WRONECKI, Jakub, TYWANEK, Ewa, TROJANOWSKA, Paulina, SKRZYDŁO-RADOMAŃSKA, Barbara, ZWOLAK, Agnieszka and ŁUCZYK, Robert Jan. Expanding the knowledge of Helicobacter pylori – new directions, new challenges. Journal of Education, Health and Sport. Online. 26 September 2020. Vol. 10, no. 9, pp. 770-776. [Accessed 27 April 2024]. DOI 10.12775/JEHS.2020.10.09.093.