1
by Helfand, Mark
Published 2004
Agency for Healthcare Research and Quality (US)

2
by Smith, M. E. Beth
Published 2011
Oregon Health & Science University

3
by Helfand, Mark
Published 2009
Oregon Health & Science University

4
by Helfand, Mark
Published 2006
Oregon Health & Science University, Evidence-Based Practice Center

5
by McDonagh, Marian S.
Published 2006
Oregon Health & Science University, Evidence-Based Practice Center

6
by Chou, Roger
Published 2007
Oregon Health & Science University

8
by Helfand, Mark
Published 2005
Oregon Health & Science University, Evidence-Based Practice Center

9
by Helfand, Mark
Published 2006
Oregon Health & Science University, Evidence-Based Practice Center

10
by Chou, Roger, Clark, Elizabeth, Helfand, Mark
Published 2004
Agency for Healthcare Research and Quality

12
by Helfand, Mark
Published 2007
Oregon Health & Science University

13
by Chandler, Chris
Published 2005
Oregon Health & Science University, Evidence-Based Practice Center

14
by Helfand, Mark
Published 2001
Oregon Health & Science University, Evidence-Based Practice Center

15
by Helfand, Mark
Published 2008
Department of Veterans Affairs, Health Services Research & Development Service

16
by Kansagara, Devan
Published 2008
Department of Veterans Affairs, Health Services Research & Development Service

17
by Helfand, Mark
Published 2009
Agency for Healthcare Research and Quality

18
by Helfand, Mark
Published 2009
Oregon Health & Science University

19
by Helfand, Mark
Published 2008
Department of Veterans Affairs, Health Services Research & Development Service

20
by Chou, Roger
Published 2007
Oregon Health & Science University