Rheumatoid arthritis and generalized vaccinia.
D001172:Arthritis, Rheumatoid / Q000209:etiology* / Q000276:immunology; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D008875:Middle Aged; D012217:Rheumatoid Factor / Q000032:analysis; D012899:Smallpox / Q000517:prevention & control; D014611:Vaccination / Q000009:adverse effects; D014615:Vaccinia / Q000150:complications* / Q000209:etiology; D014616:Vaccinia virus / Q000276:immunology
D012217:Rheumatoid Factor