Links
[1] https://www.ncri.ie/cancers/prostate
[2] http://link.springer.com/article/10.1007/s11845-009-0376-7
[3] https://www.ncri.ie/news/article/new-research-investigates-healthcare-utilisation-and-prostate-specific-antigen-psa
[4] https://www.ncri.ie/research/projects/factors-underlying-differences-and-trends-psa-testing-biopsy-and-prostate-cancer