Jha, M. K.; Sibakoti, Y. C.; Devkota, H. Evaluation of P- POSSUM Scoring System in Patients Undergoing Emergency Laparotomy. Med. J. Shree Birendra Hosp. 2017, 16 (2), 28-36. https://doi.org/10.3126/mjsbh.v16i2.17714.