Ülkü SARITAŞ, et al. “Comparison of Single and Multiband Systems in the Management of Esophageal Varices”. Turkish Journal of Gastroenterology, vol. 11, no. 2, July 2019, pp. 126-9, https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/1661.