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\bibitem{Jahangir_etal2011} Jahangir, A., Fuentes, C., Gaviria, C., Zedillo, E., Cardoso, F. H., Papandreou, G., et al. (2011). \textit{War on drugs : report of the Global Commission on Drug Policy}. Rio de Janeiro: Global Commission on Drug Policy (GCDP).

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