As the BA.4 and BA.5 Omicron Covid-19 subvariants trigger a surge in cases and hospitalisations throughout Australia, more people will be eligible to get a fourth dose of Covid-19 vaccine from Monday.
All over-65s, as well as all residents of aged and disability care facilities, and people with certain chronic diseases, comorbidities and other high risk factors have been eligible for their fourth dose since March. So what’s changed?