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Bergman GJ, Winter JC, van Tulder MW, Meyboom-de Jong B, Postema K, van der Heijden GJ.Bergman GJ, et al. Among authors: meyboom de jong b.BMC Musculoskelet Disord. 2010 Sep 6;11:200. doi: 10.1186/1471-2474-11-200.BMC Musculoskelet Disord. 2010.PMID: 20819223Free PMC article.Clinical Trial.