Sisodiya, Sanjay, and Badri Prasad Patel. “Feasibility of Laparoscopic Repair of Peptic Ulcer Perforation”. International Surgery Journal 8, no. 5 (April 28, 2021): 1526–1531. Accessed November 10, 2025. https://www.ijsurgery.com/index.php/isj/article/view/7353.