Fetal DeathFetal MortalityPregnancyCell DeathCause of DeathStillbirthGestational AgePregnancy OutcomeHydrops FetalisDeath CertificatesInfant, NewbornAbortion, SpontaneousAbruptio PlacentaePregnancy ComplicationsColaFetal DiseasesDeathFetusMaternal AgeMaternal-Fetal ExchangePlacenta DiseasesPregnancy Complications, InfectiousPlacentaAborted FetusInfant MortalityMaternal ExposureBirth CertificatesFetal Growth RetardationPerinatal MortalityFetal ResorptionPregnancy Trimester, SecondPlacental Function TestsPrenatal Exposure Delayed EffectsAbnormalities, Drug-InducedAmniotic FluidAgrochemicalsParvovirus B19, HumanParvoviridae InfectionsAmniocentesisPregnancy, High-RiskAbortion, InducedBirth WeightFetofetal TransfusionNeosporaCongenital AbnormalitiesDeath, Sudden, CardiacPregnancy Trimester, ThirdAutopsyRisk FactorsPregnancy Complications, CardiovascularHELLP SyndromeFetal MonitoringPremature BirthUltrasonography, PrenatalCoccidiosisVital StatisticsSex RatioTwinsPlacental CirculationBrain DeathHazardous WasteMandatory ReportingCohort StudiesInfant, Small for Gestational AgeRetrospective StudiesTeratogensBlood Transfusion, IntrauterineInfectious Disease Transmission, VerticalPre-EclampsiaFetal TherapiesPaternal ExposureTime FactorsFetal HeartPregnancy, MultiplePregnancy, AnimalAbortifacient Agents, NonsteroidalLive BirthAbortion, VeterinaryObstetric Labor, PrematureUnited StatesPrenatal DiagnosisPesticidesAttitude to DeathNew YorkCesarean SectionTwins, MonozygoticSyphilis, CongenitalAntiphospholipid SyndromeMisoprostolInfarctionGeorgiaChorioamnionitisParityPregnancy Complications, HematologicCaliforniaRegistriesPregnancy Trimester, FirstFetal DevelopmentUterusProspective Studies