Mikkelsen, Hilde Timenes http://orcid.org/0000-0003-0005-3551
Haraldstad, Kristin
Helseth, Sølvi
Skarstein, Siv
Småstuen, Milada Cvancarova
Rohde, Gudrun
Funding for this research was provided by:
Kunnskapsdepartementet
Article History
Received: 29 June 2020
Accepted: 29 September 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: The participants received oral and written information. Written information was also distributed to the parents. Informed consent was obtained from both the individual participants included in the study and their parents/legal guardians. Data in the study were anonymized. All procedures performed in the study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Approval was obtained from the ethics committee of Faculty of Health and Sport Sciences’ at the University of Agder and from the Norwegian Centre for Research Data (NSD Reference 60981).
: Not applicable.
: The authors declare that they have no competing interests.