Need your cooperation! Prevention and control of COVID-19, “streaming” work done.

Epidemiological investigation is an important means for the prevention, control and outbreak investigation of infectious diseases

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Through investigation, we can quickly find out the source of infection, find out the transmission chain, find out the close and sub close populations, and then find out the main causes of the occurrence and epidemic of diseases

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Take accurate prevention and control measures

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The following 8 pictures take you to understand the key points in the process of “flow regulation”, and learn how to cooperate with “flow regulation” ↓↓↓ Source: Henan daily statement: unless otherwise specified in the original content, the text and pictures of the pushed manuscript come from the network and major mainstream media

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The copyright belongs to the original author

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If you think the content infringes, please contact us to delete it

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Editor: Lele 15637551886     Editor: Yan Fei click below“

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