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2. The blood groups of gastric ulcer-cancer;Beasley, W.H.;J. clin. Path,1960
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4. Clinically 'benign' gastric ulcerations found to be malignant at operation. Surg;Brown, P.M.; Cain, J.C.; Dockerty, M.B.;Gynec. Obstet,1961
5. Gastric carcinoma: a multicentric lesion;Collins, W.T.; Gall, E.A.;Cancer (Philad.),1952