[1] Hosp Clin Barcelona, Liver Unit, Inst Invest Biomed August Pi & Sunyer IDIBAPS, Barcelona, Spain
[2] Ctr Invest Biomed Red Enfermedades Hepat & Digest, Barcelona, Spain
[3] Univ Turin, Osped San Giovanni Battista, Turin, Italy
[4] Hosp Santa Creu & Sant Pau, Liver Unit, Barcelona, Spain
[5] Hosp Parc Tauli, Sabadell, Spain