1. Department of Oncological Urology; Petrov N.N. Research Institute of Oncology; Saint-Petersburg Russia
2. Urology Clinic of the S.P. Botkin City Clinical Hospital; Moscow Russia
3. Clinic for Urology and Urologic Oncology; Hannover Medical School; Hannover Germany
4. Institute of Pathology; University Hospital of Bonn; Bonn Germany
5. Saint-Petersburg Oncological Center; Saint-Petersburg Russia