原帖由 眉心眉飞 于 2008-6-5 11:04 发表 6 Z5 G5 _7 }" v; X' h ~" htriple blood screening: 6 I/ G' w& h9 d' B8 ?8 S& v3 N2 N $ U) F! e* V x, A9 T4 U0 w! rA 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 ...