title: Radioimmunoassay ststems for CEA.
mesh_terms: D000951:Antigens, Neoplasm / Q000032:analysis*; D002272:Carcinoembryonic Antigen / Q000032:analysis*; D007106:Immune Sera; D007457:Iodine Radioisotopes; D008722:Methods; D011863:Radioimmunoassay
chemical_list: D000951:Antigens, Neoplasm; D002272:Carcinoembryonic Antigen; D007106:Immune Sera; D007457:Iodine Radioisotopes