21
by Nelson, Heidi D.
Published 2001
Agency for Healthcare Research and Quality (US)

22
by Nelson, Heidi D.
Published 2002
Agency for Healthcare Research and Quality (US)

24
by Nelson, Heidi D.
Published 2019
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services

25
by Nelson, Heidi D.
Published 2019
Agency for Healthcare Research and Quality

27
by Nelson, Heidi D.
Published 2019
Agency for Healthcare Research and Quality

28
by Nelson, Heidi D., Helfand, Mark
Published 2002
Agency for Healthcare Research and Quality (US)

29
by Nelson, Heidi D., Helfand, Mark
Published 2002
Agency for Healthcare Research and Quality (US)

32
by Miller, Jill, Chan, Benjamin, Nelson, Heidi D.
Published 2002
Agency for Healthcare Research and Quality (US)

33
by Nelson, Heidi D., Nygren, Peggy, McInerney, Yasmin
Published 2004
Agency for Healthcare Research and Quality (US)

34
by LeBlanc, Erin, Chan, Benjamin, Nelson, Heidi D.
Published 2002
Agency for Healthcare Research and Quality (US)

35
by Nelson, Heidi D., Nygren, Peggy, McInerney, Yasmin
Published 2004
Agency for Healthcare Research and Quality (US)

36
by LeBlanc, Erin, Chan, Benjamin, Nelson, Heidi D.
Published 2002
Agency for Healthcare Research and Quality (US)

38
by Nelson, Heidi D., Nygren, Peggy, Walker, Miranda, Panoscha, Rita
Published 2006
Agency for Healthcare Research and Quality (US)