1 The Guidelines Focus Prevention and Control Suggestions on the Elderly, Children and Students.

1.1 In China, there are a large number of aged people, who are the highrisk susceptible population of infectious diseases due to their weakening immune functions. Similarly, the elderly account for the most of critical cases in this epidemic. The elderly should understand personal protective knowledges, wear masks correctly, wash hands frequently, strengthen ventilation and disinfection of residences, and avoid gatherings during the epidemic. People who have a fever or close contact with suspicious cases should get registration in the community or local medical institutions timely,and receive quarantine and active health monitoring. After the confirmed cases leave, their residences should be thoroughly disinfected by the local CDC or a qualified third party.

1.2 Children are also the susceptible individuals, should avoid going to crowded places, wear masks when going out, wash hands when coming back. In addition, children should maintain a healthy diet and seek medical care timely when feeling sick.

1.3 Students who have a history of living or traveling in high epidemic areas should stay at home or in designated places for 14 days quarantine.During the winter vacation, students should stay at home, reduce times of gathering, carry out daily health monitoring and report the results according to the local requirements. After returning to school, those with any suspicious symptom should initiatively report it to school and then seek medical treatment in time. On the way back to school, students should always wear medical masks, avoid contacting with other people. Those with suspected symptoms should initiatively tell the truth about the travel and residence history, and cooperate with corresponding personnel to perform investigations when seeking medical care. Students are required to keep the travel ticket information to help relevant sectors to conduct possible close contact investigations.