Czarnota, J., Skubel, T., Dobrzyński, M., Sokół, D., Standyło, A. and Piecewicz-Szczęsna, H. (2019) “The correllation between incidence rate of pertussis and vaccination rate of children from 1998 to 2016 in Poland”, Journal of Education, Health and Sport, 9(6), pp. 491–495. Available at: https://apcz.umk.pl/JEHS/article/view/7069 (Accessed: 20 April 2024).