title: Effect of iodinated contrast media on a radioimmunoassay of C3a.
mesh_terms: D011232:Chemical Precipitation; D003176:Complement C3 / Q000032:analysis*; D015926:Complement C3a; D003287:Contrast Media / Q000032:analysis*; D005189:False Positive Reactions; D006801:Humans; D011863:Radioimmunoassay; D011933:Reagent Kits, Diagnostic
chemical_list: D003176:Complement C3; D003287:Contrast Media; D011933:Reagent Kits, Diagnostic; D015926:Complement C3a