1Denstedt JD,Razvi H.Management of urinary calculi during pregnancy[J].J Urol 2002,148(2):1072.
2Weiss JP.Urologic issues during pregnancy[J].Scientific Word Journal,2004,7(4):364.
3Klein LT,Frager D,Subramanium A,et al.Use of magnetic resonance urography[J].Urology,1998,52(4):602.
4Maikranz P,Lindheimer M,Coe F.Nephrolithiasis in pregnancy[J].Baillieres Clin Obstet Gynaecol 1999,8(4):375.
5Watterson JD,Girvan AR,Beiko DT,et al Ureteroscopy and holmium:YAG laser lithotripsy:an emerging definitive management strategy for symptomatic ureteral calculi in pregnancy[J].Urology,2002,60(3):383.
4THOMAS A A,THOMAS A Z,CAMPBELL S C,et al. Urologic emergencies in pregnancy[J]. Urology, 2010,76 (2) : 453-460.
5LIU G, WANG J, LI J, et al. Urolithiasis in pregnancy., survey in clinical epidemiology[J]. J Huazhong Univers Sci Technol,2011, 31(2) :226-230.
6KHALID S, AHMAD SI. Correction of iron deficiency anemia in pregnancy and its elects on Superoxide dismutase [J]. Pak J Pharm Sci. 2012,25(2) :423-427.
7HAIDER G, ZEHRA N, MUNIR AA, et al. Risk factors oIuri- nary tract infection in pregnancy. [J]. Pak Med Assoc, 2010,60 (3) :213-216.
8GILSTRAP L C,CUNNINGHAM FG,WHALLEY P J, Acute pyelonephritis in pregnancy: A retrospectove study[J]. Obstet Gyneeo, 1981,57 : 409-413.
9MAC[JKO A M, SCHAEFFER A J. Asymptomatic bacteriuria and sym ptomatic urinary tract infections during pregnancy[J]. Urol Clin North Am,2007,34:35-42.
10RAMSEY S, ROBERTSON A, ABLETT MJ, et al. Evidence based drainage of infected hydronephrosis secondary to ureteric calculi[J]. Endourol, 2010,24(Z). 185-186.