Khalid, S., huq, B., & Bhatti, A. A. (2014). NON-TRAUMATIC SPONTANEOUS ILEAL PERFORATION: EXPERIENCE WITH 125 CASES. Journal of Ayub Medical College Abbottabad, 26(4), 526–9. Retrieved from https://www.jamc.ayubmed.edu.pk/index.php/jamc/article/view/1228