title: [The occurrence of defective C3b receptors (CR1) on erythrocytes in connective tissue diseases--their relation to Sjögren's syndrome and SLE].
mesh_terms: D000328:Adult; D000368:Aged; D004912:Erythrocytes / Q000032:analysis*; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D011951:Receptors, Complement / Q000032:analysis*; D017463:Receptors, Complement 3b; D012859:Sjogren's Syndrome / Q000175:diagnosis*
chemical_list: D011951:Receptors, Complement; D017463:Receptors, Complement 3b