Labor, InducedOxytocicsCervical RipeningLabor, ObstetricPregnancy, ProlongedCesarean SectionLabor Stage, FirstMisoprostolPregnancyObstetric Labor ComplicationsCervix UteriTerm BirthParityPregnancy OutcomeDelivery, ObstetricOxytocinLabor OnsetLabor PainAbortifacient Agents, NonsteroidalAdministration, IntravaginalObstetric Labor, PrematurePregnancy, High-RiskGestational AgePregnancy ComplicationsEnzyme InductionROC CurveDinoprostoneTrial of LaborUltrasonography, PrenatalInfant, NewbornLogistic ModelsLabor PresentationLabor Stage, ThirdTreatment FailureProspective StudiesMyometriumAnalgesia, EpiduralRisk FactorsUterine ContractionRNA, MessengerTocolytic AgentsAmnionParturitionTreatment OutcomeFetal MonitoringCells, CulturedExtraembryonic MembranesChorioamnionitisEmbryonic InductionTime FactorsFetal Membranes, Premature RuptureGene Expression RegulationAmniotic FluidSignal TransductionApoptosisCell LineAnesthesia, ObstetricalUterine Monitoring