1. Cardiology Department, Maria Vittoria Hospital, Torino, Italy2University of Torino, Torino, Italy
2. Ospedale Papa Giovanni XXIII, Bergamo, Italy
3. University of Torino, Torino, Italy4AOU Città della Salute e della Scienza di Torino, Torino, Italy
4. Chaim Sheba Medical Center, Tel Hashomer and Sacker University, Tel Aviv, Israel
5. Department of Internal Medicine and Cardiac Surgery, Ospedale Niguarda, Milano, Italy
6. Department of Cardiological Thoracic and Vascular Sciences, University of Padova, Padova, Italy
7. Cardiology Department, Ospedale Regionale San Maurizio, Bolzano, Italy
8. Department of Cardiology and Cardiac Surgery, Ca Foncello Hospital, Treviso, Italy
9. Department of Cardiac Surgery and Rehabilitation, Villa Maria Pia Hospital, Torino, Italy
10. Department of Cardiology, Ospedale degli Infermi, Rivoli, Italy
11. Department of Pediatrics, Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
12. Cardiac Surgery, Ospedale Mauriziano, Torino, Italy
13. Case Western Reserve University, Cleveland, Ohio15University Hospitals Case Medical Center, Cleveland, Ohio
14. Department of Cardiac Surgery, Ospedale San Camillo, Roma, Italy
15. Division of Cardiovascular Disease, Mayo Clinic, Rochester, Minnesota
16. Department of Cardiology, Belgrade University School of Medicine and Clinical Centre of Serbia, Belgrade, Serbia
17. St Vincent Hospital, Worcester, Massachusetts
18. Cardiology Department, Maria Vittoria Hospital, Torino, Italy