Sakon Nakhon - Live: Mask with ventilation vents may not be worn on aircraft

Friday, September 3, 2021

Mask with ventilation vents may not be worn on aircraft

Just published @ScienceMagazine
A phenomenal, tour de force review of aerosol transmission of respiratory viruses, from the experts. #COVIDisAirborne
https://t.co/59071Lf37m w/ @ScienceVisuals pic.twitter.com/bXgKvMT66c
— Eric Topol (@EricTopol) August 26, 2021

สกลนคร Sakon Nakhon

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