[On the serological diagnosis of primary chronic polyarthritis with the hemagglutination test].
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D006384:Hemagglutination; D006386:Hemagglutination Tests; D006801:Humans; D012698:Serologic Tests
ARTHRITIS, RHEUMATOID/immunology; HEMAGGLUTINATION