Singh AK, Nayak PS, Dewangan KP. A prospective observational study of predictive factors for conversion of laparoscopic to open cholecystectomy. Int Surg J [Internet]. 2024 Feb. 29 [cited 2025 Oct. 3];11(3):398-404. Available from: https://www.ijsurgery.com/index.php/isj/article/view/10190