Olivar-Carreño, Karen, Laura Camargo-Agón, Margarita Baldión, Byron Cardoso, and José Fernando Vera-Chamorro. “Prevalence of Hypovitaminosis D in Pregnant Women and Their Newborns in Colombia”. Revista Colombiana de Endocrinología, Diabetes & Metabolismo 9, no. 1 (February 16, 2022). Accessed June 18, 2024. https://revistaendocrino.org/index.php/rcedm/article/view/683.