Robert Mandelkow1, Denis Gümbel2, Hannes Ahrend1, Anne Kaul1, Uwe Zimmermann1, Martin Burchardt1, Matthias B. Stope1
1Department of Urology, University of Medicine Greifswald, Greifswald, Germany
2Department of Trauma, Reconstructive Surgery and Rehabilitation Medicine, University of Medicine Greifswald, Greifswald, Germany