title: [Interdependence of ankylosing spondylitis and Crohn's disease].
mesh_terms: D000328:Adult; D003082:Colectomy; D003424:Crohn Disease / Q000150:complications* / Q000276:immunology / Q000601:surgery; D005260:Female; D006680:HLA Antigens / Q000032:analysis; D015796:HLA-B27 Antigen; D006801:Humans; D013167:Spondylitis, Ankylosing / Q000150:complications* / Q000276:immunology
chemical_list: D006680:HLA Antigens; D015796:HLA-B27 Antigen