Nikki Turner: Director of the Immunisation Advisory Centre on likelihood of needing a Covid-19 vaccine each year - The Mike Hosking Breakfast

It may end up unlikely that we'll need to get a Covid-19 vaccine each year.
Immunisation experts say we now know that six months after most of us were boosted, immunity is still looking good.
This comes as officials decide whether to start offering a fourth dose to our most vulnerable.
Nikki Turner, Director of the Immunisation Advisory Centre joined Tim Dower.
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