21
by Hickam, David H.
Published 2003
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

22
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

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

24
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

25
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

26
by Guise, Jeanne-Marie
Published 2003
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

27
by Nelson, Heidi D.
Published 2002
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

28
by Nelson, Heidi D.
Published 2002
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

29
by Haney, Elizabeth M., Huffman, Laurie, Bougatsos, Christina, Freeman, Michele
Published 2007
Agency for Healthcare Research and Quality (US)

31
by Haney, Elizabeth M., Huffman, Laurie, Bougatsos, Christina, Freeman, Michele
Published 2007
Agency for Healthcare Research and Quality (US)

33
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality

34
by Chou, Roger
Published 2012
Agency for Healthcare Research and Quality