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乙型病毒性肝炎(以下简称乙肝)比其他型肝炎的危害性更大,它呈现发病率高,流行率高,携带率高,慢性化严重,与肝硬化、原发性肝细胞癌有密切联系。目前世界各国乙肝的发病率持续上升,1982年美国总人口数5%感染 HBV,日本肝炎发病人数中乙肝占25%。我国乙肝的感染率在10%左右。广东省人群 HBsAg 的携带率在10%以上,且近年又有逐年增加的趋势。海南岛地
Hepatitis B virus (hereinafter referred to as hepatitis B) more harmful than other types of hepatitis, which presents a high incidence, high prevalence, high carrying rate, chronic severe, and cirrhosis, primary hepatocellular carcinoma are close contact. At present, the incidence of hepatitis B continues to rise in all countries in the world. In 1982, 5% of the total population in the United States was infected with HBV, and hepatitis B accounted for 25% of the number of Japanese hepatitis patients. The infection rate of hepatitis B in our country is about 10%. The population carrying rate of HBsAg in Guangdong Province is above 10%, and there is a trend of increasing year by year in recent years. Hainan Island