Unless a vaccine against the novel coronavirus is found, social distancing measures may continue for a year in Australia, the country’s premier said on Friday.

Scott Morrison underlined that there was no guarantee that a coronavirus vaccine will be developed, the daily Sydney Morning Herald reported.

Authorities also decided to continue the lockdown in the country for the next four weeks to stem the spread of the infection.

“There was never a vaccine for [viruses] SARS or MERS and the social distancing is something we should get very used to,” said Morrison.

Australia has more than 6,520 cases of

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