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- 2018
The serum estradiol/oocyte ratio in patients with breast cancer undergoing ovarian stimulation with letrozole and gonadotropinsDOI: 10.5468/ogs.2018.61.2.242 Keywords: Breast neoplasms, Fertility preservation, Aromatase inhibitors, Estradiol, In vitro fertilization Abstract: To investigate the patterns of estradiol-oocyte ratio (EOR) and estradiol-mature oocyte ratio (EMOR) in patients with breast cancer undergoing controlled ovarian stimulation (COS) using letrozole and gonadotropins for fertility preservation
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