Singh, A., R. K. Chejara, A. K. Sharma, and A. Tolat. “Study of the Efficacy of Trauma and Injury Severity Score to Predict Survival in Patients of Polytrauma”. International Surgery Journal, vol. 8, no. 8, July 2021, pp. 2301-6, doi:10.18203/2349-2902.isj20212792.