title: A comparative clinical trial of metaproterenol and isoproterenol as bronchodilator aerosols.
mesh_terms: D000328:Adult; D000336:Aerosols; D000368:Aged; D001249:Asthma / Q000188:drug therapy*; D001794:Blood Pressure / Q000187:drug effects; D001993:Bronchodilator Agents / Q000008:administration & dosage*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011674:Pulse / Q000187:drug effects; D012129:Respiratory Function Tests; D013995:Time
chemical_list: D000336:Aerosols; D001993:Bronchodilator Agents