Symposium on Cellular and Molecular Mechanisms of Drugs of Abuse - Cocaine and Methamphetamine, at 14Th Biennial Meeting of the International-Society-For-Neurochemistry, Date: AUG 19-20, 1993, Location: NICE, FRANCE, Patrocinadores: Int Soc Neurochem, Portuguese Minist Hlth, PROJECTO VIDA Portugal, Med Sch Porto, Portural, Natl Ctr Toxicol Res, US FDA