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Authors
Lamu, Admassu N. https://orcid.org/0000-0001-6638-421X
Björkman, Lars
Hamre, Harald J.
Alræk, Terje
Musial, Frauke
Robberstad, Bjarne
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Funding
Funding for this research was provided by:
Helse Vest Regionalt Helseføretak
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Article History
Received: 25 November 2020
Accepted: 3 April 2021
First Online: 17 April 2021
Declarations
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: The trial was approved by the local research ethics committee (REK2012/331) and registered at ClinicalTrials.gov (<u>)</u>. Written informed consent was obtained from all participants in this study. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.
