VentilationHospital Design and ConstructionAir MovementsRespiration, ArtificialPulmonary VentilationHigh-Frequency VentilationIntermittent Positive-Pressure VentilationTidal VolumePositive-Pressure RespirationHigh-Frequency Jet VentilationNoninvasive VentilationVentilator WeaningRespirationRespiratory MechanicsVentilators, MechanicalPulmonary Gas ExchangeCarbon DioxideVentilation-Perfusion RatioIntubation, IntratrachealHypercapniaRespiratory Distress Syndrome, AdultOxygenVentilator-Induced Lung InjuryWork of BreathingBlood Gas AnalysisPartial PressureLungLung ComplianceTracheostomyOne-Lung VentilationAir PressureHeliumIntensive Care UnitsLaryngeal MasksVentilators, Negative-PressureRespiratory Distress Syndrome, NewbornMasksMaximal Voluntary VentilationRespiratory Function TestsLung Volume MeasurementsIntensive CareAnoxiaRespiratory Dead SpaceTracheotomyAirway ResistanceRespiratory RateApneaLung InjuryHypoventilationDiaphragmProne PositionIntermittent Positive-Pressure BreathingOxygen Inhalation TherapyKiller Cells, NaturalRespiratory Physiological PhenomenaTime FactorsKrypton RadioisotopesAcute Lung InjuryPulmonary CirculationRespiratory MusclesHyperventilationKryptonPulmonary AtelectasisBarotraumaAirway ObstructionCritical IllnessInfant, NewbornAirway ExtubationChemoreceptor CellsFunctional Residual CapacityLung Diseases, ObstructiveInhalationAnesthesia, GeneralAir ConditioningOxygen ConsumptionLung DiseasesPulmonary EdemaProspective StudiesInteractive Ventilatory SupportCritical CareNeuromuscular DiseasesMiddle Ear VentilationRespiratory TherapyPressureEquipment DesignPulmonary AlveoliIntensive Care Units, PediatricFluorocarbonsTreatment OutcomePneumonia, Ventilator-AssociatedInfant, Premature