Selection of sampling sites for open-air nucleic acids

The location should be an independent space with good ventilation and relatively empty space.

1. The sampling point shall be an open and cool ventilated place, and temporary tents shall be set up, away from crowded areas, which is beneficial to ventilation, and the sampling place of medical staff should be in the upwind direction. Set up a registration office, a clean area and a polluted area, and equip them with hand hygiene facilities or devices.

2. The sampling points shall be clearly marked and the sampling process and precautions shall be defined.

3. Set up an independent waiting area to ensure the one-way flow of people as much as possible

4. Waiting area: set up a pedestrian passage and a one-meter line to ensure the protection and safety of waiting people. According to the weather conditions, it is equipped with facilities such as heat preservation, cooling, sun protection and rain protection.