[1] Bambino Gesu Childrens Hosp IRCCS, Dept Pediat Cardiol & Cardiac Surg, I-00165 Rome, Italy
[2] Univ Roma Tor Vergata, Dept Clin Sci & Translat Med, Div Cardiol, I-00133 Rome, Italy
[3] Univ Roma Tor Vergata, Dept Clin Sci & Translat Med, CardioLab, I-00133 Rome, Italy
[4] St Salvatore Hosp, Nucl Med Unit, I-67100 Laquila, Italy
[5] Cardarelli Hosp, Nucl Med Unit, I-86100 Campobasso, Italy
[6] Bambino Gesu Childrens Hosp IRCCS, Div Nucl Med, I-00165 Rome, Italy
[7] Bambino Gesu Childrens Hosp IRCCS, Hlth Directorate, I-00165 Rome, Italy
[8] Univ Roma Tor Vergata, Dept Biomed & Prevent, I-00133 Rome, Italy