1. Department of Cardio-Thoracic and Vascular Medicine and Surgery, Division of Cardiology, A.O. San Camillo-Forlanini, 00152 Rome, Italy
2. Faculty of Medicine and Dentistry, UniCamillus-Saint Camillus International University of Health Sciences, 00131 Rome, Italy
3. Department of Cardiology, Heart Center Leipzig, University of Leipzig, 04289 Leipzig, Germany
4. Division of Cardiology, AOU “Policlinico G. Martino”, Department of Clinical and Experimental Medicine, University of Messina, 98166 Messina, Italy
5. Division of Cardiology, IRCCS Hospital Galeazzi-Sant’Ambrogio, 20161 Milan, Italy