title: Serum testosterone assays--accuracy matters.
authors.forename: Alvin M
authors.initials: AM
authors.lastname: Matsumoto
authors.forename: William J
authors.initials: WJ
authors.lastname: Bremner
mesh_terms: D002853:Chromatography, Liquid / Q000592:standards; D006801:Humans; D007118:Immunoassay / Q000379:methods* / Q000592:standards*; D008297:Male; D013058:Mass Spectrometry / Q000592:standards; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone