University of Sydney immunisation expert Professor Robert Booy has sifted fact from fiction in relation to the Pfizer booster vaccine.

University of Sydney immunisation expert Professor Robert Booy has sifted fact from fiction in relation to the Pfizer booster vaccine.

Tune into 2GB Drive with Chris O'Keefe 3pm-6pm each weekday!

Tune into 2GB Drive with Chris O'Keefe 3pm-6pm each weekday!

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