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Illumina, Inc.
Study calls DNA test reliable in discovering fetal disorders
Study calls DNA test reliable in discovering fetal disorders

It's billed as a faster, safer and more accurate way of screening expectant mothers for fetal abnormalities like Down syndrome, and proponents say it has already become the standard for prenatal care. But as a handful of California companies market their DNA-testing services to a growing number of pregnant women, some experts complain that the tests have not been proven effective in the kind of rigorous clinical trials that are required of new drugs. Now, a study published Wednesday by the prestigious New England Journal of Medicine has verified that one of the tests can identify likely cases of Down syndrome and other genetic disorders caused by extra chromosomes in low-risk...

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