Viral infections and rheumatic factor.
D000914:Antibodies, Viral / Q000032:analysis; D000936:Antigen-Antibody Complex; D001327:Autoimmune Diseases / Q000276:immunology; D005189:False Positive Reactions; D006801:Humans; D012217:Rheumatoid Factor / Q000032:analysis*; D009626:Terminology as Topic; D014777:Virus Diseases / Q000175:diagnosis* / Q000276:immunology
D000914:Antibodies, Viral; D000936:Antigen-Antibody Complex; D012217:Rheumatoid Factor