References
- Wynder E, Hoffmann D. Tobacco. Cancer epidemiology and prevention, D Schottenfeld, J F. Fraumeni. W.B. Saunders Company, Philadelphia 1982; 277–292
- Doll R. Tobacco: an overview of health effects. Tobacco. A major international health hazard, D Zaridze, R Peto. International Agency for Research on Cancer, Lyon 1986; 11–22
- Calkins B. A meta-analysis of the role of smoking in inflammatory bowel disease. Dig Dis Sci 1989; 34: 1841–1859
- Hoff G, Vatn M H, Larsen S. Relationship between tobacco smoking and colorectal polyps. Scand J Gastroenterol 1987; 22: 13–16
- Kikendall J W, Bowen P E, Burgess M B, et al. Cigarettes and alcohol as independent risk factors for colonic adenomas. Gastroenterology 1989; 97: 660–664
- Morson B C, Soblin L H. Histological typing of intestinal tumors. International classification of tumors. WHO, Geneva 1976, no. 15
- Demers R Y, Neale A V, Demers P, et al. Serum cholesterol and colorectal polyps. J Clin Epidemiol 1988; 41: 9–13
- Stemmermann G N, Heilbrun L K, Nomura A MY. Association of diet and other factors with adenomatous polyps of the large bowel: a prospective autopsy study. Am J Clin Nutr 1988; 47: 312–317