title: Letter: Ulcerative colitis and disodium cromoglycate.
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D002648:Child; D002908:Chronic Disease; D003093:Colitis, Ulcerative / Q000188:drug therapy*; D004205:Cromolyn Sodium / Q000008:administration & dosage / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male
chemical_list: D004205:Cromolyn Sodium