Alam, Intikhab, Hameed Ahmed, Najib ul Haq, and Bakht Biland. “An Upper Gastrointestinal Endoscopic Study of Fifty Cases of Cirrhosis Liver”. Journal of Postgraduate Medical Institute 11, no. 1 (September 5, 2011). Accessed January 29, 2023. https://jpmi.org.pk/index.php/jpmi/article/view/548.