Funding for this research was provided by:
NTNU Norwegian University of Science and Technology
Received: 14 September 2022
Accepted: 14 January 2023
First Online: 24 January 2023
: Participation in the study was voluntary. Written, informed consent was obtained from adolescents and parents prior to inclusion, according to the study procedures in the CAP survey. The study has been approved by The Norwegian Regional Committee for Medical and Health Research Ethics (REK Midt, reference no. T1: 4.2008.1393, T2: 2011/1435).
: Not applicable.
: The authors declare that they have no competing interests.