A multicentre, randomised, double blind, placebo controlled phase II study of subcutaneous interferon beta-1a in the treatment of patients with active rheumatoid arthritis

一项多中心、随机、双盲、安慰剂对照的II期临床研究，旨在评估皮下注射干扰素β-1a治疗活动性类风湿关节炎患者的疗效。