1. From the Departments of Urology (JPK, TLJT), Pathology (HH, PMM) and Oncology (PK-L) and Research Unit (TL), Tampere University Hospital and Schools of Public Health (TL) and Medicine (TLJT, PK-L), University of Tampere, Tampere and Department of Pathology, Oulu University Hospital (PH), Oulu, Finland