Chauhan, H. R., and R. V. Charpot. “A Study to Evaluate the Optimal Time for Laparoscopic Cholecystectomy After Acute Cholecystitis Attack: A Tertiary Care Centre Study”. International Surgery Journal, vol. 3, no. 3, Dec. 2016, pp. 1325-8, doi:10.18203/2349-2902.isj20162029.