What is tone?

Short for epidemiological investigation.

Epidemiological investigation is the abbreviation of epidemiological investigation. Generally speaking, epidemiological investigation is the key to epidemic control, and the information collected by epidemiological investigation is priceless, which can play a key role in effectively curbing the epidemic.

The full name of epidemiology is epidemiological investigation, which is to find out whether there is the possibility of spreading diseases or the risk of being infected by diseases in the past important period of time.

This process is actually like Sherlock Holmes' investigation. We try to find out the transmission chain through clues, find out the close and sub-close people, find out the main reasons for the epidemic of the disease, and take accurate prevention and control measures.

Epidemiological investigation is the key to control the epidemic situation, and the information collected by epidemiological investigation can play a key role in effectively curbing the epidemic situation, which is reflected in tracking the trajectory of infectious sources (patients), evaluating the possible spread range of the epidemic situation, delineating risk areas, tracking close contacts and screening high-risk groups, which is the basic basis for risk assessment and formulating epidemic prevention and control policies.

People who want to do flow regulation.

Suspected cases, confirmed cases, asymptomatic infected persons, who have had close contact or common exposure with the above-mentioned personnel and suspected polluted environment.