title: Isotopically labelled testosterone derivatives as internal standards in liquid chromatography-tandem mass spectrometry.
authors.forename: L J
authors.initials: LJ
authors.lastname: Owen
authors.forename: B G
authors.initials: BG
authors.lastname: Keevil
mesh_terms: D002853:Chromatography, Liquid; D019963:Clinical Chemistry Tests / Q000379:methods* / Q000592:standards*; D005260:Female; D006801:Humans; D008297:Male; D053719:Tandem Mass Spectrometry; D013739:Testosterone / Q000032:analysis*
chemical_list: D013739:Testosterone