Philippou P, Payne D, Davenport K, Timoney AG, Keeley FX
Bristol Urological Institute, Southmead Hospital, North Bristol NHS Trust, Westbury-on-Trym, Bristol, BS10 5NB, UK

Hatipoğlu NK, Evliyaoğlu O, Işık B, Bodakçi MN, Bozkurt Y, Sancaktutar AA, Söylemez H, Atar M, Penbegül N, Yünce M, Dağgulli M
Department of Urology, Faculty of Medicine, Dicle University , Diyarbakır, Turkey

Foda K, Abdeldaeim H, Youssif M, Assem A
Department of Urology, College of Medicine, University of Alexandria, Alexandria, Egypt

Seklehner S, Laudano MA, Jamzadeh A, Del Pizzo JJ, Chughtai B, Lee RK
Department of Urology, Weill Medical College of Cornell University, New York, NY, USA; Department of Urology, Landesklinikum Baden-Mödling, Baden, Austria

Hadj-Moussa M, Brown JA
Section of Urology, Georgia Health Sciences University , Augusta, Georgia