[ACUTE GASTROINTESTINAL HEMORRHAGE].
D003937:Diagnosis, Differential; D006471:Gastrointestinal Hemorrhage; D006470:Hemorrhage; D006801:Humans; D010438:Peptic Ulcer Hemorrhage
DIAGNOSIS, DIFFERENTIAL; HEMORRHAGE, GASTROINTESTINAL; PEPTIC ULCER HEMORRHAGE; REVIEW
OSTRYE ZHELUDOCHNO-KISHECHNYE KROVOTECHENIIA.