1. Department of Urology, Medical University of Silesia, Zabrze, Poland
2. Department of Urology, Jagiellonian University Medical College, Krakow, Poland
3. Department of Urology and Urological Oncology, Wroclaw Medical University, Wroclaw, Poland
4. Department of General and Oncological Urology, 1st University Hospital, Nicolaus Copernicus University, Bydgoszcz, Poland
5. Department of General, Oncological and Functional Oncology, Medical University of Warsaw, Warsaw, Poland
6. Department of Biostatistics and Bioinformatics, Maria Skłodowska-Curie National Research Institute of Oncology, Gliwice Branch, Gliwice, Poland
7. Department of Urology, Roefler Memorial Hospital, Pruszkow, Poland
8. Department of Urology and Urological Oncology, Pomeranian Medical University, Szczecin, Poland
9. Department of Urology, Jan Biziel University Hospital in Bydgoszcz, Nicolaus Copernicus University in Torun, Collegium Medicum in Bydgoszcz, Poland
10. Department of Urology and Urological Oncology, Multidisciplinary Hospital in Warsaw-Miedzylesie, Warsaw, Poland
11. Clinical Department of Urology, 4th Clinical Military Hospital, Wroclaw, Poland
12. Division of Oncology and Palliative Care, Faculty of Health Sciences, Wroclaw Medical University, Poland
13. Urological Ward, Independent Public Health Care Unit, Voivodeship Specialised Hospital No. 3, Rybnik, Poland
14. Department of Urology, FMS in Katowice, Medical University of Silesia, Katowice, Poland
15. University of Warmia and Mazury, Faculty of Medicine, Department of Urology, Olsztyn, Poland
16. Maria Skłodowska-Curie National Research Institute of Oncology, Gliwice Branch, Gliwice, Poland