title: Letter: Assay for carcinoembryonic antigen.
mesh_terms: D000818:Animals; D002272:Carcinoembryonic Antigen / Q000032:analysis*; D002850:Chromatography, Gel; D006041:Goats / Q000276:immunology; D006801:Humans; D007118:Immunoassay; D007074:Immunoglobulin G / Q000032:analysis; D008297:Male; D010472:Perchlorates
chemical_list: D002272:Carcinoembryonic Antigen; D007074:Immunoglobulin G; D010472:Perchlorates