Potrebny, Thomas http://orcid.org/0000-0003-1487-0560
Wiium, Nora
Haugstvedt, Anne
Sollesnes, Ragnhild
Wold, Bente
Thuen, Frode
Article History
Received: 29 January 2020
Accepted: 27 January 2021
First Online: 3 February 2021
Ethics approval and consent to participate
: The study was approved by the NSD, Norwegian Centre for Research Data (reference number: 42367). The Ungdata survey was administered anonymously online during school hours with a teacher present. The young people were informed that participation was voluntary, and parents were informed prior to the study (a passive consent scheme).
: N/A.
: The authors declare that they have no competing interests.