1. From the Department of Cardiology, Ospedali del Tigullio, Lavagna, Italy (M.B., P.D.); Department of Cardiology, Ospedale di Bolzano, Bolzano, Italy (M.T.); Department of Cardiology, Ospedale SS. Antonio e Biagio e Cesare Arrigo, Alessandria, Italy (R.M.); Department of Cardiology, Arcispedale S. Maria Nuova, Reggio Emilia, Italy (M.I.); Hospital Xeral de Vigo, Vigo, Spain (X.B.); Hospital Universitario Vall d’Hebron, Barcelona, Spain (A.M.); Hopital du Sacre-Coeur de Montreal, Montreal, Canada (T.K...