[1] Ovidius Univ, Fac Med, Dept Pediat, Constanta 900470, Romania
[2] Cty Clin Emergency Hosp Constanta, Dept Pediat, Constanta 900591, Romania
[3] Grigore T Popa Univ Med & Pharm, Dept Pediat, Iasi 700115, Romania
[4] Ovidius Univ, Fac Med, Constanta 900470, Romania
[5] Natl Inst Diabet Nutr & Metab Dis NC Paulescu, Bucharest 020475, Romania
[6] Dunarea de Jos Univ Galati, Fac Med & Pharm, Galati 800008, Romania