610 - Medicine & health 330 - Economics 191 700 - The arts; fine & decorative arts 138 370 - Education 95 304 - Factors affecting social behavior 83 363 - Other social problems & services 67 more ... 000 - Computer science, information & general works 62 600 - Technology 62 380 - Commerce, communications & transportation 61 140 - Specific philosophical schools 51 333 - Economics of land & energy 42 900 - History & geography 39 580 - Plants (Botany) 33 320 - Political science 31 620 - Engineering & allied operations 31 362 - Social welfare problems & services 29 100 - Philosophy & psychology 28 340 - Law 25 612 - Human physiology 20 361 - Social problems & social welfare in general 17 170 - Ethics 16 658 - General management 13 616 - Diseases 12 576 - Genetics & evolution 11 615 - Pharmacology & therapeutics 9 800 - Literature & rhetoric 9 613 - Personal health & safety 8 614 - Incidence & prevention of disease 8 720 - Architecture 8 300 - Social sciences 7 551 - Geology, hydrology & meteorology 7 540 - Chemistry & allied sciences 6 500 - Natural sciences & mathematics 5 630 - Agriculture & related technologies 5 338 - Production 4 530 - Physics 4 331 - Labor economics 3 400 - Language 3 120 - Epistemology, causation & humankind 2 200 - Religion 2 301 - Sociology & anthropology 2 305 - Social groups 2 306 - Culture & institutions 2 353 - Specific fields of public administration 2 371 - Schools & their activities; special education 2 372 - Elementary education 2 384 - Communications; telecommunication 2 657 - Accounting 2 780 - Music 2 001 - Knowledge 1 355 - Military science 1 365 - Penal & related institutions 1 374 - Adult education 1 394 - General customs 1 410 - Linguistics 1 509 - Historical, geographic & persons treatment 1 550 - Earth sciences 1 590 - Animals (Zoology) 1 618 - Gynecology, obstetrics, pediatrics & geriatrics 1 629 - Other branches of engineering 1 940 - History of Europe 1 956 - Middle East (Near East) 1 see all ... less ...

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National Center for Biotechnology Information 1,982 Directory of Open Access Books 122 OECD Books and Papers 76 Eighteenth Century Collections Online / ECCO 19 JSTOR Open Access Books 12 O'Reilly 6 more ... Making of the Modern World 3 Ethnographic Video Online Vol. 1 1 OAPEN 1 Oxford University Press 1 see all ... less ...

