评估孕妇维生素a缺乏症发生率和新生儿维生素a补充对婴儿死亡率的影响之间的关系。
To assess the relationship between the prevalence of vitamin a deficiency among pregnant women and the effect of neonatal vitamin a supplementation on infant mortality.
据世行测算，该国婴儿死亡率很高（新生儿死亡率为60‰）， 15-49岁人群中艾滋病毒流行率为2.2%。
There is a high infant mortality rate (60 for every 1000 births) and the prevalence of HIV among those between15-49 is 2.2 percent, according to World Bank estimates.
这种简单的安排，被认为是芬兰拥有全世界最低的婴儿死亡率的原因之一。在芬兰，每1000个新生婴儿中有2.52个死亡，不到美国的一半。
And the simple setup is believed to be one reason that Finland now has one of the lowest infant mortality rates in the world - 2.52 for every 1,000 births, less than half that of the United States.
这种简单的安排，被认为是芬兰拥有全世界最低的婴儿死亡率的原因之一。在芬兰，每1000个新生婴儿中有2.52个死亡，不到美国的一半。
And the simple setup is believed to be one reason that Finland now has one of the lowest infant mortality rates in the world - 2.52 for every 1,000 births, less than half that of the United States.
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