Sinha, A., G. . S. Mittal, R. Rahi, and S. Gupta. “Biliary Microbial Colonization and Antibiotic Susceptibility in Chronic Calculous Cholecystitis: A Prospective Observational Study”. International Surgery Journal, vol. 13, no. 7, June 2026, pp. 1187-92, doi:10.18203/2349-2902.isj20261996.