Flow regulation isolation standard

epidemiological survey is the abbreviation of epidemiological investigation, and it is a basic work in epidemic response. It is carried out according to the Law of the People's Republic of China on the Prevention and Control of Infectious Diseases and the Emergency Regulations for Public Health Emergencies. Disease control personnel are the frontline troops to fight the epidemic. Besides sampling, testing and disinfection personnel, there are also epidemiological professionals responsible for on-site investigation and epidemic analysis. They went to the scene to carry out investigations and communicate face to face with patients, asking them about their exposure, contact, activity track and medical treatment before and after the onset of the disease, and looking for clues related to the source of infection and the route of transmission.