1. Division of Hepatic Surgery and Liver Transplantation University Hospital of Pisa Pisa Italy
2. Department of Anesthesia University Hospital of Pisa Pisa Italy
3. Institute of Clinical Physiology National Research Council Pisa Italy
4. CRAOT, Regional Authority for Organ and Tissue Allocation Careggi Hospital (Centro Regionale per l'Allocazione di Organi e Tessuti) Florence Italy
5. Division of Pathology University Hospital of Pisa Pisa Italy
6. OTT, Regional Transplant Authority of Tuscany (Organizzazione Toscana Trapianti) Florence Italy