Risk factors for Salmonella spp in Portuguese breeding pigs using a multilevel analysis
| Autor: | Correia-Gomes, C., Mendonça, D., Vieira-Pinto, M., Niza-Ribeiro, J. |
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| Zdroj: | In Preventive Veterinary Medicine 1 February 2013 108(2-3):159-166 |
| Databáze: | ScienceDirect |
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