Salmonella in culled cows focus of study.
Spencer
L M
LM
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005260:Female; D011634:Public Health; D012481:Salmonella Infections, Animal / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology