1Puppo P, Ricciotti G, Bozzo W, et al. Primery endoscopic treatment of ureteric calcui. A review of 378 cases[J]. Euro Urol, 1999,36:148-152.
2Harmon WJ. Ureteroscopy: current practice and long complitions[J]. J Urol, 1997,157:28-32.
3Denstedt JD, Razvi HA, Rowe E, et al. Investigation of the tissue effects of a new device for imtracorporeal lithotripsy-the Swiss Lithoclast[J]. J Urol, 1995,153:535-537.
4Bagley MD. Use of the holmium laser in the upper tract [J ]. Techniques Urology, 1995,24:118.
5Denstedt JD,Razvi HA,Rowe E,et al,Investigativon of the tissue effects of a new device for intracorporeal lithotripsy-the Swiss Lithoclast[J]. J Urol,1995,153(2):535-537.