Poudel, R., S. Singh, S. Basnet, H. Devkota, and S. Adhikari. “Clinicopathological Study of Gall Bladder Cancer and Its Relationship With Gall Stones”. Journal of Society of Surgeons of Nepal, vol. 18, no. 3, July 2016, p. 46, doi:10.3126/jssn.v18i3.15308.