[1] S Luca Hosp, Ist Auxol Italiano, Dept Cardiovasc Neural & Metab Sci, Milan, Italy
[2] Univ Trieste, Dept Med Surg & Hlth Sci, Trieste, Italy
[3] L Sacco Hosp Vialba, Ctr Rare Heart Dis, Marfan Clin, Cardiol Unit, Milan, Italy
[4] Univ Milano Bicocca, Dept Hlth Sci, Milan, Italy
[5] Peking Univ, Hosp 1, Dept Cardiol, Beijing, Peoples R China
[6] G Salvini Hosp, Pediat Unit, Rho, Italy