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1 Department of Urology, Sindelfingen-Boeblingen Medical Center, University of Tübingen, Sindelfingen, Germany. Electronic address: t.knoll@klinikverbund-suedwest.de.
2 Department of Urology AP-HP, Tenon Hospital, Sorbonne University, Paris, France.
1 Department of Urology, Sindelfingen-Boeblingen Medical Center, University of Tübingen, Sindelfingen, Germany. Electronic address: t.knoll@klinikverbund-suedwest.de.
2 Department of Urology AP-HP, Tenon Hospital, Sorbonne University, Paris, France.