[1] Univ Roma La Sapienza, Dipartimento Pediat, Dislipidemie Infantili, Rome, Italy
[2] Ist Super Sanita, Rome, Italy
[3] Presidio Osped, Lab Anal, Serra San Bruno, Italy
[4] Asl N 8 Vibo Valentia, Catanzaro, Italy
[5] Univ Palermo, Dept Clin Med & Emerg Dis, Palermo, Italy