Evidence of the concurrent circulation of H1N2, H1N1 and H3N2 influenza A viruses in densely populated pig areas in Spain
| Autor: | Maldonado, Jaime, Van Reeth, Kristien, Riera, Pere, Sitjà, Marta, Saubi, Narcís, Espuña, Enric, Artigas, Carlos |
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| Zdroj: | In The Veterinary Journal 2006 172(2):377-381 |
| Databáze: | ScienceDirect |
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