In our country, hepatitis B is a common infectious disease, and a large number of people are positive for the virus antigen. The infectivity of hepatitis B virus is not so strong, and it does not necessarily cause active hepatitis after infection, but it is still the best to be able to [defend the enemy from thousands of miles away]! In fact, in order to control the spread of hepatitis B, Since 1992, China has officially incorporated hepatitis B vaccine into the planned immunization for children. Timely vaccination of newborns has protected tens of millions of infants from infection. The promotion of hepatitis B immunization in the past few decades has reduced chronic hepatitis B infection among children and adolescents Read More …