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病毒性肝炎是影响人类健康的主要传染病之一 ,尤其是乙型肝炎 (乙肝 )不仅感染率高 ,而且易于慢性化引起肝硬化和原发性肝癌。我国是乙型肝炎高发区 ,1992年全国病毒性肝炎血清学调查显示 ,乙肝病毒感染率为 5 9 17% ,乙肝表面抗原 (ＨＢｓＡｇ)携带率为 9 72 % [1] 。虽然我国
Viral hepatitis is one of the main infectious diseases affecting human health. Especially hepatitis B (hepatitis B) is not only high in infection rate, but also easy to cause chronic cirrhosis and primary liver cancer. China is a high incidence of hepatitis B, the national survey of viral hepatitis in 1992 showed that the rate of hepatitis B virus infection was 5 9 17%, hepatitis B surface antigen (HBsAg) carrier rate of 9 72% [1]. Although my country