The highest levels of cortisol are found in those born by assisted vaginal delivery using forceps or vacuum extraction.

皮质醇水平最高的是那些通过手术钳或真空抽取而娩出的婴儿。

youdao

There are four models of electronic document delivery systems: automatic model, human assisted model, network access model and network subscription model. 8 refs.

实现电子文献传递系统的方式有：自动方式、人工辅助方式、网络访问方式和网络订购方式。参考文献8。

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Conclusion: Antepartum monitoring assisted by central electric-fetal monitoring system can improve the prenatal prognosis and increase the rate of cesarean delivery.

结论：利用中央电子胎儿监护系统进行产前监测，可改善围产儿预后，增加手术产率。

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Women who gave birth between these hours were 86% more likely to be given drugs and were 43% more likely to have an instrumentally-assisted delivery.

BBC: Daytime births 'more difficult'

Kevorkian was originally charged with murder, assisted suicide, and delivery of a controlled substance, but prosecutors dropped the assisted suicide charge to prevent the defense from presenting evidence about Youk's pain and suffering.

CNN: Kevorkian Case: Video of killing shown to jury