1. Care and Public Health Research Institute (CAPHRI)Maastricht UniversityMaastricht The Netherlands
2. Department of PediatricsCatharina HospitalEindhoven The Netherlands
3. School of Sport StudiesFontys University of Applied SciencesEindhoven The Netherlands
4. Department of PediatricsRadboudumc Amalia Children's HospitalNijmegen The Netherlands
5. Department of PediatricsViecuri Medical CentreVenlo The Netherlands