Radl, Jonas https://orcid.org/0000-0002-0372-5782
Requena, Miguel https://orcid.org/0000-0002-4490-6029
Swarr, Madeline https://orcid.org/0009-0000-6294-4267
Funding for this research was provided by:
HORIZON EUROPE European Research Council (758600)
Universidad Carlos III
Article History
Received: 28 July 2025
Accepted: 27 April 2026
First Online: 2 June 2026
Declarations
:
: Ethical approval for this study was obtained from the Committee of Ethics in Research of Universidad Carlos III de Madrid (CEI 2019_002_RADL) on 19 February 2019 and from the WZB Research Ethics Committee (no. 2019/1/60) on 22 January 2019.
: Written informed consent was secured from all adult participants. Each child participated only if they had their parent’s or guardian’s written informed consent and signed data protection agreement.
: J. Radl, M. Requena, and M. Swarr declare that they have no competing interests.