1. Department of Urology, University Hospital Zurich, University of Zurich, Zurich, Switzerland
2. SAKK Coordinating Center, Bern, Switzerland
3. Asklepios Klinik Altona, Hamburg, Germany
4. Institute of Pathology and Molecular Pathology, University Hospital Zurich, University of Zurich, Zurich, Switzerland
5. The Christie and Salford Royal NHS Foundation Trusts, Manchester, United Kingdom
6. Department of Oncology, Inselspital Bern, University of Bern, Bern, Switzerland