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Acharya B, Neupane HC, Tamrakar KK, et al. Preoperative Prediction of Difficult Laparoscopic Cholecystectomy using Risk Score for Conversion from Laparoscopic to Open Cholecystectomy: An Observational Study. J Inst Med Nepal. 2024;46(2):43-48. doi:10.59779/jiomnepal.1295