That sounds like pretty sound information and advise.
The whole thing will be a shock to everyone.
And its not great in the middle of all it worrying that they have been exposed to Wuhan.
But in the middle of a weird situation- everyone just has to realize it is a possibility and take precautions
This virus has wiped out multiple members of families...and then others just dont have a problem with it.
That said, flu deaths can happen very quickly with the pneumonia/ septic shock angle.