为了解我市中小学生m五吨携带情况，探索我市中小学生乙肝预防措施，从而有效降低乙肝发病率。笔者于1997年IO月份对市区中小学生进行HBSAg检查，调查结果如下。回对象与方法王．且对象：茂名市区中小学生（含学前班）学生31978名。回．2方法：指端取血，用ELISA法检测HBsAg。 In order to understand m five tons of primary and secondary school students in our city to carry out the situation, explore primary and secondary prevention of hepatitis B in our city, thus effectively reducing the incidence of hepatitis B. The author in October 1997 to urban primary and secondary students HBSAg inspection, the survey results are as follows. Back to the object and method king. And object: Maoming downtown primary and secondary students (including preschool) 31978 students. Back 2 Methods: Finger blood, ELISA detection of HBsAg.