Zoekresultaten - 2 results

Protective efficacy of classical vaccines and vaccination protocols against an exotic Newcastle disease virus genotype VII.2 in Belgian layer and broiler chickens.

good clinical protection. However, despite the observed humoral immunity, viral excretion was not prevented, leading to transmission of the virus to non-infected sentinel birds. In fully field-vaccinated ...

Global patterns in monthly activity of influenza virus, respiratory syncytial virus, parainfluenza virus, and metapneumovirus: a systematic analysis.

Metapneumovirus Paramyxoviridae Infections Respiratory Syncytial Virus Infections Respiratory Syncytial Virus, Human Abstract: BACKGROUND: Influenza virus, respiratory syncytial virus, parainfluenza virus, and ...

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