title: Official caution on CEA assay.
mesh_terms: D002272:Carcinoembryonic Antigen / Q000032:analysis*; D006801:Humans; D007124:Immunoenzyme Techniques; D011863:Radioimmunoassay; D011933:Reagent Kits, Diagnostic
chemical_list: D002272:Carcinoembryonic Antigen; D011933:Reagent Kits, Diagnostic