REFERENCES
- Marshall, S. F.: The relation of gastric ulcer to carcinoma of the stomach. Tr. South. S. A. (In press.)
- Sandwkiss, D. J.: Peptic Ulcer. Philadelphia, W. B. Saunders Company, 1951.
- Smith, F. H. and Jordan, S. M.: Gastric ulcer; study of 600 cases. Gastroenterology 11:575–593 (November) 1948.