Respiratory SystemDiagnostic Techniques and ProceduresSensitivity and SpecificityLung ComplianceMolecular Diagnostic TechniquesRespiratory MechanicsRespiratory Physiological PhenomenaAirway ResistanceDiagnostic Techniques, RadioisotopeDiagnostic Techniques, OtologicalDiagnostic Techniques, SurgicalRespiratory System AbnormalitiesPolymerase Chain ReactionLungAzure StainsLung Volume MeasurementsDiagnostic Techniques, UrologicalDiagnostic Techniques, Obstetrical and GynecologicalDiagnostic Techniques, Respiratory SystemDiagnostic Tests, RoutineDiagnostic Techniques, Digestive SystemMultiple Organ FailureFunctional Residual CapacityReproducibility of ResultsTidal VolumeRespirationClinical Laboratory TechniquesTomography, X-Ray ComputedRespiration, ArtificialTime FactorsAir SacsAir PressureRespiratory Function TestsDiagnostic Techniques, NeurologicalOscillometryPredictive Value of TestsCytodiagnosisRetrospective StudiesProspective StudiesPositive-Pressure RespirationMagnetic Resonance ImagingParasitologyPulmonary VentilationRadionuclide ImagingBiopsy, NeedleRespiratory Tract DiseasesUltrasonographyEvaluation Studies as TopicInfant, NewbornDiagnostic Techniques, EndocrineSpirometryBiopsyBronchoscopyRespiratory Distress Syndrome, AdultLung DiseasesMicroscopyBiopsy, Fine-NeedleBacteriological TechniquesPulmonary Gas ExchangeTreatment OutcomeRisk FactorsThoraxLocusta migratoriaDiagnostic Techniques, CardiovascularMild Cognitive ImpairmentEnzyme-Linked Immunosorbent AssayFecesRespiratory ParalysisCognition DisordersDog DiseasesModels, BiologicalBiological MarkersRespiration DisordersTotal Lung CapacityMolecular Sequence DataMycosesPhysiologyCardiovascular SystemTracheaFollow-Up StudiesPrevalenceCytochromesPrognosisContrast MediaImmunohistochemistryOxygenDisease Models, AnimalRespiratory Tract NeoplasmsDiagnostic ErrorsPulmonary AtelectasisVentilators, MechanicalSeverity of Illness IndexDogsOxygen ConsumptionOrgan TransplantationAgingThoracic WallTissue and Organ ProcurementRespiratory InsufficiencyOrgan Specificity