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据估计,全球乙型肝炎病毒(HBV)慢性感染的人数已超过3.5亿,且每年有100万人因慢性肝病和肝细胞癌(HCC)而死亡。有资料表明,在接触HBV前后进行免疫接种可有较长的保护效果,因此,有人建议进
It is estimated that the number of people with chronic hepatitis B virus infection worldwide has exceeded 350 million and one million people die each year from chronic liver disease and hepatocellular carcinoma (HCC). Data indicate that vaccination before and after exposure to HBV can have a longer protective effect, it was suggested