Mengal, Mohammad Azam, et al. “Comparison of Outcome the Primary Repair Versus Ileostomy in Typhoid Ileal Perforation Patients”. Journal of Liaquat University of Medical & Health Sciences, vol. 19, no. 03, Oct. 2020, pp. 171-6, http://ojs.lumhs.edu.pk/index.php/jlumhs/article/view/399.