1. Guidance on terminology;Wald;J Med Screen,2001
2. Screening for early and asymptomatic conditions;Wallace,1998
3. Breast Cancer—epidemiology, risk factor and genetics;McPherson;BMJ,2000
4. The lifetime risk of developing breast cancer;Feuer;J Natl Cancer Inst,1993
5. Cancer facts and figures, 2001–2002;American Cancer Society,2002