Funding for this research was provided by:
University of Bern
Article History
Received: 3 January 2025
Revised: 21 September 2025
Accepted: 5 October 2025
First Online: 22 November 2025
Declarations
:
: The study was approved by the Ethics committee of University of Bern, Faculty of Human Sciences, Switzerland (number 2022–03-00007). Parents who were willing to participate gave their written and informed consent. Children were informed about the procedure and gave verbal consent.
: All authors gave consent for publication.
: The authors declare no competing interests.