Severe asthma in childhood.
D000208:Acute Disease; D000293:Adolescent; D001249:Asthma / Q000175:diagnosis / Q000188:drug therapy / Q000628:therapy*; D001507:Beclomethasone / Q000627:therapeutic use; D001993:Bronchodilator Agents / Q000627:therapeutic use; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D004205:Cromolyn Sodium / Q000627:therapeutic use; D005260:Female; D006760:Hospitalization; D006801:Humans; D008297:Male; D011613:Psychotherapy; D012130:Respiratory Hypersensitivity / Q000517:prevention & control
D001993:Bronchodilator Agents; D001507:Beclomethasone; D004205:Cromolyn Sodium