[1] Soc Chilena Nefrol, Com Etica, Providencia, Chile
[2] Pontificia Univ Catolica Chile, Escuela Enfermeria, Vicuna Mackenna 4860,Campus San Joaquin, Santiago, Chile
[3] Univ Desarrollo, Clin Alemana, Fac Med, Ctr Bioet, Santiago, Chile
[4] Univ Desarrollo, Clin Alemana, Fac Med, Santiago, Chile
[5] Pontificia Univ Catolica Chile, Fac Med, Santiago, Chile
[6] Univ los Andes, Fac Med, Santiago, Chile