Thirty percent of those don't make it to the hospital alive. Of those that do, half don't make it out.

Across the board, there's about a 6 percent chance of transforming an ischemic stroke into a hemorrhagic stroke. That's significant, because you are adding bleeding and inter-cranial pressure.

When someone comes in, we don't know for sure if that will be a person who spontaneously gets better or someone who won't.

There are no comparative studies on avian flu. We're not saying drugs shouldn't be given. We just don't know. The jury is out.

If you're going to use these neuraminidase inhibitors, you shouldn't be using them as a single solution. You should also use public health measures.

All this homework should be done before the vaccine is recommended for use in any population, not after.