[1] Hebrew Univ Jerusalem, Sch Med, Dept Human Metab & Nutr, IL-91010 Jerusalem, Israel
[2] Ctr Hlth & Soc, Inst Prevent Med, Copenhagen, Denmark
[3] Malmo Univ Hosp, Childhood Obes Unit, Malmo, Sweden
[4] Univ Hosp Geneva, Dept Child & Adolescent, Pediat Cardiol Unit, Obes Care Program, Geneva, Switzerland
[5] Univ Verona, Sch Med, Pediat Unit, I-37100 Verona, Italy