Farooqi, J. I., K. Hameed, I. Ullah, I. M. Khan, and S. Shah. “Long Term Follow up of Endoscopic Injection Sclerotherapy With Absolute Alcohol for Bleeding Esophageal Varices”. Journal of Postgraduate Medical Institute, vol. 14, no. 1, Sept. 2011, https://www.jpmi.org.pk/index.php/jpmi/article/view/683.