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Authors
Tønsager, Kristin https://orcid.org/0000-0002-5289-0442
Rehn, Marius
Krüger, Andreas J.
Røislien, Jo
Ringdal, Kjetil G.
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Article History
Received: 12 February 2020
Accepted: 1 July 2020
First Online: 9 July 2020
Ethics approval and consent to participate
: The Regional Committee for Medical and Health Research Ethics in Western Norway (ID 2016/556) approved the study and ruled out that no formal consent was necessary, thus; they approved exemption of consent for all patients.
: Not applicable.
: The authors declare that they have no competing interests.
