Das, S. K., A. Panda, T. R. Gupta, A. Chowdhury, G. S. Kesari, and S. Sen. “Role of Proximal Drainage in Obstruction in the Urinary Tract: An Observational Study”. International Surgery Journal, vol. 4, no. 1, Dec. 2016, pp. 270-7, doi:10.18203/2349-2902.isj20164454.