EclampsiaPlacentaFetal BloodOxygenPregnancyMagnesium SulfateCordocentesisPre-EclampsiaFetusMaternal-Fetal ExchangeMagnetic Resonance ImagingMaternal MortalityOxygen ConsumptionHELLP SyndromeBlood Transfusion, IntrauterineGestational AgeFetomaternal TransfusionPlacenta DiseasesFetal DiseasesPlacenta PreviaPlacenta AccretaPuerperal DisordersRh IsoimmunizationHypertension, Pregnancy-InducedErythroblastosis, FetalReactive Oxygen SpeciesAmniotic FluidBrain MappingPlacenta, RetainedFetoscopyHeart Rate, FetalTrophoblastsBlood Gas AnalysisPrenatal DiagnosisFetal HypoxiaSheepFetal DeathOximetryPregnancy Complications, CardiovascularHydrops FetalisHemoglobinsPlacental CirculationPregnancy Trimester, ThirdFetal Growth RetardationCarbon DioxideImage Processing, Computer-AssistedChorionic VilliPregnancy, AnimalUmbilical ArteriesAbruptio PlacentaePregnancy OutcomePosterior Leukoencephalopathy SyndromeBrainCesarean SectionBlood Specimen CollectionInfant, NewbornOxygen Inhalation TherapyCerebrovascular CirculationUmbilical CordObstetric Labor ComplicationsPregnancy Trimester, SecondUltrasonography, PrenatalTocolytic AgentsPregnancy ComplicationsFetal Weight