Sechi, P., V. Cambiotti, S. Parmegiani, C. Baldinelli, M.F. Iulietto, and B. Cenci Goga. 2012. “Isolation of Escherichia Coli from Lymph Nodes of Bovine Carcasses and Detection of HlyA Gene With PCR”. Italian Journal of Food Safety 1 (5):23-26. https://doi.org/10.4081/ijfs.2012.823.