We should require that every student is immunized against hepatitis B.

我们应该要求每一位学生都注射乙肝疫苗。

The objective is to research the reference of Chronic hepatitis B fibrosis with liver function and rivus quantitation.

目的是研究慢性乙型肝炎纤维化对肝功能和静脉定量的参考。

Investigate the curative efficacy of ademetionine in the treatment of hyperbilirubinemia for chronic hepatitis B patients.

分析腺苷蛋氨酸治疗慢性乙型肝炎高胆红素血症的临床疗效。

The objective is to study the relationship between fetomaternal cellular traffic and hepatitis B virus (HBV) intrauterine infection.

目的是探讨母胎细胞转运与乙型肝炎病毒（HBV）宫内感染的关系。

The risks of hepatitis B remain.

乙肝的风险依然存在。