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What is Influenza vaccination

Topics: HealthConditions & IllnessesInfluenza


The influenza vaccine, also known as flu shot, is an annual vaccine to protect against the highly variable influenza virus. Each injected seasonal influenza vaccine contains three influenza viruses: one A (H3N2) virus, one regular seasonal A (H1N1) virus (in 2010 this was replaced by the 2009 pandemic H1N1 virus), and one B virus.

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What is Influenza vaccination

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