1
by Jonsen, Albert R.
Published 1993
National Academy Press
...National Center for Biotechnology Information...

2
Published 1988
National Academies Press (US)
...National Center for Biotechnology Information...

3
by Hanna, Kathi E.
Published 1991
National Academy Press
...National Center for Biotechnology Information...

4
by Bulger, Ruth Ellen
Published 1995
National Academy Press
...National Center for Biotechnology Information...