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Authors
Oellingrath, Inger M.
Svendsen, Martin V.
Fell, Anne K. M.
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Funding
Funding for this research was provided by:
University Of South-Eastern Norway
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Article History
Received: 27 June 2019
Accepted: 26 March 2020
First Online: 15 April 2020
Compliance with ethical standards
: Informed consent was obtained from all individual participants included in the study. The study was conducted in accordance with the guidelines laid down in the Declaration of Helsinki and were approved by the Regional Committees for Medical Research Ethics and the Norwegian Data Protection Authority (REC 2012/1665).
: The authors declare that they have no conflict of interest.
