单项选择题
A.产后2小时内 B.产后48小时内 C.产后20小时内 D.产后72小时内 E.产后6小时内
A.0.1%~0.2% B.0.3%~0.5% C.0.5%~1.0% D.1.1%~2.0% E.2.1%~5.0%
A.宫口开大3cm到宫口开全 B.宫口开大1~4cm C.胎儿娩出到胎盘娩出 D.宫口开全到胎儿娩出 E.从临产到宫口开大3cm
A.150ml B.100ml C.80ml D.50ml E.30ml
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