Respiratory Distress Syndrome, AdultRespiratory Distress Syndrome, NewbornOxygenators, MembraneRespiration, ArtificialPulmonary EdemaLungPositive-Pressure RespirationPulmonary Gas ExchangeTherapeutic IrrigationLeptospira interrogans serovar canicolaPulmonary SurfactantsBlood Gas AnalysisPulmonary AlveoliLung CompliancePulmonary CirculationBronchoalveolar Lavage FluidCapillary PermeabilityLung DiseasesOxygenFatal OutcomePneumoniaAcute Lung InjuryNeutrophilsPancreatic ElastaseSyndromeBarotraumaInfant, NewbornTidal VolumeProne PositionHigh-Frequency VentilationProspective StudiesInfant, PrematureLung InjuryPulmonary Surfactant-Associated Protein BTumor Necrosis Factor-alphaRespiratory Dead SpaceExtracorporeal Membrane OxygenationRespiratory MechanicsFetal Organ MaturityRespiratory InsufficiencyVentilator-Induced Lung InjuryBiological ProductsInfant, Premature, DiseasesVentilators, MechanicalGestational AgeBronchopulmonary DysplasiaIntensive Care UnitsRespiratory AspirationFatty AlcoholsAPACHEMultiple Organ FailureHyaline Membrane DiseasePulmonary Surfactant-Associated Protein CPneumothorax