Mothers and infants were enrolled in a trial of vitamin a supplementation during which the infants' weight, length and feeding practices were assessed regularly.

这些母亲和婴儿参与了一项维他命补充试验，试验过程中定期评估婴儿的体重、身高和喂养方法。

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The strategy is a guide for countries to develop policies and implement activities addressing feeding practices and the nutritional status, growth and health of infants and children.

该战略是一份指导各国制定政策和实施活动以处理喂养方法以及婴儿和儿童营养状况、生长和健康的指南。

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Breast-feeding isn't always easy; it takes some infants and mothers awhile to get the hang of it.

母乳喂养的确不那么容易，甚至需要母亲和婴儿花费一段时间才能熟悉。

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The Healthy People 2000 initiative introduced in the US has set a target of 75% of American infants breast-feeding for at least six months.

BBC: Rickets makes a comeback

Many teaching in medical schools today were raised in the better-living-though-chemistry age, when infant formula was thought to trump the attributes of breast milk. (Formula was certainly an improvement over the non-pasteurized cow's milk that killed many infants at the turn of the 20th century, when breast-feeding was not in vogue).

CNN: Is the medical community failing breast-feeding moms?

In contrast, infants accustomed to the hydrolysate formula appeared relaxed and happy while feeding and drank more of it.

BBC: NEWS | Health | First foods shape our taste buds