[1] Univ Campania Luigi Vanvitelli, Dept Traslat Med Sci, Div Cardiol, I-80131 Naples, Italy
[2] Univ Campania Luigi Vanvitelli, Monaldi Hosp, Div Pediat Cardiol, I-80131 Naples, Italy
[3] Monaldi Hosp, Vanvitelli Cardiol Unit, I-80131 Naples, Italy
[4] Umberto I Hosp, Dept Cardiol & Intens Coronary Care, I-84014 Nocera Inferiore, Italy
[5] CHU Sart Tilman, Dept Cardiol, GIGA Cardiovasc Sci, B-4000 Liege, Belgium
[6] Maria Cecilia Hosp, Grp Villa Maria Care & Res, I-48033 Cotignola, Italy
[7] Anthea Hosp, Dept Cardiac Surg, I-70124 Bari, Italy
[8] Monaldi Hosp, Unit Adult Congenital Heart Dis, I-80131 Naples, Italy