1. Cardiothoracic Vascular Department, IRCCS San Raffaele Scientific Institute, Milan, Italy
2. Institute of Cardiology, University of Bologna, Policlinico S. Orsola-Malpighi, Bologna, Italy
3. Interventional Cardiology Unit GVM Care & Research, Maria Cecilia Hospital, Cotignola, Italy
4. Cardiology Division, Cardiovascular Department, Papa Giovanni XXIII Hospital, Bergamo, Italy