Health
Not sure about the Pfizer vaccine, now it’s been approved in Australia? You can scratch these four concerns off your list – The Canberra Times
As this is the first mRNA vaccine to be approved for humans, some people have taken to social media to voice their concern.

Of all the vaccine technologies being explored against COVID-19, mRNA vaccines have proved the most efficient in reducing the incidence of severe COVID disease. Picture: Shutterstock
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