[1] Hosp Santa Creu & Sant Pau, Dept Gastroenterol, Mas Casanovas 90, Barcelona 08041, Spain
[2] Hosp Santa Creu & Sant Pau, Inst Recerca, Barcelona, Spain
[3] Inst Salud Carlos III, Ctr Invest Biomed Red Enfermedades Hepat & Digest, Madrid, Spain
[4] Univ Autonoma Barcelona, Barcelona, Spain
[5] Hosp Arnau Vilanova, Inst Recerca Biomed IRBLleida, Lleida, Spain
[6] Hosp Santa Creu & Sant Pau, Cardiac Imaging Unit, Barcelona, Spain
[7] Hosp Clin Barcelona, IDIBAPS, Med Stat Core Facil, Barcelona, Spain
[8] Univ Autonoma Barcelona, Fac Med, Biostat Unit, Barcelona, Spain