Masud, Mannan, Aurangzeb Khan, Muhammad Adil, Zafar Iqbal Gondal, Adnan Aquil, M Hamza Jahangeer, and Sheharyar Baig. “ETIOLOGICAL SPECTRUM OF PERFORATION PERITONITIS: Etiological Spectrum of Perforation Peritonitis”. Pakistan Armed Forces Medical Journal 66, no. 5 (October 31, 2016): 756–60. Accessed April 19, 2024. https://pafmj.org/PAFMJ/article/view/863.