Sharma, J. D., I. Kalita, T. Das, P. Goswami, and M. Krishnatreya. “A Retrospective Study of Post-Operative Gall Bladder Pathology With Special Reference to Incidental Carcinoma of the Gall Bladder”. International Journal of Research in Medical Sciences, vol. 2, no. 3, Jan. 2017, pp. 1050-3, https://www.msjonline.org/index.php/ijrms/article/view/2350.