1. Allison, P. J. (2001) Factors associated with smoking and alcohol consumption following treatment for head and neck cancer. Oral Oncology37, 513–520.
2. Bagnardi, V., Blangiardo, M., La Vecchia, C. et al. (2001) Alcohol consumption and the risk of cancer. Alcohol Research and Health25, 263–270.
3. Binnie, W. H. (1991) Risk factors and risk markers for oral cancer in low incidence areas of the world. In: Oral Cancer: Detection of Patients and Lesions at Risk. Johnson NW ed., pp 64–87. Cambridge University Press, Cambridge.
4. Blot, W. J., McLaughlin, J. K., Winn, D. M. et al. (1988) Smoking and drinking in relation to oral and pharyngeal cancer. Cancer Research48, 3282–3287.
5. Brugere, J., Guenel, P., LeClerc, A. et al. (1986) Differential effects of tobacco and alcohol in cancer of the larynx, pharynx, and mouth. Cancer57, 391–395.