Cossu, F., Spanu, C., Deidda, S., Mura, E., Casti, D., Pala, C., Lamon, S., Spanu, V., Ibba, M., Marrocu, E., Scarano, C., Piana, A. and De Santis, E. P. L. (2016) “Listeria spp. and Listeria monocytogenes contamination in ready-to-eat sandwiches collected from vending machines”, Italian Journal of Food Safety, 5(2). doi: 10.4081/ijfs.2016.5500.