5Joshi HB,,Okeke A,NewnsN,et al.Characterization of urinary symptoms in patients with ureteral stents. Urology . 2002
6Pollard SG,Macfarlane R.Symptoms arising from double jureter-alstents. The Journal of Urology . 1988
7AL BUSAIDY SS,PREM AR,MEDHAT M.Pediatric stag-horn calculi:the role of extracorporeal shock wavc lithotripsymonotherapy with special reference to ureteral stenting. The Journal of Urology . 2003
8Pryor JL,Jenkins AD.Use of double-pigtail stents in exracorporeal shock wave lithotripsy. Journal d Urologie . 1990