AlbuterolLungBronchodilator AgentsNebulizers and VaporizersAdministration, InhalationIpratropiumAdrenergic beta-2 Receptor AgonistsInhalation SpacersRacepinephrineMetered Dose InhalersLung DiseasesAdrenergic beta-AgonistsLung NeoplasmsBronchial SpasmAsthmaOzone DepletionChlorofluorocarbonsLung InjuryAerosol PropellantsCarcinoma, Non-Small-Cell LungBronchoconstrictionAerosolsLung TransplantationForced Expiratory VolumeRespiratory Therapy Department, HospitalBronchiolitisDouble-Blind MethodForced Expiratory Flow RatesAcute Lung InjuryAnti-Asthmatic AgentsEquipment DesignTreatment OutcomeDrug IncompatibilityRespiratory Function TestsReceptors, Adrenergic, beta-2BeclomethasonePulmonary Disease, Chronic ObstructiveDrug Administration ScheduleMasksModels, AnatomicLung Volume MeasurementsBronchial Provocation TestsRespiratory TherapyAirway ResistanceStereoisomerismMyasthenic Syndromes, CongenitalEquipment SafetyBronchiRespiration, ArtificialDrug CombinationsLung Diseases, InterstitialManikinsRespiratory MechanicsIntubation, IntratrachealBudesonideVital CapacitySpirometryPropanolaminesTime FactorsGlucocorticoidsDrug Therapy, CombinationHydrocarbons, FluorinatedAdrenal Cortex HormonesTotal Lung CapacityAndrostadienesPeak Expiratory Flow RatePulmonary AlveoliRadiation DosageExtravascular Lung WaterBronchoalveolar Lavage FluidMissouriRespiratory SoundsPlethysmographySmall Cell Lung CarcinomaMice, Inbred BALB CLethal Dose 50Administration, OralBronchial HyperreactivityMice, Inbred C57BLDrug Delivery SystemsPulmonary FibrosisAdenocarcinomaDose-Response Relationship, DrugAnesthesia, InhalationPlacebosOvalbuminCarcinoma, Small CellLung AbscessTracheaVentilator-Induced Lung InjuryRadiometryPneumoniaSeverity of Illness IndexCells, CulturedAcute DiseasePyrrolidinonesModels, BiologicalLung Diseases, ObstructiveReceptors, Adrenergic, betaEstrenes