title: A double-blind gastroscopic study of a bismuth-peptide complex in gastric ulceration.
mesh_terms: D000328:Adult; D001729:Bismuth / Q000627:therapeutic use*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D005260:Female; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010455:Peptides / Q000627:therapeutic use*; D010919:Placebos; D013276:Stomach Ulcer / Q000175:diagnosis / Q000188:drug therapy*
chemical_list: D010455:Peptides; D010919:Placebos; D001729:Bismuth