Authors:Paul D. Wagner, Patricia S. Steeg, and Ngoc-Diep VuFrom:
Proceedings of the National Academy of Sciences of the United States.
(Vol. 94, Issue 17)
Peer-Reviewed
Aug. 19, 1997189 words
Article
Abstract Only
1
Get Full Access
Gale offers a variety of resources for education, lifelong learning, and academic research. Log in through your library to get access to full content and features!