Early Sexual behavior among adolescents students of a high school in the city of Valledupar / Colombia. 2010. Ciencia y Salud Virtual, [S. l.], v. 2, n. 1, p. 61–77, 2010. DOI: 10.22519/21455333.64. Disponível em: https://revistas.uninunez.edu.co/cienciaysalud/article/view/64. Acesso em: 14 jun. 2026.