title: HAEMATEMESIS AND MELAENA: A REVIEW OF 253 CASES.
mesh_terms: D001315:Australia; D006396:Hematemesis; D006801:Humans; D008551:Melena; D009026:Mortality; D010438:Peptic Ulcer Hemorrhage
keywords: AUSTRALIA; HEMATEMESIS; MELENA; MORTALITY; PEPTIC ULCER HEMORRHAGE