title: The effect of disodium cromoglycate on nasal provocation tests in children with seasonal allergic rhinitis.
mesh_terms: D000293:Adolescent; D002648:Child; D002867:Chromones / Q000008:administration & dosage*; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D009297:Nasal Mucosa; D009666:Nose; D010919:Placebos; D006255:Rhinitis, Allergic, Seasonal / Q000517:prevention & control*
chemical_list: D002867:Chromones; D010919:Placebos; D004205:Cromolyn Sodium