Hauzman, Erik E Cycle scheduling for in vitro fertilization with oral contraceptive pills versus oral estradiol valerate: a randomized, controlled trial. [electronic resource] - Reproductive biology and endocrinology : RB&E Sep 2013 - 96 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1477-7827 Standard No.: 10.1186/1477-7827-11-96 doi Subjects--Topical Terms: AdultContraceptives, Oral, Hormonal--therapeutic useEstradiol--analogs & derivativesFemaleFertilization in Vitro--methodsGonadotropin-Releasing Hormone--antagonists & inhibitorsHumansMenstrual Cycle--drug effectsPregnancyPregnancy Rate