Borozna V G, Kostin E V, Iakimenko L D
Vestn Khir Im I I Grek. 1987 Apr;138(4):17-9.
The authors consider that wide use of urgent endoscopy in gastro-intestinal bleedings can optimize the surgical tactics in such cases and give better results of treatment. General lethality was 3%. Postoperative lethality in a bleeding ulcer of the stomach and duodenum was 9.7 and 4.7% correspondingly.