Khan, Asif, et al. “Analgesic Efficacy of Ropivacaine Infiltration in Puncture Site of Mini Percutaneoius Nephrolithotomy Tract: Ropivacaine Infiltration in Mini Percutaneous Nephrolithotomy Tract”. Pakistan BioMedical Journal, vol. 5, no. 1, Jan. 2022, pp. 322-6, https://doi.org/10.54393/pbmj.v5i1.334.