21
by Balk, Ethan
Published 2004
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

22
by Raman, Gowri, Kupelnick, Bruce, Chew, Priscilla W., Lau, Joseph
Published 2006
Agency for Healthcare Research and Quality

23
by Lau, Joseph
Published 2005
Agency for Healthcare Research and Quality

24
by Lau, Joseph, Chew, Priscilla W., Wang, Chenchen, White, Alexander C.
Published 2004
Agency for Healthcare Research and Quality

25
by Chin, Kevin M., Wessler, Benjamin, Chew, Priscilla W., Lau, Joseph
Published 2006
Agency for Healthcare Research and Quality

26
by Jordan, Harmon, Bert, Robert, Chew, Priscilla W., Kupelnick, Bruce
Published 2003
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services

28
by Ip, Stanley
Published 2005
Agency for Healthcare Research and Quality

29
by Balk, Ethan
Published 2006
U.S. Dept. of Health and Human Services, Agency for Healthcare Research and Quality

30
by Bonis, Peter A. L.
Published 2007
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

31
by Balk, Ethan
Published 2005
Agency for Healthcare Research and Quality

32
by Lichtenstein, Alice H.
Published 2009
U.S. Dept. of Health and Human Services, Agency for Healthcare Research and Quality

33
by Chung, Mei
Published 2009
Agency for Healthcare Research and Quality

34
by Balk, Ethan
Published 2006
Agency for Healthcare Research and Quality

35
by Ip, Stanley
Published 2007
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Healthcare Research and Quality

36
by Ip, Stanley
Published 2009
Agency for Healthcare Research and Quality (US)

37
by Chung, Mei
Published 2008
Agency for Healthcare Research and Quality (US)

38
by Raman, Gowri, Kupelnick, Bruce, Chew, Priscilla W., Lau, Joseph
Published 2006
Agency for Healthcare Research and Quality

40
by Trikalinos, Thomas A., Lau, Joseph
Published 2007
Agency for Healthcare Research and Quality