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van Knobelsdorff MH, van Bergen NG, van der Kamp J, Seifert L, Orth D.van Knobelsdorff MH, et al. Among authors: seifert l.Scand J Med Sci Sports. 2020 Dec;30(12):2485-2497. doi: 10.1111/sms.13789. Epub 2020 Aug 30.Scand J Med Sci Sports. 2020.PMID: 32749011Free PMC article.