About a perforated ulcer of the stomach and duodenum
V. A. Baskakov
Kazan medical journal ›› 1969, Vol. 50 ›› Issue (4) : 64 -65.
Despite the fact that the perforation of gastric and duodenal ulcers has been known to doctors for about 120 years, its diagnosis is difficult in some cases, and diagnostic errors are not uncommon.
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