Controlled trial of cromoglycate and slow-release aminophylline in childhood asthma.
D000628:Aminophylline / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use*; D003692:Delayed-Action Preparations; D004311:Double-Blind Method; D006801:Humans; D010919:Placebos
D003692:Delayed-Action Preparations; D010919:Placebos; D000628:Aminophylline; D004205:Cromolyn Sodium