Avramenko, A., Shukhtina, I., Gozhenko, A., Shukhtin, V., & Badiuk, N. (2019). Features of Helicobacter pylori virulence. Literature review. Journal of Education, Health and Sport, 9(9), 1344–1352. https://doi.org/10.12775/JEHS.2019.09.09.150