Umer, W. et al. 2024. Intraoperative Gallbladder Scoring Predicts Difficulty of Surgery and Conversion of Laparoscopic to Open Cholecystectomy. Pakistan Armed Forces Medical Journal. 74, 3 (Jun. 2024), 839–843. DOI:https://doi.org/10.51253/pafmj.v74i3.9693.