Fox Health: Only 5 mutations needed to make bird flu more contagious, study says

[riky]

Only 5 mutations needed to make bird flu more contagious, study says

<p>A controversial Dutch virologist has published research detailing how to make the H5N1 flu virus more contagiousâ€" a move he believes is beneficial to public safety, NPR reported.</p><img src="http://feeds.feedburner.com/~r/foxnews/health/~4/C4BEhjIUiyc" height="1" width="1"/>

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