[Is it necessary to revaccinate against hepatitis B virus when the titer of anti-HBs drops below 10 IU/L?]
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Viral hepatitis B still represents a major epidemiological issue worldwide. After recombinant vaccine administration, a titer of anti-HBs antibodies ≥ 10 IU/L has long been considered to be seroprotective. Persons without this antibody level after complete va... ...
