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Wang C, Gou SJ, Chang DY, Yu F, Zhao MH, Chen M.Wang C, et al. Among authors: chang dy.Arthritis Care Res (Hoboken). 2013 Nov;65(11):1828-34. doi: 10.1002/acr.22187.Arthritis Care Res (Hoboken). 2013.PMID: 24591411Free article.
Wang C, Wang H, Chang DY, Hao J, Zhao MH, Chen M.Wang C, et al. Among authors: chang dy.Arthritis Res Ther. 2015 Mar 18;17(1):64. doi: 10.1186/s13075-015-0587-4.Arthritis Res Ther. 2015.PMID: 25889374Free PMC article.