1
by Perrin, Edward
Published 1999
National Academy Press
...National Center for Biotechnology Information...

2
by Perrin, Edward
Published 1999
National Academy Press
...National Center for Biotechnology Information...

3
by Perrin, Edward
Published 2001
National Academy Press
...National Center for Biotechnology Information...

4
by Perrin, Edward
Published 1997
National Academy Press
...National Center for Biotechnology Information...