Health Experts Emphasize Importance Of Wearing Masks

KCBS Radio: On-Demand
Friday, July 10th
Health experts have emphasized mask wearing as an altruistic act, in order to protect others. But one doctor is saying it also reduces the risk of infection for the person wearing the mask by 65 percent.

KCBS Radio's Stan Bunger spoke with William Ristenpart, Professor of chemical engineering at UC Davis.
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