People worry that using tools to pull the baby out (in a vaginal birth) may affect their brains.

人们担心(在自然分娩中)用工具把婴儿拖出来可能会影响婴儿的大脑。

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"The relative safety of the operation leads people to think it's as safe as vaginal birth," said Dr. A. Metin Gulmezoglu, who co-authored the Asia report.

“手术的相对安全性致使人们认为剖腹产和顺产一样安全，”亚洲报告作者之一A . Metin Gulmezoglu博士说。

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"Small bleeds in and around the brain are very common in infants who are born vaginally," Dr. Gilmore said. "It seems that a normal vaginal birth can cause these small bleeds."

Gilmore博士讲到，“产道出生的婴儿颅内出血相当常见，看来是正常产道生产造成的”。

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So,does Costello's study support the notion that vaginal birth is somehow "better" than a cesarean?

VOA: standard.2010.06.30

Women who gave birth vaginally transferred the unique mix, their unique "community" of vaginal bacterial to the newborn baby.

VOA: standard.2010.06.30

At the same time, statistics about the odds of needing medical assistance or on complications like tearing during a vaginal birth are frequently not talked about.

BBC: Pregnancy advice 'scaremongering'

This is a very timely subject, as guidelines concerning vaginal birth after cesarean (VBAC) were updated in August by the American College of Obstetrics and Gynecology.

CNN: Is it OK to have a VBAC?

Many women who have had cesarean sections inquire about the possibility of attempting a vaginal birth after C-section (VBAC), sometimes also called trial of labor after C-section (TOLAC).

CNN: Is it OK to have a VBAC?