Marchetti, G., M. Ricchi, A. Serraino, F. Giacometti, E. Bonfante, and N. Arrigoni. “Prevalence of Mycobacterium Avium Subsp. Paratuberculosis in Milk and Dairy Cattle in Southern Italy: Preliminary Results”. Italian Journal of Food Safety, vol. 2, no. 3, Oct. 2013, p. e35, doi:10.4081/ijfs.2013.1618.