Langlois, B E Antimicrobial resistance of gram-negative enteric bacteria from pigs in a nonantimicrobial-exposed herd before and after transportation. [electronic resource] - Journal of food protection Jul 1999 - 797-9 p. digital Publication Type: Journal Article ISSN: 0362-028X Standard No.: 10.4315/0362-028x-62.7.797 doi Subjects--Topical Terms: Animal Husbandry--methodsAnimalsDrug Resistance, MicrobialFeces--microbiologyGram-Negative Bacteria--drug effectsIntestines--microbiologySwine--microbiologyTransportation