1. Science for Life Laboratory, Division of Translational Medicine and Chemical Biology, Department of Medical Biochemistry and Biophysics, Karolinska Institutet, 171 65 Stockholm, Sweden.
2. Department of Urology, Central Hospital, 721 89 Västerås, Sweden.
3. Department of Clinical Pathology, Uppsala University Hospital, 751 85 Uppsala, Sweden.
4. Department of Pathology, Central Hospital, 721 89 Västerås, Sweden.
5. Department of Oncology, Central Hospital, 721 89 Västerås, Sweden.
6. Oxford Institute for Radiation Oncology, Department of Oncology, University of Oxford, OX3 9DU Oxford, UK.