Objective: To investigate therapeutic effects of granulocytic colony stimulating factor (G-CSF) on oral mucitis induced by methotrexate (MTX).

观察粒细胞集落刺激因子(G-CSF)对氨甲蝶呤(MTX)致口腔粘膜炎的疗效。

Objective To study the efficacy and safety of leflunomide (LEF) in the treatment of active rheuma-toid arthritis (RA) compared to methotrexate (MTX).

摘要目的研究来氟米特治疗活动期类风湿关节炎的临床疗效和安全性。