 Yeah, well, interestingly, the smallpox virus and the monkeypox, mpox virus are very similar and they come from a similar sort of family. So there does seem to be a cross-effectiveness. And the vaccine that was used, in fact, to deal with a global outbreak in 2022 was licensed to protect against smallpox and mpox and was very effective, up to 80% reduction in infection and also prevented quite so severe symptoms.