SINGH YADAV, A. K.; B. P., P.; A. C., G.; SINGH, M.; VERMA, A. K.; GUPTA, V. Comparison of endoscopic variceal ligation and beta-blocker (carvedilol) plus nitrate for the primary prevention of variceal bleeding. International Journal of Advances in Medicine, [S. l.], v. 4, n. 4, p. 1053–1058, 2017. DOI: 10.18203/2349-3933.ijam20173230. Disponível em: https://www.ijmedicine.com/index.php/ijam/article/view/649. Acesso em: 24 dec. 2025.