Kujala, P.M.

cancer screening prostate prostate cancer biopsy study erspc pathologist round grade pin centre contamination adenocarcinoma diagnosis expert grade lesion european detection european randomised study control arm pathology number death nonattendance randomised screening rounds gland diagnose prostatic control department university prostate biopsies analysis pathol finland rotterdam mortality fi rst re-biopsy table european randomized study cohort netherland men randomised pca deaths cancer detection rate psa test effect italy re-biopsy reduction detection rate j surg pathol urology hospital randomisation adjustment variation expert pathologists screening arm erspc pathologists erspc rotterdam psa testing prostate needle biopsies kwast fi ve centres fi rst round 7 erspc pathologists van der kwast noconsent sweden mortality reduction psa use percentage 5 experts noncompliance t-stage distribution follow-up cuzick