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JAMA NETWORK
COVID-19 is an infectious disease that can be transmitted via respiratory droplets. Why Should I Consider Wearing a Face Mask?
How to Wear a Cloth Face Coverin
The use of face mask in public may reduce the spread of infection in the community by minimising the release of respiratory droplets from infected people.
Reducing COVID-19 transmission from potentially asymptomatic or pre-symptomatic people through the use of face masks.
The first confirmed case of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in South Korea was imported from China on January 20, 2020.