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Hepatitis B virus (HBV) infection is a worldwide health problem and may cause acute, fulminant, chronic hepatitis, liver cirrhosis, or hepatocelullar carcinoma (HCC). Infection with HBV in infancy or early childhood may lead to a high rate of persistent infection (25–90%), while the rates are lower if infection occurs during adulthood (5–10%). In most endemic areas, infection occurs mainly during...
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