Disodium cromoglycate in chronic bronchitis.
D000328:Adult; D001991:Bronchitis / Q000188:drug therapy*; D002867:Chromones / Q000627:therapeutic use*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007545:Isoproterenol / Q000008:administration & dosage / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged
D002867:Chromones; D007545:Isoproterenol; D004205:Cromolyn Sodium