19 January 2021 - The nation’s top scientific advisers could recommend the rollout of a second round of immunisations to achieve herd immunity if the original vaccine program fails to control the spread of COVID-19.

But Allen Cheng, co-chair of the Australian Technical Advisory Group on Immunisation, said Australia’s COVID-19 vaccine plan would allow an easing of ­restrictions even if herd immunity was not fully attained in the first phase.

Read The Australian article