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近来,全世界均强调原发性肝细胞癌(primary hepatocellular carcinoma,PHC)与长期乙型肝炎病毒(HBV)感染有关。但在美国有一组报道指出,约1/4 PHC病人没有HBV感染的证据,提示在致
Recently, the world has emphasized that primary hepatocellular carcinoma (PHC) is associated with long-term hepatitis B virus (HBV) infection. However, a group of reports in the United States point out that there is no evidence of HBV infection in about 1/4 PHC patients,