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Davis JM 3rd, Maradit Kremers H, Crowson CS, Nicola PJ, Ballman KV, Therneau TM, Roger VL, Gabriel SE.Davis JM 3rd, et al. Among authors: nicola pj.Arthritis Rheum. 2007 Mar;56(3):820-30. doi: 10.1002/art.22418.Arthritis Rheum. 2007.PMID: 17330254Free article.