Funding for this research was provided by:
Excellence Of Science (G0E8718N, HUMVISCAT)
Marguerite- Marie Delacroix foundation
Received: 25 June 2020
Accepted: 2 November 2020
First Online: 23 November 2020
Ethics approval and consent to participate
: The Medical Ethical Committee of the Leuven university hospital approved the study, and the participants as well as their parents provided informed consent according to the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.