title: Pathogenesis of ankylosing spondylitis: the state of the art.
mesh_terms: D003429:Cross Reactions; D004755:Enterobacteriaceae / Q000276:immunology; D006680:HLA Antigens / Q000276:immunology; D015796:HLA-B27 Antigen; D006801:Humans; D013167:Spondylitis, Ankylosing / Q000209:etiology* / Q000235:genetics / Q000276:immunology / Q000503:physiopathology
chemical_list: D006680:HLA Antigens; D015796:HLA-B27 Antigen