Schuster Charles R, Henningfield Jack
Department of Psychiatry and Behavioral Neurosciences, Wayne State University School of Medicine, 2761 E. Jefferson, Detroit, MI 48207, USA.
Drug Alcohol Depend. 2003 Jun 5;70(3 Suppl):S1-4. doi: 10.1016/s0376-8716(03)00095-4.