Lertsithichai P, Tangkittimasak S, Sumritpradit P. Predictors of Variceal Cause of Upper Gastrointestinal Tract Hemomhage. Thai J Surg [Internet]. 2005 Mar. 31 [cited 2024 May 2];26(1):1-4. Available from: https://he02.tci-thaijo.org/index.php/ThaiJSurg/article/view/242179