Effect of administration technique on bronchodilator response to fenoterol in a metered-dose inhaler.
D000293:Adolescent; D000336:Aerosols; D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000008:administration & dosage*; D002648:Child; D004311:Double-Blind Method; D004983:Ethanolamines / Q000008:administration & dosage*; D005280:Fenoterol / Q000008:administration & dosage*; D006801:Humans; D011897:Random Allocation; D012129:Respiratory Function Tests; D012138:Respiratory Therapy / Q000379:methods*
D000336:Aerosols; D001993:Bronchodilator Agents; D004983:Ethanolamines; D005280:Fenoterol