title: [Disease relapse and treatment strategies after discontinuation of anti-tumor necrosis factor-alpha therapy in patients with ankylosing spondylitis].
authors.forename: Sheng-li
authors.initials: SL
authors.lastname: Zhang
authors.forename: Feng
authors.initials: F
authors.lastname: Huang
mesh_terms: D006801:Humans; D012008:Recurrence; D013167:Spondylitis, Ankylosing / Q000188:drug therapy*; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*
chemical_list: D014409:Tumor Necrosis Factor-alpha