Hematemesis and melena; with special reference to causation and to the factors influencing the mortality from bleeding peptic ulcers.
D006396:Hematemesis / Q000209:etiology*; D006801:Humans; D008551:Melena / Q000209:etiology*; D010437:Peptic Ulcer; D010438:Peptic Ulcer Hemorrhage
HEMATEMESIS/etiology and pathogenesis; MELENA/etiology and pathogenesis; PEPTIC ULCER/hemorrhage