Atagi considers fourth Covid vaccine doses as Omicron subvariants drive surge in cases
Some state premiers and chief health officers are calling on people to use masks in public indoor spaces
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Australia’s independent expert advisory group on vaccines is meeting to discuss fourth Covid-19 booster doses, as Omicron subvariants drive a rise in infections, leading some premiers to urge people to wear masks more widely.
The BA.4 and BA.5 strains of Omicron are becoming the dominant strains of Covid-19 in Australia, overtaking the BA.2 strain. A preliminary analysis estimates BA.4 and BA.5 to be about 36% more infectious than BA.2. This infectiousness is driving a new wave of disease, however, there is no indication the variants are more severe.
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Read the original article at The Guardian