The relationship between gastric ulcer and carcinoma; the frequency of gastric ulcers during and after World War II.
D002277:Carcinoma; D006801:Humans; D010437:Peptic Ulcer / Q000601:surgery*; D013274:Stomach Neoplasms; D013276:Stomach Ulcer; D047789:World War II
PEPTIC ULCER/surgery; STOMACH/neoplasms