Studies of rheumatoid serum employing a modified Coombs' slide test.
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003095:Collagen Diseases / Q000175:diagnosis*; D003298:Coombs Test; D006384:Hemagglutination; D006386:Hemagglutination Tests; D006801:Humans
ARTHRITIS, RHEUMATOID/immunology; COLLAGEN DISEASES/diagnosis; HEMAGGLUTINATION