1
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

2
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

3
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

4
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research

6
Published 2020
National Institute for Health and Care Excellence (UK)

9
by Wenger, Nanette Kass
Published 1995
U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research