Bağcı U, Dinçkal M, Tekin A, Kızılay F, Nazlı O, Ulman İ.
Department of Pediatric Urology, Faculty of Medicine, Ege University, Izmir, Turkey.
Department of Urology, Faculty of Medicine, Ege University, Izmir, Turkey.

Mata Alcaraz M, Laso García I, Mínguez Ojeda C, Artiles Medina A, Duque Ruiz G, Hevia Palacios M, Arias Fúnez F, Burgos Revilla FJ.
Servicio de Urología, Hospital Universitario Ramón y Cajal, Madrid, Spain.
Servicio de Urología, Hospital Universitario Ramón y Cajal, Madrid, Spain.

Keskin SK, Spencer M, Turney B.
Oxford University Hospitals, NHS Foundation Trust, Urology Department, UK. 
Oxford University Hospitals, NHS Foundation Trust, Radiology Department, UK.
Oxford University Hospitals, NHS Foundation Trust, Urology Department, UK.

Departments of Surgery (Hashmi, Dushinski, Sutherland, Ball) and Medicine (Mohamed), University of Calgary, Calgary, Alta.
Departments of Surgery (Hashmi, Dushinski, Sutherland, Ball) and Medicine (Mohamed), University of Calgary, Calgary, Alta.

Department of Urology, Medistate Kavacık Hospital, Istanbul, Turkey.
Department of Urology, Medical School, Kafkas University, Kars, Turkey.
Department of Urology, Medical School, Biruni University, Istanbul, Turkey.