Marchetti, G., Ricchi, M., Serraino, A., Giacometti, F., Bonfante, E. and Arrigoni, N. (2013) “Prevalence of Mycobacterium avium subsp. paratuberculosis in milk and dairy cattle in Southern Italy: preliminary results”, Italian Journal of Food Safety, 2(3), p. e35. doi: 10.4081/ijfs.2013.1618.