Arthritis and primary biliary cirrhosis.
D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications*; D005260:Female; D006801:Humans; D008105:Liver Cirrhosis, Biliary / Q000150:complications* / Q000276:immunology; D008875:Middle Aged; D012217:Rheumatoid Factor / Q000032:analysis
D012217:Rheumatoid Factor