Spanu, C., Scarano, C., Ibba, M., Pala, C., Spanu, V. and De Santis, E.P.L. 2014. Microbiological challenge testing for Listeria monocytogenes in ready-to-eat food: a practical approach. Italian Journal of Food Safety. 3, 4 (Dec. 2014). DOI:https://doi.org/10.4081/ijfs.2014.4518.