Objective To explore the epidemiology of meconium stained amniotic fluid pero-delivery.
Objective To explore the epidemiology of meconium stained amniotic fluid pero-delivery.
目的了解羊水粪染产前和产时相对因素的流行病学情况。
Objective To explore the epidemiology of meconium stained amniotic fluid pero-delivery.
目的了解羊水粪染产前和产时相对因素的流行病学情况。