Objective: (1) To explore a technological system suitable for the Down 's syndrome prenatal screening in Yunnan province, using maternal serum markers.

目的：(1)用孕妇血清标记物进行唐氏综合征产前筛查，探索适合云南省实际情况的产前筛查技术体系。

youdao

Objective:To investigate the consistency between two maternal serum screening for Down′s syndrome in the second trimester pregnancy.

目的调查两种孕中期唐氏综合征产前筛查方法的一致性。

youdao

Screening services for cystic fibrosis and Down's syndrome are to be made available to all new mothers and pregnant women.

BBC: Cystic fibrosis screening for all

And screening for sickle cell diseases by week 10 and Down's syndrome between 11 and 14 weeks using the most up-to-date methods should be available.

BBC: NEWS | Health | Alcohol ban advised for pregnancy