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Authors
Baravelli, Carl Michael https://orcid.org/0000-0001-7772-5315
Aarsand, Aasne Karine
Sandberg, Sverre
Tollånes, Mette Christophersen
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Funding
Funding for this research was provided by:
Helse Vest Regionalt Helseføretak
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Article History
Received: 26 August 2019
Accepted: 3 December 2019
First Online: 21 February 2020
Ethics approval and consent
: The study protocol conformed to the ethical guidelines of the 1975 Declaration of Helsinki and was approved by the Regional Committees for Medical and Health Research Ethics, Norway (reference number: 2012/753).
: Not applicable.
: The authors declare that they have no competing interests.
