Kohler M, Parr MK, Opfermann G, Thevis M, Schlörer N, Marner FJ, Schänzer W (March 2007). "Metabolism of 4-hydroxyandrostenedione and 4-hydroxytestosterone: Mass spectrometric identification of urinary metabolites". Steroids. 72 (3): 278–86. doi:10.1016/j.steroids.2006.11.018. PMID17207827. S2CID34982808.
espacenet.com
worldwide.espacenet.com
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nih.gov
pubmed.ncbi.nlm.nih.gov
Kohler M, Parr MK, Opfermann G, Thevis M, Schlörer N, Marner FJ, Schänzer W (March 2007). "Metabolism of 4-hydroxyandrostenedione and 4-hydroxytestosterone: Mass spectrometric identification of urinary metabolites". Steroids. 72 (3): 278–86. doi:10.1016/j.steroids.2006.11.018. PMID17207827. S2CID34982808.
semanticscholar.org
api.semanticscholar.org
Kohler M, Parr MK, Opfermann G, Thevis M, Schlörer N, Marner FJ, Schänzer W (March 2007). "Metabolism of 4-hydroxyandrostenedione and 4-hydroxytestosterone: Mass spectrometric identification of urinary metabolites". Steroids. 72 (3): 278–86. doi:10.1016/j.steroids.2006.11.018. PMID17207827. S2CID34982808.