1. Surveillance, Epidemiology, and End Results (SEER) Program Populations (1969-2005) ( http://www.seer.cancer.gov/popdata ), National Cancer Institute, DCCPS, Surveillance Research Program, Cancer Statistics Branch, released April 2008.
2. Ruiz MS, Marks G, Richardson JL (1992) Language acculturation and screening practices of elderly Hispanic women. J Aging Health 4(2):268–281
3. SEER Cancer Statistics Review, 1973-1996.
4. Ries LAG, Melbert D, Krapcho M, et al. (2008) SEER Cancer Statistics Review, 1975-2005, National Cancer Institute. Bethesda, MD, http://seer.cancer.gov/csr/1975_2005 /,based on November 2007 SEER data submission, posted to the SEER web site
5. Mitchell JB, McCormack LA (1997) Time trends in late-stage diagnosis of cervical cancer. Differences by race/ethnicity and income. Med Care 35(12):1220–1224