Cross InfectionEquipment ContaminationSterilizationVentilationRespiration, 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 AnalysisLungPartial PressureLung ComplianceTracheostomyRed CrossOne-Lung VentilationAir PressureHeliumIntensive Care UnitsLaryngeal Masks