Each year the strains of the influenza virus which are predicted to affect Australians are reviewed and the available vaccines may be changed according to the strains. The protection provided by influenza vaccines can begin to wane after a few months so children and adults need to be re-vaccinated each year before winter.
Why is it necessary to receive another dose of the influenza vaccine each year? Print
Modified on: Mon, 16 Jan, 2023 at 1:41 PM
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