[1] Hosp Clin Barcelona IDIBAPS, Liver Unit, Barcelona, Spain
[2] Hosp Univ Marques Valdecilla, Santander, Spain
[3] Hosp Univ Virgen Rocio, Seville, Spain
[4] Hosp Univ Cent Asturias, Oviedo, Spain
[5] Hosp Univ Vall dHebron, Barcelona, Spain
[6] Hosp Santa Creu & Sant Pau, Barcelona, Spain
[7] Hosp Univ Ramon y Cajal, Madrid, Spain
[8] Parc Tauli Hosp Univ, Sabadell, Spain
[9] Hosp Univ & Politecn La Fe, Valencia, Spain
[10] Hosp Univ 12 Octubre, Madrid, Spain
[11] Hosp Univ Cabuenes, Gijon, Spain
[12] Xerencia Xest Integrada Vigo, Vigo, Spain
[13] Hosp Mar, Barcelona, Spain
[14] Hosp Univ Puerto Hierro, Madrid, Spain
[15] Hosp Univ Dr Josep Trueta, Barcelona, Spain
[16] Hosp Clin Univ Valencia, INCLIVA, Valencia, Spain
[17] Hosp Univ Mutua Terrassa, Terrassa, Spain
[18] Hosp Univ Fdn Alcorcon, Alcorcon, Spain
[19] Hosp Univ Miguel Servet, Zaragoza, Spain
[20] Hosp Univ Nuestra Senora Candelaria, Santa Cruz de La Palma, CA, Spain
[21] Complejo Hosp Univ Toledo, Toledo, Spain
[22] Hosp Univ Virgen Victoria, Malaga, Spain
[23] Hosp Salamanca, Salamanca, Spain
[24] Hosp Gen Univ Gregorio Maranon, Madrid, Spain
[25] Hosp Univ Burgos, Burgos, Spain
[26] Inst Invest Biomed August Pi & Sunyer IDIBAPS, Barcelona, Spain
[27] Hosp Univ Santiago, Santiago De Compostela, Spain