NEED SOME PICTURES RELATING TO SWINE FLU?

I'm creating a brochure for a science ignment on swine flu, and i need pictures. I went on google images and searched things like "swine flu' and that, but the only thing that comes up are pigs! And a picture of a pig on a brochure isn't really good.. Does anyone have any good pictures for the front cover of a brochure where the title says "Teens Guide to Swine Flu"?