1. Volume 54, Issue 2, Pages 362-370 (August 2008)
Diagnostic Value of Free Prostate-Specific Antigen among Men with a Prostate-Specific Antigen Level of <3.0μg per Liter 
Patrik Finne, Anssi Auvinen, Liisa Määttänen, Teuvo L. Tammela, Mirja Ruutu, Harri Juusela, Paula Martikainen, Matti Hakama, Ulf- Håkan Stenman 
European Urology 
Volume 54, Issue 2, Pages (August 2008)
DOI: /j.eururo
Copyright © 2007 European Association of Urology Terms and Conditions

2. Fig. 1
Cumulative risk of prostate cancer as a function of percentage of free PSA (%fPSA) in men with a serum PSA of 0–0.9μg/l, 1–1.9μg/l, 2–2.9μg/l, and 0–2.9μg/l. The steep increase in cumulative risk at 4 yr is a result of the second round of screening.
European Urology  , DOI: ( /j.eururo )
Copyright © 2007 European Association of Urology Terms and Conditions