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National Center for Biotechnology Information 528 Springer eBooks 2005- 254 Directory of Open Access Books 242 OECD Books and Papers 94 Springer Book Archives -2004 78 OAPEN 14 more ... Karger eBooks Collection 1997-2013 13 Eighteenth Century Collections Online / ECCO 7 Nomos 5 Edward Elgar eBook Archive 2 Edward Elgar eBooks Collection Business & Economics 2 Making of the Modern World 2 O'Reilly 2 Cambridge Books Online 1 JSTOR Books 1 see all ... less ...

United States Agency for Healthcare Research and Quality 215 U.S. Preventive Services Task Force 72 Canadian Agency for Drugs and Technologies in Health 45 Effective Health Care Program (U.S.) 41 Oregon Evidence-based Practice Center (Center for Health Research (Kaiser-Permanente Medical Care Program. Northwest Region)) 40 Organisation for Economic Co-operation and Development 38 more ... Oregon Health & Science University Evidence-based Practice Center 32 Nasjonalt kunnskapssenter for helsetjenesten 24 Oregon Health & Science University Pacific Northwest Evidence-based Practice Center 24 Nelson, Heidi D. 20 Patient-Centered Outcomes Research Institute (U.S.) 20 United States Department of Veterans Affairs 20 National Toxicology Program (U.S.) 19 Tufts Evidence-based Practice Center 19 World Health Organization 18 Chou, Roger 15 RTI International-University of North Carolina Evidence-based Practice Center 14 Statens beredning för medicinsk utvärdering (Sweden) 14 Vanderbilt Evidence-based Practice Center 14 Research Triangle Institute-University of North Carolina Evidence-based Practice Center 13 Durham VA Medical Center Evidence-based Synthesis Program Center 12 European Observatory on Health Systems and Policies 12 Quality Enhancement Research Initiative (U.S.) 12 National Institute of Environmental Health Sciences 11 Henderson, Jillian T. 10 National Institutes of Health (U.S.) 10 Rao, Ghanta N. 10 World Health Organization Regional Office for Europe 10 Guirguis-Blake, Janelle 9 Jonas, Dan 9 Technology Assessment Program (Agency for Healthcare Research and Quality) 9 Duke University Evidence-based Practice Center 8 Johns Hopkins University Evidence-based Practice Center 8 Minnesota Evidence-based Practice Center 8 National Institute for Health and Clinical Excellence (Great Britain) 8 Senger, Caitlyn A. 8 University of Alberta Evidence-based Practice Center 8 Williams, John W. 8 Portland VA Medical Center Evidence-based Synthesis Program Center 7 Sirgy, M. Joseph 7 Trikalinos, Thomas A. 7 Balk, Ethan 6 Beil, Tracy 6 Bougatsos, Christina 6 Helfand, Mark 6 Lin, Jennifer 6 Lin, Kenneth 6 Oregon Health Sciences University Evidence-based Practice Center 6 Totten, Annette M. 6 United States Substance Abuse and Mental Health Services Administration 6 University of Ottawa Evidence-based Practice Center 6 Webber, Elizabeth M. 6 Whitlock, Evelyn P. 6 Berg, Rigmor C. 5 Cantor, Amy 5 Feltner, Cynthia 5 Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen 5 International Labour Organization 5 Mayo Clinic Evidence-based Practice Center 5 McPheeters, Melissa L. 5 National Institute for Health and Care Excellence (Great Britain) 5 O'Connor, Elizabeth A. 5 RTI International 5 Royal College of Nursing (Great Britain) 5 Special Programme of Research, Development, and Research Training in Human Reproduction (World Health Organization) 5 United States Agency for Health Care Policy and Research 5 Adcock, Lorna 4 Bean, Sarah 4 Blazina, Ian 4 Brown University Center for Evidence-Based Medicine 4 Burda, Brittany U. 4 Butler, Mary 4 Center for Behavioral Health Statistics and Quality (U.S.) 4 Dahabreh, Issa J. 4 Dana, Tracy 4 Deventer, Hendrik van 4 Drug Effectiveness Review Project 4 Fretheim, Atle 4 Gierisch, Jennifer M. 4 Goldstein, Karen M. 4 Hartling, Lisa 4 Hijzen, Alexander 4 Humphrey, Linda L. 4 Kirkehei, Ingvild 4 Melnikow, Joy 4 Michalos, Alex C. 4 Minneapolis VA Health Care System (U.S.) VA Evidence Synthesis Program 4 National Academies of Sciences, Engineering, and Medicine (U.S.) Committee on Increasing the Number of Women in Science, Technology, Engineering, Mathematics, and Medicine (STEMM) 4 Oregon Health & Science University 4 Paynter, Robin 4 Perdue, Leslie A. 4 Sassi, Franco 4 Sathe, Nila A. 4 Southern California Evidence-Based Practice Center/RAND 4 Tufts-New England Medical Center Evidence-based Practice Center 4 University of California, Davis Center for Healthcare Policy and Research 4 Vandermeer, Ben 4 Wang, Zhen 4 Weitlauf, Amy S. 4 Wismar, Matthias 4 see all ... less ...

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