Acknowledgement
Funding: This study was funded by a scientific grant of Recordati Polska Co.Ltd. (RECO/BPH1/2018). Europharma Rachtan Co. Ltd. designed the study and is the copyright holder.
Authors’ contributions: Concept and study design M. Olszanecka-Glinianowicz & A. Almgren-Rachtan; data analysis AJ. Owczarek, J. Chudek; manuscript preparation R. Zdrojowy, J. Chudek
Consultations: prof Andrzej Prajsner – retired Head and Chair of the Department of Urology, Medical University of Silesia in Katowice.
Ethics: according to the Polish law, surveys are not medical experiments and as such do not require either Bioethical Committee approval or the need to obtain informed consent from the patients for inclusion.