title: Total pulmonary and airway resistances as measures of the relief of bronchospasm.
mesh_terms: D000336:Aerosols; D000403:Airway Resistance; D001986:Bronchial Spasm / Q000188:drug therapy* / Q000503:physiopathology; D001991:Bronchitis / Q000188:drug therapy; D002986:Clinical Trials as Topic; D006801:Humans; D007545:Isoproterenol / Q000627:therapeutic use*; D008171:Lung Diseases / Q000175:diagnosis; D008722:Methods; D010919:Placebos; D010991:Plethysmography; D011656:Pulmonary Emphysema / Q000188:drug therapy; D000644:Quaternary Ammonium Compounds / Q000627:therapeutic use*; D013147:Spirometry
chemical_list: D000336:Aerosols; D010919:Placebos; D000644:Quaternary Ammonium Compounds; D007545:Isoproterenol