Balajirao, K. S. . (2021) “A Cross-Sectional Study to Determine Predictive Factors for Difficult Laparoscopic Cholecystectomy Using Ultrasonographic Criteria”, Journal of Biomedical and Pharmaceutical Research, 10(6). Available at: https://jbpr.in/index.php/jbpr/article/view/1280 (Accessed: 5June2026).