Qin , W.-Y. ., Li , J.-Z. ., Peng , W.-P. ., Zhang , M.-M. ., Lao , B. ., Hong , J.-M., & Li , L.-B. (2020). Covered and Uncovered Self-Expandable Metallic Stents in the Treatment of Malignant Biliary Obstruction. Iranian Red Crescent Medical Journal, 22(7). Retrieved from https://ircmj.com/index.php/IRCMJ/article/view/689