It&;s up to the guest. The hospital stipulates that the nucleic acid test is valid for 48 hours before being admitted to the hospital, while the society generally requires 72 hours of nucleic acid proof. Therefore, it should be understood that the hospital is a high-risk area, and the risk of cross-infection among personnel is extremely high, and strict requirements are also excusable. As citizens, they should only actively cooperate, and do not be impulsive and uncooperative. All kinds of prevention and control measures are also to protect the health and safety of citizens.