Local environmental factors affecting hemostasis in bleeding from the upper gastrointestinal tract.
D006471:Gastrointestinal Hemorrhage; D041981:Gastrointestinal Tract; D006470:Hemorrhage; D006487:Hemostasis; D006801:Humans; D010437:Peptic Ulcer; D010438:Peptic Ulcer Hemorrhage; D041742:Upper Gastrointestinal Tract
GASTROINTESTINAL SYSTEM/hemorrhage; HEMOSTASIS; PEPTIC ULCER/hemorrhage