Mokracka J., Oszyńska A., Kaznowski A. 2013. Increased frequency of integrons and β-lactamase-coding genes among extraintestinal Escherichia coli isolated with a 7-year interval. Antonie van Leeuwenhoek, International Journal of General and Molecular Microbiology. 103(1): 163-74. doi:10.1007/s10482-012-9797-9

Mokracka J., Oszyńska A., Kaznowski A. 2013. Increased frequency of integrons and β-lactamase-coding genes among extraintestinal Escherichia coli isolated with a 7-year interval. Antonie van Leeuwenhoek, International Journal of General and Molecular Microbiology. 103(1): 163-74. doi:10.1007/s10482-012-9797-9