[Acute gastrointestinal hemorrhages].
D000208:Acute Disease; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology / Q000601:surgery; D006801:Humans; D011182:Postoperative Care; D011300:Preoperative Care
Ostrye zheludochno-kishechnye krovotecheniia.