1. Department of Cardiovascular Diseases Gemelli Molise Campobasso Italy
2. Division of Cardiac Surgery A Henry Dunant Hospital Athens Greece
3. Department of Cardiology “Pierangeli” Hospital Pescara Italy
4. Department of Cardiology, “S Spirito” Hospital “Pierangeli” Hospital Pescara Italy
5. Department of Cardio‐Thoracic Surgery, Cardiovascular Research Institute Maastricht (CARIM) Maastricht University Medical Centre (MUMC) Maastricht The Netherlands