Welk B, Fuller A, Razvi H, Denstedt J
The University of Western Ontario, London, Ontario, Canada

Ouzaid I, Al-Qahtani S, Dominique S, Hupertan V, Fernandez P, Hermieu JF, Delmas V, Ravery V
Departments of Urology Radiology, Bichat Claude Bernard Hospital, Paris Diderot University Medical School, Paris, France

Philippou P, Ralph DJ, Timoney AG
Bristol Urological Institute, Southmead Hospital, Bristol, UK

Sugihara T, Yasunaga H, Horiguchi H, Nishimatsu H, Hirano Y, Matsuda S, Homma Y
Department of Urology, Shintoshi Hospital, Iwata Department of Urology Department of Health Management and Policy, Graduate School of Medicine, The University of Tokyo Department of Urology, The Fraternity Memorial Hospital, Tokyo Department of Preventive Medicine and Community Health, University of Occupational and Environmental Health, Fukuoka, Japan

Knoll T, Alken P
World J Urol. 2011 Dec;29(6):703-4. Epub 2011 Nov 12