title: Low conversion of 19-nortestosterone to urinary oestrogens.
mesh_terms: D002247:Carbon Isotopes; D004967:Estrogens / Q000652:urine*; D005260:Female; D006801:Humans; D007275:Injections, Intravenous; D009277:Nandrolone / Q000008:administration & dosage / Q000378:metabolism*
chemical_list: D002247:Carbon Isotopes; D004967:Estrogens; D009277:Nandrolone