Harvard Health Blog
Threat to U.S. from new “bird flu” virus: possible but unknown
Posted May 17, 2013, 2:23 pm Anthony Komaroff, M.D., Executive Editor, Harvard Health Letter Beginning in March, 2013, reports started to come out of Eastern China that a new “bird flu” virus was loose and causing infections in humans. The new virus is called H7N9. Should we in the U.S. be worried?