Učitavanje...
Prevalence of and risk factors for influenza in southern Ontario swine herds in 2001 and 2003
This research included 2 prevalence studies and a risk-factor investigation conducted in 2001 at 93 sites with sows only, finishers only, or both. In 2001, 1300 serum samples from sows in 65 herds and 720 serum samples from finisher pigs in 72 herds were tested for antibodies to swine influenzavirus...
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| Glavni autori: | , , , , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
Canadian Veterinary Medical Association
2008
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| Teme: | |
| Online pristup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2117371/ https://ncbi.nlm.nih.gov/pubmed/18214156 |
| Oznake: |
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