Gårdvik, Kari Skulstad http://orcid.org/0000-0003-0113-3705
Rygg, Marite http://orcid.org/0000-0001-5190-151X
Torgersen, Terje http://orcid.org/0000-0001-8813-0990
Lydersen, Stian http://orcid.org/0000-0001-6613-8596
Indredavik, Marit Sæbø http://orcid.org/0000-0003-3860-5075
Funding for this research was provided by:
The Liaison Committee for education, research and innovation in Central Norway
Article History
Received: 6 December 2019
Accepted: 8 July 2020
First Online: 15 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study has been approved by the Regional committee for Medical and Health Research Ethics of Central Norway and comply with the ethical standards in the Declaration of Helsinki from 1964 and later amendments.