[Natural history of dependence of cocaine basic paste].
D000293:Adolescent; D000328:Adult; D001923:Brain Chemistry; D003042:Cocaine; D005260:Female; D006801:Humans; D008297:Male; D010568:Peru; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000503:physiopathology*
D003042:Cocaine
Contribución al estudio de la historia natural de la dependencia a la pasta básica de cocaina.