Evidence for altered immunoregulation in rheumatoid arthritis.
D000917:Antibody Formation; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D001402:B-Lymphocytes / Q000276:immunology; D006801:Humans; D007111:Immunity, Cellular; D013601:T-Lymphocytes / Q000276:immunology