Sarker, M., Hossain, T., Amin, A. A., Baishnab, A. K., & Daud, A. K. M. (2026). Early Postoperative Complications of Duodenal Ulcer Perforation: Study in a Tertiry Care Hospital in Bangladesh. Jalalabad Medical Journal, 22(1), 23–27. https://doi.org/10.3329/jmj.v22i1.86501