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Authors
Elgersma, Ingeborg Hess
Hart, Rannveig Kaldager
Straiton, Melanie Lindsay
Hauge, Lars Johan
Reneflot, Anne
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Funding
Funding for this research was provided by:
Norwegian Institute of Public Health
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Article History
Received: 5 October 2022
Accepted: 7 June 2023
First Online: 30 June 2023
Declarations
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: The study has been approved by the Norwegian Regional Committees for Medical and Health Research Ethics (REC), approval number 2021/267200. We confirm that all administrative permissions have been granted to access and use the data for this study.The law regulating official statistics in Norway implies that anonymized register data can be used for research and RECs approval of the study waived the obligation to obtain informed consent from study participant. Thus, consent was not obtained from study participants in this study.All methods were performed in accordance with the relevant guidelines and regulations (Declaration of Helsinki).
: Not applicable, see above section.
: The authors declare no competing interests.
