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Study: New testing system improves detection of Down syndrome

...are now running studies of the tests on tens of thousands of expectant mothers. In an editorial in the journal, Dr. Joshua Copel and Dr. Ray Bahado-Singh of Yale University argue that Wald's method won't gain wide acceptance because it requires...

http://chronicle.augusta.com/stories/1999/08/18/tec_268137.shtml
XXX Technology
Study: New testing system improves detection of Down syndrome

...are now running studies of the tests on tens of thousands of expectant mothers. In an editorial in the journal, Dr. Joshua Copel and Dr. Ray Bahado-Singh of Yale University argue that Wald's method won't gain wide acceptance because it requires...

http://chronicle.augusta.com/stories/1999/08/13/tec_267800.shtml
XXX Technology
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