片语
premature labour早产
premature birth[妇产] 早产
habitual premature labor习惯性早产
premature delivery[妇产] 早产
Threatened premature labor先兆早产
factors for premature labor早产因素
premature e labor早产
Idiopathic premature labor特发性早产
premature labor fetal早产胎儿
premature rupture Labor胎膜早破
preventing premature labor阻断早产