WOŹNIAK, Kinga, DACHOWSKA, Sandra, FAŁCZYŃSKA, Aleksandra, HARAJ, Jan, NAMYSŁ, Maria, MATCZAK, Simon, BIENIEK, Maciej and SOBKOWIAK, Marcin. Evaluation of the Effectiveness of Pneumococcal Conjugate Vaccines in Children. Journal of Education, Health and Sport. Online. 11 January 2026. Vol. 87, p. 67624. [Accessed 13 January 2026]. DOI 10.12775/JEHS.2026.87.67624.