https://twitter.com/SeokWooYang1/status/1305668583490428928?s=20
Seok Woo Yang, MD & PhD on Twitter
“COVID-19 virus is primarily transmitted between people through respiratory droplets (>5-10 μm in diameter ) and contact routes.2-7(Ref. https://t.co/PCHRaMtWRJ.)”
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https://twitter.com/SeokWooYang1/status/1285874919478185984?s=20
Seok Woo Yang, MD & PhD on Twitter
“Facial mask: I have also fully recognized the incompleteness of the facial mask to prevent the viral particle spread perfectly. Nonetheless, the author emphasizes the facial mask-wearing, as the following reasons: 출처: https://t.co/UotW6QKO0T [gracel
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