Ashish Singh, Rishi Jindal, Abhinav Jauhari, and Jagadamba Sharan. “Predicting Morbidity and Mortality Using POSSUM Scoring in Patients Undergoing Emergency Laparotomy –An Observational Study”. International Journal of Health and Clinical Research 4, no. 24 (December 31, 2021): 60–64. Accessed April 19, 2024. https://ijhcr.com/index.php/ijhcr/article/view/3756.