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Chevalier X, Henrotin Y; Osteoarthritis Committee of the French Society for Rheumatology.Chevalier X, et al.Joint Bone Spine. 2009 Oct;76(5):455-7. doi: 10.1016/j.jbspin.2009.04.005. Epub 2009 Sep 22.Joint Bone Spine. 2009.PMID: 19775923No abstract available.