ProlapseUmbilical CordUterine ProlapseRectal ProlapseLabor PresentationMitral Valve ProlapsePelvic Organ ProlapseFetal BloodSpinal CordPerinatal CarePerinatal MortalityObstetric Labor ComplicationsApgar ScoreUmbilical VeinsUmbilical ArteriesSpinal Cord InjuriesCord Blood Stem Cell TransplantationAortic Valve ProlapseCystoceleVisceral ProlapseRectocelePregnancyHernia, UmbilicalGynecologic Surgical ProceduresPelvic FloorUrachal CystInfant, NewbornBlood BanksTricuspid Valve ProlapseSurgical MeshWharton JellyPessariesSpinal Cord DiseasesHuman Umbilical Vein Endothelial CellsUltrasonography, PrenatalUmbilicusCells, CulturedSpinal Cord CompressionHysterectomy, VaginalGestational AgeMesenchymal Stromal CellsAntigens, CD34Urinary Incontinence, StressSpermatic CordVaginaMaternal-Fetal ExchangeLigamentsFetusSpinal Cord NeoplasmsHematopoietic Stem CellsPlacentaHeart Valve ProlapseFetal HypoxiaEndothelium, VascularSpinal Cord IschemiaNuchal CordCell DifferentiationSacrococcygeal RegionMitral Valve InsufficiencyPerineumEndothelial CellsPelvic Floor DisordersSuburethral SlingsFecal IncontinencePhonocardiographyDelivery, ObstetricTime FactorsUrachusMitral ValveStem CellsDefecographyFetal DiseasesValsalva ManeuverTreatment OutcomeCesarean SectionUrinary IncontinenceChordae TendineaeCell Culture TechniquesCell SeparationCord FactorsUltrasonography, DopplerHematopoietic Stem Cell TransplantationHeart Rate, FetalHemorrhoidsAmniotic FluidFetal Growth RetardationVocal CordsConstrictionPlacental CirculationProspective StudiesAsphyxiaHerniaAnal CanalParaplegiaFlow CytometryMeconiumIntervertebral Disc DisplacementPregnancy Trimester, FirstAntigens, CDPregnancy Outcome