1. Brown ML, Lipscomb J, Snyder C: The burden of illness of cancer: Economic cost and quality of life.Annu Rev Public Health 22:91–113, 2001.
2. WHO Statistics Information System. WHO Mortality Database. Table 1: Number of registered deaths. Released: January 2005. (http://www3.who.int/ who-sis/mort/tablel.cfm?path=whosis, inds, mort, mort_tablel&language=english)
3. Mina L, Sledge GW Jr: Twenty years of systemic therapy for breast cancer.Oncology (Williston Park) 20:25–32, 2006.
4. Wright T, McGechan A: Breast cancer: new technologies for risk assessment and diagnosis.Molecular Diagnosis 7:49–55, 2003.
5. Gold MR, Siegel JE, Russell LB, Weinstein MC edited: Cost-effectiveness in health and medicine. Oxford University Press, New York. 1996.