What is the population of Zhoukou epidemic prevention 3 1?

3 1 Crowd refers to medical institutions, risk professionals, personnel of special institutions, backbone personnel of community management, and registered users of "four kinds of drugs" in pharmacies. 1 and 3 1 the key groups of the two categories of personnel include 2. Who are the key personnel in the epidemic? 3. Which of these 44 categories of personnel are the key personnel to be inspected? 4. The key population in epidemic prevention and control refers to 5 categories and 48 categories of key population. The key population refers to COVID-19, which has a high risk of exposure and transmission, and is resistant to small cats.