Singh, V., Gupta, P., R., R., Singh, S.K., Kumar, S., Verma, S. and Srivastava, S. 2016. Laparoscopic retroperitoneal pyelolithotomy at UP Rural Institute of Medical Sciences and Research: our initial experience of 25 cases. International Surgery Journal. 3, 2 (Dec. 2016), 488–491. DOI:https://doi.org/10.18203/2349-2902.isj20160989.