Study: Wearing Surgical Masks in Public Could Help Slow Spreading of COVID-19

Respiratory virus shedding in exhaled breath and efficacy of face masks – Nature

Commentaries: Why wear face masks in public? Here’s what the research shows – The Conversation AND The new coronavirus might spread when people talk, but scientists say masks can help – The Telegraph AND Wearing surgical masks in public could help slow COVID-19 pandemic’s advance – University of Maryland

Related: Stability of SARS-CoV-2 in different environmental conditions – National Geographic