1. Data were provided by the Office for National Statistics on request, June 2012. Similar data can be found here: http://www.ons.gov.uk/ons/search/index.html?newquery=cancer+registrations., Data were provided by the Office for National Statistics on request, June 2012. Similar data can be found here: . http://www.ons.gov.uk/ons/search/index.html?newquery=cancer+registrations
2. Cancer Research UK. Definite breast cancer risks. N.D. [cited 2012 5th March]; Available from: http://cancerhelp.cancerresearchuk.org/type/breast-cancer/about/risks/definite-breast-cancer-risks#weight., Cancer Research UK. Definite breast cancer risks. N.D. [cited 2012 5th March]; Available from: . http://cancerhelp.cancerresearchuk.org/type/breast-cancer/about/risks/definite-breast-cancer-risks#weight
3. Yang XR, Chang-Claude J, Goode EL, Couch FJ, Nevanlinna H, Milne RL, et al.: Associations of breast cancer risk factors with tumor subtypes: a pooled analysis from the breast cancer association consortium studies. J Natl Cancer I 2011,103(3):250–63. 10.1093/jnci/djq526
4. Cecchini RS, Costantino JP, Cauley JA, Cronin WM, Wickerham DL, Land SR, et al.: Body mass index and the risk for developing invasive breast cancer among high-risk women in NSABP P-1 and STAR breast cancer prevention trials. Cancer Prev Res 2012, 5: 583–92. 10.1158/1940-6207.CAPR-11-0482
5. World Cancer Research Fund and American Institute for Cancer Research. Food, Nutrition, Physical Activity and the Prevention of Cancer: a Global Perspective. Washington DC2007 [cited 2012 5th March]; Available from: http://www.dietandcancerreport.org/cancer_resource_center/downloads/chapters/chapter_12.pdf., World Cancer Research Fund and American Institute for Cancer Research. Food, Nutrition, Physical Activity and the Prevention of Cancer: a Global Perspective. Washington DC2007 [cited 2012 5th March]; Available from: . http://www.dietandcancerreport.org/cancer_resource_center/downloads/chapters/chapter_12.pdf