Figure 1. Distribution of influenza A(H7N9) viruses, Guangdong Province, China. A) Shading indicates locations where viruses were isolated from patients during the third wave of the virus mapped according to data from the World Health Organization as of March 1, 2015. B) Circles indicate locations where influenza A(H7N9) viruses were isolated from poultry in Guangdong Province, China, during 2014−2015 (this study).
1These authors contributed equally to this article.
Page created: August 14, 2015
Page updated: August 14, 2015
Page reviewed: August 14, 2015
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