Khan FK, Shah M, Sheikh IA, Mahmood K, Hassan N. Modified Graham’s Patch Repair Versus Graham’s Patch Repair for Treatment of Perforated Peptic Ulcer in Terms of Postoperative Morbidity / Mortality. Pak Armed Forces Med J [Internet]. 2022 Mar. 16 [cited 2024 Dec. 25];72(1):323-26. Available from: https://pafmj.org/PAFMJ/article/view/7500