Respiratory Distress Syndrome, NewbornRespiratory Distress Syndrome, AdultInfant, NewbornRespiration, ArtificialPulmonary SurfactantsAcute Lung InjuryPositive-Pressure RespirationSyndromeBarotraumaTidal VolumeProne PositionHigh-Frequency VentilationLungPulmonary Gas ExchangeInfant, PrematureLung InjuryPulmonary Surfactant-Associated Protein BPulmonary AlveoliLung ComplianceRespiratory Dead SpaceBronchoalveolar Lavage FluidExtracorporeal Membrane OxygenationPulmonary EdemaBlood Gas AnalysisRespiratory MechanicsFetal Organ MaturityRespiratory InsufficiencyLung DiseasesVentilator-Induced Lung InjuryBiological ProductsInfant, Premature, DiseasesVentilators, MechanicalGestational AgeOxygenBronchopulmonary DysplasiaIntensive Care UnitsRespiratory AspirationOxygenators, MembraneFatty AlcoholsAPACHEMultiple Organ FailureHyaline Membrane DiseasePulmonary Surfactant-Associated Protein CPneumothoraxPneumoniaSepsis