1. Howe HL, Wingo PA, Thun MJ, et al.: Annual report to the nation on the status of cancer (1973 through 1998), featuring cancers with recent increasing trends. J Natl Cancer Inst 2001; 93:824–42
2. Jemal A, Murray T, Ward E, Samuels A, Tiwari RC, Ghafoor A, Feuer EJ, Thun MJ: Cancer statistics, 2005. CA Cancer J Clin 2005; 55:10–30
3. Vernon S, Tilley B, Neale AV, Steinfeldt L: Ethnicity, survival, and delay in seeking treatment or symptoms of breast cancer. Cancer 1985; 55:1563–1571
4. Miller BA, Kolonel LN, Bernstein L, et al.: Racial/ethnic patterns of cancer in the United States1988–1992. National Cancer Institute National Institutes of Health publication 96-4104. Bethesda, Maryland, 1996
5. Hotes JL, Wu XC, McLaughlin CC, et al.: Cancer in North America, 1996–2000, Vol. 2: Mortality. Springfield, IL: North American Association of Central Cancer Reistries; 2003