Continuous Positive Airway PressureSleep Apnea, ObstructivePositive-Pressure RespirationPolysomnographySleep Apnea SyndromesMasksRespiratory Distress Syndrome, NewbornVentilator WeaningPatient ComplianceNoseSleep Apnea, CentralRespiratory InsufficiencyPressureHumidityWork of BreathingAirway ResistanceSleep StagesOxygen Inhalation TherapyRespiration, ArtificialIntermittent Positive-Pressure VentilationMandibular AdvancementTreatment OutcomeCheyne-Stokes RespirationAir PressureAirway ObstructionNasal CavityInfant, PrematureAirway ExtubationIntubation, IntratrachealInfant, NewbornVentilators, MechanicalOxygenPulmonary VentilationAerophagyOrthodontic Appliances, RemovableRespiratory MechanicsSnoringTidal VolumeNasal ObstructionPharynxBlood PressureSleepPulmonary EdemaRespirationPulmonary Gas ExchangeHeliumIntermittent Positive-Pressure BreathingCross-Over StudiesBronchopulmonary DysplasiaEquipment DesignDisorders of Excessive SomnolenceBlood Gas AnalysisRespiratory Function TestsPartial PressureWakefulness-Promoting AgentsDelivery RoomsNasal SeptumSeverity of Illness IndexProspective StudiesPharyngeal MusclesPulmonary AtelectasisNasal MucosaCarbon DioxideNose Deformities, AcquiredFlail ChestUvulaLung ComplianceIntubationNurseries, HospitalIntensive Care Units, NeonatalIntensive Care, NeonatalNight CareFollow-Up StudiesTime FactorsPulmonary SurfactantsBronchiolitis, ViralBlood Gas Monitoring, TranscutaneousWakefulnessRespiratory TherapyNose DiseasesInfant, Premature, DiseasesLung Volume MeasurementsSleep, REMHypercapniaLong-Term CareInfant, Very Low Birth WeightHeatingHeart RateArousalOrthodontic AppliancesOximetryRespiratory MusclesHigh-Frequency VentilationHeart FailureInhalationEquipment FailureTracheostomyPositive-Pressure Respiration, IntrinsicDental EquipmentBlood Pressure Monitoring, Ambulatory