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Forty-two patients with hepatocellular carcinoma（HCC）were examined for hepatitis C virus（HCV）RNA in liver tissues by reverse transcription-polymerase chain reaction(RT PCR).Typing of HCV liver samples of 18 patientswas dependent on the amplication of NS_5 region gy PCR using type-specific primers.
Forty-two patients with hepatocellular carcinoma(HCC)were examined for hepatitis C virus(HCV)RNA in liver tissues by reverse transcription-polymerase chain reaction(RT PCR).Typing of HCV liver samples of 18 patientswas dependent on the amplication of NS_5 region Gy PCR using type-specific primers.