1. Division of Cardiac Surgery, Cardiac Surgery Department, IRCCS, Azienda Ospedaliero-Universitaria di Bologna , Bologna, Italy
2. Department of Biomedical and Neuromotor Sciences, University of Bologna , Bologna, Italy
3. Cardiovascular Radiology Unit, Cardio-Thoraco-Vascular Department, IRCCS, Azienda Ospedaliero-Universitaria di Bologna , Bologna, Italy
4. Department of Experimental, Diagnostic and Specialty Medicine, University of Bologna , Bologna, Italy