[1] Univ Pisa, Hepatobiliary Surg & Liver Transplantat, Med Sch Hosp, Via Paradisa 2, I-56124 Pisa, Italy
[2] Univ Pisa, Dept Surg Med Biochem Pathol & Intens Care, Pisa, Italy
[3] Univ Pisa, Dept Pathol, Med Sch Hosp, Pisa, Italy
[4] Univ Pisa, Intervent Radiol, Med Sch Hosp, Pisa, Italy
[5] Univ Pisa, Anesthesiol & Intens Care, Med Sch Hosp, Pisa, Italy
[6] Careggi Hosp, Reg Ctr Organ & Tissue Allocat, Florence, Italy
[7] Tuscany Reg Welf Minist, Org Toscana Trapianti, Florence, Italy