1. Ries LAG, Eisner MP, Kosary CL, et al. (eds). SEER Cancer Statistics Review, 1975–2002, National Cancer Institute. Bethesda, MD http://seer.cancer.gov/csr/1975_2002.
2. Prevalence of prostate cancer among men with a prostate specific antigen level of ≤4.0ng per milliliter;Thompson;N Eng J Med,2004
3. Twenty Year Outcomes Following Conservative Management of Clinically Localized Prostate Cancer;Albertsen;JAMA,2005
4. Radical prostatectomy versus watchful waiting in early prostate cancer;Bill-Axelson;N Eng J Med,2005
5. Urinary and sexual function after radical prostatectomy for clinically localized prostate cancer: The prostate cancer outcomes study;Stanford;JAMA,2000