1. HJR The spread of rectal cancer and its effect on prognosis;Dukes, C.E.; Bussey;Br J Cancer,1958
2. The clinical significance of invasion of veins by rectal cancer;Talbot, I.C.; Ritchie, S.; Leighton, M.H.; Hughes, A.O.; Bussey, H.J.R.; Morson, B.C.;Br J Surg,1980
3. Benign and malignant adenomatous polyps and papillary adenomas of the colon and rectum. An analysis of 1,856 tumours in 1,335 patients;Grinnell, R.S.; Lane, N.;Int Abstr Surg,1958
4. Adenocarcinoma of the large bowel;Shepherd, J.M.; Jones, J.F.P.;Br J Cancer,1971
5. Prognosis and surgical pathology of carcinoma of the colon;Buckwalter, J.A.; Kent, T.H.;Surg Gynecol Obstet,1973