title: The bronchodilator action of theophylline aerosol in subjects with chronic airflow obstruction.
mesh_terms: D000328:Adult; D000336:Aerosols; D000368:Aged; D000402:Airway Obstruction / Q000503:physiopathology*; D000420:Albuterol / Q000494:pharmacology; D000628:Aminophylline / Q000494:pharmacology; D001285:Atropine / Q000494:pharmacology; D001993:Bronchodilator Agents; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008176:Lung Volume Measurements; D008297:Male; D008449:Maximal Expiratory Flow-Volume Curves; D008875:Middle Aged; D010919:Placebos; D013806:Theophylline / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*
chemical_list: D000336:Aerosols; D001993:Bronchodilator Agents; D010919:Placebos; D000628:Aminophylline; D001285:Atropine; D013806:Theophylline; D000420:Albuterol