Funding for this research was provided by:
Institut National d'assurance Maladie-Invalidité (CGV n° 2012/235)
Fonds Wetenschappelijk Onderzoek (G067509N)
Received: 15 November 2022
Accepted: 3 April 2023
First Online: 18 April 2023
: The study was approved by the Ethics Committee Research UZ/KU Leuven under the reference S54664. Formal written consent was obtained for each child.
: Not applicable.
: The authors declare that they have no competing interests.