Cromolyn sodium in the management of the child with asthma: a symposium. Preliminary data from a collaborative group study.
D001249:Asthma / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use*; D006801:Humans; D010919:Placebos
D010919:Placebos; D004205:Cromolyn Sodium