Olsen, Stian https://orcid.org/0000-0002-1573-7203
Krause, Kirsten
Funding for this research was provided by:
Tromsø Research Foundation (16-TF-KK)
Article History
Received: 7 March 2019
Accepted: 26 July 2019
First Online: 2 August 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.