原帖由 眉心眉飞 于 2008-6-5 11:04 发表 % i$ {8 i. [; J: |" N( h) A
triple blood screening:4 w) v" a: C4 j7 M3 w
! C7 M. f1 v$ c, I5 D0 \, lA triple screen is a blood test that measures three things called alpha-fetoprotein, human chorionic gonadotropin and unconjugated estriol. The results of the blood test can ...
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原来这个“唐氏”是这么来的,长见识了,呵呵