Bechara A, Casabé A, De Bonis W, Nazar J.
Urología del Hospital Durand y del IME. Buenos Aires, Argentina.

Prstojevic JK, Junuzovic D, Hasanbegovic M, Lepara Z, Selimovic M.
Urology clinic, Clinical center of Sarajevo University, Bosnia and Herzegovina.

Budía Alba A, López Acón JD, Polo-Rodrigo A, Bahílo-Mateu P, Trassierra-Villa M, Boronat-Tormo F.
Hospital Virgen del Consuelo-Grupo NISA de Valencia, Valencia, España; Hospital Universitario y Politécnico La Fe, Valencia, España.
Hospital Universitario y Politécnico La Fe, Valencia, España.

Geng JH, Tu HP, Shih PM, Shen JT, Jang MY, Wu WJ, Li CC, Chou YH, Juan YS.
Department of Urology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Department of Public Health and Environmental Medicine, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Department of Radiology, Kaohsiung Municipal Hsiao-Kang Hospital, Kaohsiung, Taiwan; Department of Radiology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.

Sivalingam S, Stormont IM, Nakada SY.
Department of Urology, Glickman Urological Institute , Cleveland Clinic, Cleveland, Ohio.