Ahmed, S., M. G. Azam, I. K. Datta, M. N. Hoque, and T. M. Bhuiyan. “Factors Associated With Non-Response to Lactulose Therapy in Cirrhotic Patients With Minimal Hepatic Encephalopathy”. IMC Journal of Medical Science, vol. 12, no. 1, Jan. 2018, pp. 15-21, https://banglajol.info/index.php/IMCJMS/article/view/35172.