Kapoor, Atul, Bholla Singh Sidhu, and Jasdeep Singh. 2025. “Artificial Intelligence-Based Detection of Pre-Operative Surgical Difficulty in Laparoscopic Cholecystectomy Patients Using Gradient Based Model”. International Surgery Journal 12 (4):555-61. https://doi.org/10.18203/2349-2902.isj20250814.