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Authors
Torvaldsson, Kalle https://orcid.org/0000-0002-7012-2834
Sonesson, Sofi https://orcid.org/0000-0001-8670-5666
Lindblom, Hanna https://orcid.org/0000-0002-1533-6872
Sandberg, Jörgen https://orcid.org/0009-0002-7713-0527
Tamm, Lykke https://orcid.org/0000-0002-1371-5289
Hägglund, Martin https://orcid.org/0000-0002-6883-1471
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Funding
Funding for this research was provided by:
Swedish Olympic Committee
Centrum för idrottsforskning (2021/9)
Centrum för idrottsforskning (2023/09)
Linköping University
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Article History
Received: 18 November 2025
Accepted: 20 May 2026
First Online: 3 June 2026
Declarations
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: This study was approved by the Swedish Ethical Review Authority (ref. no. 2022-00438-01) and conducted in accordance with the Declaration of Helsinki. Informed consent was obtained from all participants.
: Not applicable.
: LT and JS are employed by the Swedish Olympic Committee. MH is medical research advisor for the Swedish Olympic Committee. The Swedish Olympic Committee had no influence on the analysis, interpretation, or presentation of results in this study. MH is an Editorial Board member of Sports Medicine—Open but was not involved in the selection of peer reviewers for this manuscript or any of the subsequent editorial decisions. KT, SS, and HL declare no competing interests.
