1. Skibber J, Minsky B, Hoff P. Cancer of the colon. In: DeVita VT, Rosenberg SA, editors. Principles and practice of oncology. Philadelphia: Lippincott Williams & Wilkins; 2001.
2. Chapuis PH, Fisher R, Dent OF, Newland RC, Pheils MT. The relationship between different staging methods and survival in colorectal carcinoma. Dis Colon Rectum. 1985;28:158–61.
3. Barillari P, de Angelis R, Valabrega S, Indinnimeo M, Gozzo P, Ramacciato G, et al. Relationship of symptom duration and survival in patients with colorectal carcinoma. Eur J Surg Oncol. 1989;15:441–5.
4. Robinson M, Hardcastle J. Should we be screening for colorectal cancer? Br Med Bull. 1998;54:807–821.
5. Culliford A, Paty P. Surgery of colon cancer. In: Saltz L, editor. Colorectal cancer: multimodality management. Oxford, UK: Blackwell; 2002.