Agglutination of sensitized sheep erythrocytes by cold precipitable serum substances in rheumatoid arthritis.
D000818:Animals; D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000097:blood*; D004912:Erythrocytes; D006384:Hemagglutination; D006386:Hemagglutination Tests; D012756:Sheep; D034561:Sheep, Domestic
ARTHRITIS, RHEUMATOID/blood in; HEMAGGLUTINATION