1. Heart Failure Unit, Cardiac DepartmentG. da Saliceto Polichirurgico Hospital Piacenza Italy
2. Institute of Life Sciences, Sant'Anna School of Advanced Studies Pisa Italy
3. Department of CardiologyIRCCS San Raffaele Pisana Rome Italy
4. Cardiologie, Hôpital Lariboisière, UMR‐S 942 Paris France
5. Department of CardiologyIstituti Clinici Scientifici Salvatore Maugeri, IRCCS Veruno Veruno Italy
6. Cardiovascular Research LaboratoryBiomedical Research Foundation, Academy of Athens Greece
7. Department of NursingUniversity of Linköping Linköping Sweden
8. Department of MedicineKarolinska Institutet; and Heart and Vascular Theme Karolinska University Hospital Stockholm Sweden
9. Department of CardiologyUniversity Heart Centre Zürich Switzerland
10. Heart Failure Clinic, Geriatrics and Intensive Care UnitUniversity of Florence and AOU Careggi Florence Italy
11. Centro Cardiologico Monzino IRCCSUniversity of Milan Milan Italy
12. Department of Clinical Sciences and Community HealthUniversity of Milan Milan Italy
13. Department of CardiologyClinical Centre of Serbia, University of Belgrade School of Medicine Belgrade Serbia