[Rheumatoid factor, its characteristics and methods of isolation].
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D005916:Globulins; D006801:Humans; D012217:Rheumatoid Factor; D012712:Serum Globulins / Q000737:chemistry*
D005916:Globulins; D012712:Serum Globulins; D012217:Rheumatoid Factor
ARTHRITIS, RHEUMATOID/immunology; SERUM GLOBULIN/chemistry