原帖由 眉心眉飞 于 2008-6-5 11:04 发表 1 e2 I; F5 ~+ ^# ]$ b! v
triple blood screening:' k: E$ h% P( ]( h
! J$ `, r! z9 A4 x
A 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 ...