REFERENCES
- Abe, M., Sano, T., Yaginuma, M. & Koyama, K. Nipponrinsho 1971, 29, 250–259.
- Arkin, A. & Weisberg, S. W. Gastroenterology 1949, 13, 118–126.
- Birnstingl, M. Brit. J. Surg. 1959, 47, 128–139.
- Caraway, W. T. Amer. J. clin. Path. 1959, 32, 97–99.
- Hess, W. Surgery of the Biliary Passages and the Pancreas. D. van Nostrand Co. Inc., Princeton, 1965.
- Howard, J. M. & Nedwich, A. Surgery 1971, 132, 387–397.
- Kasugai, T., Kuno, N., Kizu, M., Kobayashi, S. & Hattori, K. Gastroenterology 1972, 63, 227–234.
- Kasugai, T., Kuno, N., Kobayashi, S. & Hattori, K. Gastroenterology 1972, 63, 212–226.
- Milbourne, E. Acta chir. scand. 1960, 118, 286–303.
- Nakajima, S. Gut 1973, 14, 607–615.
- Nakano, S., Suzuki, T., Horiguchi, Y., Kitamura, K., Miwa, M., Okada, K. & Takeda, T. Jap. J. Gastroent. 1972, 69, 997–1007.
- Nakano, S., Takeda, T., Horiguchi, Y. & Suzuki, T. Jap. J. Gastroent. 1973, 70, 50–57.
- Newman, H. F., Weinberg, S. B., Newman, E. B. & Northup, J. D. Surg. Gynec. Obstet. 1958, 106, 687–694.
- Oi, I. Saishinigaku 1970, 25, 2292–2299.
- Takagi, K., Ikeda, S., Nakagawa, Y., Sakaguchi, T., Takahashi, T., Kumakura, K., Maruyama, M., Someya, N., Nakano, H., Takada, T. & Kin, T. Gastroenterology 1970, 59, 445–452.