Dr. Dr. med. Christopher Netsch, Senior Physician at the Clinic for Urology, Asklepios Klinikum Barmbek, Hamburg Prof. Dr. med. Andreas J. Gross, Senior Physician at the Clinic for Urology, Asklepios Klinikum Barmbek, HamburgEditor-in-chief of Uro-News and Honorary Chairman of the Working Group on Endourology of the German Society of Urology (DGU)