**Health-Related Quality of Life in Chronic Renal Predialysis Patients Exposed to a Prevention Program – Medellín, 2007-2008**

Carlos E. Yepes Delgado, Yanett M. Montoya Jaramillo, Beatriz E. Orrego Orozco and Daniel C. Aguirre Acevedo *School of Medicine, University of Antioquia, Pablo Tobón Uribe Hospital, Medellín, Colombia* 
