BG: Well, it's awful to say this, but we could have a respiratory virus whose case fatality rate was even higher, if this was something like smallpox, you know, that kills 30 percent of people.
BG: Bueno, es terrible decir esto, pero podríamos tener un virus respiratorio cuya tasa de mortalidad fuese aún mayor, como por ejemplo la viruela, que mata al 30 % de las personas.