Volume 19, Number 11—November 2013
Use of National Pneumonia Surveillance to Describe Influenza A(H7N9) Virus Epidemiology, China, 2004–2013
|Province or municipality||No. cases reported||No. (%) A(H7N9) positive|
|Affected, n = 10|
|Unaffected, n = 21||116||0|
*PUE, pneumonia of unknown etiology.
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