Thapa, Ajit, et al. “Balloon-Occluded Retrograde Transvenous Obliteration (BRTO): A Novel Method of Obliterating Gastric Varices. Report of Six Cases and Review of Literature”. Journal of Advances in Internal Medicine, vol. 9, no. 2, Nov. 2020, pp. 89-93, doi:10.3126/jaim.v9i2.31049.