Figures & data
E2: Estradiol; FSH: Follicle-stimulating hormone; hCG: Human chorionic gonadotropin;
hMG: Human menopausal gonadotropin; IU: International unit; q.o.d.: Every other day.
![Figure 1. Luteal estradiol/gonadotropin-releasing hormone antagonist protocol.E2: Estradiol; FSH: Follicle-stimulating hormone; hCG: Human chorionic gonadotropin;hMG: Human menopausal gonadotropin; IU: International unit; q.o.d.: Every other day.](/cms/asset/fb8f2d69-1a3f-410c-9532-c344bf534c49/ierb_a_11205330_f0001_b.jpg)
FSH: Follicle-stimulating hormone; hCG: Human chorionic gonadotropin;
IU: International units; OCP: Oral contraceptive pill.
![Figure 3. Oral contraceptive pill/microdose leuprolide protocol.FSH: Follicle-stimulating hormone; hCG: Human chorionic gonadotropin;IU: International units; OCP: Oral contraceptive pill.](/cms/asset/2cc7e0fb-6f7e-4245-9840-8f59fa1456e6/ierb_a_11205330_f0003_b.jpg)