Bersvendsen, Hanne Skjerven http://orcid.org/0000-0001-5506-4827
Haugnes, Hege Sagstuen
Dahl, Alv A.
Fagerli, Unn-Merete
Fluge, Øystein
Holte, Harald http://orcid.org/0000-0001-9799-9428
Wilsgaard, Tom
Smeland, Knut Bjøro
Kiserud, Cecilie Essholt
Funding for this research was provided by:
EkstraStiftelsen Helse og Rehabilitering (2017/FO 149291)
Article History
Received: 13 December 2019
Accepted: 20 October 2020
First Online: 3 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Regional Ethics Committee South East (no. #2011/1353) who approved the study, and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.