1. Anderson, D. O., Mullinger, M. A., and Bogoch, A. (1957). Gastroenterology, 32, 917.
2. and Schaumann bodies may be found;large; prominent,1953
3. Berk, M. (1956). Ibid., 30, 508.
4. Blackwell, J. B., and Gild, A. (1962). Aust. N.Z. J. Surg., 32, 66.
5. Boivin, J. C., and Berry, G. (1961). Canad. med. Ass. J., 84, 1444.