Wikenius, Ellen http://orcid.org/0000-0003-4462-9081
Moe, Vibeke
Smith, Lars
Heiervang, Einar R.
Berglund, Anders http://orcid.org/0000-0002-0393-3530
Funding for this research was provided by:
Research Council of Norway
Article History
Received: 18 September 2018
Accepted: 14 November 2019
First Online: 26 November 2019
Competing interests
: The authors declare no competing interests.