Joshi, R. D., Khadka, S., Joshi, D. M., Kadel, A., Dangal, G., & Dongol, Y. (2018). Prevalence of helicobacter pylori infection in patients with peptic ulcer disease at Kathmandu Model Hospital. Journal of Chitwan Medical College, 8(4), 3-7. https://doi.org/10.3126/jcmc.v8i4.23761