Why does the baby still have hepatitis after being vaccinated
There are many kinds of hepatitis, among which hepatitis B is the most common. Vaccination with hepatitis B vaccine can only prevent hepatitis B infection for a period of time. Generally, the effective immunization period is 1 ~ 3 years, and the immunization time of some people may be longer. When the immunization attack occurs during the hepatitis B vaccine period, children will still be infected with hepatitis B.. Newborns are vaccinated against hepatitis B within 24 hours of birth.
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