Baby teeth hold clues to the harms of toxic metals for infants — and older kids

Health Baby teeth hold clues to the harms of toxic metals for infants — and older kids April 29, 20269:00 AM ET Maria Godoy What baby teeth reveal about developing baby brains Listen · 2:48 2:48 Transcript Toggle more options Download Embed Embed <iframe src="https://www.npr.org/player/embed/nx-s1-5803561/nx-s1-9746896" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player"> Transcript