Aerosol misuse.
D000336:Aerosols / Q000008:administration & dosage*; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D004205:Cromolyn Sodium / Q000008:administration & dosage; D006801:Humans; D008297:Male; D010349:Patient Compliance
D000336:Aerosols; D004205:Cromolyn Sodium