The two leading vaccine candidates for COVID-19 have now backed each other up, fuelling optimism about protection against the virus, but their data is preliminary and their trials have a way to go.
"It's very exciting but there are major caveats," said Tony Cunningham, director of the Centre for Virus Research at Westmead Institute for Medical Research and the University of Sydney.
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Jill Margo is based in the Sydney office. Jill has won multiple prizes, including two Walkley Awards and is an adjunct associate professor at School of Clinical Medicine, Faculty of Medicine and Health, UNSW Sydney, Australia. Connect with Jill on Twitter. Email Jill at jmargo@afr.com
