[1] Univ Hosp Udine, Dept Surg, I-33100 Udine, Italy
[2] Univ Hosp Udine, Transplantat Unit, I-33100 Udine, Italy
[3] Univ Hosp Udine, Div Hepatol, I-33100 Udine, Italy
[4] Univ Hosp Udine, Div Infect Dis, I-33100 Udine, Italy
[5] Univ Modena, Liver & Multivisceral Transplantat Unit, I-41100 Modena, Italy