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by Chou, Roger, Clark, Elizabeth, Helfand, Mark
Published 2004
Published 2004
Agency for Healthcare Research and Quality
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by Kansagara, Devan
Published 2008
Published 2008
Department of Veterans Affairs, Health Services Research & Development Service
|
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by Shipman, Scott, Helfand, Mark, Nygren, Peggy, Bougatsos, Christina
Published 2006
Published 2006
Agency for Healthcare Research and Quality (US)
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by Shipman, Scott, Helfand, Mark, Nygren, Peggy, Bougatsos, Christina
Published 2006
Published 2006
Agency for Healthcare Research and Quality (US)
|
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by Chandler, Chris
Published 2005
Published 2005
Oregon Health & Science University, Evidence-Based Practice Center
|
|
by McDonagh, Marian S.
Published 2006
Published 2006
Oregon Health & Science University, Evidence-Based Practice Center
|
|
by Chou, Roger, Helfand, Mark, Peterson, Kim, Dana, Tracy
Published 2006
Published 2006
Oregon Health & Science University
|
|
by Humphrey, Linda L., Chan, Benjamin, Detlefsen, Stephanie, Helfand, Mark
Published 2002
Published 2002
Agency for Healthcare Research and Quality (US)