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United States Agency for Healthcare Research and Quality Effective Health Care Program (U.S.) 264 U.S. Preventive Services Task Force 200 Oregon Health & Science University Evidence-based Practice Center 135 Oregon Health & Science University Pacific Northwest Evidence-based Practice Center 113 Johns Hopkins University Evidence-based Practice Center 111 more ... Oregon Evidence-based Practice Center (Center for Health Research (Kaiser-Permanente Medical Care Program. Northwest Region)) 104 RTI International-University of North Carolina Evidence-based Practice Center 99 Minnesota Evidence-based Practice Center 92 Chou, Roger 87 Duke University Evidence-based Practice Center 81 Southern California Evidence-Based Practice Center/RAND 77 Tufts Evidence-based Practice Center 69 Research Triangle Institute-University of North Carolina Evidence-based Practice Center 59 Technology Assessment Program (Agency for Healthcare Research and Quality) 53 Blue Cross and Blue Shield Association Technology Evaluation Center 51 Vanderbilt Evidence-based Practice Center 50 Nelson, Heidi D. 42 Tufts-New England Medical Center Evidence-based Practice Center 40 Brown University Center for Evidence-Based Medicine 39 Balk, Ethan 37 University of Alberta Evidence-based Practice Center 33 Bougatsos, Christina 32 Whitlock, Evelyn P. 30 Dana, Tracy 28 ECRI Institute-Penn Medicine Evidence-based Practice Center 26 Helfand, Mark 26 Lin, Jennifer 26 O'Connor, Elizabeth A. 25 Viswanathan, Meera 25 Lau, Joseph 24 Oregon Health Sciences University Evidence-based Practice Center 24 Trikalinos, Thomas A. 23 University of Ottawa Evidence-based Practice Center 23 Butler, Mary 22 Jonas, Dan 22 Scientific Resource Center (Portland, Or.) 22 McMaster University Evidence-based Practice Center 21 Ip, Stanley 20 Leavy, Michelle B. 20 Shekelle, Paul G. 20 Center for Health Research (Kaiser-Permanente Medical Care Program. Northwest Region) 19 Gliklich, Richard E. 19 Guirguis-Blake, Janelle 19 ECRI Evidence-based Practice Center 18 Kane, Robert L. 18 Brasure, Michelle 17 Mayo Clinic Evidence-based Practice Center 17 Berkman, Nancy D. 16 Dahabreh, Issa J. 16 Gartlehner, Gerald 16 Gaynes, Bradley N. 16 Matchar, David B. 16 Nygren, Peggy 16 University of Connecticut-Hartford Hospital Evidence-based Practice Center 16 Aronson, Naomi 15 New England Medical Center Hospital Evidence-based Practice Center 15 Newberry, Sydne J. 15 Beil, Tracy 14 Hartling, Lisa 14 L&M Policy Research 14 Patnode, Carrie D. 14 Patient-Centered Outcomes Research Institute (U.S.) 13 Belinson, Suzanne 12 Cantor, Amy 12 Henderson, Jillian T. 12 McDonagh, Marian S. 12 Research Triangle Institute 12 Totten, Annette M. 12 Wilt, Timothy J. 12 Dreyer, Nancy A. 11 Feltner, Cynthia 11 Maglione, Margaret 11 Myers, Evan R. 11 Samson, David J. 11 Selph, Shelley 11 Senger, Caitlyn A. 11 Treadwell, Jonathan R. 11 Blazina, Ian 10 Evidence-based Practice Centers Program (U.S.) 10 Humphrey, Linda L. 10 McCrory, Douglas C. 10 McPheeters, Melissa L. 10 Pignone, Michael 10 Shamliyan, Tatyana 10 Stanford-UCSF Evidence-based Practice Center 10 Williams, Selvi 10 Chung, Mei 9 Hartmann, Katherine E. 9 Raman, Gowri 9 Saldanha, Ian J. 9 Wolff, Tracy 9 Forman-Hoffman, Valerie 8 Guise, Jeanne-Marie 8 Harris, Russell 8 Hempel, Susanne 8 Hickam, David H. 8 Huffman, Laurie 8 Jungbauer, Rebecca M. 8 Kahwati, Leila C. 8 see all ... less ...

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