Ahmad, K., Khanna, S., Sundas, A., Rauniyar, R., Koirala, R. and Gupta, M. (2013) “Duplex Sonographic Evaluation of Hepatic Vasculature in Cirrhosis”, Nepal Journal of Medical Sciences, 2(1), pp. 13–19. doi: 10.3126/njms.v2i1.7645.