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Meinardi JE, Valstar ER, Van Der Voort P, Kaptein BL, Fiocco M, Nelissen RG.Meinardi JE, et al. Among authors: kaptein bl.Acta Orthop. 2016 Oct;87(5):473-8. doi: 10.1080/17453674.2016.1199146. Epub 2016 Jun 22.Acta Orthop. 2016.PMID: 27329869Free PMC article.Clinical Trial.