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类风湿性关节炎(rheumatoid arthritis,RA),是一种以慢性、对称性、多滑膜关节炎和关节病变为主要临床表现的全身性自身免疫性疾病,其发病机制至今尚未完全明确。RA在我国的发病率为0.32%～0.36%,因此有一个十分庞大的患者群[1]。近些年随着关于RA认识和研究的加深,一些对RA的
Rheumatoid arthritis (RA), a systemic autoimmune disease characterized by chronic, symmetrical, synovial arthritis and joint disease, has not yet been completely elucidated. RA incidence in our country is 0.32% ~ 0.36%, so there is a very large patient population [1]. In recent years, with the deepening of understanding and research on RA, some of the RA