1. American Cancer Society. What are the key statistics about breast cancer? Available from: http://www.cancer.org/cancer/breastcancer/detailedguide/breast-cancer-key-statistics. 2013. Accessed Sep 21, 2014.
2. National Cancer Institute. Mammograms. Available from: http://www.cancer.gov/cancertopics/factsheet/detection/mammograms. 2012. Accessed Sep 21, 2014.
3. American Cancer Society. American Cancer Society recommendations for early breast cancer detection in women without breast symptoms. Available from: http://www.cancer.org/Cancer/BreastCancer/MoreInformation/BreastCancerEarlyDetection/breast-cancer-early-detection-acs-recs. 2013. Accessed Sep 21, 2014.
4. National Comprehensive Cancer Network (NCCN). NCCN clinical practice guidelines in oncology: breast cancer screening and diagnosis, Version 1.2013. Available from: http://www.nccn.org. 2013. Accessed Sep 21, 2014.
5. Genetic heterogeneity and penetrance analysis of the BRCA1 and BRCA2 genes in breast cancer families;Ford;Am J Hum Genet,1998