Monsalve, Germán A., Catalina M. Martínez, Tatiana Gallo, María Virginia González, Gonzalo Arango, Alejandro Upegui, Juan Manuel Castillo, et al. 2011. “Maternal Critical Care: Outcomes and Patient Characteristics in a Combined Obstetric High Dependency Unit in Medellín, Colombia”. Colombian Journal of Anesthesiology 39 (2):190-205. https://www.revcolanest.com.co/index.php/rca/article/view/748.