Numbers of children investigated, Rounds I and II.
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BCG−: children without BCG scar. BCG+: children with BCG scar.@ Includes children with doubtful scar. ( ): proportion excluded from testing out of registered children. [ ]: proportion satisfactorily tested out of registered. { }: proportion read out of satisfactorily tested children.
创建时间：
2015-12-02
