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Benjaminse A, Lemmink KA, Diercks RL, Otten B.Benjaminse A, et al. Among authors: otten b.BMC Musculoskelet Disord. 2010 Oct 13;11:235. doi: 10.1186/1471-2474-11-235.BMC Musculoskelet Disord. 2010.PMID: 20942920Free PMC article.Clinical Trial.