Falsafi, T. et al. 2020. Antagonistic and Immunomodulant Effects of Two Probiotic Strains of Lactobacillus on Clinical Strains of Helicobacter pylori: . Galen Medical Journal. 9, (Oct. 2020), e1794. DOI:https://doi.org/10.31661/gmj.v9i.1794.