Drain catheter-induced urinary bladder fistula: A rare complication following exploratory laparotomy for duodenal ulcer. Indian Journal of Case Reports, [S. l.], v. 11, n. 11, p. 590–592, 2025. DOI: 10.32677/ijcr.v11i11.7822. Disponível em: https://www.mansapublishers.com/ijcr/article/view/7822. Acesso em: 17 aug. 2026.