Estimated prevalence of infection and ARTI by BCG scar status, Round I and II.
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BCG−: children without BCG scar. BCG+: children with BCG scar. ( ): 95% confidence intervals. N.B. Difference in Prevalence of infection between children without and with BCG scar was significant at both rounds value: survey I
创建时间：
2015-12-02
