The cagA, cagE, vacA, dupA and iceA1 genes of Helicobacter pylori in Sudanese gastritis patients: Distribution and relationship with clinical outcomes and histological alterations von Elnosh, M. M., Hamedelnil, Y. F., Elshareef, W. A., Abugrain, A. Y., Osman, E. H., Albasha, A. M., Aseel, K. H., Ali, F. Y., Abdalla, W. M., AbdAlla, A. B., Ali, T. S. A. M., Altayb, H. N.

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