Gorecka, A., D. Gorecka, B. Zaremba, M. Wieteska, and K. Urbańska. “Public Knowledge on Influenza and Influenza Vaccines”. Journal of Education, Health and Sport, vol. 11, no. 8, Aug. 2021, pp. 209-14, doi:10.12775/JEHS.2021.11.08.021.