1. Department of Cardiovascular and Pulmonary Sciences, Catholic University of the Sacred Heart, 00168 Rome, Italy
2. Department of Cardiovascular Sciences, Fondazione Policlinico Universitario Agostino Gemelli IRCCS, 00168 Rome, Italy
3. Department of Cardiology, Zurich University Hospital, 8091 Zurich, Switzerland
4. Department of Translational Medical Sciences, University of Campania “Luigi Vanvitelli”, 80133 Naples, Italy
5. Division of Cardiology, A.O.R.N. “Sant’Anna e San Sebastiano”, 81100 Caserta, Italy