Fetal BloodMothersCordocentesisPregnancyFetusMaternal-Fetal ExchangeBlood Transfusion, IntrauterineFetomaternal TransfusionFetal DiseasesRh IsoimmunizationErythroblastosis, FetalPlacentaAmniotic FluidFetoscopyHeart Rate, FetalGestational AgePrenatal DiagnosisFetal HypoxiaHydrops FetalisSheepInfant, NewbornUmbilical ArteriesBlood Specimen CollectionFetal Growth RetardationPregnancy Trimester, ThirdPlacental CirculationFetal DeathPregnancy, AnimalUmbilical CordFetal WeightUltrasonography, PrenatalCardiotocographyPregnancy Trimester, SecondFetal Stem CellsVitamin K Deficiency BleedingLabor, ObstetricMother-Child RelationsBlood Gas AnalysisFetal HemoglobinHemoglobinopathiesErythema InfectiosumFetal HeartAmniocentesisUltrasonography, DopplerFetal DevelopmentAnesthesia, ObstetricalAcidosisFetofetal TransfusionUmbilical VeinsPregnancy Trimester, FirstBreast FeedingChorionic VilliCesarean SectionErythrocyte CountBlood Flow VelocityEmbryonic and Fetal DevelopmentErythroblastsUterusHematocritPulsatile FlowOxygenUltrasonographyHemoglobinsInfectious Disease Transmission, VerticalCarbon DioxideFathersTrophoblastsBlood VolumeAdrenocorticotropic HormoneHematopoietic Stem CellsModels, AnimalSurrogate MothersRegional Blood FlowHydrocortisonePregnancy ComplicationsHydrogen-Ion ConcentrationInfant CareBlood PressurePrenatal Exposure Delayed EffectsPregnancy Complications, InfectiousThymus GlandErythrocytesMaternal AgeSingle ParentPostnatal CareBirth WeightDepression, PostpartumReference ValuesBlood GlucoseInfant BehaviorBottle FeedingChild DevelopmentLactationMaternal WelfarePregnancy in DiabeticsMaternal ExposurePrenatal CareChild RearingChild of Impaired ParentsSocioeconomic Factors