题目内容
对怀疑21-三体综合征的高危孕妇应检测
2021-12-01
A.AFP、FE3、β-hCG
B.CEA、FE3、β-hCG
C.β-hCG、CA19-9、FE3
D.AFP
E.CA19-9、FE3、β-hCG
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