List of the Salmonella enterica serovars from 15 different farms and their relevant characteristics as previously described [8].

* Resistant/intermediate (susceptible not listed), according to: AC = amoxicillin-clavulanic acid; T = ceftiofur; AX = ceftriaxone; AM = ampicillin; F = cefoxitin; G = gentamicin; K = kanamycin; C = chloramphenicol; Su = sulfisoxazole; Te = tetracycline S = streptomycin; TSx = trimethoprim-sulfamethoxazole. The 15 farms were designated B, C, F, H, J, I, K, L, M, N, O, P, R, S And ND (not determined).List of the Salmonella enterica serovars from 15 different farms and their relevant characteristics as previously described [8].