The researchers said their findings could eventually lead to a test for women at risk of a pre-term birth.

研究人员表示，他们的这些发现或能为今后预防早产孕妇的检测提供帮助。

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Alcohol consumption by an expectant mother may cause fetal alcohol syndrome and pre-term birth complications, which are detrimental to the health and development of neonates.

准母亲使用酒精可能会造成胎儿酒精综合征以及早产并发症，这对新生儿的健康和发育不利。

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Nutritionists say there is only a 1,000 day window between pre-birth and age 2 to change the course of a child’s life.

营养学家表示，出生前至两岁期间，改变一名儿童一生境况的窗口期只有1000天。

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Mr Blair told the BBC last week social intervention could happen "pre-birth".

BBC: NEWS | UK | UK Politics | Blair hits back over 'baby Asbos'

It sometimes took "many months" to obtain a parental order, he complained, calling for the UK to adopt a system of rules in place in some US states, where pre-birth orders are available.

BBC: Ten minute rule motion

It also has a prenatal test to assess the risk of a pre-term birth.

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