Funding for this research was provided by:
Swiss National Research Foundation SNSF (147673, 147673, 147673, 147673, 170503)
Received: 20 July 2022
Accepted: 10 November 2022
First Online: 22 November 2022
: The study was approved by all local ethical committees (No 338/13 for the Ethical Committee of the Canton of Vaud as the main ethical committee) and is in accordance with the Declaration of Helsinki. Parents were asked to give written informed consent to participate in this study.
: Not applicable.
: The authors declare that they have no competing interests.