Agarwal, A., Choudhary, G.S., Bairwa, M. and Choudhary, A. 2017. Apache II scoring in predicting surgical outcome in patients of perforation peritonitis. International Surgery Journal. 4, 7 (Jun. 2017), 2321–2325. DOI:https://doi.org/10.18203/2349-2902.isj20172790.