No abstract available
MeSH terms
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Carcinoma, Hepatocellular / blood*
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Carcinoma, Hepatocellular / etiology
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Case-Control Studies
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Hepatitis C, Chronic / blood*
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Hepatitis C, Chronic / complications
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Humans
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Liver Cirrhosis / blood*
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Liver Cirrhosis / etiology
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Liver Neoplasms / blood*
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Liver Neoplasms / etiology
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Male
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Pilot Projects
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Prospective Studies
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Selenium / blood*