Does this step involve a hazard of sufficient risk severity to control it?
此步是否涉及控制一个高风险度危害？
There is no cure, But drugs can reduce severity and risk of transmission.
目前无根治方法，但服用药物可减轻严重症状及避免病情的移转。
There is no cure, But drugs can reduce severity and risk of transmission.
目前无根治方法，但服用药物可减轻严重症状及避免病情的移转。
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