[1] Complejo Asistencial Univ Salamanca, Dept Pediat, Salamanca 37007, Spain
[2] Inst Invest Biomed Salamanca, Clin Pediat, Res Unit Infect Inflammatory & Metab, Salamanca 37007, Spain
[3] Hosp Reg Univ Malaga, Dept Pediat Endocrinol, Malaga 29010, Spain
[4] Inst Invest Biomed Malaga, Grp Paediat Res, Malaga 29590, Spain
[5] Hosp Reg Univ Malaga, Maternal & Child Hosp, Dept Pediat Endocrinol, Av Arroyo Los Angeles, Malaga 29010, Spain