1. American Cancer Society, Cancer Facts and Figures – 1995. American Cancer Society Publication No 5008.95. American Cancer Society, Atlanta, 1995.
2. Cancer in the aged. An epidemiologic perspective on treatment issues
3. Gloeckler Ries LA, Kosary CL et al, eds, SEER cancer statistics review, 1973-1994. US Department of Health and Human Services, Public Health Service, National Institutes of Health, 1997, Bethesda, MD. NIH pub No 97-1789.
4. DIAGNOSIS AND PATIENT MANAGEMENT OF ORAL CANCER