[Prognostic value of emergency endoscopy in patient with upper gastrointestinal bleeding].
Chung
Il Kwun
IK
D000208:Acute Disease; D004636:Emergency Service, Hospital; D016099:Endoscopy, Gastrointestinal; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000401:mortality / Q000628:therapy; D006801:Humans; D011379:Prognosis; D012307:Risk Factors; D013997:Time Factors; D016896:Treatment Outcome