1. Department of Diagnostic Medicine and Prevention, Radiology Unit, S. Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy
2. Radiology Unit, “C. A. Pizzardi” Maggiore Hospital, Bologna, Italy
3. Department of Organ Failure and Transplantation, Internal Medicine, S. Orsola-Malpighi Hospital, Alma Mater Studiorum, University of Bologna, Bologna, Italy
4. General and Oncology Surgery, Morgagni-Pierantoni Hospital, Forli, Italy
5. Department of Medical & Surgical Sciences, DIMEC, Alma Mater Studiorum, University of Bologna, Bologna, Italy