[1] Univ Athens, Sotiria Hosp, Dept Internal Med 3, Hypertens Ctr STRIDE 7, Athens, Greece
[2] PA Kyriakou Childrens Hosp, Dept Endocrinol Growth & Dev, Athens, Greece
[3] Aristotle Univ Thessaloniki, Univ Pediat Dept 3, Hippokrat Gen Hosp, Thessaloniki, Greece
[4] Aristotle Univ Thessaloniki, Hippokrat Gen Hosp, Propaedeut Dept Internal Med 2, Thessaloniki, Greece
[5] PA Kyriakou Childrens Hosp, Pediat Dept 1, Athens, Greece