Limbu, Y., Joshi, R., Dangol, U., & Singh, D. (2016). To stratify complications of percutaneousnephrolithotomy (PCNL) in a single hospital by use of the modified Clavien grading system. Journal of Society of Surgeons of Nepal, 18(3), 40. https://doi.org/10.3126/jssn.v18i3.15303