TABASSUM, A.; ALI, S.; SELVENDRAN , S. Duodenal ulcer double jeopardy: a case report of sequential bleeding and perforation . International Surgery Journal, [S. l.], v. 12, n. 12, p. 2161–2164, 2025. DOI: 10.18203/2349-2902.isj20253844. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/11663. Acesso em: 20 feb. 2026.