Jun 7, 2013 5:12 AM by Lacey Steele
A blood test to detect Down Syndrome is less likely to give a false positive result than current methods.
The test analyzes fetal DNA in a pregnant woman's blood and can be done early in the first trimester.
Because it has a lower false positive rate, researchers in the UK say if it is combined with current screening tests it could give women a very accurate result.
4 hours ago