[1] Univ Siena, Dept Med Biotechnol, Div Cardiol, Siena, Italy
[2] Univ Verona, Sch Med & Surg, Dept Med, Sect Cardiol, Verona, Italy
[3] Istituti Ricovero & Cura Carattere Sci IRCCS, Ctr Cardiol Monzino, Peri Operat Cardiol & Cardiovasc Imaging Dept, Milan, Italy
[4] Univ Milan, Dept Clin Sci & Community Hlth, Milan, Italy
[5] Emergency Clin Cty Hosp, Arad, Romania