Chhaparia, S., Dewangan, K.P. and Rao Geddam, S. 2023. Prediction of difficult laparoscopic cholecystectomy on the basis of preoperative ultrasonography assessment. International Surgery Journal. 11, 1 (Dec. 2023), 75–87. DOI:https://doi.org/10.18203/2349-2902.isj20233926.