Ian Mackay

"It (travel restriction for the Chinese people due to the COVID-19 pandemic) has never been done before, there is no evidence this will do anything by shutting these people in. There is still the virus there."

"We need to get a better idea of how many people are discharged from hospital and a better understanding of how many mild cases have been missed (from this COVID-19), while we focused on more severe disease (until this moment (3 February 2020)). When we find that out will depend on China giving us more details, because that's where most cases are, and so far, a decent number of cases outside of China have not seemed as severe."