Biswas, Uttam, et al. “A Comparative Study to Determine the Short-Term Mortality and Clinical Improvement in Hepatic Encephalopathy Using Either Rifaximin and or Lactulose”. Asian Journal of Medical Sciences, vol. 12, no. 3, Mar. 2021, pp. 46-50, https://nepjol.info/index.php/AJMS/article/view/32808.