Joshi, M. R., Bohara, T. P., Rupakheti, S., Parajuli, A., Shrestha, D. K., Karki, D. and Laudari, U. (2015) “Pre-operative Prediction of Difficult Laparoscopic Cholecystectomy”, Journal of Nepal Medical Association, 53(200), pp. 221-226. doi: 10.31729/jnma.2734.