MothersPregnancyPregnancy ComplicationsPregnancy OutcomePregnancy, AnimalPregnancy, EctopicPregnancy Trimester, FirstPregnancy Trimester, ThirdInfant, NewbornPregnancy RatePregnancy Complications, CardiovascularPregnancy TrimestersChild WelfarePregnancy in DiabeticsPregnancy TestsPregnancy, MultiplePregnancy Complications, InfectiousPregnancy Trimester, SecondPregnancy in AdolescenceDisabled ChildrenPregnancy, TubalChild BehaviorPregnancy Complications, NeoplasticMother-Child RelationsGestational AgeAbortion, SpontaneousMaternal-Fetal ExchangePregnancy, High-RiskChild RearingRisk FactorsPrenatal Exposure Delayed EffectsPregnancy ProteinsPregnancy, UnplannedPregnancy, UnwantedPregnancy Complications, HematologicBirth WeightPlacentaBreast FeedingChild Health ServicesProspective StudiesChild Behavior DisordersChild of Impaired ParentsFetal DeathPre-EclampsiaPrenatal CareParentsQuestionnairesPregnancy, TwinPregnancy, ProlongedTime FactorsMaternal AgeFathersParityChild PsychologyPregnancy Complications, ParasiticChild, InstitutionalizedInfectious Disease Transmission, VerticalAbortion, InducedCross-Sectional StudiesAge FactorsRetrospective StudiesMaternal ExposureUterusSocioeconomic FactorsPrevalenceUltrasonography, PrenatalLactationPregnancy, AbdominalDental Care for ChildrenCase-Control StudiesLongitudinal StudiesFertilization in VitroCongenital AbnormalitiesChild, OrphanedEmbryo TransferParent-Child RelationsEmbryo ImplantationPregnancy MaintenanceFollow-Up StudiesCesarean SectionChild Nutritional Physiological PhenomenaPremature BirthFetusChild Nutrition DisordersFetal Growth RetardationDelivery, ObstetricCohort StudiesAbnormalities, Drug-InducedUnited StatesChild LanguageFetal DevelopmentChild MortalityTwinsLogistic ModelsPrenatal DiagnosisHypertension, Pregnancy-InducedMaternal WelfareLabor, ObstetricPregnancy Reduction, MultifetalDiabetes, Gestational