title: LONG-TERM ADMINISTRATION OF RADIOISOTOPES IN METABOLIC STUDIES. (A COMPARISON WITH PURE CHEMICAL STUDIES).
mesh_terms: D000818:Animals; D002417:Cattle; D002623:Chemistry Techniques, Analytical; D007456:Iodine Isotopes; D008660:Metabolism; D008779:Methylthiouracil; D008892:Milk; D011868:Radioisotopes; D011874:Radiometry; D012106:Research; D013889:Thiouracil; D014730:Veterinary Medicine
chemical_list: D007456:Iodine Isotopes; D011868:Radioisotopes; D013889:Thiouracil; D008779:Methylthiouracil
keywords: CATTLE; CHEMISTRY, ANALYTICAL; EXPERIMENTAL LAB STUDY; IODINE ISOTOPES; METABOLISM; METHYLTHIOURACIL; MILK; RADIOMETRY; THIOURACIL; VETERINARY MEDICINE