title: HL-A antigens in sarcoidosis and rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000276:immunology*; D006649:Histocompatibility Antigens / Q000032:analysis*; D006801:Humans; D012507:Sarcoidosis / Q000276:immunology*
chemical_list: D006649:Histocompatibility Antigens