Eyal Leshem | Source | Director of the Center for Travel Medicine and Tropical Diseases at Sheba Med...

We know that children are drivers of influenza, and if children are not vaccinated, we could see transmission in schools and preschools, and may have to shut down the education system again.

If a high proportion of infected persons are asymptomatic, or develop only mild symptoms, these patients may not be reported and the actual number of persons infected in China may be much higher than reported. This may also mean that the mortality rate (currently estimated at 2% of infected persons) may be much lower.