1. Cancer burden in the aged: an epidemiologic and demographic overview;Yancik;Cancer,1997
2. Ries LAG, Kosary CL, Hankey BF, Miller BA, Edwards BK, editors. SEER Cancer Statistics Review, 1973-1995. Bethesda, MD: National Cancer Institute, 1998.
3. Comorbidity and age as predictors of risk for early mortality of male and female colon carcinoma patients: a population-based study;Yancik;Cancer,1998
4. The effect of comorbidity on 3-year survival of women with primary breast cancer;Satariano;Ann. Intern. Med.,1994
5. Non-Hodgkin’s lymphoma in the older person: a review;Ballester;J. Am. Geriatr. Soc.,1993