Wandantyas, Elena, Singgih Winoto, and Yuhantoro Budi Handoyo Sakti. “Graham’s Patch Repair for Peptic Perforation : A Review”. International Journal of Medical Science and Clinical Research Studies 2, no. 12 (December 2, 2022): 1385–1387. Accessed November 1, 2024. https://ijmscr.org/index.php/ijmscrs/article/view/453.