Bågenholm, Anna http://orcid.org/0000-0002-3358-3068
Lundberg, Ina
Straume, Bjørn
Sundset, Rune
Bartnes, Kristian
Ingebrigtsen, Tor
Dehli, Trond
Funding for this research was provided by:
University Hospital of North Norway (none)
The Northern Norway Regional Health Authority (none)
Article History
Received: 14 February 2019
Accepted: 3 October 2019
First Online: 30 October 2019
Ethics approval and consent to participate
: The Regional Medical Ethic Committee defined the study as a quality control project (case number 2014/1883), and therefore the data protection officer approved analysis of anonymised data (case number 0446) without approved consent from the patients.
: Not applicable.
: The authors declare that they have no competing interests.