title: Tibolone is not aromatized in postmenopausal women.
authors: H J
authors: HJ
authors: Kloosterboer
mesh_terms: D000726:Androgen Antagonists / Q000378:metabolism; D001141:Aromatase / Q000378:metabolism; D004717:Endometrium / Q000187:drug effects; D004997:Ethinyl Estradiol / Q000009:adverse effects* / Q000378:metabolism*; D005260:Female; D006801:Humans; D008099:Liver / Q000378:metabolism*; D009652:Norpregnenes / Q000378:metabolism*
chemical_list: D000726:Androgen Antagonists; D009652:Norpregnenes; D004997:Ethinyl Estradiol; D001141:Aromatase; C027385:tibolone