[From article]
A wave of H7N9 bird flu in China that has spread into people may have the potential to emerge as a pandemic strain in humans,
http://news.yahoo.com/mutating-h7n9-bird-flu-may-pose-pandemic-threat-183117237.html
Mutating H7N9 bird flu may pose pandemic threat, scientists warn
By Kate Kelland
March 11, 2015





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