Only the modern technology of clamps and sharp scissors permits the slithery tube to bedealt with at speed.
只有钳子和剪子这种现代工具,才能迅速地处理光滑的脐带。
To test her idea that extended post partum connection to the placenta is good for a child shealth,
为了证实延长产后胎儿与胎盘的连接时间确实有益于儿童的健康,
Dr Andersson and her colleagues recruited 334 pregnant,
Andersson博士和她的同事们招募了334个没有吸烟习惯的孕妇志愿者,
non-smoking women whose fetuses appeared to be healthy.
她们肚中的胎儿看起来都很健康。
When these women came to term, their midwives followed one of two sets of instructions,chosen at random and given to them just before each birth.
在孕妇们临产时,助产士为她们从两种生产方式中随机选择一种。
In 166 cases the newborns had their umbilical cords clamped within ten seconds of delivery.
在166例中,脐带在新生儿出生后的十秒内被钳住,
The other 168 had them clamped after at least three minutes had passed.
而在另一组168例中,这个时间至少超过三分钟。
When the children were four months old, Dr Andersson re-examined them and took a bloodsample.
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