Abhishikta Ghosh Roy, Pranabesh Sarkar, and Arup Ratan Bandyopadhyay, “Haptoglobin Polymorphism and Diabetic Nephropathy: A Study among the Bengalee Hindus of West Bengal”, World J Pharm Sci, vol. 3, no. 3, pp. 628–631, Mar. 2015.