[1] Osped San Bortolo Vicenza, Int Renal Res Inst Vicenza, Vicenza, Italy
[2] Univ Rosario, Escuela Med & Ciencias Salud, Bogota, Colombia
[3] Fdn Cardioinfantil, Nephrol, Bogota, Colombia
[4] Fdn Cardioinfantil, Internal Med & Nephrol Fdn Cardioinfantil 1, Bogota, Colombia
[5] Univ Rosario, Internal Med 3, Escuela Med & Ciencias Salud, Bogota, Colombia
[6] Univ Norte, Internal Med, Barranquilla, Colombia
[7] Univ Sabana, Chia, Colombia