BuserelinGonadotropin-Releasing HormoneFertility Agents, FemaleMenotropinsOvulation InductionReceptors, LHRHCloprostenolFertilization in VitroNafarelinLuteinizing HormoneFollicle Stimulating HormoneEmbryo TransferClomipheneProgesteroneHormone AntagonistsOvarian FollicleChorionic GonadotropinPregnancy RateEstrus SynchronizationLuteal PhasePostpartum PeriodOvaryEstradiolCorpus LuteumOvulationAdministration, Intranasal