Alam, M. R., M. Nuruzzaman, M. Begum, M. A. Alim, M. M. Rahman, M. R. Karim, and M. I. Alam. “The Frequency of Port-Site Infection in Laparoscopic Cholecystectomies”. Medicine Today, vol. 33, no. 1, Feb. 2021, pp. 22-26, doi:10.3329/medtoday.v33i01.52153.