21
by Chou, Roger
Published 2007
Oregon Health & Science University

23
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

27
by Chou, Roger
Published 2007
Oregon Health & Science University

28
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

30
by Chou, Roger, Dana, Tracy, Jungbauer, Rebecca M., Weeks, Chandler
Published 2020
Agency for Healthcare Research and Quality, Department of Health and Human Services, USA

31
by Chou, Roger, Clark, Elizabeth, Helfand, Mark
Published 2004
Agency for Healthcare Research and Quality

33
by Chou, Roger
Published 2019
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services

36
by Chou, Roger
Published 2014
Agency for Healthcare Research and Quality

37
by Chou, Roger
Published 2007
Oregon Health & Science University

38
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

39
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

40
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality