Troutt, H. F., J. R. Galland, D. Hyatt, C. Rossiter, D. R. Lein, R. R. Brewer, and D. Wilson. “Salmonella and the Market Dairy Cow: Transport Contamination – Risk for Farm Biosecurity”. The Bovine Practitioner, vol. 42, no. 1, Feb. 2008, pp. 56-63, doi:10.21423/bovine-vol42no1p56-63.