
Percutaneous nephrolithotomy vs. extracorporeal shockwave lithotripsy for treating a 20–30 mm single renal pelvic stone
Keywords: PNL, Percutaneous nephrolithotomy; BMI, Body mass index; RIRS, Retrograde intrarenal surgery; SFR, Stone-free ratePercutaneous nephrolithotomy; Extracorporeal shockwaves lithotripsy; Single renal stone; Cost