title: Use of the B27 test in the diagnosis of ankylosing spondylitis: a statistical evaluation.
mesh_terms: D003951:Diagnostic Errors; D005260:Female; D006680:HLA Antigens / Q000032:analysis*; D006801:Humans; D008297:Male; D011336:Probability; D013167:Spondylitis, Ankylosing / Q000175:diagnosis* / Q000453:epidemiology / Q000276:immunology; D044465:White People
chemical_list: D006680:HLA Antigens