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Which type of face mask is most effective against COVID-19? | News
By Janelle Aguilera Ringer
Study: The most and least effective face masks to use during the pandemic
By Cory Stieg
Wearing a neck gaiter may be worse than no mask at all, researchers find
By Allyson Chiu
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The 14 face masks tested in Duke University study, ranked from best to worst
By Catherine Kast & Kirsten Fleming
Neck Gaiters Do Not Curb COVID-19, Study Finds
By Suzanne Rowan Kelleher