Utility of the Guy's Stone Score in predicting different aspects of percutaneous nephrolithotomy Pedicled preputial island flap for double functions in hypospadias surgery Fluoroless-ureteroscopy for definitive management of distal ureteral calculi: randomized controlled trial A Critical Analysis of Stented and Unstented Tubularized Incised Plate Urethroplasty Through a Prospective Randomized Study and Assessment of Factors Influencing the Functional and Cosmetic Outcomes Standard versus tubeless mini-percutaneous nephrolithotomy: A randomised controlled trial High single scrotal-incision orchidopexy as the standard technique in infants aged 6–24 months Outcome of retrograde flexible ureterorenoscopyand laser lithotripsy for treatment of multiplerenal stones