Experts said that antemarital examination, pregnancy testing and prenatal care is the prevention of disease, birth of the three lines of defense.

专家称，检、孕检和产前检查是预疾、育的三道线。

Since 1994, the antemarital medicine examination was carried out in Changdao County, the lunacy, psychology obstruction and descendiblity diseases had been important items.

该县自1994年前医学检查以来,就将精神疾、心理障碍及遗传疾列为重点项目。