1. Global Burden of Disease Cancer Collaboration. The global burden of cancer 2013. JAMA Oncol. 1, 505–527 (2015).
2. Surveillance, Epidemiology, and End Results Program. SEER stat fact sheets: prostate cancer. National Cancer Institute
[online]
, (2015).
3. Ortman, J., Velkoff, V. & Hogan, H. An Aging Nation: The Older Population in the United States. United States Census Bureau
[online]
, (2014).
4. Hobbs, F. & Stoops, N. Demographic trends in the 20th century. United States Census Bureau
[online]
, (2002).
5. American Cancer Society. Cancer treatment and survivorship facts and figures 2014–2015.
[online]
, (2014).