[On the significance of percutaneous liver biopsy in primary chronic polyarthritis].
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000150:complications*; D001706:Biopsy; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis*
ARTHRITIS, RHEUMATOID/complications; LIVER DISEASES/diagnosis