1. Hepatobiliary Surgery and Liver Transplantation Unit; University of Pisa Medical School Hospital; Pisa Italy
2. Department of Experimental and Clinical Medicine; University of Florence; Florence Italy
3. Referral Center for Tropical Diseases of Tuscany, Infectious and Tropical Diseases Unit; Careggi University Hospital; Florence Italy
4. Pathology; University of Pisa Medical School Hospital; Pisa Italy
5. Department of Translational Research; N.T.M.S.; University of Pisa; Pisa Italy
6. Infectious Diseases; University of Pisa Medical School Hospital; Pisa Italy
7. Programma Monitoraggio delle Malattie Parassitarie; AOU Pisana; Pisa Italy