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China steps up drive to vaccinate all domestic birds
Officials claim 8 billion birds inoculated so far.
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group UK
2005
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7095200/ https://www.ncbi.nlm.nih.gov/pubmed/16306951 http://dx.doi.org/10.1038/438406b |