Quotes from the news wire:
The unfortunate thing for transmitting disease is that right when the infection takes off, just before a person becomes symptomatic, they probably have the highest level [ of virus ], so, the day they start having symptoms, and the day before and maybe the day before that is when they have the highest viral load.
All you have to do to get rid of an epidemic is to have The R-naught factor be less than one. As soon as it's less than one -- each person gives it to less than one other person -- it dies off, the problem with The R-naught factor is, it's very nice to describe the average. However, in medicine, as in many things, if you find an average person let me know ; I want to go meet them.