This is a very common problem and requires surgery in more than 200,000 women each year. Rates were particularly high when forceps had been used to assist the delivery.

这是一个很普遍的问题，每年大约有20万多妇女要求手术，当镊子被用于辅助分娩后这个比率明显升高。

youdao

This is a very common problem and requires surgery in more than 200,000 women each year. Rates were particularly high when forceps had been used to assist the delivery.

这是一个很普遍的问题，每年大约有20万多妇女要求手术，当镊子被用于辅助分娩后这个比率明显升高。

youdao