1. Multivisceral Transplant Unit, Gastroenterology, Department of Surgical and Gastroenterological Sciences; University Hospital of Padua; Padua; Italy
2. Second Chair Internal Medicine, Department of Cardiologic, Thoracic and Vascular Sciences; University of Padua; Padua; Italy
3. Liver Transplant Center, Department of Surgical and Gastroenterological Sciences; University Hospital of Padua; Padua; Italy
4. Vascular and Interventional Radiology, Department of Surgery & Transplantation; University Hospital of Udine; Udine; Italy
5. Radiology Section, Department Medical Diagnostic Sciences and Special Therapies; University Hospital of Padua; Padua; Italy
6. The Royal Free Sheila Sherlock Liver Centre; Dept. of Surgery UCL, Royal Free Hospital; London; UK