Long-term efficacy of methotrexate combined with meloxicam in treatment of morning stiffness, swelling of joint and activity of thorax in patients with ankylosing spondylitis

• 甲氨蝶呤与美洛昔康联合应用对强直性脊柱炎患者晨僵、关节肿胀及胸廓活动度影响的远期效应