1. Division of Cardiology, Department of Internal MedicineCittà della Salute e della Scienza Torino Italy
2. Division of CardiologySan Giovanni Bosco Torino Italy
3. U.O.C. CardiologiaOspedale Fatebenefratelli, ASST Fatebenefratelli/Sacco Milano Italy
4. U.O.C. CardiologiaOspedale Sacco, ASST Fatebenefratelli/Sacco Milano Italy
5. Division of CardiologyFerrarotto Hospital, University of Catania Catania Italy
6. Department of CardiologyInfermi Hospital Rivoli Italy
7. U.O.C. CardiologiaOspedale di Magenta, ASST Milanese Ovest Milano Italy
8. Division of CardiologyOspedale Civile Ciriè Italy
9. U.O.C. CardiologiaOspedale di Legnano, ASST Milanese Ovest Milano Italy
10. U.O.C. CardiologiaOspedale di Seriate, ASST Bergamo Est Milano Italy
11. U.O. Cardiologia Clinica ed InterventisticaIstituto Clinico S. Ambrogio Milano Italy