J. S., Shergill, Sharma S., and Kaur R. “Spectrum of Gastrointestinal Perforation in a Tertiary Hospital of North India”. International Journal of Innovative Research in Medical Science 3, no. 03 (April 25, 2018): 1901 to 1904. Accessed April 27, 2024. https://ijirms.in/index.php/ijirms/article/view/341.