610 - Medicine & health 800 330 - Economics 146 100 - Philosophy & psychology 94 370 - Education 55 700 - The arts; fine & decorative arts 47 361 - Social problems & social welfare in general 38 more ... 363 - Other social problems & services 37 170 - Ethics 30 900 - History & geography 28 600 - Technology 26 340 - Law 22 362 - Social welfare problems & services 22 380 - Commerce, communications & transportation 22 333 - Economics of land & energy 19 000 - Computer science, information & general works 17 612 - Human physiology 15 140 - Specific philosophical schools 14 300 - Social sciences 9 620 - Engineering & allied operations 9 580 - Plants (Botany) 8 305 - Social groups 7 551 - Geology, hydrology & meteorology 5 576 - Genetics & evolution 5 616 - Diseases 5 200 - Religion 4 304 - Factors affecting social behavior 4 500 - Natural sciences & mathematics 4 320 - Political science 3 400 - Language 3 507 - Education, research & related topics 3 613 - Personal health & safety 3 614 - Incidence & prevention of disease 3 617 - Surgery & related medical specialties 3 302 - Social interaction 2 344 - Labor, social, education & cultural law 2 372 - Elementary education 2 540 - Chemistry & allied sciences 2 630 - Agriculture & related technologies 2 657 - Accounting 2 658 - General management 2 780 - Music 2 150 - Psychology 1 154 - Subconscious & altered states 1 155 - Differential & developmental psychology 1 261 - Social theology 1 306 - Culture & institutions 1 331 - Labor economics 1 338 - Production 1 353 - Specific fields of public administration 1 355 - Military science 1 365 - Penal & related institutions 1 371 - Schools & their activities; special education 1 379 - Public policy issues in education 1 581 - Specific topics in natural history 1 615 - Pharmacology & therapeutics 1 618 - Gynecology, obstetrics, pediatrics & geriatrics 1 660 - Chemical engineering 1 see all ... less ...

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United States Agency for Healthcare Research and Quality 73 Nasjonalt kunnskapssenter for helsetjenesten 47 Statens beredning för medicinsk och social utvärdering (Sweden) 47 National Institute for Health and Care Excellence (Great Britain) 41 Canadian Agency for Drugs and Technologies in Health 38 Olson, Steve 34 more ... National Research Council (U.S.) Committee on Population 30 National Research Council (U.S.) Committee on National Statistics 25 Statens beredning för medicinsk utvärdering (Sweden) 25 Effective Health Care Program (U.S.) 24 World Health Organization Regional Office for Europe 23 United States Department of Veterans Affairs 22 Institute of Medicine (U.S.) 21 Patient-Centered Outcomes Research Institute (U.S.) 21 National Academies of Sciences, Engineering, and Medicine (U.S.) 18 European Observatory on Health Systems and Policies 17 National Academies of Sciences, Engineering, and Medicine (U.S.) Committee on National Statistics 17 U.S. Preventive Services Task Force 17 Forum on Investing in Young Children Globally 16 National Academies of Sciences, Engineering, and Medicine (U.S.) Division of Behavioral and Social Sciences and Education 16 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Children, Youth, and Families 15 National Institute for Health and Clinical Excellence (Great Britain) 15 Alper, Joe 14 Oregon Evidence-based Practice Center (Center for Health Research (Kaiser-Permanente Medical Care Program. Northwest Region)) 14 Quality Enhancement Research Initiative (U.S.) 13 RTI International 13 Vanderbilt Evidence-based Practice Center 13 World Health Organization 13 Minneapolis VA Health Care System (U.S.) VA Evidence Synthesis Program 12 National Academies Press (U.S.) 12 National Academies of Sciences, Engineering, and Medicine (U.S.) Roundtable on Population Health Improvement 11 United States Substance Abuse and Mental Health Services Administration 11 Durham VA Medical Center Evidence-based Synthesis Program Center 10 Forum on Aging, Disability, and Independence 10 Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen 10 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Behavioral, Cognitive, and Sensory Sciences 10 National Research Council (U.S.) Board on Children, Youth, and Families 10 Oregon Health & Science University Evidence-based Practice Center 10 Wunderlich, Gooloo S. 10 Cuff, Patricia A. 9 Forstag, Erin Hammers 9 Health Evidence Network 9 Lustig, Tracy A. 9 NICE Citizens Council 9 Nass, Sharyl J. 9 National Academies of Sciences, Engineering, and Medicine (U.S.) Forum on Promoting Children's Cognitive, Affective, and Behavioral Health 9 Royal College of Obstetricians and Gynaecologists (Great Britain) 9 Royal College of Physicians of London 9 Berg, Rigmor C. 8 Cohen, Barney 8 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Health Care Services 8 National Clinical Guideline Centre for Acute and Chronic Conditions (Great Britain) 8 National Academies of Sciences, Engineering, and Medicine (U.S.) Committee on Population 7 National Academies of Sciences, Engineering, and Medicine (U.S.) Health and Medicine Division 7 National Collaborating Centre for Mental Health (Great Britain) 7 National Research Council (U.S.) 7 National Research Council (U.S.) Committee on Vision 7 Snair, Megan Reeve 7 United States Public Health Service 7 Backes, Emily P. 6 Canadian Agency for Drugs and Technologies in Health Rapid Response Service 6 Citro, Constance F. 6 ICARE4EU (Project) 6 Institut national de la santé et de la recherche médicale (France) 6 Institute of Medicine (U.S.) Board on Global Health 6 Institute of Medicine (U.S.) Committee to Review the Social Security Administration's Disability Decision Process Research 6 Institute of Medicine (U.S.) Global Forum on Innovation in Health Professional Education 6 Institute of Medicine (U.S.) Roundtable on Environmental Health Sciences, Research, and Medicine 6 Kirkendall, Nancy J. 6 Majmundar, Malay Kiran 6 Marton, Krisztina 6 National Academies of Sciences, Engineering, and Medicine (U.S.) Committee on Developing a Behavioral and Social Science Research Agenda on Alzheimer's Disease and Alzheimer's Disease-Related Dementias 6 National Academies of Sciences, Engineering, and Medicine (U.S.) Forum on Neuroscience and Nervous System Disorders 6 National Academies of Sciences, Engineering, and Medicine (U.S.) Roundtable on Health Literacy 6 National Collaborating Centre for Women's and Children's Health (Great Britain) 6 National Research Council (U.S.) Commission on Behavioral and Social Sciences and Education 6 Norris, Sheena M. Posey 6 O'Connor, Elizabeth A. 6 Patel, Deepali 6 Plewes, Thomas J. 6 Technology Assessment Program (Agency for Healthcare Research and Quality) 6 United States Department of Agriculture 6 Widmer, Jocelyn 6 Wizemann, Theresa M. 6 Alexander, Charlee M. 5 Anderson, Karen M. 5 Baciu, Alina 5 British Psychological Society 5 Callahan, Emily A. 5 Casola, Linda Clare 5 Cylus, Jonathan 5 Dahm, Kristin Thuve 5 Duan-Porter, Wei 5 Duke University Evidence-based Practice Center 5 Government-University-Industry Research Roundtable 5 Graig, Laurene A. 5 Johns Hopkins University Evidence-based Practice Center 5 Kirkehei, Ingvild 5 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Global Health 5 National Academies of Sciences, Engineering, and Medicine (U.S.) Board on Health Sciences Policy 5 see all ... less ...

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