Thoen, Ella http://orcid.org/0000-0001-6169-0541
Aas, Anders B.
Vik, Unni
Brysting, Anne K.
Skrede, Inger
Carlsen, Tor
Kauserud, HÃ¥vard
Funding for this research was provided by:
Universitetet i Oslo (NA)
Article History
Received: 13 October 2018
Accepted: 19 March 2019
First Online: 30 March 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.