Seroprevalences of antibodies to H5, H7 and H9 viruses in duck-related workers in the serological survey in Beijing, China.
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NOTE. Data are seropostive no (%), unless otherwise indicated.aComparison of H9 antibody status.bCompared by Pearson χ2 test.cCompared by Pearson χ2 test with continuity correction.
创建时间：
2015-12-02
