1. Cardiology Department, Grande Ospedale Metropolitano, AO Bianchi Melacrino Morelli, 89129 Reggio Calabria, Italy
2. De Gasperis Cardio Center, Niguarda Hospital, 20162 Milan, Italy
3. Operative Unit of Cardiology, P. Borsellino Hospital, Marsala, ASP Trapani, 91025 Trapani, Italy
4. CCU-Cardiology Unit, Ospedale San Giuseppe da Copertino Hospital, 73043 Copertino, Italy
5. Clinical and Rehabilitation Cardiology Department, San Filippo Neri Hospital, ASL Roma 1, 00100 Roma, Italy
6. Sant’Andrea Hospital, ASL 5 Regione Liguria, 19124 La Spezia, Italy
7. Department of Cardiothoracic Science, Azienda Sanitaria Universitaria Integrata di Udine, 33100 Udine, Italy
8. Cardiology Unit, Brotzu Hospital, 09121 Cagliari, Italy
9. Cardiology Department, Giovanni Paolo II Hospital, 88046 Lamezia Terme, Italy
10. Cardiology Unit, Ospedale Santa Croce e Carle, 12100 Cuneo, Italy
11. Cardiovascular Department, Sant’Anna e San Sebastiano Hospital, 81100 Caserta, Italy
12. Department of Cardiology, General Regional Hospital “F. Miulli”, 70021 Bari, Italy
13. Cardiology Department, Garibaldi Nesima Hospital, 95122 Catania, Italy