1. Department of Cardiovascular Sciences, Fondazione Policlinico Universitario A. Gemelli IRCCS, Università Cattolica Sacro Cuore, Rome, Italy;
2. Department of Medical-Surgical Sciences and Biotechnologies, Sapienza University of Rome, Latina, Italy;
3. Mediterranea Cardiocentro, Naples, Italy; and
4. UOC UTIC Emodinamica e Cardiologia, Ospedale Santa Maria Goretti, Latina, Italy.