Methods:Five hundreds and seventy eight women were investigated in early labor recording amniotic fluid,placenta and Apgar score of newborn.
英
美
- 方法 :对 578例临产孕妇进行胎心入室试验 ,记录产程、分娩方式、羊水、脐带及胎盘情况和新生儿Apgar评分。