Varela Arévalo, MarÃa Teresa; Correa Sánchez, Diego; Arrivillaga Quintero, Marcela; Zapata Ossa, Helmer de Jesús; Hoyos Hernández, Paula Andrea; Tovar Cuevas, Luis Miguel Prevalence of risky sexual behaviours in the adult population of Colombia. Revista Cubana de Salud Pública, 2011, vol.37, n. 4, ISSN 0864-3466.
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