Rihan, Maged. “Laparoscopic Subtotal Cholecystectomy in Severe Cholecystitis With Unclear Anatomy”. International Surgery Journal 7, no. 12 (November 27, 2020): 3929–3934. Accessed April 16, 2026. https://www.ijsurgery.com/index.php/isj/article/view/6770.