[The prognostic value of early endoscopy in peptic ulcers bleeding].
D004381:Duodenal Ulcer / Q000150:complications*; D004384:Duodenoscopy; D005773:Gastroscopy; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis*; D011379:Prognosis; D013276:Stomach Ulcer / Q000150:complications*