United States Agency for Healthcare Research and Quality 396 National Institute for Health and Care Excellence (Great Britain) 159 U.S. Preventive Services Task Force 97 United States Department of Veterans Affairs 95 National Institute for Health and Clinical Excellence (Great Britain) 90 Effective Health Care Program (U.S.) 81 more ... National Clinical Guideline Centre for Acute and Chronic Conditions (Great Britain) 74 Oregon Health & Science University Evidence-based Practice Center 60 Quality Enhancement Research Initiative (U.S.) 59 Institute of Medicine (U.S.) 56 United States Public Health Service 51 Oregon Evidence-based Practice Center (Center for Health Research (Kaiser-Permanente Medical Care Program. Northwest Region)) 45 Alper, Joe 43 National Academies Press (U.S.) 38 Olson, Steve 38 Royal College of Physicians of London 35 Technology Assessment Program (Agency for Healthcare Research and Quality) 33 Center for Substance Abuse Treatment (U.S.) 32 RTI International-University of North Carolina Evidence-based Practice Center 30 Royal College of Obstetricians and Gynaecologists (Great Britain) 29 Oregon Health & Science University Pacific Northwest Evidence-based Practice Center 28 RTI International 28 United States Agency for Health Care Policy and Research 28 Chou, Roger 27 NICE Citizens Council 27 National Collaborating Centre for Women's and Children's Health (Great Britain) 27 Durham VA Medical Center Evidence-based Synthesis Program Center 26 Duke University Evidence-based Practice Center 25 National Toxicology Program (U.S.) 25 United States Substance Abuse and Mental Health Services Administration 25 Organisation for Economic Co-operation and Development 24 Centre for Clinical Practice (National Institute for Health and Clinical Excellence (Great Britain)) 23 Minneapolis VA Health Care System (U.S.) VA Evidence Synthesis Program 23 Portland VA Medical Center Evidence-based Synthesis Program Center 23 Tufts Evidence-based Practice Center 22 Research Triangle Institute 21 Wizemann, Theresa M. 21 Center for Behavioral Health Statistics and Quality (U.S.) 20 Pray, Leslie A. 20 Johns Hopkins University Evidence-based Practice Center 19 Nass, Sharyl J. 19 Nelson, Heidi D. 19 Southern California Evidence-Based Practice Center/RAND 19 Minnesota Evidence-based Practice Center 18 National Collaborating Centre for Cancer (Great Britain) 18 Patlak, Margie 18 Shekelle, Paul G. 18 Altevogt, Bruce M. 17 National Academies of Sciences, Engineering, and Medicine (U.S.) 17 National Cancer Policy Forum (U.S.) 17 West Los Angeles VA Medical Center Evidence-Based Synthesis Program Center 17 National Guideline Centre (Great Britain) 16 National Research Council (U.S.) Committee on National Statistics 16 Royal College of General Practitioners 16 Vanderbilt Evidence-based Practice Center 16 Blue Cross and Blue Shield Association Technology Evaluation Center 15 Institute of Medicine (U.S.) Forum on Medical and Public Health Preparedness for Catastrophic Events 15 Lohr, Kathleen N. 15 National Academies of Sciences, Engineering, and Medicine (U.S.) Roundtable on Health Literacy 15 Royal College of Nursing (Great Britain) 15 British Psychological Society 14 Institute of Medicine (U.S.) Board on Health Care Services 14 Institute of Medicine (U.S.) Food and Nutrition Board 14 Lin, Jennifer 14 National Collaborating Centre for Mental Health (Great Britain) 14 National Guideline Alliance (Great Britain) 14 Peterson, Kim 14 Research Triangle Institute-University of North Carolina Evidence-based Practice Center 14 Helfand, Mark 13 Institute of Medicine (U.S.) Division of Health Care Services 13 National Research Council (U.S.) Board on Children, Youth, and Families 13 Drug Effectiveness Review Project 12 Institute of Medicine (U.S.) Forum on Drug Discovery, Development, and Translation 12 Institute of Medicine (U.S.) Roundtable on Value & Science-Driven Health Care 12 Royal College of Psychiatrists 12 Institute of Medicine (U.S.) Board on Health Sciences Policy 11 Institute of Medicine (U.S.) Roundtable on Environmental Health Sciences, Research, and Medicine 11 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Health Sciences Policy 11 National Academies of Sciences, Engineering, and Medicine (U.S.) Food Forum 11 National Academies of Sciences, Engineering, and Medicine (U.S.) Roundtable on Population Health Improvement 11 National Academy of Sciences (U.S.) 11 Tufts-New England Medical Center Evidence-based Practice Center 11 United States Department of Health and Human Services 11 VA Portland Health Care System Evidence Synthesis Program 11 Bourne, Donald 10 Claiborne, Anne B. 10 Lau, Joseph 10 Liverman, Catharyn T. 10 National Institute for Clinical Excellence (Great Britain) 10 Royal College of Surgeons of England 10 Stanford-UCSF Evidence-based Practice Center 10 Balogh, Erin 9 Field, Marilyn J. 9 Guirguis-Blake, Janelle 9 Hernandez, Lyla M. 9 Institute of Medicine (U.S.) Roundtable on Health Literacy 9 Institute of Medicine (U.S.) Roundtable on Population Health Improvement 9 Matchar, David B. 9 O'Connor, Elizabeth A. 9 Oregon Health Sciences University Evidence-based Practice Center 9 see all ... less ...

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