HEPATITIS B VACCINE STUDY
How effective is the Hepatitis B vaccine? New research is helping scientists determine whether it lasts as long as they think it does, and whether booster shots are necessary.
Since the early 1980s, the Hepatitis B vaccine has been available to protect against this viral infection. It’s highly effective, but the big question is, how long does it last, and how often do patients need to be revaccinated? (Read more about HEPATITIS B VACCINE STUDY)
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