title: HL-A antigens in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003601:Cytotoxicity Tests, Immunologic; D000939:Epitopes; D006649:Histocompatibility Antigens; D006801:Humans
chemical_list: D000939:Epitopes; D006649:Histocompatibility Antigens