Isolation of rheumatoid factors.
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D012217:Rheumatoid Factor; D012712:Serum Globulins
D012712:Serum Globulins; D012217:Rheumatoid Factor
ARTHRITIS, RHEUMATOID/immunology; SERUM GLOBULIN