You have to prepare for the worst, but it's entirely conceivable that we could have a moderate one. You have to prepare for a horrendous problem, but the general public shouldn't assume that we're going to see the worst case.
When we can get the incidence of HIV down enough to turn the trajectory of the pandemic, it will assume a momentum of its own in diminishing HIV.
We as public health officials ... must assume the worst-case scenario and H5N1 is now giving us a lot of signs that is becoming a little more worrisome, if not a lot a more worrisome, because of the events that are going on,