[1] Univ Pecs, Sch Med, Dept Paediat, Pecs, Hungary
[2] Univ Pecs, Szentagothai Res Ctr, Pecs, Hungary
[3] Leibniz Inst Prevent Res & Epidemiol BIPS, Bremen, Germany
[4] Univ Ghent, Dept Publ Hlth Dept Movement & Sport Sci, Fac Med & Hlth Sci, Ghent, Belgium
[5] Gothenburg Univ, Queen Silvia Childrens Hosp, Dept Pediat, Gothenburg, Sweden
[6] Inst Med, Dept Publ Hlth & Community Med, Gothenburg, Sweden
[7] Univ Zaragoza, Growth Exercise Nutr & Dev Res Grp, Domingo Miral S-N, Zaragoza 50009, Spain
[8] CNR, Inst Food Sci, Unit Epidemiol Populat Genet, Rome, Italy
[9] Res & Educ Inst Child Hlth, Strovolos, Cyprus
[10] Natl Inst Hlth Dev, Tallinn, Estonia