Dudek, I., Forma, A., Hamerska, J., Flieger, M., Januszewski, J., Cywka, T., Kozak, J. . and Baj, J. (2022) “Helicobacter pylori cytotoxin-associated gene A virulence and its association with the epithelial-mesenchymal transition in gastric cancer”, Journal of Education, Health and Sport, 12(4), pp. 62–75. doi: 10.12775/JEHS.2022.12.04.005.