COmbining Oral Letrozole and Clomiphene for Ovarian Stimulation

"Controlled ovarian stimulation will start on the second or third day of a menstrual cycle:~* Oral clomiphene citrate: 100 mg/day until the day of the triggering.~* Oral letrozole: 7.5 mg/day during the first 5 days of the controlled ovarian stimulation.~* hMG: 150 IU every other day beginning on the day 6 of the controlled ovarian stimulation.~The triggering will be performed using urinary hCG (5,000 IU subcutaneous).~* 1-2 days after the identification of one follicle ≥ 17 mm~* 0-1 days after the identification of one follicle ≥ 19 mm."