A.12.0s-14.6s,0.85-1.15 B.11s-14s,0.85-1.15 C.11s-14s,0.95-1.15 D.12.0s-14.6s,0.95-1.15
A.心臟 B.腦部 C.上肢靜脈 D.下肢深靜脈
A.胎盤及附屬物排出至產(chǎn)后5個月 B.胎兒娩出至產(chǎn)后3個月 C.孕28周至產(chǎn)后1個月 D.妊娠最后1個月至產(chǎn)后5個月