MANAGEMENT OF GASTROINTESTINAL BLEEDING.
D019468:Disease Management; D004932:Esophageal and Gastric Varices; D006471:Gastrointestinal Hemorrhage; D010438:Peptic Ulcer Hemorrhage; D013514:Surgical Procedures, Operative
ESOPHAGEAL VARICES; PEPTIC ULCER HEMORRHAGE; SURGERY, OPERATIVE