4Tefekli A,Ali Karadag M,Tepeler K.Classification of percutaneous nephrolithotomy complications using the modified clavien grading system:looking for a standard.Eur Urol,2008,53:184-190.
5Oka T,Hara T,Miyake O,et al.A study on bacteria within stones in urolithiasis.Hinyokika Kiyo,1989,35:1469-1474.
6Wagenlehner FM,Weidner W,Naber KG.Pharmacokinetic characteristics of antimicrobials and optimal treatment of urosepsis.Clin Pharmacokinet,2007,46:291-305.
7Choong S,Whitfield H.Biofilms and their role in infections in urology.BJU Int,2000,86:935-941.
8Tenke P,Kovacs B,Jackel M.The role of biofilm infection in urology.World J Urol,2006,10:1-8.
7Levy MM, Fink MP, Marshall JC,et al. 2001 SCCM/ESICM/ACCP/ATS/SIS international sepsis definitionsconference [J]. Crit Care Med, 2003,31(4) : 1250-1256.
8Bone RC,Balk RA, Cerra FB,et al. Definitions for sep-sis and organ failure and guidelines for the use of innova-tive therapies in sepsis [J]. Chest,1992,101(6): 1644-1655.
9Margel D,Ehrlich Y. Brown N,et al. Clinical implica-tion of routine stone culture in percutaneous nephrolithot-omy-a prospective study[J]. Urology,2006,67(1): 26-29.
10Zhong W, Zeng GH, Wu KJ, et al. Does a smaller tractin percutaneous nephrolithotomy contribute to high renalpelvic pressure and postoperative fever [J]. Journal ofEndourology,2008,22(9) : 2147-2152.