Cone EB, Pareek G, Ursiny M, Eisner B.
Division of Urology, Duke University School of Medicine, Durham, NC, USA.
Division of Urology, Warren Alpert School of Medicine of Brown University, Providence, RI, USA.
Department of Urology, Harvard Medical School, Massachusetts General Hospital, Boston, MA, USA.

Eze KC, Irekpita E, Salami TA.
Department of Radiology, Faculty of Medicine, College of Health Sciences, Nnamdi Azikiwe University, Awka, Anambra State, Nigeria.
Department of Surgery (Urology Unit), Faculty of Clinical Sciences, College of Medicine, Ambrose Alli University, Ekpoma, Edo State, Nigeria.
Department of Medicine, Faculty of Clinical Sciences, College of Medicine, Ambrose Alli University, Ekpoma, Edo State, Nigeria.

Sharma NL, Alexander CE, Grout E, Turney BW.
School of Medicine and Dentistry, University of Aberdeen, Aberdeen, UK.
Oxford Stone Group, Department of Urology, Nuffield Department of Surgical Sciences, Oxford University Hospitals NHS Trust, Oxford, UK.

Lantz AG, McKay JP, Ordon M, Pace K, Monga M, Honey RJ.
Department of Urology, Dalhousie University , Halifax, Nova Scotia, Canada .
Division of Urology, Department of Surgery, St. Michael's Hospital, University of Toronto , Canada .
Department of Urology, Cleveland Clinic , Cleveland, Ohio.

Simal I, Parente A, Burgos L, Ortiz R, Martínez AB, Rojo R, Pérez-Egido L, Angulo JM.
Servicio de Cirugía Pediátrica, Sección de Urología Pediátrica, Hospital General Universitario Gregorio Marañón, Madrid, España.
Servicio de Nefrología Pediátrica, Hospital General Universitario Gregorio Marañón, Madrid, España.