41
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

42
Published 1995
Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

43
Published 1995
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

44
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

45
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

46
Published 1995
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

47
Published 1992
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

48
Published 1996
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

49
Published 1996
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

50
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

51
Published 1995
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

52
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

53
Published 1995
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

54
Published 1993
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

55
Published 1993
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

56
Published 1995
Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research