title: [Evaluation of new radioimmunoassay kits for determination of the serum CEA level].
mesh_terms: D002272:Carcinoembryonic Antigen / Q000032:analysis*; D005069:Evaluation Studies as Topic; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis; D011863:Radioimmunoassay / Q000379:methods*; D011933:Reagent Kits, Diagnostic / Q000592:standards*; D012016:Reference Values
chemical_list: D002272:Carcinoembryonic Antigen; D011933:Reagent Kits, Diagnostic