title: Problems connected with the labeling of angiotensin and small polypeptides.
mesh_terms: D000804:Angiotensin II / Q000032:analysis*; D007456:Iodine Isotopes; D007553:Isotope Labeling; D010455:Peptides / Q000032:analysis*; D011863:Radioimmunoassay
chemical_list: D007456:Iodine Isotopes; D010455:Peptides; D000804:Angiotensin II