Pal, M. ., P. Bhattacharya, D. . Bagchi, S. Mandal, S. Bera, and S. Bhowmick. “Post Operative Complications in Early Versus Interval Laparoscopic Cholecystectomy for Acute Cholecystitis: A One Year Eastern Indian Experience”. National Journal of Integrated Research in Medicine, vol. 11, no. 6, Jan. 2021, pp. 49-55, http://nicpd.ac.in/ojs-/index.php/njirm/article/view/2876.