1 Cardiology Unit and LTTA Center, University of Ferrara, Italy. Electronic address: donatomele@libero.it.
2 Cardiology Unit and LTTA Center, University of Ferrara, Italy.
3 Cardiology Unit and LTTA Center, University of Ferrara, Italy; Maria Cecilia Hospital, GVM Care & Research, E.S. Health Science Foundation, Cotignola, RA, Italy.