title: Changes in volume of trapped gas in chronic bronchitis and in asthma after inhalation of fenoterol.
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000503:physiopathology*; D001991:Bronchitis / Q000503:physiopathology*; D004983:Ethanolamines / Q000494:pharmacology*; D005260:Female; D005280:Fenoterol / Q000494:pharmacology*; D006801:Humans; D008176:Lung Volume Measurements; D008297:Male; D008875:Middle Aged; D012119:Respiration / Q000187:drug effects*
chemical_list: D004983:Ethanolamines; D005280:Fenoterol