Continuous Positive Airway PressureSleep Apnea, ObstructivePositive-Pressure RespirationPolysomnographySleep Apnea SyndromesMasksRespiratory Distress Syndrome, NewbornVentilator WeaningPatient ComplianceSleep Apnea, CentralRespiratory InsufficiencyNosePressureHumidityWork of BreathingSleep StagesAirway ResistanceTreatment OutcomeOxygen Inhalation TherapyRespiration, ArtificialIntermittent Positive-Pressure VentilationMandibular AdvancementCheyne-Stokes RespirationAir PressureAirway ObstructionNasal CavityInfant, PrematureIntubation, IntratrachealAirway ExtubationInfant, NewbornVentilators, MechanicalOxygenAerophagyPulmonary VentilationOrthodontic Appliances, RemovableRespiratory MechanicsSnoringTidal VolumeNasal ObstructionBlood PressurePharynxSleepPulmonary EdemaRespirationPulmonary Gas ExchangeCross-Over StudiesHeliumIntermittent Positive-Pressure BreathingBronchopulmonary DysplasiaEquipment DesignDisorders of Excessive SomnolenceBlood Gas AnalysisRespiratory Function TestsPartial PressureWakefulness-Promoting AgentsSeverity of Illness IndexDelivery RoomsProspective StudiesPharyngeal MusclesPulmonary AtelectasisCarbon DioxideFlail ChestLung ComplianceUvulaFollow-Up StudiesNose Deformities, AcquiredIntubationTime FactorsNurseries, HospitalIntensive Care, NeonatalIntensive Care Units, NeonatalNight CarePulmonary SurfactantsBronchiolitis, ViralBlood Gas Monitoring, TranscutaneousWakefulnessRespiratory TherapyInfant, Premature, DiseasesLung Volume MeasurementsSleep, REMLong-Term CareHypercapniaInfant, Very Low Birth WeightHeatingHeart RateArousalOrthodontic AppliancesOximetryHeart FailureHigh-Frequency VentilationRespiratory MusclesEquipment FailureNose DiseasesInhalationTracheostomyNasal SeptumPositive-Pressure Respiration, IntrinsicDental EquipmentBlood Pressure Monitoring, AmbulatoryTransportation of Patients