Study of prenatal diagnosis for phenylketonuria by str in the first trimester .
应用str在妊娠早期进行苯丙酮尿症产前诊断的研究。
We are not allowed to say which trimester , nor which year .
我们不准说出是哪个三月期,或者是哪一年。
Some couples like to wait until the second trimester when the risk of miscarriage is greatly reduced .
一些夫妇喜欢等到妊娠中期再公布消息,这个时候流产的风险已经大大的减少了。
Emphasis on the big picture also include the magnetic trimesters especially as the summer trimester is the strongest .
这个大图的重点同样包括了磁场三月期,尤其是夏季三月期是最强的。
Caffeine is one of the most widely used xenobiotic compounds in the world and has earlier been linked to an increased risk of first trimester spontaneous abortion among heavy coffee drinkers .