[1] Ist Super San, Ctr Global Hlth, Rome, Italy
[2] Hosp Univ Vall dHebron, Vall dHebron Barcelona Hosp Campus, Liver Unit, Barcelona, Spain
[3] Inst Salud Carlos III, Ctr Invest Biomed Red Enfermedades Hepat & Digest, Madrid, Spain
[4] Univ Med Ctr Ljubljana, Clin Infect Dis, Ljubljana, Slovenia
[5] Univ Ljubljana, Fac Med, Ljubljana, Slovenia
[6] Univ Hosp, Div Gastroenterol & Hepatol & Clin Pathol, Geneva, Switzerland
[7] Univ Med Leipzig, Dept Med 2, Div Hepatol, Leipzig, Germany
[8] Univ Palermo, Dept Internal Med & Med Specialties PROMISE, Gastroenterol & Hepatol Unit, Palermo, Italy
[9] Hosp Univ Valle Hebron, Paseo Valle Hebron 115, Barcelona 08035, Spain