1. Department of Organ Insufficiency and Transplantation S. Orsola‐Malpighi Hospital Bologna Italy
2. Department of Medical and Surgical Sciences, Alma Mater Studiorum University of Bologna Bologna Italy
3. Morgagni‐Pierantoni Hospital Forlì Italy
4. Radiology Unit, Department of Diagnostic Medicine and Prevention S. Orsola‐Malpighi Hospital Bologna Italy