Extraction, ObstetricalLabor Stage, SecondLabor PresentationObstetrical ForcepsFetal BloodStandard of CareEpisiotomyObstetric Labor ComplicationsPalpationLabor, InducedPregnancyDelivery, ObstetricHeadCordocentesisFetusMaternal-Fetal ExchangeBlood Transfusion, IntrauterineFetomaternal TransfusionFetal DiseasesRh IsoimmunizationDrug Delivery SystemsErythroblastosis, FetalPlacentaGestational AgeAmniotic FluidFetoscopyHeart Rate, FetalPrenatal DiagnosisFetal HypoxiaHydrops FetalisSheepUmbilical ArteriesBlood Specimen CollectionCardiotocographyFetal Growth RetardationPregnancy Trimester, ThirdConditioning, OperantPlacental CirculationLabor, ObstetricUltrasonography, PrenatalCesarean SectionFetal WeightUmbilical CordFetal DeathPregnancy, AnimalInfant, NewbornPregnancy Trimester, SecondFetal Stem CellsVitamin K Deficiency BleedingBlood Gas AnalysisAnesthesia, ObstetricalMendelian Randomization AnalysisActivities of Daily LivingFetal HemoglobinHemoglobinopathiesErythema InfectiosumUltrasonography, DopplerFetal HeartAmniocentesis