Severin Rodler1*, Gerald Schulz1, Alexander Buchner1, Christian Stief1, Michael Staehler1 and Jozefina Casuscelli1 Author Affiliations Department of Urology, Munich, Germany Received: April 19, 2019 | Published: April 26, 2019 Corresponding author: Severin Rodler, Department of Urology, Munich, Germany DOI: 10.26717/BJSTR.2019.17.003009