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Authors
Major, Daniel H. https://orcid.org/0000-0001-5204-162X
Grotle, Margreth
Littlewood, Chris
Brox, Jens Ivar
Matre, Dagfinn
Gallet, Heidi V.
Røe, Yngve
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Article History
Received: 25 September 2020
Accepted: 7 January 2021
First Online: 25 January 2021
Ethics approval and consent to participate
: The Regional Committees for Medical Research Ethics in South East Norway (ref. no. 2017/355) approved the project before the trial began. All patients gave their written informed consent after being provided oral and written information. The trial adheres to the principles of the Helsinki Declaration.
: Consent to publish results were obtained from all participants.
: The authors declare that they have no competing interests.
