Widespread use of coronavirus face masks can help control virus transmission: study Fox NewsFace masks: What's the difference between a cloth one and an FFP2? euronews (in English)If You're Still Doing This, Your Mask Isn't Protecting You, Study Says Yahoo LifestyleModel: Masks Do Work to Control COVID in U.S. MedPage TodayDoubling up on masks adds to "obstacle course" for COVID particles, research shows CBS NewsView Full Coverage on Google News