No abstract available
MeSH terms
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Antiviral Agents / therapeutic use*
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Drug Resistance, Multiple, Viral / drug effects
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Drug Resistance, Multiple, Viral / genetics*
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Hepatitis B virus / drug effects*
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Hepatitis B virus / genetics
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Hepatitis B, Chronic / drug therapy*
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Humans
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Lamivudine / therapeutic use*
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Male
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Middle Aged
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Mutation
Substances
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Antiviral Agents
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Lamivudine