No abstract available
MeSH terms
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Biopsy, Needle / instrumentation*
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Biopsy, Needle / methods
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Carcinoma, Hepatocellular / diagnostic imaging
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Carcinoma, Hepatocellular / pathology*
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Humans
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Liver Neoplasms / diagnostic imaging
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Liver Neoplasms / pathology*
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Liver Neoplasms / secondary
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Prospective Studies
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Ultrasonography / instrumentation