Nearly one out of every three people in the world (approximately 2 billion people) has been infected by HBV, and one in twelve (more than 520 million people) live with chronic HBV or HCV infection.

全世界每三人中就有将近一人感染乙肝病毒(约20亿人)，而每十二人中就有一人(5.2亿多人)的生活与慢性乙型肝炎或慢性乙肝病毒感染相伴。

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One class of interferons is used to treat chronic infection with HBV and HCV.

其中一类的干扰素常被用来治疗乙肝或丙肝感染。

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Expected complications of chronic HCV infection, which are the most common indications for liver transplant, include cirrhosis, end-stage liver disease, and liver cancer.

预期的慢性HCV感染的并发症，包括肝硬化，末期肝病以及肝癌，这可能是最常见的肝移植的指标。

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Writing in the Lancet medical journal, researchers from The International Hepatitis Interventional Therapy Group report a new treatment for chronic HCV infection that uses a combination of interferon alpha-2b and a drug called ribavirin.

BBC: Better treatment for Hepatitis C