Antigen change to seropositivity/seronegativity test result, antibody seroconversions/seroreversion figures (as based on the results of Ag-ELISA and EITB respectively) by period.
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资源简介：
aCI = Binomial exact 95% Confidence Intervals;bCI = one-sided, 97.5% confidence interval;cP1 = June–November period;dP2 = November–July period;eP3 = June–July period.
创建时间：
2015-12-02
