However, it is clear that the virus the lab has identified is the virus that causes SARS.

We hope we will be able to announce tomorrow (Wednesday) that Egypt has now been polio-free for a year. That would mean polio is no longer considered to be endemic in Egypt.

I think we want the same thing, which is is the rapid sharing of samples. However, as with any international agreement, the question is enforcement.

So, it may be that SARS is causing a slightly different or a slightly less severe form of illness at this point.

It is up to us to assist countries in making sure that they have the right drug policy and we believe that we're doing that. A number of countries have changed their drug policy over the last couple of years and we would advise others to do so.

WHO has taken a very public lead in the fight against tobacco use. As a matter of principle, WHO does not want to recruit smokers.

There is still work going on the other nine samples, but the preliminary results from the collaborating centre in London suggest that those are not H5N1.