1. Anderson, A. D., Dockerty, M. B., Gray, H. K.: A clinical and pathological study of the significance of malignant pyloric obstruction on postresection prognosis. Surg. Gynecol. Obstet. 95, 85–92(1952)
2. Anthun, O.: Carcinoma of the stomach. Acta Chir. Scand. 104, 1–13 (1953)
3. Berkson, J.: Statistical summary. In: Cancer of the Stomach. Re Mine, Priestley, Berkson (eds.), pp. 207–236. Philadelphia, London: Saunders 1964
4. Berndt, H., Gummel, H., Wittig, G.: Statistische Untersuchungen über das Magenkarzinom. II. Lokalisation, Morphologie, Prognose. Dtsch. Gesundheitsw. 19, 13–20 (1964)
5. Blalock, J. Ochsner, A.: Carcinoma of the stomach. Ann. Surg. 145, 726–737 (1957)