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Authors
Uhlander, Eva
Isell, Sara
Arnkil, Sofie
Berg, Johanna
Biasoletto, Gustaf
Blomberg, Marie
Carlsson, Ylva
Hjertberg, Linda
Sand, Anna
Wikström, Anna-Karin
Zaigham, Mehreen
Sengpiel, Verena
Linden, Karolina
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Funding
Funding for this research was provided by:
University of Gothenburg
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Article History
Received: 25 June 2025
Accepted: 20 February 2026
First Online: 27 February 2026
Declarations
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: The COPE study has received ethical approval from the Swedish Ethical Review Authority with dnr 2020–02189 (2020–05–12), and amendments 2020–02848 (2020–06–04), 2020–05016 (2020–09–28), 2020–06696 (2020–12–18), 2021–00870 (2021–02–23), 2022–00260–02 (2022–02–06) and 2022–01231–02 (2022–03–09). Informed consent to participate was obtained from all of the participants in the study. The study was conducted in accordance with the ethical principles outlined in the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
