2Fernstrom I,Johansson B.Percutaneous pyelolithotomy.A new extraction technique.Scand J Urol Nephrol,1976,10:257-259.
3Stoller,ML,Wolf JS,St Lezin MA,Estimated blood loss and transfusion rates associated with percutaneous nephrolithotomy.J Urol,152:1977,1994.
4Jackman SV,Hedican SP,Docimo SG,et al:Miniaturized access for pediatric nephrostolithotomy.J Endourol,1997,11:171.
5Balbay MD,Varoglu E,Devrim H,et al.Quantitative evalution of renal parenchymal mass with 99mtechnetium dimercapto-succinic acid scintigranphy after nephrolithotomy.J Urol,1997,157:1226-1228.
6Clayman RV,Elber J,Miller RP,et al.Percutaneous nephrostomy:assessment of renal damage associated with semi-rigid(24F) and balloons(36F) dilation.J Urol,1987,138:203-206.
7Traxer O,Smith TG,Pearle MS,et al.Renal parenchymal injury after standard and mini percutaneous nephrostolithotomy.J Urol,2001,165:1693-1695.
