1. Cardiology Department, Grande Ospedale Metropolitano, GOM, AO Bianchi Melacrino Morelli, 89129 Reggio Calabria, Italy
2. Operative Unit of Cardiology, P. Borsellino Hospital, 91025 Marsala, Italy
3. Cardiology Unit, ASST Grande Ospedale Metropolitano Niguarda, 20162 Milano, Italy
4. Division of Cardiology, Azienda USL Toscana Nord-Ovest, Versilia Hospital, 55049 Lido di Camaiore, Italy
5. Division of Cardiology, Mauriziano Hospital, 10128 Turin, Italy
6. Cardiology-ICU Department, Ospedali di Città di Castello e di Gubbio-Gualdo Tadino, AUSL Umbria 1, Via Guerriero Guerra, 06127 Perugia, Italy
7. Division of Cardiology Fondazione Toscana G. Monasterio, 56124 Pisa, Italy
8. Department of Translational Medicine, University of Piemonte Orientale, Via P. Solaroli, 17, 28100 Novara, Italy
9. Cardiology Department, Cannizzaro Hospital, 95126 Catania, Italy
10. Arrhytmia Unit, Division of Cardiology, Ospedale San Paolo, Azienda Sanitaria Locale 2, 17100 Savona, Italy
11. Cardiology Unit, Giovanni Paolo II Hospital, 97100 Lamezia, Italy
12. Clinical and Rehabilitation Cardiology Department, San Filippo Neri Hospital, ASL Roma 1, 00135 Roma, Italy
13. Cardiology Division, Sant’Antonio Abate, ASP Trapani, 91100 Erice, Italy
14. Cardiovascular Department, Sant’Anna e San Sebastiano Hospital, 81100 Caserta, Italy
15. Cardiothoracic Department, Maastricht University Hospital, 6229 HX Maastricht, The Netherlands
16. Department of Cardiology, General Regional Hospital “F. Miulli”, 70021 Bari, Italy
17. Cardiology Department, Garibaldi Nesima Hospital, 95122 Catania, Italy