Różalski, Antoni. 2008. “Lipopolysaccharide (LPS, Endotoxin) of Proteus Bacteria-Chemical Structure, Serological Specificity and the Role in Pathogenicity”. Acta Universitatis Lodziensis. Folia Biologica Et Oecologica 4 (January):5-24. https://doi.org/10.18778/1730-2366.04.01.