Satkunasivam R, Keays M, Pace KT
Division of Urology, St. Michael's Hospital, Keenan Research Institute, University of Toronto, Toronto, ON

Khalil MM
Department of Surgery (Division of Urology), Mubarak Al-Kabir Hospital , Ministry of Health, Hawally, Kuwait

Tseng TY, Preminger GM
University of Texas Health Science Center, San Antonio, TX, USA

de Cógáin M, Krambeck AE, Rule AD, Li X, Bergstralh EJ, Gettman MT, Lieske JC
Department of Urology, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA

Knoll T, Fritsche HM, Rassweiler J
Urologische Klinik, Klinikum Sindelfingen-Böblingen, Universität Tübingen