The aerosol mode of transmission has also led to infection in laboratory workers.

浮质传播模式也导致实验室工作人员发生感染。

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However, if the mother ill, probably through the placenta vertical mode of transmission of infection fetus, and is likely to result in premature and low birth weight lower.

但如母亲患病，可能通过胎盘母婴垂直传播方式感染胎儿，并有可能导致早产及婴儿出生体重降低。

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In recent years, China's mode of HIV transmission has significant change in the transmission of the infection ratio increased significantly.

近年来，我国艾滋病病毒传播模式发生了明显变化，经性传播途径感染的比例显著增加。

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