1. Nephrology; Internal Medicine; Hospital Pablo Tobón Uribe; Universidad de Antioquia; Medellín Colombia
2. Internal Medicine; Universidad Pontificia Bolivariana; Medellín Colombia
3. Pediatric Nephrology, Davita; Universidad de Antioquia; Medellín Colombia
4. Pediatric Nephrology and Epidemiology; Institute for Clinical Epidemiology and Applied Biometrics; Eberhard Karls University; Tuebingen Germany
5. Infectious Diseases; Internal Medicine; Hospital Pablo Tobón Uribe; Universidad de Antioquia; Medellín Colombia