正常足月自然分娩
Normal full term natural delivery
以上为机器翻译结果,长、整句建议使用 人工翻译 。
方法:将自然分娩的足月正常新生儿200例,按出生顺序分为实验组和对照组,每组100例。
Methods: 200 healthy babies of full term natural delivery were divided into two groups, experimental group and control group, according to the time of delivery, 100 babies each troup.
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