Salmonella(18) swine(5) Prevalence(4) Salmonella Typhimurium(4) pig(4) risk factor(3) organic acid(3) slaughter(3) cattle(3) Salmonella Dublin(3) Risk factors(3) poultry(3) Broiler(2) antimicrobial resistance(2) Epidemiology(2) ELISA(2) dairy(2) Bacteriology(2) PCR(2) Molecular epidemiology(2) vaccination(2) Dietary supplementation(2) Bulk milk(2) PIGS(2) Shifted transversal design.(1) Cattle diseases(1) Pig vaccination(1) pig.(1) Meat inspection(1) Livestock feed(1)