Gongal, D.N., Bhattacharya, S.K., Shrestha, M.L. and Koirala, R.P. 2003. Cholecystectomy In Bir Hospital Nepal. Journal of Nepal Medical Association. 20, 63 (Jan. 2003), 15–25. DOI:https://doi.org/10.31729/jnma.1649.