Birds, milk, and Campylobacter.
D000818:Animals; D001717:Birds / Q000382:microbiology*; D002169:Campylobacter Infections / Q000635:transmission*; D016123:Campylobacter jejuni / Q000302:isolation & purification; D005516:Food Microbiology; D006801:Humans; D008892:Milk / Q000382:microbiology*