Music is the language of the soul.

 Victoria’s deputy chief health officer has backed the Oxford-AstraZeneca ­vaccine, despite claims that it would not help Australia achieve herd immunity.

Medics and infectious disease experts are calling for Australia to invest in more high-efficacy vaccines, rather than relying on the ­AstraZeneca jab.

Australia has ordered 53.8 million doses of the AstraZeneca vaccine, which has been shown in trials to have a much lower level of efficacy than Pfizer and Moderna vaccines being injected in Britain, France, Israel and the US.

But epidemiologist Professor Allen Cheng on Wednesday backed the AstraZeneca jab, saying vaccines protected people both directly and indirectly