Sah, Nirmal Prasad, and Khushbu Sah. 2024. “Scoring System in Predicting Perforated Duodenal Ulcer Morbidity in a Tertiary Level Hospital of Eastern Nepal: A Retrospective Study”. Journal of Kathmandu Medical College 13 (1):44-50. https://jkmc.com.np/ojs3/index.php/journal/article/view/1323.