1. Ives AD, Saunders CM, Semmens JB (2005) The Western Australian gestational breast cancer project: a population-based study of the incidence, management and outcomes. The Breast 14:276–282
2. Parente JT, Amsel M, Lerner R, Chinea F (1988) Breast cancer associated with pregnancy. Obstet Gynecol 71:861–864
3. National Cancer Institute (2004) Breast Cancer and Pregnancy. In: Cancer Topics. National Cancer Institute. http://www.cancer.gov/cancertopics/pdq/treatment/breast-cancer-and-pregnancy/HealthProfessional . Cited 10 Jan 2007
4. Public Health Agency of Canada (2006) Cancer Surveillance On-Line. Public Health Agency of Canada. http://dsol-smed.phac-aspc.gc.ca/dsol-smed/cancer/index_e.html. Cited 10 Jan 2007
5. Heck KE, Schoendorf KC, Ventura SJ, Kiely JL (1997) Delayed childbearing by education level in the United States, 1969–1994. Matern Child Health J 1:81–88