Disodium chromoglycate in the treatment of allergic bronchial asthma.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001249:Asthma / Q000188:drug therapy*; D001578:Benzopyrans / Q000627:therapeutic use*; D002648:Child; D002986:Clinical Trials as Topic; D006801:Humans; D008875:Middle Aged; D010919:Placebos
D001578:Benzopyrans; D010919:Placebos