Affiliation: | 1. Department of Pathology, Stavanger University Hospital, 4068 Stavanger, Norway;2. Clinical Institute-1, Medical Odontology Faculty, University in Bergen, 5020 Bergen, Norway;3. Department of Urology, Stavanger University Hospital, 4068 Stavanger, Norway;4. Department of Research, Stavanger University Hospital, 4068 Stavanger, Norway |