The BBC has the programme on I Player – see link below:-
The programme ‘Contagion: The BB4 Pandemic’ is from March 2018 and in my humble opinion is worth watching to help us understand how a pandemic develops.
And here’s a 60 second explanation of Coronavirus from the BBC website:-
I hope we can all keep as well as possible in the present circumstances
My thanks to Bob Robinson for the lead to this posting