[1] Complejo Hosp Univ Santiago De Compostela, Serv Med Intens, Santiago De Compostela, A Coruna, Spain
[2] Hosp Univ Marques Valdecilla, Serv Med Intens, Santander, Spain
[3] Hosp Univ Tarragona Joan XXIII, Serv Med Intens, Tarragona, Spain
[4] Hosp Univ 12 Octubre, Serv Med Intens, Madrid, Spain
[5] Univ Valencia, Hosp Univ & Politecn La Fe, Area Med Intens, Med, Valencia, Spain
[6] Corp Sanitaria & Univ Parc Tauli CIBER Enfermedad, Area Crit, Sabadell, Spain
[7] Hosp Univ Fuenlabrada, Serv Med Intens, Madrid, Spain
[8] Hosp San Juan Dios Cordoba, Serv Med Intens & Urgencias, Cordoba, Spain
[9] Hosp Torrejon, Serv Med Intens, Madrid, Spain
[10] Hosp Clin Barcelona, Barcelona, Spain
[11] Hosp Juan A Fernandez, Div Terapia Intens, Buenos Aires, DF, Argentina
[12] Hosp Univ Vall dHebron, Serv Med Intens, Barcelona, Spain
[13] Hosp Univ Cent Asturias, Oviedo, Spain
[14] Hosp Univ Mutua Tarrasa, Jefe Serv Med Intens, Barcelona, Spain
[15] Univ Barcelona, Escuela Enfermeria, Barcelona, Spain