1. Epidemiology of stone disease;Curhan;Urol Clin North Am 34(3),2007
2. Percutaneous pyelithotomy: A new extraction technique;Fernström I;Scand J UrolNephrol 10(3),1976
3. 2007 guideline for the management of ureteral calculi;Preminger;J Urol 178(6),2007
4. Türk C, Knoll T, Petrik A, Sarica K, Skolarikos A, et al. (2015) Guidelines on urolithiasis. European Association of Urology.
5. Percutaneous nephrolithotomy under general versus combined spinal-epidural anesthesia;Kuzgunbay;J Endourol 23(11),2009