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van der Meijden OA, Gaskill TR, Millett PJ.van der Meijden OA, et al. Among authors: gaskill tr.Adv Orthop. 2012;2012:160923. doi: 10.1155/2012/160923. Epub 2012 Mar 27.Adv Orthop. 2012.PMID: 22536514Free PMC article.