Monday, August 28, 2017
With a Drop of Saliva, Family Histories Are Rewritten by GINA KOLATA
By GINA KOLATA Widespread DNA testing has shed light on the ancestry of millions of Americans. But these services have limitations, and the results can be uncertain. Published: August 27, 2017 at 08:00PM from NYT Science http://nyti.ms/2wj5D1W
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