Affiliation: | Department of Gastroenterology and Hepatology, Istituto Mediterraneo Trapianti e Terapie ad Alta Specializzazione, University of Pittsburgh Medical Center, Palermo, Italy; Department of Abdominal Surgery, Istituto Mediterraneo Trapianti e Terapie ad Alta Specializzazione, University of Pittsburgh Medical Center, Palermo, Italy; Department of Pathology, Istituto Mediterraneo Trapianti e Terapie ad Alta Specializzazione, University of Pittsburgh Medical Center, Palermo, Italy; Department of Intensive Care Unit, Istituto Mediterraneo Trapianti e Terapie ad Alta Specializzazione, University of Pittsburgh Medical Center, Palermo, Italy; Department of Sperimental Medicine and Pharmacology, Policlinico, Messina, Italy [Correction added after online publication 12 March 2008: All author affiliations have been corrected.] |