Avian Influenza H7N9 — China
The number of human infections with avian influenza A(H7N9) in the 5th epidemic wave (i.e. onset since 1 Oct 2016) is greater than the numbers of human cases reported in earlier waves.
Human infections with the avian influenza A(H7N9) virus remain unusual. Close observation of the epidemiological situation and further characterization of the most recent human viruses are critical to assess associated risk and to adjust risk management measures in a timely manner.
Most human cases are
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