Placenta DiseasesPlacentaFetusPregnancyPlacenta PreviaPlacenta AccretaPlacenta, RetainedTrophoblastsMaternal-Fetal ExchangeGestational AgeChorionic VilliPlacentationPregnancy ProteinsCampylobacter fetusTritrichomonas foetusUltrasonography, PrenatalFetal DiseasesPregnancy Trimester, ThirdFetal Growth RetardationPre-EclampsiaPregnancy Trimester, FirstPregnancy, AnimalExtraembryonic MembranesChorionFetal DevelopmentAbortion, VeterinaryPregnancy Trimester, SecondPlacental CirculationUterusFetal DeathPlacental LactogenAmniotic FluidDeciduaChoriocarcinomaFetal BloodSheepUmbilical CordPregnancy ComplicationsInfant, NewbornEmbryonic and Fetal DevelopmentCesarean SectionPlacental HormonesPrenatal DiagnosisLabor, ObstetricAmnionFetal HeartHydatidiform MoleImmunohistochemistryPregnancy Complications, ParasiticYolk SacChorioamnionitisGenomic ImprintingUmbilical ArteriesPlacental InsufficiencyMolecular Sequence DataAllantoisPregnancy in DiabeticsHeart Rate, FetalBase SequencePlacental ExtractsAborted FetusTissue DistributionHydrops FetalisFetal HypoxiaPregnancy Complications, Infectious