Genetics of rheumatoid factor and rheumatoid arthritis.
D000328:Adult; D000372:Agglutination Tests; D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000235:genetics* / Q000276:immunology; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007841:Latex Fixation Tests; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D011859:Radiography; D012217:Rheumatoid Factor / Q000032:analysis*
D012217:Rheumatoid Factor