Desoky EA, Fawzi AM, Sakr A, Eliwa A, El Sayed ER, El Sayed D, Shahin AM, Salem EA, Kamel HM, Shabana W, Kamel M.
Department of Urology, Faculty of Medicine, Zagazig University Hospital, Zagazig University, Zagazig, Egypt.

Pullar B, Lunter C, Collie J, Shah S, Shah N, Hayek S, Wiseman OJ.
Department of Urology, Addenbrookes Hospital, Hills Road, Cambridge, CB2 0QQ, UK.

Alexander CE, Gowland S, Cadwallader J, Hopkins D, Reynard JM, Turney BW.
School of Medicine and Dentistry, University of Aberdeen , Aberdeen, United Kingdom.
Mobile Medical Technology , Christchurch, New Zealand.
Mobile Medical Technology , Auckland, New Zealand.
Oxford Stone Group, Department of Urology, Nuffield Department of Surgical Sciences, The Churchill Hospital , Oxford, United Kingdom.

Lu YM, Chien TM, Chou YH, Wu WJ, Huang CN.
Department of Urology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.

Tokas T, Habicher M, Junker D, Herrmann T, Jessen JP, Knoll T, Nagele U; Training Research in Urological Surgery Technology (T.R.U.S.T.)-Group.
Department of Urology and Andrology, General Hospital Hall i.T., Milser Str. 10, 6060, Hall in Tirol, Austria.
Department of Radiology, Medical University of Innsbruck, Innsbruck, Austria.
Department of Urology and Urooncology, Hannover Medical School (MHH), Hannover, Germany.
Department of Urology, Klinikum Sindelfingen-Böblingen, Sindelfingen, Germany.