Objective To investigate the effect of drug abortion and artificial abortion for the first gestation on the second pregnancy.

目的探讨初孕妇女药物流产和人工流产对再妊娠的影响。

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Objective To investigate the status of iodine nutritional status and thyroid function in the first trimester gestation after universal salt iodization.

目的探讨全民食盐加碘后孕妇妊娠早期甲状腺功能及碘营养状况。

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It will be noted from the first figure resented by Moustgaard that the growth of the foetal membranes virtually ceased at the 60th-70th day of gestation; we have shown a similar pattern in the sheep.

从Moustgaard的图片中可以看到胎膜在妊娠60-70天的时候已经停止生长了，我们在绵羊的胚胎中也发现了同样的现象。

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The critical period was around 16 days - which is very late in mouse gestation, but corresponds to the first trimester in people.

BBC: Light in womb 'gives healthy eyes' - in mice