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Authors
Fredriksen, Erica https://orcid.org/0000-0001-7230-7050
Thygesen, Elin
Moe, Carl E.
Martinez, Santiago
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Funding
Funding for this research was provided by:
Universitetet i Agder
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Article History
Received: 2 July 2020
Accepted: 23 April 2021
First Online: 1 May 2021
Declarations
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: All the participants signed an informed consent for inclusion in the study. They were informed that their participation was voluntary, that they could withdraw from the study at any time, and, if so, that all their data would be destroyed. Approval was provided by the Norwegian Science Data Services, number 54985/3/HIT and Regional Committee for Medical and Health Research Ethics (REK), number 2018/1553. The data have been treated with confidentiality and anonymity in compliance with the approved regulations regarding the data protection requirements of the European general data protection regulation 2016/679 [].
: Not applicable.
: All authors declare that there are no competing interests.
