[Rheumatoid factor and immune complex].
D000936:Antigen-Antibody Complex; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003165:Complement System Proteins / Q000032:analysis; D006801:Humans; D012217:Rheumatoid Factor / Q000032:analysis*
D000936:Antigen-Antibody Complex; D003165:Complement System Proteins; D012217:Rheumatoid Factor