“乙肝”的预防和保健李红旗编译科学工作者在研究中发现，乙型肝炎病毒遍布于全世界。据估计，全世界大约有３亿多乙型肝炎病毒携带者，其中亚洲的病毒携带者为２２亿。乙肝主要有以下几种传染途径：母婴传染孕妇如为乙型肝炎表面抗原（ＨＢｓＡｇ）和ｅ抗原阳性，在不... Prevention and health care of hepatitis B Li Hongqi, a compilation of scientific workers, found in the study that the hepatitis B virus is spread all over the world. It is estimated that there are about 300 million Hepatitis B virus carriers in the world, of which 220 million are virus carriers in Asia. There are several main routes of transmission of hepatitis B: maternal and child transmission of pregnant women such as hepatitis B surface antigen (HBsAg) and e antigen-positive, not ...