Shrestha, U.K. et al. 2013. Prevalence of Helicobacter pylori infection, its correlation with gastroduodenal diseases and the incidence of gastric cancer in Nepal. Journal of Advances in Internal Medicine. 2, 2 (Sep. 2013), 52–60. DOI:https://doi.org/10.3126/jaim.v2i2.8777.