Funding for this research was provided by:
EkstraStiftelsen Helse og Rehabilitering (2017/FO144728)
Article History
Received: 30 July 2019
Accepted: 3 February 2020
First Online: 13 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The manuscript does not contain clinical studies or patient data.