1. Cancer statistics, 2005;Jemal;CA Cancer J Clin,2005
2. American cancer society guidelines for the early detection of cancer, 2005;Smith;CA Cancer J Clin,2005
3. Breast cancer: introduction;Hindle;Clinical Obstet Gynecol,2002
4. Cancer statistics;Boring;Cancer,1991
5. Division of Cancer Prevention and Control;National Cancer Institute,1988