Objective:To improve the health of the people, reduce the birth defect.
提高人口素质，减少出生缺陷。
Birth defect is one of the key elements that seriously affect the quality of population.
出生缺陷是影响人口出生质量最重要的因素。
Birth defect is one of the key elements that seriously affect the quality of population.
出生缺陷是影响人口出生质量最重要的因素。
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