FetusFetal BloodGestational AgePregnancySerum Albumin, BovineCordocentesisMaternal-Fetal ExchangeRNA, MessengerFetal Tissue TransplantationPlacentaComplicityAborted FetusFetal DiseasesBlood Transfusion, IntrauterineAmniotic FluidFetomaternal TransfusionSerumDirected Tissue DonationHydrops FetalisRh IsoimmunizationErythroblastosis, FetalPregnancy, AnimalPrenatal DiagnosisLifeSheepAbortion, VeterinaryFetoscopyHeart Rate, FetalPersonhoodBeginning of Human LifeFetal WeightFetal HypoxiaSerum AlbuminFetal DeathCattleBlood Specimen CollectionFetal Growth RetardationUmbilical ArteriesUmbilical CordEmbryonic and Fetal DevelopmentLiverPregnancy Trimester, SecondFetal ResearchPlacental CirculationChorionic VilliFetal DevelopmentPregnancy Trimester, ThirdUterusUltrasonography, PrenatalCardiotocographyCivil RightsPregnancy Trimester, FirstHerpesvirus 1, BovineMolecular Sequence DataTrophoblastsInfant, NewbornFetal Stem CellsVitamin K Deficiency BleedingPregnant WomenBlood Gas AnalysisCells, CulturedAbortion, InducedLabor, ObstetricTissue DistributionBrain Tissue TransplantationCattle DiseasesExtraembryonic MembranesTherapeutic Human ExperimentationCulture MediaHydrogen-Ion ConcentrationFetal HemoglobinAmino Acid SequenceHemoglobinopathiesErythema InfectiosumNontherapeutic Human ExperimentationLeukemia Virus, BovineFetal ResorptionBase SequenceUltrasonography, DopplerFetal HeartAmniocentesisDiarrhea Viruses, Bovine ViralSocial Control, FormalAcidosisMastitis, BovineUmbilical VeinsTime FactorsKineticsAnesthesia, ObstetricalFetofetal TransfusionErythrocyte CountMolecular WeightAbortion, LegalBovine papillomavirus 1KidneyOxygenEthics, MedicalCell LineEnzyme-Linked Immunosorbent AssayYolk Sac