Liquid VentilationFluorocarbonsPulmonary Gas ExchangeRespiration, ArtificialPulmonary VentilationRespiratory Distress Syndrome, AdultMeconium Aspiration SyndromeOxygenHigh-Frequency VentilationHigh-Frequency Jet VentilationLung ComplianceExtracorporeal Membrane OxygenationVentilationPositive-Pressure RespirationRespiratory MechanicsLungPulmonary CirculationOleic AcidCarbon DioxideLung InjuryRespirationBronchoalveolar LavageRespiratory Distress Syndrome, NewbornHemodynamicsSwineTidal VolumePulmonary SurfactantsIntermittent Positive-Pressure VentilationChemical FractionationHypothermia, InducedPartial PressureNoninvasive VentilationSheepVentilator WeaningChromatography, High Pressure LiquidOxygen ConsumptionVentilators, MechanicalBlood Gas AnalysisInfant, NewbornVentilation-Perfusion RatioSpectroscopy, Near-InfraredIntubation, IntratrachealHypercapniaIonic LiquidsAnoxia