RT Journal Article SR Electronic T1 Prostate cancer screening has no effect on prostate cancer specific mortality over 20 years of follow-up of Swedish men JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 25 OP 26 DO 10.1136/ebm-2011-100070 VO 17 IS 1 A1 Pim J van Leeuwen YR 2012 UL http://ebm.bmj.com/content/17/1/25.abstract AB