Continuous Positive Airway PressureSleep Apnea, ObstructivePositive-Pressure RespirationPolysomnographySleep Apnea SyndromesMasksRespiratory Distress Syndrome, NewbornPressureVentilator WeaningPatient ComplianceSleep Apnea, CentralRespiratory InsufficiencyNoseHumidityWork of BreathingBlood PressureSleep StagesAirway ResistanceRespiration, ArtificialAir PressureOxygen Inhalation TherapyIntermittent Positive-Pressure VentilationTreatment OutcomeMandibular AdvancementCheyne-Stokes RespirationAirway ObstructionNasal CavityInfant, PrematureIntubation, IntratrachealAirway ExtubationInfant, NewbornOxygenVentilators, MechanicalPulmonary VentilationAerophagyRespiratory MechanicsOrthodontic Appliances, RemovableTidal VolumeSnoringNasal ObstructionPharynxSleepPulmonary EdemaRespirationPulmonary Gas ExchangeCross-Over StudiesHeliumIntermittent Positive-Pressure BreathingEquipment DesignBlood Gas AnalysisBronchopulmonary DysplasiaDisorders of Excessive SomnolenceRespiratory Function TestsWakefulness-Promoting AgentsPartial PressureSeverity of Illness IndexDelivery RoomsProspective StudiesCarbon DioxidePharyngeal MusclesPulmonary AtelectasisLung ComplianceFlail ChestUvulaTime FactorsFollow-Up StudiesNose Deformities, AcquiredIntubationNurseries, HospitalIntensive Care, NeonatalIntensive Care Units, NeonatalNight CarePulmonary SurfactantsHeart RateBlood Gas Monitoring, TranscutaneousBronchiolitis, ViralWakefulnessRespiratory TherapyLung Volume MeasurementsInfant, Premature, DiseasesBlood Pressure Monitoring, AmbulatorySleep, REMHypercapniaLong-Term CareInfant, Very Low Birth WeightHeatingArousalRespiratory MusclesHeart FailureOximetryOrthodontic AppliancesHypertensionHigh-Frequency VentilationInhalationNose DiseasesEquipment FailureTracheostomyPositive-Pressure Respiration, IntrinsicNasal SeptumDental Equipment