Israel's rolling out a fourth COVID-19 vax dose. Should Australia do the same?

While Australia’s booster program of COVID-19 vaccines is just getting going, governments overseas are evaluating the need for a fourth dose program.

Earlier this year, Israel began offering a fourth dose of the Pfizer mRNA vaccine to people who are immunocompromised, older people, and front line health workers. Israeli medical experts have since suggested fourth doses for

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