Likus, P., Greczek-Stachura, M., Macieja, A. and Gogola-Staszczak, A. 2025. A current threat to public health: hospital acquired infections caused by multidrug resistant microorganisms, such as Klebsiella pneumoniae. Annales Universitatis Paedagogicae Cracoviensis Studia Naturae. 10, 1 (Sep. 2025), 89–104. DOI:https://doi.org/10.24917/25438832.10.7.