1. Bacon, H. E.: Abdominoperineal proctosigmoid-ectomy with sphincter preservation: Five-year and ten-year survival after “pull-through” operation for cancer of rectum. J.A.M.A.160: 628, 1956.
2. Bacon, H. E. and J. L. Berkley: Refinements in prevention of recurrent carcinoma prior to and during resection of the colon and rectum: Preliminary report. J. Internat. Coll. Surgeons.30: 539, 1958.
3. Black, B. M.: Combined abdomino-endorectal resection: A surgical procedure preserving continuity of the bowel, for the management of certain types of carcinoma of the midrectum and upper part of the rectum. Proc. Staff Meet., Mayo Clin.23: 545, 1948.
4. Black, B. M.: Combined abdomino-endorectal resection. In: Diseases of the Colon and Anorectum. Philadelphia, W. B. Saunders Company, 1959, vol. 1, p. 510.
5. Black, B. M. and R. J. Botham: Combined abdominoendorectal resection: A critical reappraisal based on 91 cases. S. Clin. North America, August 1957, p. 989.