Funding for this research was provided by:
Fonds Wetenschappelijk Onderzoek (G.0555.09N, G.0757.18N)
Article History
Received: 4 June 2020
Accepted: 26 October 2020
First Online: 4 November 2020
Ethics approval and consent to participate
: The study was approved by the Medical Ethical Committee UZ Leuven (ML6726). Participants and their parents gave written informed consent for their participation in the study.
: Participants granted their consent for publication of the anonymized results.
: The authors declare that they have no conflict of interest.