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Herd immunity to Newcastle disease virus in poultry by vaccination
Newcastle disease is an economically important disease of poultry for which vaccination is applied as a preventive measure in many countries. Nevertheless, outbreaks have been reported in vaccinated populations. This suggests that either the vaccination coverage level is too low or that vaccination...
| Autores principales: | , , , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Taylor & Francis
2008
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2556191/ https://www.ncbi.nlm.nih.gov/pubmed/18202943 http://dx.doi.org/10.1080/03079450701772391 |