Hernández, L., and M. L. Vásquez. “Practices and Beliefs about Exclusive Breastfeeding by Women Living in Commune 5 in Cali, Colombia”. Colombia Medica, vol. 41, no. 2, June 2010, pp. 161-70, https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/698.