The pH dependence of the sensitized sheep cell reaction of sera from patients with rheumatoid arthritis.
D000818:Animals; D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D006801:Humans; D008180:Lupus Erythematosus, Systemic; D012756:Sheep
ARTHRITIS, RHEUMATOID/immunology; LUPUS ERYTHEMATOSUS, DISSEMINATED