ACHARYA, Bishal et al. Preoperative Prediction of Difficult Laparoscopic Cholecystectomy using Risk Score for Conversion from Laparoscopic to Open Cholecystectomy: An Observational Study. Journal of Institute of Medicine Nepal, [S. l.], v. 46, n. 2, p. 43–48, 2024. Disponível em: https://www.nepjol.info/index.php/JIOM/article/view/79595. Acesso em: 6 dec. 2025.