Influenza A Virus Infections in Land Birds, People’s Republic of China
A. Townsend Peterson , Sarah E. Bush, Erica Spackman, David E. Swayne, and Hon S. Ip
Author affiliations: University of Kansas, Lawrence, Kansas, USA (A.T. Peterson, S.E. Bush); US Department of Agriculture, Athens, Georgia, USA (E. Spackman, D.E. Swayne); US Geological Survey, Madison, Wisconsin, USA (H.S. Ip);
Figure. Southeastern Asia, showing 5 sites in the People’s Republic of China where land birds were collected and tested for influenza A virus. Prevalence values were 4% (n = 103) in Dashahe in 2006; 6% (n = 194) in Kuan Kuoshui in 2006; 0.3% (n = 328) in Shuipu in 2007; 3% (n = 184) in Jing Xi, in 2004; and 0% (n = 130) in Shiwandashan in 2005.
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