ByElizabeth Cohen, Senior Medical Correspondent
updated 1:33 PM EDT, Fri September 12, 2014
 
(CNN)— Today, the Ebola virus spreads only through direct contact with bodily fluids, such as blood and vomit. But some of the nation’s top infectious disease experts worry that this deadly virus could mutate and be transmitted just by a cough or a sneeze.
 
“It’s the single greatest concern I’ve ever had in my 40-year public health career,” said Dr. Michael Osterholm, director of the Center for Infectious Disease Research and Policy at the University of Minnesota.”I can’t imagine anything in my career — and this includes HIV — that would be more devastating to the world than a respiratory transmissible Ebola virus.”
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