1. International Agency for Research on Cancer 2016 GLOBOCAN 2012: estimated cancer incidence, mortality and prevalence worldwide in 2012 http://globocan.iarc.fr/Pages/fact_sheets_cancer.aspx
2. Prostate Cancer Canada 2016 Young men & prostate cancer http://prostatecancer.ca/Prostate-Cancer/Care-and-Support-Post-Treatment/Young-Men-Prostate-Cancer
3. Epidemiology of prostate cancer;Bashir;Asian Pac. J. Cancer Prev.,2016
4. The risk factors of prostate cancer and its prevention: a literature review;Perdana;Acta Med. Indones.,2016
5. Risk factors for prostate cancer;Gann;Rev. Urol.,2002