Humphrey T, O'Brien S, Madsen M (2007). „Campylobacters as zoonotic pathogens: a food production perspective”. International Journal of Food Microbiology. 117 (3): 237—57. PMID17368847. doi:10.1016/j.ijfoodmicro.2007.01.006.
Humphrey T, O'Brien S, Madsen M (2007). „Campylobacters as zoonotic pathogens: a food production perspective”. International Journal of Food Microbiology. 117 (3): 237—57. PMID17368847. doi:10.1016/j.ijfoodmicro.2007.01.006.