From the Institute of Cardiology, Cardio-thoraco-vascular Department, University of Bologna, Policlinico S. Orsola-Malpighi, Bologna, Italy (F.S., A.B., C.R., A. Marzocchi); Regional Health Care and Social Agency, Bologna, Italy (L.M.B.B., P.G., R.D.P.); Cardiovascular Department, Papa Giovanni XXIII Hospital, Bergamo, Italy (R.R., G.M.); Department of Cardiac, Thoracic and Vascular Sciences, University of Padova, Italy (G.T.); Cardiology Unit, Department of Medical Sciences, Azienda Ospedaliero... (At 2016-01)