1. Berra Y, Kaplan D. What time is it? You mean now?: advice for life from the Zennest master of them all. New York (NY): Simon & Schuster; 2002 .
2. Peshkin B, Isaacs C. Risk assessment in women with an inherited predisposition to breast cancer. In: UpToDate. Available at: http://uptodateonline.com/utd/content/topic.do?topicKey=breastcn/7619 . [Last accessed: October 23, 2006 .]
3. Freedman AN, Seminara D, Gail MH, Hartge P, Colditz GA, Ballard-Barbash R, et al. Cancer risk prediction models: a workshop on development, evaluation, and application. J Natl Cancer Inst2005 ; 97 : 715 –23.
4. Petitti DB, Joy JE, Penhoet EE. Saving women's lives: strategies for improving breast cancer detection and diagnosis. Washington (DC): The National Academies Press; 2004 .
5. Gail MH, Brinton LA, Byar DP, Corle DK, Green SB, Schairer C, et al. Projecting individualized probabilities of developing breast cancer for white females who are being examined annually. J Natl Cancer Inst1989 ; 81 : 1879 –86.