Pregnancy RatePregnancyPregnancy OutcomeEmbryo TransferFertilization in VitroInsemination, ArtificialPregnancy, AnimalPregnancy ComplicationsEmbryo ImplantationOvulation InductionPregnancy, MultipleInfertility, FemaleSperm Injections, IntracytoplasmicInfertilityPregnancy, EctopicInsemination, Artificial, HomologousPregnancy in AdolescencePregnancy TestsFertility Agents, FemaleEstrus SynchronizationCryopreservationAbortion, SpontaneousReproductive Techniques, AssistedOocyte DonationFertilityPregnancy Trimester, FirstMenotropinsChorionic GonadotropinGonadotropin-Releasing HormoneProgesteronePregnancy Trimester, ThirdOocyte RetrievalFollicle Stimulating Hormone, HumanClomipheneBirth RateReproductive TechniquesEstrus DetectionPregnancy Complications, CardiovascularPregnancy TrimestersPregnancy, UnplannedInfertility, MaleFollicle Stimulating HormoneAbortion, InducedPregnancy Complications, NeoplasticFallopian Tube DiseasesFertilizationOvarian Hyperstimulation SyndromeGamete Intrafallopian TransferPregnancy in DiabeticsCleavage Stage, OvumSingle Embryo TransferPregnancy, High-RiskPregnancy, TubalPregnancy Trimester, SecondLive BirthCattleProgesterone CongenersMelengestrol AcetateSperm MotilityAdministration, IntravaginalPregnancy, UnwantedFetal DeathSpermatozoaRetrospective StudiesUterusBlastocystMaternal AgePregnancy Complications, InfectiousOvarian FollicleOocytesEstradiolPregnenedionesSterilization ReversalTwinsEndometriumInsemination, Artificial, HeterologousEmbryo, MammalianGestational AgeSperm CountDinoprostProspective StudiesOvulationEstrusPregnancy ProteinsReproductionOvaryOligospermiaPregnancy Reduction, MultifetalPregnancy MaintenanceEmbryo Culture TechniquesGonadotropinsSemenInfant, NewbornLactationZygote Intrafallopian TransferPregnancy Complications, HematologicClonixinTime FactorsLuteal PhaseVitrification