Ali, S.H.R. et al. 2021. Prevalence of Helicobacter pylori infection and its Associated Risk Factors among symptomatic Residents of Sulaimani city, Kurdistan region, Iraq, 2020. Kurdistan Journal of Applied Research. 6, 1 (Jul. 2021), 1–12. DOI:https://doi.org/10.24017/science.2021.1.1.