1.
SARNOWSKA, Marta, TARNOWSKA, Małgorzata, LEŚKÓW, Anna, WYSOCKI, Andrzej, PIEŃKOWSKI, Marek and ROSIŃCZUK, Joanna. Protozoan diseases – a marginalized threat of modern civilization. Journal of Education, Health and Sport. Online. 12 September 2018. Vol. 8, no. 8, pp. 1013-1019. [Accessed 27 July 2024].