de Obstetricia y Ginecología - FECOLSOG, Federación Colombiana. “Prize-Winning Work Presented at the 28th National Obstetrics and Gynecology Congress Held Between the 16th and 19th of May 2012 in Cartagena, Colombia”. Revista Colombiana De Obstetricia Y Ginecología, vol. 63, no. 2, Dec. 2012, pp. 175-7, https://revista.fecolsog.org/index.php/rcog/article/view/196.