1. Cardiology Department; Istituti Ospitalieri; Cremona Italy
2. CNR Clinical Physiology Institute, Cardiothoracic and Vascular Department; Azienda Ospedaliera Niguarda Ca' Granda; Milan Italy
3. ANMCO Research Centre; Florence Italy
4. Cardiology Department; Ospedale San Filippo Neri; Rome Italy
5. Cardiovascular Center; Health Authority n. 1 and University of Trieste; Trieste Italy
6. Cardiovascular Rehabilitation, Heart Failure Unit; Ospedale Maggiore SS; Trinità Fossano Italy
7. Cardiology Department, Ospedali Riuniti; Umberto I-Lancisi-Salesi; Ancona Italy
8. Cardiology; Ospedale Santa Maria Nuova; Florence Italy
9. Cardiology Department; Ospedale dell'Annunziata; Cosenza Italy
10. Cardiology Department; Policlinico di Monza; Monza Italy
11. Cardiologia 2 Heart Failure and Heart Transplant Programme, ‘A. De Gasperis’ Cardiothoracic and Vascular Department; Azienda Ospedaliera Niguarda Ca' Granda; Milan Italy
12. Heart Failure Clinic, 1st Cardiology/CCU Unit, Cardiovascular Department; San Camillo Hospital; Rome Italy
13. Cardiovascular Department, Cardiology 1; Papa Giovanni XXIII Hospital; Bergamo
14. Maria Cecilia Hospital-GVM Care&Research-E.S. Health Science Foundation; Cotignola Italy