title: Isotopic abundance yields bias in the assessment of testosterone in a new reference method procedure.
authors.forename: Brian A
authors.initials: BA
authors.lastname: Rappold
authors.forename: Russell P
authors.initials: RP
authors.lastname: Grant
mesh_terms: D002853:Chromatography, Liquid / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D053719:Tandem Mass Spectrometry / Q000379:methods*; D013739:Testosterone / Q000097:blood* / Q000592:standards*
chemical_list: D013739:Testosterone