Health
Coronavirus vaccines only need to be 50 per cent efficacious according to the WHO — why? – ABC News
Most medical regulators including Australia’s demand that COVID-19 vaccines be 50 per cent efficacious at a minimum. So what does this mean? And is this number…
As the global coronavirus death toll approaches 2 million, a growing number of countries are rolling out the first generation of COVID-19 vaccines.
Under World Health Organization (WHO) guidelines, vaccine manufacturers must hit a vaccine efficacy target of 50 per cent, a hurdle that many leading Western vaccine candidates have well cleared.
Most Australians are due to receive the Oxford-AstraZeneca vaccine, which in recent days has prompted significant discussion in Australia about its potential…
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