AlbuterolGas ScavengersRespiratory Protective DevicesNebulizers and VaporizersHydrocarbons, BrominatedAnesthesia, Closed-CircuitBronchodilator AgentsAdministration, InhalationVacuumSodium HydroxideIpratropiumHydrocarbons, FluorinatedAdrenergic beta-2 Receptor AgonistsInhalation SpacersRacepinephrineProtective DevicesMetered Dose InhalersAdrenergic beta-AgonistsAsthmaEquipment DesignIrritantsBronchial SpasmFiresOzone DepletionRadiation-Protective AgentsStereotaxic TechniquesChlorofluorocarbonsAerosol PropellantsAbsorptionWorkBronchoconstrictionRespiratory Therapy Department, HospitalBreast DiseasesAir Pollutants, OccupationalAerosolsBronchiolitisForced Expiratory VolumeDrug IncompatibilityForced Expiratory Flow RatesAnti-Asthmatic AgentsReceptors, Adrenergic, beta-2BeclomethasoneMasksCarbon DioxideOccupational ExposureDouble-Blind MethodModels, AnatomicMyasthenic Syndromes, CongenitalPulmonary Disease, Chronic ObstructiveAirway ResistanceRespiratory TherapyEvaluation Studies as TopicEquipment SafetyBronchial Provocation TestsStereoisomerismManikinsRespiratory Function TestsPropanolaminesBudesonideIntubation, IntratrachealDrug CombinationsMissouriPeak Expiratory Flow RateTreatment OutcomeAndrostadienesRespiration, ArtificialPlethysmographyRespiratory SoundsGlucocorticoidsSpirometryAnesthesia, InhalationRespiratory MechanicsAdrenal Cortex HormonesDrug Administration ScheduleBronchiTracheaVital CapacityLungEstrenes