Aamna Nazir, Muhammad Idrees Anwar, Maryam Barkat, and Muhammad Atif. “Open Versus Laparoscopic Appendectomy for Perforated Appendicitis: A Randomized Prospective Study”. Pakistan Journal of Medical Research 58, no. 4 (February 6, 2020): 155–158. Accessed July 28, 2026. https://www.pjmr.org.pk/index.php/pjmr/article/view/16.