Maternal serum screening testby
This blood test can be called by many different names including multiple marker screening test, triple test, quadscreen, and others. This test is usually given between 15 and 20 weeks of pregnancy...
To screen or not to screen...pro ...by
To screen or not to screen...problems with false-positives on some procedures...BD
The problem: Plenty of screens don't really work that well. Many yield lots of false-positive results, which lead...