PENGSOMBAT, M. Etiology of Upper Gastrointestinal Bleeding in Pathum Thani Hospital. Journal of Health Science of Thailand, [S. l.], v. 17, n. Supplement II, p. SII450–454, 2018. Disponível em: https://thaidj.org/index.php/JHS/article/view/2754. Acesso em: 23 jan. 2026.