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Herrera DA, Kregor PJ, Cole PA, Levy BA, Jönsson A, Zlowodzki M.Herrera DA, et al. Among authors: cole pa.Acta Orthop. 2008 Feb;79(1):22-7. doi: 10.1080/17453670710014716.Acta Orthop. 2008.PMID: 18283568Free article.Review.