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International Conference on the Epidemiology and Control of Biological, Chemical and Physical Hazards in Pigs and Pork
A convenience sample of farms using antimicrobials (antimicrobial-using, AMU) postweaning for therapy and/or growth promotion (n=21) were contrasted to a convenience sample of farms not using antimicrobials post-weaning (antimicrobial-free, AMF, n=21) distributed across three US geographic areas. Fecal samples were screened for Salmonella enterica prior to slaughter and carcasses were tested after slaughter. Fecal samples were collected from 30 pigs per farm. At slaughter, 10 carcasses weredoi:10.31274/safepork-180809-758 fatcat:cyybpg3uj5fuvhgd7h6rdb62ki