AKRAM, S, F SHAFI, S KAUSAR, and H U BANNA. “The Relationship Between Serum Bilirubin Levels and Oesophageal Variceal Size in Patients With Chronic Liver”. Annals of King Edward Medical University 7, no. 2 (October 9, 2017). Accessed April 28, 2024. https://annalskemu.org/journal/index.php/annals/article/view/1825.