How vaccine clinical trials work: An infectious diseases expert explains – NEWS.com.au

With COVID-19 impacting the global population, and causing millions of deaths, researchers around the world are racing to find a vaccine. There are 31 vaccine candidates being trialled around the world, all in different phases, according to the World Health Organisation.
There are a further 142 in preclinical evaluation, including one at the University of Queensland.
With talks of COVID-19’s vaccine becoming mandatory in Australia, many are questioning its safety. So how does a vaccine clinica…

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