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Hakala M, Immonen K, Korpela M, Vasala M, Kauppi MJ.Hakala M, et al.Ann Rheum Dis. 2013 Mar;72(3):464-5. doi: 10.1136/annrheumdis-2012-202156. Epub 2012 Nov 12.Ann Rheum Dis. 2013.PMID: 23148310No abstract available.