Ibn E Ali, P. et al. 2025. Comparison of P-Possum and Esas (Emergency Surgery Acuity Score) For Prediction of 30-Day Mortality in Patients Undergoing Emergency Laparotomy. Pakistan Armed Forces Medical Journal. 75, 1 (Feb. 2025), 54–58. DOI:https://doi.org/10.51253/pafmj.v75i1.10214.