BCG is now generally believed that China is still effective, it can not avoid the infection and incidence of tuberculosis, but can reduce the probability of the occurrence of severe tuberculosis.

现在我国一般认为卡介苗还是有效的，它并不能避免结核病的感染和发病，但可以减少重症结核病的发生概率。

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BCG is now generally believed that China is still effective, it can not avoid the infection and incidence of tuberculosis, but can reduce the probability of the occurrence of severe tuberculosis.

现在我国一般认为卡介苗还是有效的，它并不能避免结核病的感染和发病，但可以减少重症结核病的发生概率。

youdao