Lima, Maria da Glória, Ana América Magalhães Paz, Maria Aparecida Gussi, e Raquel da Cruz Dias. 2011. “Perceptions of Students about Drug Consumption and Risk Factors at a Public Shcool in Brasilia, Brazil”. Tempus – Actas De Saúde Coletiva 4 (1):Pág. 67-81. https://doi.org/10.18569/tempus.v4i1.942.