protection147926828
782Early Childhood Education317906847
783Adult Education847891223
784Geomorphology30788148212
785Leukemia36784311633
786Melanoma267791632
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790Anxiety Disorders19776150214
790Anxiety19776153213
792Psychiatric Nursing497724051
793cultural pluralism257691914
794Computer Science74756149268
795Structural Engineering46753181193
795Electrophoresis34753359438
797Ceramic materials4675273108
798Physical fitness34750200322
799Marine Ecology2974711987
799industrial hygiene45747127124
801civil service427462166
802Invertebrates257413939
803Structural optimization247395274
804preimplantation genetic diagnosis267327152
804embryo transfer267327152
806Chromatography33730336328
807particles447283353
808international cooperation2972486125
809data collection3271988351
810Food texture277181519
811complementary therapies29711448367
812Multimedia Systems20708506183
813Parenteral nutrition7670754402
814World Wide Web256993016
815Soil fertility1669899115
815Soil ecology16698125136
817Stochastic Processes396968595
817Neuromuscular diseases17696283251
817Muscles17696366350
820educational innovations286944956
821Pediatric Neurology22690424814
821eugenics3169095124
823Visual Perception246894039
824Nanomedicine116884323
825Neurotransmitters468437492
826toxicity testing15676201104
827Occupational Therapy55674113127
827Zoonoses867413635
829Extracellular matrix106705772
829collagen106706775
831International Business4766819
832Phylogeny31667128238
833food contamination5166263113
834Biosensors20660348545
835Social interaction226563455
835Bioelectronics17656294489
837fuel cells22652463620
838Risk assessment49650830
839Histochemistry14649548330
840Patient education16647167145
841ethnic groups246412629
842Number Theory476403511
843Logic2063810131
844planning546371354
845Coastal zone management41636822
845Alternative Medicine25636499408
847Happiness156354944
848Land Use Planning1063413687
849synthesis3463013295
850Heart Failure11629227213
851Engineering Geology27625300359
852Health Risk Assessment45624622
853Language Development196226481
854Hematopoietic stem cell transplantation10621175114
854Bone diseases8621271232
856War and Society186204874
856warfare186207387
858Biomolecules13617149168
859clay216147095
859clay minerals216144868
859mental processes196145641
859deviant behavior246142423
863epilepsy26613193211
864Evidence-Based Medicine21607329200
865Kinetics276046768
865transgenic organisms860410450
865transgenic animals86049446
865Radiation19604620456
869Magnetic Materials27603482507
870Intellectual disability25602246255
871Structural Equation Modeling85955940
871Literacy195953315
871Liquid chromatography365952422
874Forensic Psychology185938551
875Fracture mechanics17590325218
876Geomagnetism20588286215
876health and race205883120
876Synaptic Transmission16588153144
879elasticity145874931
880Mites958421451
881Oxidative stress18580332440
882Educational Anthropology145792013
883ecological risk assessment42578317
883Interferons195782636
883Phytotherapy20578154157
886Palliative Care36574139185
886Parasites28574374436
886Prisons4257457
889Middle East705724828
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891corrections175702212
892Chronobiology756823771
892Nondestructive testing1656813365
892Circadian rhythms656818167
892biological clocks756823771
892Drug delivery devices85687148
892circadian rhythm756823771
892biological rhythms656825470
899Medicinal plants19566374407
899Economic planning275661359
901herbicides3856476113
902Internet of Things15563340267
903Energy Storage15559550458
903Combustion36559159209
905Comparative Physiology37557105273
906Remote Sensing25556158145
907Acarology755516839
907Ticks755518543
907Acari755515739
910primary prevention305545366
911Consciousness175537970
912Cloud Computing145425024
913Wildlife conservation27541140233
913Electrochemical Analysis7541658199
915Quantum electronics22539587435
915Metastasis753978119
917Aquaculture31538244263
918Hemodynamics12537448574
918Cytoskeleton175377195
920Futures195354942
920Metals24535639506
920packaging255351010
923Nonlinear functional analysis285342836
924Neurosurgery39533161464
925Serology12527168109
925Disease1352724160
927Detectors34526245304
927Minerals7526410135
929wetland management95244214
930Structure-activity relationship8523186113
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932Economic Assistance165209999
933Australia49519300495
934Journalism2151510954
935Mass Media3151216574
936Vocational Education285108994
937Music4250995126
938Bioethics46504130183
939Chemical analysis14503570418
940natural disasters37501134421
941Neuroplasticity155006439
942Plant hormones234973469
942neuronal plasticity144974834
944international trade474961142
944Africa72496131232
946innovation14495108167
947Organizational change2349390167
947Japan43493423430
947Insect biochemistry10493195132
950Population28489182228
951Teratology2148880136
951elder abuse334881261
953Topology324872221
953Environmental Geochemistry648730060
955Plant Genetics34486115432
955Composite Materials26486555740
957Water quality management36481356588
958punishment1247699
959Neuroendocrinology64753671
960Morphology23473217236
961Educational Leadership14472195
961reasoning124721510
963Neuropsychiatry22465311434
963Feminist Economics84651210
965Regional Development144616054
965Development planning144613849
967lasers18459856613
968Enteral nutrition5545545396
969Stress94537539
970Environmental Geology27451210387
970Gender identity304511012
972Solid State Chemistry25448553576
973Mortgages144445548
973heredity16444234236
975micromechanics2844259129
976Historiography16441429
977gene therapy19440452799
978Maternal health services2443780124
979Land use24436143251
979Behavioral research174365848
981Food Safety39435816
981Magnetic Resonance Spectroscopy29435320447
983Paleoclimatology18434190255
984cell movement1343380111
984men204331927
986Clinical Trials3943035111
987Geographic information systems17429283198
988Aerospace Engineering164288425
988Microfabrication274282677
988Measurement27428132187
991Quantitative Research134273334
991intergroup relations124273653
993Urban Anthropology9421157
994Bioinorganic chemistry17420616614
994civilization1094206046
996brain mapping22419230465
997Immunopharmacology12418341297
997Educational measurement154184640
999optical instruments19417123167
1000Human Rights1941112097