title: Countercurrent distribution combined with liquid scintillation counting of double-labeled water-soluble radioactive material in the study of the metabolism of steroid conjugates.
mesh_terms: D002247:Carbon Isotopes; D003377:Countercurrent Distribution; D004964:Estriol / Q000378:metabolism; D004966:Estrogens, Conjugated (USP) / Q000652:urine; D005260:Female; D006801:Humans; D011247:Pregnancy; D011868:Radioisotopes; D011874:Radiometry; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D004966:Estrogens, Conjugated (USP); D011868:Radioisotopes; D014316:Tritium; D004964:Estriol