States divided on compulsory testing of international travellers

A person taking another person's temperature at airport

Infectious disease expert Professor Raina MacIntyre, head of the biosecurity research program at the University of NSW's Kirby Institute, said it was vital for all returned travellers to be tested, as the 14-day incubation period was only an average.

"There are still a few people who can develop an infection after 14 days," she said.READ MORE