1. Department of Cardiovascular Respiratory Nephrology Anaesthesiology and Geriatric Sciences Sapienza University of Rome Rome Italy
2. Department of Cardiology S. Chiara Hospital Trento Italy
3. Cardiology Unit Giovanni Paolo II Hospital Ragusa Italy
4. Division of Cardiology Department of Clinical and Molecular Medicine, Sapienza University of Rome St. Andrea Hospital Rome Italy
5. Cardiology Unit Università degli Studi di Napoli Federico II Naples Italy
6. Division of Cardiology Infermi Hospital Rimini Italy
7. Cardiology Department Azienda Ospedaliera Ordine Mauriziano Turin Italy
8. Division of Cardiology Department of Medical and Surgical Sciences Magna Graecia University Catanzaro Italy
9. Cardiology Unit Riuniti Hospital P.O. Cervello Palermo Italy
10. Department of Cardiology Fondazione IRCCS Policlinico S. Matteo Pavia Italy
11. Cardiology Unit San Paolo Hospital Savona Italy
12. Boston Scientific Milan Italy