title: [Comparison between platelet aggregation method and Clq solid-phase radioimmunoassay].
mesh_terms: D003172:Complement C1 / Q000276:immunology*; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000276:immunology; D010974:Platelet Aggregation; D011863:Radioimmunoassay / Q000379:methods*
chemical_list: D003172:Complement C1