[1] Univ Gothenburg, Dept Food & Nutr & Sport Sci, Gothenburg, Sweden
[2] Univ Gothenburg, Inst Med, Dept Publ Hlth & Community Med, Gothenburg, Sweden
[3] Univ Bremen, Bremen Inst Prevent Res & Social Med, D-28359 Bremen, Germany
[4] Univ Gothenburg, Queen Silvia Childrens Hosp, Dept Paediat, Gothenburg, Sweden
[5] Copenhagen Sch Econ & Business Adm, Copenhagen, Denmark