@book{P-7848,
author="Kravitz, Richard L. and James P. Kahan and Peter Jacobson and Lisa S. Meredith and Ian D. Coulter and Xenia Tonesk and Steven Garber and Paul G. Shekelle and Samuel A. Bozzette",
title="The Roles of Physicians in the Twenty-First Century:  A Research Agenda",
address="Santa Monica, CA",
year="1993",
doi="",
publisher="RAND Corporation"
}