AnatomyOrganismsDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPsychiatry and PsychologyPhenomena and ProcessesDisciplines and OccupationsAnthropology, Education, Sociology and Social PhenomenaHumanitiesInformation ScienceNamed GroupsHealth CareGeographicals
Pulmonary Disease, Chronic ObstructiveLung Diseases, ObstructiveSleep Apnea, ObstructiveForced Expiratory VolumeSpirometryRespiratory Function TestsBronchodilator AgentsVital CapacityDyspneaJaundice, ObstructivePulmonary EmphysemaSeverity of Illness IndexSmokingLungOxygen Inhalation TherapyScopolamine DerivativesAdministration, InhalationSputumPolysomnographyExercise ToleranceTreatment OutcomeEmphysemaCholinergic AntagonistsIpratropiumAlbuterolRespiratory MusclesRisk FactorsAsthmaAdrenal Cortex HormonesRetrospective StudiesProspective StudiesRespiratory InsufficiencyCase-Control StudiesBronchitisQuality of LifeBronchitis, ChronicSensitivity and SpecificityEarly DiagnosisAirway ObstructionSmokeTime FactorsBronchiAdrenergic beta-2 Receptor AgonistsPulmonary MedicineSleep Apnea SyndromesInspiratory CapacityRespiratory System AgentsPositive-Pressure RespirationDelayed DiagnosisRespiratory TherapyQuestionnairesOxygenContinuous Positive Airway PressureTomography, X-Ray ComputedPrevalenceHypercapniaFollow-Up StudiesPrenatal DiagnosisExpectorantsNebulizers and VaporizersLung DiseasesComorbidityChronic Diseasealpha 1-Antitrypsin DeficiencyPredictive Value of TestsHospitalizationBlood Gas AnalysisCohort StudiesInhalationRespiratory MechanicsDisease ProgressionPneumoniaCross-Sectional StudiesRespiratory MucosaPrognosisExercise TestAcute DiseaseBiological MarkersReproducibility of ResultsAirway ResistanceWork of BreathingBreathing ExercisesRespiration, ArtificialRespirationRisk AssessmentBronchoscopyExhalationPulmonary VentilationDouble-Blind MethodLung Volume MeasurementsNoninvasive VentilationAnoxiaStatistics, NonparametricDiagnostic ErrorsBronchoalveolar Lavage FluidHome Care Services, Hospital-BasedRespiratory SystemAge FactorsHeliumCarbon Dioxide