The incidence of chronic peptic ulcer found at necropsy: a study of 20,000 examinations performed in Leeds in 1930-49 and in England and Scotland in 1956.
D004381:Duodenal Ulcer; D004739:England; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000706:statistics & numerical data*; D012189:Retrospective Studies; D012606:Scotland; D013276:Stomach Ulcer
PEPTIC ULCER/statistics