1. Departiment of Cardiac Surgery Gemelli Molise Campobasso Italy
2. Cardio‐Thoracic Surgery Department, Heart & Vascular Centre Maastricht University Medical Centre (MUMC) Maastricht Italy
3. Department of Cardiac Surgery Wien North Hospital Wien Austria
4. Department of Cardiac Surgery Ospedale Mauriziano Torino Italy
5. Department of Cardiac Surgery Ospedali Riuniti Torrette Ancona Italy
6. Department of Cardiac Surgery Ospedale Universitario di Verona Verona Italy
7. Department of Cardiac Surgery Villa Maria Eleonora Palermo Italy
8. Department of Cardiac Surgery Weill Cornell Medicine New York New York
9. Department of Cardiac Surgery National University Heart Center Singapore
10. Department of Cardiac Surgery IRCCS, Policlinico San Donato San Donato Milanese Italy
11. Department of Cardiac Surgery Henry Dunant Hospital Athens Greece
12. Department of Cardiac Surgery Medica Superspecialty Hospital Kolkata India
13. Department of Cardiac Surgery Azienda Ospedaliera Universitaria Careggi Firenze Italy
14. Department of Cardiac Surgery Tokyo Bay Urayasu‐Ichikawa Medical Center Tokyo Japan
15. Department of Cardiac Surgery, Veterans Affairs Boston Healthcare System Harvard Medical School Bosto Massachusetts
16. Department of Cardiac Surgery Villa Santa Maria Bari Italy