Fjeld, Guro Persdotter http://orcid.org/0000-0002-9417-8058
Tvedt, Sturle Danielsen http://orcid.org/0000-0002-0708-3799
Funding for this research was provided by:
The Research Council of Norway (225311/070)
Article History
Received: 3 July 2018
Accepted: 11 March 2020
First Online: 25 March 2020