title: Proceedings: Histocompatibility antigen (HL-A 27) and its relation to disease.
mesh_terms: D016918:Arthritis, Reactive / Q000276:immunology*; D001172:Arthritis, Rheumatoid / Q000276:immunology; D003093:Colitis, Ulcerative / Q000276:immunology*; D005260:Female; D006649:Histocompatibility Antigens / Q000032:analysis*; D006801:Humans; D008297:Male; D011565:Psoriasis / Q000276:immunology; D013167:Spondylitis, Ankylosing / Q000276:immunology; D014526:Urethritis / Q000276:immunology; D014605:Uveitis / Q000276:immunology*
chemical_list: D006649:Histocompatibility Antigens