Rengifo-Reina, Herney Alonso. “Beliefs about the Oral Health in Pregnant Women in Three Colombian Cities”. Revista Facultad de Odontología Universidad de Antioquia 20, no. 2 (August 19, 2009): 171–178. Accessed February 2, 2025. https://revistas.udea.edu.co/index.php/odont/article/view/2140.