1. Cardiology Unit, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua , Via N. Giustiniani 2, 35128 Padua , Italy
2. Division of Cardiology, Neuro-Cardio-Vascular Department, Ca’ Foncello Hospital , Piazzale dell’ Ospedale 1, 31100 Treviso , Italy