Nygård, Torgeir
Sandercock, Brett K.
Reinsborg, Tore
Einvik, Kjell
Funding for this research was provided by:
County governor of Trøndelag
Article History
Accepted: 11 September 2019
First Online: 17 October 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.