1. Division of Cardiac Surgery A Henry Dunant Hospital Athens Greece
2. Department of Cardiovascular Sciences Gemelli Molise Campobasso Italy
3. Department of Cardiology “Pierangeli” Hospital Pescara Italy
4. Department of Cardiac Surgery, Santa Maria Hospital GVM University of Foggia Foggia Italy
5. Department of Cardio‐Thoracic Surgery, Heart and Vascular Centre, Cardiovascular Research Institute Maastricht (CARIM) Maastricht University Medical Centre (MUMC) Maastricht The Netherlands