The full name of the so-called “epidemiological survey” is epidemiological survey, a discipline that has evolved during the long struggle of mankind with disease. Epidemiological investigation is the study of the disease and health status of the population, the relevant work is responsible for the Centers for Disease Control and Prevention.
Epidemiological investigation can identify close contacts as soon as possible, so that patients can be treated as soon as possible, which is an important measure to prevent the spread of the epidemic. Some patients conceal their trip and condition, which is not only detrimental to their own treatment, but also has a negative impact on the epidemic prevention and control work. Therefore, it is necessary to cooperate with the staff’s epidemiological investigation work, provide true and detailed information, and be responsible for their own health and the health of others.