1. Department of Clinical Sciences and Community Health, University of Milan, Milan, Italy
2. Geriatric Unit, IRCCS Istituti Clinici Scientifici Maugeri, Milan, Italy
3. Liverpool Centre for Cardiovascular Science, University of Liverpool and Liverpool Heart & Chest Hospital, Liverpool, United Kingdom
4. Division of Cardiology, Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Policlinico di Modena, Modena, Italy