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COVID-19

New viral variants spur calls for better masks

by Meghan McCarty Carino

Jan 28, 2021

Front-line workers are especially at risk indoors. Wearing a cloth and surgical mask together is an option to N95s, one doctor says.

Pedestrians wearing face masks walk past a "Prevent the spread of COVID-19" banner in Los Angeles on Jan. 19.

Frederic J. Brown/AFP via Getty Images

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