[1] Univ Hosp La Fe, Valencia, Spain
[2] Vall dHebron Univ Hosp, Barcelona, Spain
[3] Virgen de la Arrixaca Univ Hosp, Murcia, Spain
[4] Cruces Univ Hosp, Baracaldo, Spain
[5] La Princesa Univ Hosp, Madrid, Spain
[6] 12 Octubre Univ Hosp, Madrid, Spain
[7] La Paz Univ Hosp, Madrid, Spain
[8] Ramon y Cajal Univ Hosp, Madrid, Spain
[9] Virgen Candelaria Univ Hosp, San Cristobal la Laguna, Spain
[10] Nino Jesus Hosp, Madrid, Spain