托珠单抗联合甲氨蝶呤治疗难治性类风湿关节炎的疗效观察
孙芳芳，叶霜
Observation of the efficacy of tocilizumab in combination with methotrexate for the treatment of refractory rheumatoid arthritis
SUN Fang-fang, YE Shuang
上海交通大学学报（医学版）
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2016, (11): 1640
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DOI: 10.3969/j.issn.1674-8115.2016.11.020
