原帖由 眉心眉飞 于 2008-6-5 11:04 发表 6 _4 k. _' Y+ R$ f) B
triple blood screening: + k' f5 a1 o/ S6 @- Q4 z% w+ f# f& `" b
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 ...