1
Published 1990
U.S. Department of Health and Human Services, Public Health Service, National Institutes of Health, Office of Medical Applications of Research
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

2
Published 1990
U.S. Department of Health and Human Services, Public Health Service, National Institutes of Health, Office of Medical Applications of Research
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

3
Published 1990
U.S. Dept. of Health and Human Services, Public Health Service, Office of Medical Applications of Research, National Institutes of Health
...National Institutes of Health (U.S.) Office for Medical Applications of Research...

4
Published 1992
National Institutes of Health, Office of Medical Applications of Research
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

5
Published 1992
National Institutes of Health, Office of Medical Applications of Research
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

6
Published 1981
U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health
...National Institutes of Health (U.S.) Office for Medical Applications of Research...

7
Published 1981
U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health
...National Institutes of Health (U.S.) Office for Medical Applications of Research...

8
by Gorbach, Sherwood L.
Published 1986
University of Chicago Press
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

9
by Foster, Willis R.
Published 1985
American College of Physicians
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

10
by Foster, Willis R.
Published 1985
American College of Physicians
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

11
Published 1993
National Institutes of Health
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

12
Published 1993
National Institutes of Health
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

13
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Institute of Child Health and Human Development
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

14
Published 1994
U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Institute of Child Health and Human Development
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

15
by Nelson, Karin B.
Published 1981
Raven Press
...National Institutes of Health (U.S.) Office for Medical Applications of Research...

16
Published 1998
National Institutes of Health, Continuing Medical Education
...National Institutes of Health (U.S.) Office of Medical Applications of Research...

17
Published 1998
National Institutes of Health, Continuing Medical Education
...National Institutes of Health (U.S.) Office of Medical Applications of Research...