FertilizationPregnancyFertilization in VitroPregnancy OutcomePregnancy ComplicationsAbortion, InducedAbortion, SpontaneousAbortion, HabitualPregnancy, EctopicPregnancy RateGravidityPregnancy Complications, CardiovascularAbortion, TherapeuticPuerperal DisordersPregnancy, AnimalStillbirthPregnancy Complications, NeoplasticParityInfertility, FemaleFetal DeathDilatation and CurettagePregnancy Trimester, FirstSpermatozoaBirth IntervalsPregnancy in AdolescenceAbortion, EugenicSperm-Ovum InteractionsCesarean SectionPregnancy, High-RiskObstetric Labor, PrematureInfant, NewbornPre-EclampsiaEmbryo TransferUterine RuptureOocytesPreconception CareOvumPlacenta DiseasesPrenatal DiagnosisPostpartum PeriodFertilityGestational AgeDelivery, ObstetricMaternal AgePregnancy, MultiplePregnancy Trimester, ThirdObstetric Labor ComplicationsSperm Injections, IntracytoplasmicFetal DiseasesZygoteUterusPregnancy TestsPrenatal CareRecurrencePregnancy TrimestersZona PellucidaRisk FactorsPregnancy, TubalUltrasonography, PrenatalSperm MotilityPregnancy Trimester, SecondPregnancy in DiabeticsEmbryo ImplantationTime FactorsRetrospective StudiesOvulation InductionCohort StudiesSea UrchinsPregnancy Complications, InfectiousInfertilityCryopreservationAcrosomeProspective StudiesBlastocystCleavage Stage, OvumPregnancy ProteinsEmbryonic DevelopmentInfertility, MalePregnancy, UnplannedInsemination, ArtificialAcrosome ReactionPregnancy, UnwantedFertilizersSperm CapacitationEmbryonic and Fetal DevelopmentChorionic GonadotropinReproductive TechniquesMicroinjectionsPregnancy Complications, HematologicIncidencePregnancy, TwinFollow-Up StudiesReproductive Techniques, AssistedPlacentaEgg ProteinsFallopian TubesPregnancy, ProlongedOocyte RetrievalOocyte DonationEmbryo, Mammalian