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Savelberg HH, Schaper NC, Willems PJ, de Lange TL, Meijer K.Savelberg HH, et al. Among authors: de lange tl.BMC Musculoskelet Disord. 2009 Feb 3;10:16. doi: 10.1186/1471-2474-10-16.BMC Musculoskelet Disord. 2009.PMID: 19192272Free PMC article.