F. U. Rahman, T. Ahmad, M. Izhar, M. Naeem, R. A. Khan, and I. Khan, “MINI PERCUTANEOUS NEPHROLITHOTOMY THROUGH UPPER CALYCEAL PUNCTURE IN PAEDIATRIC AGE PATIENTS: A SINGLE CENTRE STUDY”, J Postgrad Med Inst, vol. 34, no. 3, Mar. 2021.