Czarnota, J., Skubel, T., Dobrzyński, M., Sokół, D., Standyło, A., & 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), 491–495. Retrieved from https://apcz.umk.pl/JEHS/article/view/7069