title: Sulfasalazine for the treatment of ankylosing spondylitis: relic or niche medication?
authors.forename: Michael M
authors.initials: MM
authors.lastname: Ward
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D000068800:Etanercept; D006801:Humans; D007074:Immunoglobulin G / Q000627:therapeutic use; D016032:Randomized Controlled Trials as Topic; D018124:Receptors, Tumor Necrosis Factor / Q000627:therapeutic use; D013167:Spondylitis, Ankylosing / Q000188:drug therapy*; D012460:Sulfasalazine / Q000627:therapeutic use*
chemical_list: D018501:Antirheumatic Agents; D007074:Immunoglobulin G; D018124:Receptors, Tumor Necrosis Factor; D012460:Sulfasalazine; D000068800:Etanercept