Shirin, M., M. Sharif, A. Gurung, and A. Datta. “Resistive Index of Intrarenal Artery in Evaluation of Diabetic Nephropathy”. Bangladesh Medical Research Council Bulletin, vol. 41, no. 3, Oct. 2016, pp. 125-30, doi:10.3329/bmrcb.v41i3.29888.