• Germany's population is ageing, and the birth rate falling.

    德国人口老化出生率下降

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  • Therefore, it is time to cancel birth control policy to remit aging of population.

    因此时候取消控制出生政策减轻人口老年化。

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  • Birth defect is one of the key elements that seriously affect the quality of population.

    出生缺陷影响人口出生质量最重要因素

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  • Birth defect is one of the key elements that seriously affect the quality of population.

    出生缺陷影响人口出生质量最重要因素

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