Breech PresentationLabor PresentationCesarean SectionDelivery, ObstetricBirth InjuriesPregnancyAntigen PresentationMoxibustionFetal DistressApgar ScorePelvimetryTrial of LaborInfant, PostmatureParityPregnancy OutcomeDystociaFetal MovementInfant, NewbornPeriostitisMaternal AgeCesarean Section, RepeatObstetric Labor ComplicationsBirth WeightHip Dislocation, CongenitalPregnancy ComplicationsBirth OrderGestational AgeInfant Mortality