1. Department of Medico-Surgical Sciences and Biotechnologies, Sapienza University of Rome , Corso della Repubblica 74, 04100 Latina , Italy
2. IRCCS NEUROMED , Pozzilli , Italy
3. Department of Clinical Internal, Anesthesiologic and Cardiovascular Sciences, Sapienza University , Rome , Italy
4. Mediterranea Cardiocentro , Via Orazio 2, 80122 Naples , Italy