TY - GEN AU - Massé,R AU - Bi,H G AU - Ayotte,C AU - Du,P AU - Gélinas,H AU - Dugal,R TI - Studies on anabolic steroids. V. Sequential reduction of methandienone and structurally related steroid A-ring substituents in humans: gas chromatographic-mass spectrometric study of the corresponding urinary metabolites PY - 1991///0610 KW - Adult KW - Anabolic Agents KW - analysis KW - Dihydrotestosterone KW - analogs & derivatives KW - Gas Chromatography-Mass Spectrometry KW - Humans KW - Indicators and Reagents KW - Male KW - Methandrostenolone KW - Methyltestosterone KW - urine KW - Models, Biological KW - Oxidation-Reduction KW - Oxymetholone KW - Stereoisomerism N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -