 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 the 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.