Ray, M. S., B. S. Deepak, A. Jassar, and K. Pathania. “Pleomorphic Giant Cell Adeno-Carcinoma Gall Bladder: A Histological Rarity and a Surgical Dilemma”. International Surgery Journal, vol. 4, no. 4, Mar. 2017, pp. 1497-00, doi:10.18203/2349-2902.isj20171171.