Saxena, Dr. Anil Kumar, and Dr. Devi Das Verma. “LAPAROSCOPIC REPAIR OF PERFORATED DUODENAL ULCER PATCH VERSUS CONVENTIONAL SURGERY”. International Journal of Medical and Biomedical Studies 3, no. 1 (January 30, 2019). Accessed April 25, 2026. https://www.ijmbs.info/index.php/ijmbs/article/view/600.