Hope, Sigrun https://orcid.org/0000-0003-0115-5285
Nærland, Terje
Olav Kolset, Svein
Ueland, Thor
Andreassen, Ole A.
Nordstrøm, Marianne
Funding for this research was provided by:
University of Oslo
Article History
Received: 14 October 2022
Accepted: 14 May 2023
First Online: 10 July 2023
Declarations
:
: All participants provided an informed consent to participate together with consent from legal guardian/parent. The study was approved by the Regional Committee for Medical and Health Research Ethics, Southeast Region approved the study (#2012/140). The study was also approved by Data Protection Officer at Norwegian Centre for Reseach Data (# 786243).
: not applicable.
: Ole A. Andreassen is a consultant to HealthLytix, and received speaker’s honorarium from Lundbeck and Sunovion. Other authors report no conflict of interest.