Objective To understand the status quo of the prevention and treatment of hepatitis B in rural area,to analyze the shortages in prevention and treatment strategy,to explore the corresponding prevention countermeasures and to provide the scientific basis.Methods The inhabitants were randomly sampled from 6natural villages in the rural area of Zhangjiakou as the research subjects.The venous blood HBsAg and HBsAb were detected.The respondents were divided into 2groups according to the distance of residence pla...