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Validation of new classification criteria of rheumatoid arthritis in an international multicentre study.
Li R, Sun X, Ye H, Liu J, Zhao J, Liu X, Mei Y, Zhang Z, Guo J, Bi L, Liu X, Wang G, Liu J, Leng X, Gu F, Sun L, Zou Q, Fang Y, Jiang Q, Chatzidionysiou K, Priya S, Janardana R, Nair A, Catrina AI, Danda D, Li ZG. Li R, et al. Among authors: guo j. Clin Exp Rheumatol. 2020 Sep-Oct;38(5):841-847. Epub 2019 Dec 9. Clin Exp Rheumatol. 2020. PMID: 31820726
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