1. American Cancer Society Breast Cancer.
2. McPherson K, Steel CM, Dixon JM (2000) ABC of breast diseases. Breast cancer-epidemiology, risk factors, and genetics. BMJ 321(7261): 624-628.
3. The changing global patterns of female breast cancer incidence and mortality;Bray;Breast Cancer Res 6(6),2004
4. National Cancer Institute. SEER Cancer Statistics Review.
5. Saudi Cancer Registry Report 2005. Saudi Cancer Registry, Saudi Oncology Society.