1. Internal Medicine Department, Universidad Cooperativa de Colombia, Medellín, Colombia
2. Division of Nephrology, San Juan de Dios Hospital, Santa Fe de Antioquia, Antioquia, Colombia
3. Colombian Association of Nephrology and Hypertension, Bogotá, Colombia
4. Epidemiology and Public Health, Polytechnic University of Nicaragua, Managua, Nicaragua
5. Internal Medicine Department, Universidad del Bosque, Bogotá, Colombia