The CDC recently rewrote its vaccine guidance to suggest shots might cause autism, renewing false claims about vaccines and causing anxiety among parents. Physicians often deal with misinformation, but the difference is that it's now coming from the federal government. How do families know what guidance to trust?

NPR's Scott Detrow speaks with Dr. James Campbell, a practicing pediatrician and professor at the University of Maryland School of Medicine, on how families should navigate the changing guidance.

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This episode was produced by Vincent Acovino and Karen Zamora, with audio engineering by Simon Laslo-Janssen and Tiffany Vera Castro. It was edited by Adam Raney. Our executive producer is Sami Yenigun.

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