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1by Catherine M. Dormitzer, Gonzalo B. Gonzalez, Marcel Penna, Julio Bejarano, Patricia Obando, Mauricio Sanchez, Kenneth Vittetoe, Ulises Gutierrez, Juan Alfaro, Guillermo Meneses, Jorge Bolivar Diaz, Manuel Herrera, Julia Hasbun, Anna Chisman, Luis Caris, Chen Chuan-Yu, James C. Anthony“... and methamphetamines, tranquilizers, ecstasy, and heroin were assessed via responses about questions on age of first...”
Published 2004
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2“... habits. Additional challenges have been posed by the increasing availability of heroin in the Andean Area...”
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Article in Journal/Newspaper